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webogram-i2p/app/vendor/libwebpjs/libwebp-0.1.13.js

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var WebPZlib = (function WebPZlib() {
var dd = (function() {
var o = 32768;
var r = 0;
var s = 1;
var t = 2;
var u = 6;
var x = true;
var y = 32768;
var z = 64;
var A = 1024 * 8;
var B = 2 * o;
var C = 3;
var D = 258;
var E = 16;
var F = 0x2000;
var G = 13;
if (F > y) alert("error: zip_INBUFSIZ is too small");
if ((o << 1) > (1 << E)) alert("error: zip_WSIZE is too large");
if (G > E - 1) alert("error: zip_HASH_BITS is too large");
if (G < 8 || D != 258) alert("error: Code too clever");
var H = F;
var I = 1 << G;
var J = I - 1;
var K = o - 1;
var L = 0;
var M = 4096;
var N = D + C + 1;
var O = o - N;
var P = 1;
var Q = 15;
var R = 7;
var S = 29;
var T = 256;
var U = 256;
var V = T + 1 + S;
var W = 30;
var X = 19;
var Y = 16;
var Z = 17;
var de = 18;
var df = 2 * V + 1;
var dg = parseInt((G + C - 1) / C, 10);
var dh;
var di, zip_qtail;
var dj;
var dk = null;
var dl, zip_outoff;
var dm;
var dn;
var dp;
var dq;
var dr;
var ds;
var dt;
var du;
var dv;
var dw;
var dx;
var dy;
var dz;
var dA;
var dB;
var dC;
var dD;
var dE;
var dF;
var dG;
var dH;
var dI;
var dJ;
var dK;
var dL;
var dM;
var dN;
var dO;
var dP;
var dQ;
var dR;
var dS;
var dT;
var dU;
var dV;
var dW;
var dX;
var dY;
var dZ;
var ea;
var eb;
var ec;
var ed;
var ee;
var ef;
var eg;
var eh;
var ei;
var ej;
var ek;
var el = function() {
this.fc = 0;
this.dl = 0
};
var em = function() {
this.dyn_tree = null;
this.static_tree = null;
this.extra_bits = null;
this.extra_base = 0;
this.elems = 0;
this.max_length = 0;
this.max_code = 0
};
var en = function(a, b, c, d) {
this.good_length = a;
this.max_lazy = b;
this.nice_length = c;
this.max_chain = d
};
var eo = function() {
this.next = null;
this.len = 0;
this.ptr = new Array(A);
this.off = 0
};
var ep = [0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 0];
var eq = [0, 0, 0, 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13];
var er = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 3, 7];
var es = [16, 17, 18, 0, 8, 7, 9, 6, 10, 5, 11, 4, 12, 3, 13, 2, 14, 1, 15];
var et = [new en(0, 0, 0, 0), new en(4, 4, 8, 4), new en(4, 5, 16, 8), new en(4, 6, 32, 32), new en(4, 4, 16, 16), new en(8, 16, 32, 32), new en(8, 16, 128, 128), new en(8, 32, 128, 256), new en(32, 128, 258, 1024), new en(32, 258, 258, 4096)];
var eu = function(a) {
var i;
if (!a) a = u;
else if (a < 1) a = 1;
else if (a > 9) a = 9;
dH = a;
dj = false;
dD = false;
if (dk != null) return;
dh = di = zip_qtail = null;
dk = new Array(A);
dn = new Array(B);
dp = new Array(H);
dq = new Array(y + z);
dr = new Array(1 << E);
dK = new Array(df);
for (i = 0; i < df; i++) dK[i] = new el();
dL = new Array(2 * W + 1);
for (i = 0; i < 2 * W + 1; i++) dL[i] = new el();
dM = new Array(V + 2);
for (i = 0; i < V + 2; i++) dM[i] = new el();
dN = new Array(W);
for (i = 0; i < W; i++) dN[i] = new el();
dO = new Array(2 * X + 1);
for (i = 0; i < 2 * X + 1; i++) dO[i] = new el();
dP = new em();
dQ = new em();
dR = new em();
dS = new Array(Q + 1);
dT = new Array(2 * V + 1);
dW = new Array(2 * V + 1);
dX = new Array(D - C + 1);
dY = new Array(512);
dZ = new Array(S);
ea = new Array(W);
eb = new Array(parseInt(F / 8, 10))
};
var ev = function() {
dh = di = zip_qtail = null;
dk = null;
dn = null;
dp = null;
dq = null;
dr = null;
dK = null;
dL = null;
dM = null;
dN = null;
dO = null;
dP = null;
dQ = null;
dR = null;
dS = null;
dT = null;
dW = null;
dX = null;
dY = null;
dZ = null;
ea = null;
eb = null
};
var ew = function(p) {
p.next = dh;
dh = p
};
var ex = function() {
var p;
if (dh != null) {
p = dh;
dh = dh.next
} else p = new eo();
p.next = null;
p.len = p.off = 0;
return p
};
var ey = function(i) {
return dr[o + i]
};
var ez = function(i, a) {
return dr[o + i] = a
};
var eA = function(c) {
dk[zip_outoff + dl++] = c;
if (zip_outoff + dl == A) fg()
};
var eB = function(w) {
w &= 0xffff;
if (zip_outoff + dl < A - 2) {
dk[zip_outoff + dl++] = (w & 0xff);
dk[zip_outoff + dl++] = (w >>> 8)
} else {
eA(w & 0xff);
eA(w >>> 8)
}
};
var eC = function() {
dv = ((dv << dg) ^ (dn[dB + C - 1] & 0xff)) & J;
dw = ey(dv);
dr[dB & K] = dw;
ez(dv, dB)
};
var eD = function(c, a) {
fd(a[c].fc, a[c].dl)
};
var eE = function(a) {
return (a < 256 ? dY[a] : dY[256 + (a >> 7)]) & 0xff
};
var eF = function(a, n, m) {
return a[n].fc < a[m].fc || (a[n].fc == a[m].fc && dW[n] <= dW[m])
};
var eG = function(a, b, n) {
var i;
var l = ej.length;
for (i = 0; i < n && ek < l; i += 1) {
a[b + i] = ej[ek++]
}
return i
};
var eH = function() {
var j;
for (j = 0; j < I; j++) dr[o + j] = 0;
dG = et[dH].max_lazy;
dI = et[dH].good_length;
if (!x) dJ = et[dH].nice_length;
dF = et[dH].max_chain;
dB = 0;
du = 0;
dE = eG(dn, 0, 2 * o);
if (dE <= 0) {
dD = true;
dE = 0;
return
}
dD = false;
while (dE < N && !dD) eJ();
dv = 0;
for (j = 0; j < C - 1; j++) {
dv = ((dv << dg) ^ (dn[j] & 0xff)) & J
}
};
var eI = function(a) {
var b = dF;
var c = dB;
var d;
var e;
var f = dA;
var g = (dB > O ? dB - O : L);
var h = dB + D;
var i = dn[c + f - 1];
var j = dn[c + f];
if (dA >= dI) b >>= 2;
do {
d = a;
if (dn[d + f] != j || dn[d + f - 1] != i || dn[d] != dn[c] || dn[++d] != dn[c + 1]) {
continue
}
c += 2;
d++;
do {} while (dn[++c] == dn[++d] && dn[++c] == dn[++d] && dn[++c] == dn[++d] && dn[++c] == dn[++d] && dn[++c] == dn[++d] && dn[++c] == dn[++d] && dn[++c] == dn[++d] && dn[++c] == dn[++d] && c < h);
e = D - (h - c);
c = h - D;
if (e > f) {
dC = a;
f = e;
if (x) {
if (e >= D) break
} else {
if (e >= dJ) break
}
i = dn[c + f - 1];
j = dn[c + f]
}
} while ((a = dr[a & K]) > g && --b != 0);
return f
};
var eJ = function() {
var n, m;
var a = B - dE - dB;
if (a == -1) {
a--
} else if (dB >= o + O) {
for (n = 0; n < o; n++) dn[n] = dn[n + o];
dC -= o;
dB -= o;
du -= o;
for (n = 0; n < I; n++) {
m = ey(n);
ez(n, m >= o ? m - o : L)
}
for (n = 0; n < o; n++) {
m = dr[n];
dr[n] = (m >= o ? m - o : L)
}
a += o
}
if (!dD) {
n = eG(dn, dB + dE, a);
if (n <= 0) dD = true;
else dE += n
}
};
var eK = function() {
while (dE != 0 && di == null) {
var a;
eC();
if (dw != L && dB - dw <= O) {
dz = eI(dw);
if (dz > dE) dz = dE
}
if (dz >= C) {
a = fa(dB - dC, dz - C);
dE -= dz;
if (dz <= dG) {
dz--;
do {
dB++;
eC()
} while (--dz != 0);
dB++
} else {
dB += dz;
dz = 0;
dv = dn[dB] & 0xff;
dv = ((dv << dg) ^ (dn[dB + 1] & 0xff)) & J
}
} else {
a = fa(0, dn[dB] & 0xff);
dE--;
dB++
}
if (a) {
eZ(0);
du = dB
}
while (dE < N && !dD) eJ()
}
};
var eL = function() {
while (dE != 0 && di == null) {
eC();
dA = dz;
dx = dC;
dz = C - 1;
if (dw != L && dA < dG && dB - dw <= O) {
dz = eI(dw);
if (dz > dE) dz = dE;
if (dz == C && dB - dC > M) {
dz--
}
}
if (dA >= C && dz <= dA) {
var a;
a = fa(dB - 1 - dx, dA - C);
dE -= dA - 1;
dA -= 2;
do {
dB++;
eC()
} while (--dA != 0);
dy = 0;
dz = C - 1;
dB++;
if (a) {
eZ(0);
du = dB
}
} else if (dy != 0) {
if (fa(0, dn[dB - 1] & 0xff)) {
eZ(0);
du = dB
}
dB++;
dE--
} else {
dy = 1;
dB++;
dE--
}
while (dE < N && !dD) eJ()
}
};
var eM = function() {
if (dD) return;
ds = 0;
dt = 0;
eP();
eH();
di = null;
dl = 0;
zip_outoff = 0;
if (dH <= 3) {
dA = C - 1;
dz = 0
} else {
dz = C - 1;
dy = 0
}
dm = false
};
var eN = function(a, b, c) {
var n;
if (!dj) {
eM();
dj = true;
if (dE == 0) {
dm = true;
return 0
}
}
if ((n = eO(a, b, c)) == c) return c;
if (dm) return n;
if (dH <= 3) eK();
else eL();
if (dE == 0) {
if (dy != 0) {
fa(0, dn[dB - 1] & 0xff)
}
eZ(1);
dm = true
}
return n + eO(a, n + b, c - n)
};
var eO = function(a, b, c) {
var n, i, j;
n = 0;
while (di != null && n < c) {
i = c - n;
if (i > di.len) i = di.len;
for (j = 0; j < i; j++) {
a[b + n + j] = di.ptr[di.off + j]
}
di.off += i;
di.len -= i;
n += i;
if (di.len == 0) {
var p;
p = di;
di = di.next;
ew(p)
}
}
if (n == c) {
return n
}
if (zip_outoff < dl) {
i = c - n;
if (i > dl - zip_outoff) {
i = dl - zip_outoff
}
for (j = 0; j < i; j++) {
a[b + n + j] = dk[zip_outoff + j]
}
zip_outoff += i;
n += i;
if (dl == zip_outoff) {
dl = zip_outoff = 0
}
}
return n
};
var eP = function() {
var n;
var a;
var b;
var c;
var d;
if (dN[0].dl != 0) return;
dP.dyn_tree = dK;
dP.static_tree = dM;
dP.extra_bits = ep;
dP.extra_base = T + 1;
dP.elems = V;
dP.max_length = Q;
dP.max_code = 0;
dQ.dyn_tree = dL;
dQ.static_tree = dN;
dQ.extra_bits = eq;
dQ.extra_base = 0;
dQ.elems = W;
dQ.max_length = Q;
dQ.max_code = 0;
dR.dyn_tree = dO;
dR.static_tree = null;
dR.extra_bits = er;
dR.extra_base = 0;
dR.elems = X;
dR.max_length = R;
dR.max_code = 0;
b = 0;
for (c = 0; c < S - 1; c++) {
dZ[c] = b;
for (n = 0; n < (1 << ep[c]); n++) dX[b++] = c
}
dX[b - 1] = c;
d = 0;
for (c = 0; c < 16; c++) {
ea[c] = d;
for (n = 0; n < (1 << eq[c]); n++) {
dY[d++] = c
}
}
d >>= 7;
for (; c < W; c++) {
ea[c] = d << 7;
for (n = 0; n < (1 << (eq[c] - 7)); n++) dY[256 + d++] = c
}
for (a = 0; a <= Q; a++) dS[a] = 0;
n = 0;
while (n <= 143) {
dM[n++].dl = 8;
dS[8]++
}
while (n <= 255) {
dM[n++].dl = 9;
dS[9]++
}
while (n <= 279) {
dM[n++].dl = 7;
dS[7]++
}
while (n <= 287) {
dM[n++].dl = 8;
dS[8]++
}
eT(dM, V + 1);
for (n = 0; n < W; n++) {
dN[n].dl = 5;
dN[n].fc = fe(n, 5)
}
eQ()
};
var eQ = function() {
var n;
for (n = 0; n < V; n++) dK[n].fc = 0;
for (n = 0; n < W; n++) dL[n].fc = 0;
for (n = 0; n < X; n++) dO[n].fc = 0;
dK[U].fc = 1;
eh = ei = 0;
ec = ed = ee = 0;
ef = 0;
eg = 1
};
var eR = function(a, k) {
var v = dT[k];
var j = k << 1;
while (j <= dU) {
if (j < dU && eF(a, dT[j + 1], dT[j])) j++;
if (eF(a, v, dT[j])) break;
dT[k] = dT[j];
k = j;
j <<= 1
}
dT[k] = v
};
var eS = function(a) {
var b = a.dyn_tree;
var c = a.extra_bits;
var d = a.extra_base;
var e = a.max_code;
var g = a.max_length;
var i = a.static_tree;
var h;
var n, m;
var j;
var k;
var f;
var l = 0;
for (j = 0; j <= Q; j++) dS[j] = 0;
b[dT[dV]].dl = 0;
for (h = dV + 1; h < df; h++) {
n = dT[h];
j = b[b[n].dl].dl + 1;
if (j > g) {
j = g;
l++
}
b[n].dl = j;
if (n > e) continue;
dS[j]++;
k = 0;
if (n >= d) k = c[n - d];
f = b[n].fc;
eh += f * (j + k);
if (i != null) ei += f * (i[n].dl + k)
}
if (l == 0) return;
do {
j = g - 1;
while (dS[j] == 0) j--;
dS[j]--;
dS[j + 1] += 2;
dS[g]--;
l -= 2
} while (l > 0);
for (j = g; j != 0; j--) {
n = dS[j];
while (n != 0) {
m = dT[--h];
if (m > e) continue;
if (b[m].dl != j) {
eh += (j - b[m].dl) * b[m].fc;
b[m].fc = j
}
n--
}
}
};
var eT = function(a, b) {
var c = new Array(Q + 1);
var d = 0;
var e;
var n;
for (e = 1; e <= Q; e++) {
d = ((d + dS[e - 1]) << 1);
c[e] = d
}
for (n = 0; n <= b; n++) {
var f = a[n].dl;
if (f == 0) continue;
a[n].fc = fe(c[f]++, f)
}
};
var eU = function(a) {
var b = a.dyn_tree;
var c = a.static_tree;
var d = a.elems;
var n, m;
var e = -1;
var f = d;
dU = 0;
dV = df;
for (n = 0; n < d; n++) {
if (b[n].fc != 0) {
dT[++dU] = e = n;
dW[n] = 0
} else b[n].dl = 0
}
while (dU < 2) {
var g = dT[++dU] = (e < 2 ? ++e : 0);
b[g].fc = 1;
dW[g] = 0;
eh--;
if (c != null) ei -= c[g].dl
}
a.max_code = e;
for (n = dU >> 1; n >= 1; n--) eR(b, n);
do {
n = dT[P];
dT[P] = dT[dU--];
eR(b, P);
m = dT[P];
dT[--dV] = n;
dT[--dV] = m;
b[f].fc = b[n].fc + b[m].fc;
if (dW[n] > dW[m] + 1) dW[f] = dW[n];
else dW[f] = dW[m] + 1;
b[n].dl = b[m].dl = f;
dT[P] = f++;
eR(b, P)
} while (dU >= 2);
dT[--dV] = dT[P];
eS(a);
eT(b, e)
};
var eV = function(a, b) {
var n;
var c = -1;
var d;
var e = a[0].dl;
var f = 0;
var g = 7;
var h = 4;
if (e == 0) {
g = 138;
h = 3
}
a[b + 1].dl = 0xffff;
for (n = 0; n <= b; n++) {
d = e;
e = a[n + 1].dl;
if (++f < g && d == e) continue;
else if (f < h) dO[d].fc += f;
else if (d != 0) {
if (d != c) dO[d].fc++;
dO[Y].fc++
} else if (f <= 10) dO[Z].fc++;
else dO[de].fc++;
f = 0;
c = d;
if (e == 0) {
g = 138;
h = 3
} else if (d == e) {
g = 6;
h = 3
} else {
g = 7;
h = 4
}
}
};
var eW = function(a, b) {
var n;
var c = -1;
var d;
var e = a[0].dl;
var f = 0;
var g = 7;
var h = 4;
if (e == 0) {
g = 138;
h = 3
}
for (n = 0; n <= b; n++) {
d = e;
e = a[n + 1].dl;
if (++f < g && d == e) {
continue
} else if (f < h) {
do {
eD(d, dO)
} while (--f != 0)
} else if (d != 0) {
if (d != c) {
eD(d, dO);
f--
}
eD(Y, dO);
fd(f - 3, 2)
} else if (f <= 10) {
eD(Z, dO);
fd(f - 3, 3)
} else {
eD(de, dO);
fd(f - 11, 7)
}
f = 0;
c = d;
if (e == 0) {
g = 138;
h = 3
} else if (d == e) {
g = 6;
h = 3
} else {
g = 7;
h = 4
}
}
};
var eX = function() {
var a;
eV(dK, dP.max_code);
eV(dL, dQ.max_code);
eU(dR);
for (a = X - 1; a >= 3; a--) {
if (dO[es[a]].dl != 0) break
}
eh += 3 * (a + 1) + 5 + 5 + 4;
return a
};
var eY = function(a, b, c) {
var d;
fd(a - 257, 5);
fd(b - 1, 5);
fd(c - 4, 4);
for (d = 0; d < c; d++) {
fd(dO[es[d]].dl, 3)
}
eW(dK, a - 1);
eW(dL, b - 1)
};
var eZ = function(a) {
var b, static_lenb;
var c;
var d;
d = dB - du;
eb[ee] = ef;
eU(dP);
eU(dQ);
c = eX();
b = (eh + 3 + 7) >> 3;
static_lenb = (ei + 3 + 7) >> 3;
if (static_lenb <= b) b = static_lenb;
if (d + 4 <= b && du >= 0) {
var i;
fd((r << 1) + a, 3);
ff();
eB(d);
eB(~d);
for (i = 0; i < d; i++) eA(dn[du + i])
} else if (static_lenb == b) {
fd((s << 1) + a, 3);
fb(dM, dN)
} else {
fd((t << 1) + a, 3);
eY(dP.max_code + 1, dQ.max_code + 1, c + 1);
fb(dK, dL)
}
eQ();
if (a != 0) ff()
};
var fa = function(a, b) {
dq[ec++] = b;
if (a == 0) {
dK[b].fc++
} else {
a--;
dK[dX[b] + T + 1].fc++;
dL[eE(a)].fc++;
dp[ed++] = a;
ef |= eg
}
eg <<= 1;
if ((ec & 7) == 0) {
eb[ee++] = ef;
ef = 0;
eg = 1
}
if (dH > 2 && (ec & 0xfff) == 0) {
var c = ec * 8;
var d = dB - du;
var e;
for (e = 0; e < W; e++) {
c += dL[e].fc * (5 + eq[e])
}
c >>= 3;
if (ed < parseInt(ec / 2, 10) && c < parseInt(d / 2, 10)) return true
}
return (ec == F - 1 || ed == H)
};
var fb = function(a, b) {
var c;
var d;
var e = 0;
var f = 0;
var g = 0;
var h = 0;
var i;
var j;
if (ec != 0)
do {
if ((e & 7) == 0) h = eb[g++];
d = dq[e++] & 0xff;
if ((h & 1) == 0) {
eD(d, a)
} else {
i = dX[d];
eD(i + T + 1, a);
j = ep[i];
if (j != 0) {
d -= dZ[i];
fd(d, j)
}
c = dp[f++];
i = eE(c);
eD(i, b);
j = eq[i];
if (j != 0) {
c -= ea[i];
fd(c, j)
}
}
h >>= 1
} while (e < ec);
eD(U, a)
};
var fc = 16;
var fd = function(a, b) {
if (dt > fc - b) {
ds |= (a << dt);
eB(ds);
ds = (a >> (fc - dt));
dt += b - fc
} else {
ds |= a << dt;
dt += b
}
};
var fe = function(a, b) {
var c = 0;
do {
c |= a & 1;
a >>= 1;
c <<= 1
} while (--b > 0);
return c >> 1
};
var ff = function() {
if (dt > 8) {
eB(ds)
} else if (dt > 0) {
eA(ds)
}
ds = 0;
dt = 0
};
var fg = function() {
if (dl != 0) {
var q, i;
q = ex();
if (di == null) di = zip_qtail = q;
else zip_qtail = zip_qtail.next = q;
q.len = dl - zip_outoff;
for (i = 0; i < q.len; i++) q.ptr[i] = dk[zip_outoff + i];
dl = zip_outoff = 0
}
};
var fh = function(a, b) {
var i, j;
ej = a;
ek = 0;
if (typeof b == "undefined") {
b = u
}
eu(b);
var c = [0];
var d = [];
while ((i = eN(c, 0, c.length)) > 0) {
d.push(c[0])
}
ej = null;
return d
};
return fh
})();
var fi = (function() {
var D = 32768;
var E = 0;
var F = 1;
var G = 2;
var H = 9;
var I = 6;
var J = 32768;
var K = 64;
var L;
var M;
var N = null;
var O;
var P, fixed_bd;
var Q;
var R;
var S;
var T;
var U;
var V;
var W, zip_td;
var X, zip_bd;
var Y;
var Z;
var de = new Array(0x0000, 0x0001, 0x0003, 0x0007, 0x000f, 0x001f, 0x003f, 0x007f, 0x00ff, 0x01ff, 0x03ff, 0x07ff, 0x0fff, 0x1fff, 0x3fff, 0x7fff, 0xffff);
var df = new Array(3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 15, 17, 19, 23, 27, 31, 35, 43, 51, 59, 67, 83, 99, 115, 131, 163, 195, 227, 258, 0, 0);
var dg = new Array(0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 0, 99, 99);
var dh = new Array(1, 2, 3, 4, 5, 7, 9, 13, 17, 25, 33, 49, 65, 97, 129, 193, 257, 385, 513, 769, 1025, 1537, 2049, 3073, 4097, 6145, 8193, 12289, 16385, 24577);
var di = new Array(0, 0, 0, 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13);
var dj = new Array(16, 17, 18, 0, 8, 7, 9, 6, 10, 5, 11, 4, 12, 3, 13, 2, 14, 1, 15);
var dk = function() {
this.next = null;
this.list = null
};
var dl = function() {
this.e = 0;
this.b = 0;
this.n = 0;
this.t = null
};
var dm = function(b, n, s, d, e, l) {
this.BMAX = 16;
this.N_MAX = 288;
this.status = 0;
this.root = null;
this.m = 0; {
var a;
var c = new Array(this.BMAX + 1);
var m;
var f;
var g;
var h;
var i;
var j;
var k;
var t = new Array(this.BMAX + 1);
var p;
var A;
var q;
var r = new dl();
var u = new Array(this.BMAX);
var v = new Array(this.N_MAX);
var w;
var x = new Array(this.BMAX + 1);
var B;
var y;
var z;
var o;
var C;
C = this.root = null;
for (i = 0; i < c.length; i++) c[i] = 0;
for (i = 0; i < t.length; i++) t[i] = 0;
for (i = 0; i < u.length; i++) u[i] = null;
for (i = 0; i < v.length; i++) v[i] = 0;
for (i = 0; i < x.length; i++) x[i] = 0;
m = n > 256 ? b[256] : this.BMAX;
p = b;
A = 0;
i = n;
do {
c[p[A]]++;
A++
} while (--i > 0);
if (c[0] == n) {
this.root = null;
this.m = 0;
this.status = 0;
return
}
for (j = 1; j <= this.BMAX; j++)
if (c[j] != 0) break;
k = j;
if (l < j) l = j;
for (i = this.BMAX; i != 0; i--)
if (c[i] != 0) break;
g = i;
if (l > i) l = i;
for (y = 1 << j; j < i; j++, y <<= 1)
if ((y -= c[j]) < 0) {
this.status = 2;
this.m = l;
return
}
if ((y -= c[i]) < 0) {
this.status = 2;
this.m = l;
return
}
c[i] += y;
x[1] = j = 0;
p = c;
A = 1;
B = 2;
while (--i > 0) x[B++] = (j += p[A++]);
p = b;
A = 0;
i = 0;
do {
if ((j = p[A++]) != 0) v[x[j]++] = i
} while (++i < n);
n = x[g];
x[0] = i = 0;
p = v;
A = 0;
h = -1;
w = t[0] = 0;
q = null;
z = 0;
for (; k <= g; k++) {
a = c[k];
while (a-- > 0) {
while (k > w + t[1 + h]) {
w += t[1 + h];
h++;
z = (z = g - w) > l ? l : z;
if ((f = 1 << (j = k - w)) > a + 1) {
f -= a + 1;
B = k;
while (++j < z) {
if ((f <<= 1) <= c[++B]) break;
f -= c[B]
}
}
if (w + j > m && w < m) j = m - w;
z = 1 << j;
t[1 + h] = j;
q = new Array(z);
for (o = 0; o < z; o++) {
q[o] = new dl()
}
if (C == null) C = this.root = new dk();
else C = C.next = new dk();
C.next = null;
C.list = q;
u[h] = q;
if (h > 0) {
x[h] = i;
r.b = t[h];
r.e = 16 + j;
r.t = q;
j = (i & ((1 << w) - 1)) >> (w - t[h]);
u[h - 1][j].e = r.e;
u[h - 1][j].b = r.b;
u[h - 1][j].n = r.n;
u[h - 1][j].t = r.t
}
}
r.b = k - w;
if (A >= n) r.e = 99;
else if (p[A] < s) {
r.e = (p[A] < 256 ? 16 : 15);
r.n = p[A++]
} else {
r.e = e[p[A] - s];
r.n = d[p[A++] - s]
}
f = 1 << (k - w);
for (j = i >> w; j < z; j += f) {
q[j].e = r.e;
q[j].b = r.b;
q[j].n = r.n;
q[j].t = r.t
}
for (j = 1 << (k - 1);
(i & j) != 0; j >>= 1) i ^= j;
i ^= j;
while ((i & ((1 << w) - 1)) != x[h]) {
w -= t[h];
h--
}
}
}
this.m = t[1];
this.status = ((y != 0 && g != 1) ? 1 : 0)
}
};
var dn = function() {
if (Y.length == Z) return -1;
return Y[Z++]
};
var dp = function(n) {
while (R < n) {
Q |= dn() << R;
R += 8
}
};
var dq = function(n) {
return Q & de[n]
};
var dr = function(n) {
Q >>= n;
R -= n
};
var ds = function(a, b, c) {
var e;
var t;
var n;
if (c == 0) return 0;
n = 0;
for (;;) {
dp(X);
t = W.list[dq(X)];
e = t.e;
while (e > 16) {
if (e == 99) return -1;
dr(t.b);
e -= 16;
dp(e);
t = t.t[dq(e)];
e = t.e
}
dr(t.b);
if (e == 16) {
M &= D - 1;
a[b + n++] = L[M++] = t.n;
if (n == c) return c;
continue
}
if (e == 15) break;
dp(e);
U = t.n + dq(e);
dr(e);
dp(zip_bd);
t = zip_td.list[dq(zip_bd)];
e = t.e;
while (e > 16) {
if (e == 99) return -1;
dr(t.b);
e -= 16;
dp(e);
t = t.t[dq(e)];
e = t.e
}
dr(t.b);
dp(e);
V = M - t.n - dq(e);
dr(e);
while (U > 0 && n < c) {
U--;
V &= D - 1;
M &= D - 1;
a[b + n++] = L[M++] = L[V++]
}
if (n == c) return c
}
S = -1;
return n
};
var dt = function(a, b, c) {
var n;
n = R & 7;
dr(n);
dp(16);
n = dq(16);
dr(16);
dp(16);
if (n != ((~Q) & 0xffff)) return -1;
dr(16);
U = n;
n = 0;
while (U > 0 && n < c) {
U--;
M &= D - 1;
dp(8);
a[b + n++] = L[M++] = dq(8);
dr(8)
}
if (U == 0) S = -1;
return n
};
var du = function(a, b, c) {
if (N == null) {
var i;
var l = new Array(288);
var h;
for (i = 0; i < 144; i++) l[i] = 8;
for (; i < 256; i++) l[i] = 9;
for (; i < 280; i++) l[i] = 7;
for (; i < 288; i++) l[i] = 8;
P = 7;
h = new dm(l, 288, 257, df, dg, P);
if (h.status != 0) {
alert("HufBuild error: " + h.status);
return -1
}
N = h.root;
P = h.m;
for (i = 0; i < 30; i++) l[i] = 5;
var d = 5;
h = new dm(l, 30, 0, dh, di, d);
if (h.status > 1) {
N = null;
alert("HufBuild error: " + h.status);
return -1
}
O = h.root;
d = h.m
}
W = N;
zip_td = O;
X = P;
zip_bd = d;
return ds(a, b, c)
};
var dv = function(a, b, c) {
var i;
var j;
var l;
var n;
var t;
var d;
var e;
var f;
var g = new Array(286 + 30);
var h;
for (i = 0; i < g.length; i++) g[i] = 0;
dp(5);
e = 257 + dq(5);
dr(5);
dp(5);
f = 1 + dq(5);
dr(5);
dp(4);
d = 4 + dq(4);
dr(4);
if (e > 286 || f > 30) return -1;
for (j = 0; j < d; j++) {
dp(3);
g[dj[j]] = dq(3);
dr(3)
}
for (; j < 19; j++) g[dj[j]] = 0;
X = 7;
h = new dm(g, 19, 19, null, null, X);
if (h.status != 0) return -1;
W = h.root;
X = h.m;
n = e + f;
i = l = 0;
while (i < n) {
dp(X);
t = W.list[dq(X)];
j = t.b;
dr(j);
j = t.n;
if (j < 16) g[i++] = l = j;
else if (j == 16) {
dp(2);
j = 3 + dq(2);
dr(2);
if (i + j > n) return -1;
while (j-- > 0) g[i++] = l
} else if (j == 17) {
dp(3);
j = 3 + dq(3);
dr(3);
if (i + j > n) return -1;
while (j-- > 0) g[i++] = 0;
l = 0
} else {
dp(7);
j = 11 + dq(7);
dr(7);
if (i + j > n) return -1;
while (j-- > 0) g[i++] = 0;
l = 0
}
}
X = H;
h = new dm(g, e, 257, df, dg, X);
if (X == 0) h.status = 1;
if (h.status != 0) {
if (h.status == 1);
return -1
}
W = h.root;
X = h.m;
for (i = 0; i < f; i++) g[i] = g[i + e];
zip_bd = I;
h = new dm(g, f, 0, dh, di, zip_bd);
zip_td = h.root;
zip_bd = h.m;
if (zip_bd == 0 && e > 257) {
return -1
}
if (h.status == 1) {}
if (h.status != 0) return -1;
return ds(a, b, c)
};
var dw = function() {
var i;
if (L == null) L = new Array(2 * D);
M = 0;
Q = 0;
R = 0;
S = -1;
T = false;
U = V = 0;
W = null
};
var dx = function(a, b, c) {
var n, i;
n = 0;
while (n < c) {
if (T && S == -1) return n;
if (U > 0) {
if (S != E) {
while (U > 0 && n < c) {
U--;
V &= D - 1;
M &= D - 1;
a[b + n++] = L[M++] = L[V++]
}
} else {
while (U > 0 && n < c) {
U--;
M &= D - 1;
dp(8);
a[b + n++] = L[M++] = dq(8);
dr(8)
}
if (U == 0) S = -1
}
if (n == c) return n
}
if (S == -1) {
if (T) break;
dp(1);
if (dq(1) != 0) T = true;
dr(1);
dp(2);
S = dq(2);
dr(2);
W = null;
U = 0
}
switch (S) {
case 0:
i = dt(a, b + n, c - n);
break;
case 1:
if (W != null) i = ds(a, b + n, c - n);
else i = du(a, b + n, c - n);
break;
case 2:
if (W != null) i = ds(a, b + n, c - n);
else i = dv(a, b + n, c - n);
break;
default:
i = -1;
break
}
if (i == -1) {
if (T) return 0;
return -1
}
n += i
}
return n
};
var dy = function(a) {
var i, j;
dw();
Y = a;
Z = 0;
var b = [0];
var c = [];
while ((i = dx(b, 0, b.length)) > 0) {
c.push(b[0])
}
Y = null;
return c
};
return dy
})();
var fj = function(c) {
var a = 1,
b = 0;
var i;
var d = c.length;
var e = 65521;
for (i = 0; i < d; i += 1) {
a = (a + c[i]) % e;
b = (b + a) % e
}
return (b << 16) | a
};
var fk = function(a, b) {
var i;
var c = fj(a);
var d = dd(a, b);
a = d;
a.unshift(0x78, 0xDA);
for (i = 0; i < 4; ++i) a.push(c >> i * 8 & 25);
return a
};
var fl = function(a) {
if (a.length < 6) {
throw "DataError: Not enough input";
}
var b = fi(a.slice(2, a.length - 4));
if (a.length > 6 && b.length === 0) {
throw "DataError: Unable to inflate the data";
}
return b
};
return {
'deflate': dd,
'inflate': fi,
'compress': fk,
'uncompress': fl
}
})();
var char = 0,
short = 0,
int = 0,
long = 0,
void_ = 0;
var int8_t = char;
var uint8_t = char;
var int16_t = short;
var uint16_t = short;
var int32_t = int;
var uint32_t = int;
var uint64_t = long;
var int64_t = long;
var float = 0.00;
var size_t = 0;
var double = 0;
var score_t = int64_t;
function cloneObjAttr(a) {
if (a instanceof Array) {
return a
}
if (a instanceof Object) {
var b = {};
for (var c in a) {
if (a.hasOwnProperty(c) && !(a instanceof Array)) b[c] = (a[c])
}
return b
}
throw new alert("Unable to copy obj! Its type isn't supported.");
}
function newObjectIt(a) {
return JSON.parse(JSON.stringify(a))
}
function convertBinaryToArray(a) {
var b = new Array();
var c = a.length;
for (i = 0; i < c; ++i) b.push(a.charCodeAt(i));
return b
}
function int64BitLeft(a, b) {
var c = new Array();
var i;
for (i = 0; i < b; ++i) c[i] = '0';
bits = (a.toString(2) + '' + c.join(""));
return parseInt(bits, 2)
}
function write32BitIn4Bytes(a, b, c) {
var i;
for (i = 3; i >= 0; --i) a[b + (3 - i)] = (c >> (8 * i)) & 0xff
}
function write4BytesIn32Bit(a, b) {
return ((a[b + 0] << 24) | (a[b + 1] << 16) | (a[b + 2] << 8) | a[b + 3])
}
function alert32BitIn4Bytes(a) {
var i, str = '';
for (i = 3; i >= 0; --i) str += ' ' + ((a >> (8 * i)) & 0xff);
alert(str)
}
function Byte2Hex(a) {
return '0x' + a.toString(16)
}
function memcpy(a, b, c, d, e) {
if (typeof a != 'string') {
for (i = 0; i < e; ++i) a[b + i] = c[d + i]
} else {
if (b > 0) alert('string offset is over 0');
a = c.slice(d, e);
return a
}
}
function memcpy2(a, b, c, d, e) {
var f = c.slice(0, d);
var g = c.slice(d, d + e);
var h = c.slice(d + e);
a.splice(0);
a.concat(f, g, h)
}
function memcpyArrM(b, c, d, e, f) {
for (i = 0; i < f; ++i) {
var g = b[c + i].length;
for (var a = 0; a < g; ++a) b[c + i][a] = d[e + i][a]
}
}
function ArrCopy(a) {
var b = new Array();
var c = a.length;
for (i = 0; i < c; ++i) {
b.push(a[i])
}
return b
}
function memset_wl(a, b) {
var c = new Array();
c.push(newObjectIt(a));
for (i = 0; i < b; ++i) c.push(newObjectIt(a));
c.push(0);
return c
}
function memset(a, b) {
var c = new Array();
for (i = 0; i < b; ++i) c.push(a);
c.push(0);
return c
}
function membuild_wl(a, b) {
var c = new Array();
c.push(newObjectIt(a));
for (i = 0; i < b; ++i) c.push(newObjectIt(a));
c.push(0);
return c
}
function membuild(a, b) {
var c = new Array();
for (i = 0; i < b; ++i) c.push(a);
c.push(0);
return c
}
function memset_(a, b, c, d) {
for (i = 0; i < d; ++i) a[b + i] = c
}
function malloc(a, b) {
var c = new Array();
for (i = 0; i < a; ++i) c.push(b);
c.push(0);
return c
}
function mallocStr(a, b) {
var c = new Array();
for (i = 0; i < a; ++i) c.push(' ');
return c.join("")
}
function sizeof(a) {
return 1
}
function memcmp(a, b, s, c) {
var w = '';
for (i = 0; i < c; ++i) w += String.fromCharCode(a[b + i]);
if (s == w) return 0;
else return 1
}
function Arr(a, b) {
var c = new Array();
for (i = 0; i < a; ++i) c.push(b);
return c
}
function Arr_nOI(a, b) {
var c = new Array();
for (i = 0; i < a; ++i) c.push(newObjectIt(b));
return c
}
function ArrM(b, c) {
var d, resStr = new Array();
for (a = (b.length - 1); a >= 0; --a) c = newObjectIt(Arr(b[a], c));
return c
}
function assert(a) {
if (!a) {
throw new Error('assert :P');
}
}
function WebPDecoder() {
var N = 0x0002;
var O = 0,
MODE_RGBA = 1,
MODE_BGR = 2,
MODE_BGRA = 3,
MODE_ARGB = 4,
MODE_RGBA_4444 = 5,
MODE_RGB_565 = 6,
MODE_YUV = 7,
MODE_YUVA = 8,
MODE_LAST = 9;
this.WEBP_CSP_MODE = {
MODE_RGB: 0,
MODE_RGBA: 1,
MODE_BGR: 2,
MODE_BGRA: 3,
MODE_ARGB: 4,
MODE_RGBA_4444: 5,
MODE_RGB_565: 6,
MODE_YUV: 7,
MODE_YUVA: 8,
MODE_LAST: 9
};
var P = {
rgba: uint8_t,
rgba_off: 0,
stride: int,
size: int
};
var Q = {
y: uint8_t,
u: uint8_t,
v: uint8_t,
a: uint8_t,
y_off: uint8_t,
u_off: uint8_t,
v_off: uint8_t,
a_off: uint8_t,
y_stride: int,
u_stride: int,
v_stride: int,
a_stride: int,
y_size: int,
u_size: int,
v_size: int,
a_size: int
};
var R = {
colorspace: 'WEBP_CSP_MODE',
width: int,
height: int,
is_external_memory: int,
u: {
RGBA: P,
YUVA: Q
},
private_memory: null,
private_memory_off: uint8_t
};
function WebPInitDecBuffer(a) {
return WebPInitDecBufferInternal(a, N)
}
var T = 0,
VP8_STATUS_OUT_OF_MEMORY = 1,
VP8_STATUS_INVALID_PARAM = 2,
VP8_STATUS_BITSTREAM_ERROR = 3,
VP8_STATUS_UNSUPPORTED_FEATURE = 4,
VP8_STATUS_SUSPENDED = 5,
VP8_STATUS_USER_ABORT = 6,
VP8_STATUS_NOT_ENOUGH_DATA = 7;
this.VP8StatusCode = {
VP8_STATUS_OK: 0,
VP8_STATUS_OUT_OF_MEMORY: 1,
VP8_STATUS_INVALID_PARAM: 2,
VP8_STATUS_BITSTREAM_ERROR: 3,
VP8_STATUS_UNSUPPORTED_FEATURE: 4,
VP8_STATUS_SUSPENDED: 5,
VP8_STATUS_USER_ABORT: 6,
VP8_STATUS_NOT_ENOUGH_DATA: 7
};
var U = {
width: {
value: int
},
height: {
value: int
},
has_alpha: {
value: int
},
no_incremental_decoding: int,
rotate: int,
uv_sampling: int,
bitstream_version: int
};
this.WebPGetFeatures = function(a, b, c) {
return WebPGetFeaturesInternal(a, b, c, N)
};
var V = {
bypass_filtering: int,
no_fancy_upsampling: int,
use_cropping: int,
crop_left: int,
crop_top: int,
crop_width: int,
crop_height: int,
use_scaling: int,
scaled_width: int,
scaled_height: int,
force_rotation: int,
no_enhancement: int,
use_threads: int
};
this.WebPDecoderConfig = {
input: newObjectIt(U),
output: newObjectIt(R),
options: newObjectIt(V)
};
this.WebPInitDecoderConfig = function(a) {
return WebPInitDecoderConfigInternal(a, N)
};
var Y = {
width: int,
height: int,
mb_y: int,
mb_w: int,
mb_h: int,
y: uint8_t,
u: uint8_t,
v: uint8_t,
y_off: 0,
u_off: 0,
v_off: 0,
y_stride: int,
uv_stride: int,
opaque: void_,
put: 0,
setup: 0,
teardown: 0,
fancy_upsampling: int,
data_size: uint32_t,
data: uint8_t,
data_off: 0,
bypass_filtering: int,
use_cropping: int,
crop_left: int,
crop_right: int,
crop_top: int,
crop_bottom: int,
use_scaling: int,
scaled_width: int,
scaled_height: int,
a: uint8_t,
a_off: 0
};
function VP8InitIo(a) {
return VP8InitIoInternal(a, N)
};
var Z = {
x_expand: int,
fy_scale: int,
fx_scale: int,
fxy_scale: int64_t,
y_accum: int,
y_add: int,
y_sub: int,
x_add: int,
x_sub: int,
src_width: int,
src_height: int,
dst_width: int,
dst_height: int,
dst: uint8_t,
dst_off: 0,
dst_stride: int,
irow: int32_t,
irow_off: 0,
frow: int32_t,
frow_off: 0
};
var ba = {
output: newObjectIt(R),
tmp_y: uint8_t,
tmp_u: uint8_t,
tmp_v: uint8_t,
tmp_y_off: 0,
tmp_u_off: 0,
tmp_v_off: 0,
last_y: int,
options_: newObjectIt(V),
scaler_y: newObjectIt(Z),
scaler_u: newObjectIt(Z),
scaler_v: newObjectIt(Z),
scaler_a: newObjectIt(Z),
memory: void_,
emit: '(OutputFunc)',
emit_alpha: '(OutputFunc)'
};
var bb = {
buf_: uint8_t,
buf_off: null,
buf_end_: uint8_t,
eof_: int,
range_: uint32_t,
value_: uint32_t,
missing_: int
};
function VP8Get(a) {
return VP8GetValue(a, 1)
};
function VP8GetByte(a) {
assert(a);
if (a.buf_off < a.buf_end_) {
assert(a.buf_);
return (a.buf_[a.buf_off++])
}
a.eof_ = 1;
return 0xff
}
function VP8BitUpdate(a, b) {
var c = uint32_t;
var d = (b + 1) << 8;
if (a.missing_ > 0) {
a.value_ |= VP8GetByte(a) << a.missing_;
a.missing_ -= 8
}
c = (a.value_ >= d) + 0;
if (c) {
a.range_ -= b + 1;
a.value_ -= d
} else {
a.range_ = b
}
return c
}
function VP8Shift(a) {
var b = bc[a.range_];
a.range_ = bd[a.range_];
a.value_ <<= b;
a.missing_ += b
};
function VP8GetBit(a, b) {
var c = (a.range_ * b) >> 8;
var d = VP8BitUpdate(a, c);
if (a.range_ < 0x7f) {
VP8Shift(a)
}
return d
};
function VP8GetSigned(a, v) {
var b = a.range_ >> 1;
var c = VP8BitUpdate(a, b);
VP8Shift(a);
return c ? -v : v
};
function VP8InitBitReader(a, b, c, d) {
assert(a);
assert(b);
assert(d);
a.range_ = 255 - 1;
a.buf_ = b;
a.buf_off = c;
a.buf_end_ = d;
a.value_ = 0;
a.missing_ = 8;
a.eof_ = 0
};
var bc = new Array(7, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0);
var bd = new Array(127, 127, 191, 127, 159, 191, 223, 127, 143, 159, 175, 191, 207, 223, 239, 127, 135, 143, 151, 159, 167, 175, 183, 191, 199, 207, 215, 223, 231, 239, 247, 127, 131, 135, 139, 143, 147, 151, 155, 159, 163, 167, 171, 175, 179, 183, 187, 191, 195, 199, 203, 207, 211, 215, 219, 223, 227, 231, 235, 239, 243, 247, 251, 127, 129, 131, 133, 135, 137, 139, 141, 143, 145, 147, 149, 151, 153, 155, 157, 159, 161, 163, 165, 167, 169, 171, 173, 175, 177, 179, 181, 183, 185, 187, 189, 191, 193, 195, 197, 199, 201, 203, 205, 207, 209, 211, 213, 215, 217, 219, 221, 223, 225, 227, 229, 231, 233, 235, 237, 239, 241, 243, 245, 247, 249, 251, 253, 127);
function VP8GetValue(a, b) {
var v = 0;
while (b-- > 0) {
v |= VP8GetBit(a, 0x80) << b
}
return v
};
function VP8GetSignedValue(a, b) {
var c = VP8GetValue(a, b);
return VP8Get(a) ? -c : c
};
var be = 0;
var bf = 1;
var bg = 2;
var bh = 0,
B_TM_PRED = 1,
B_VE_PRED = 2,
B_HE_PRED = 3,
B_RD_PRED = 4,
B_VR_PRED = 5,
B_LD_PRED = 6,
B_VL_PRED = 7,
B_HD_PRED = 8,
B_HU_PRED = 9,
NUM_BMODES = B_HU_PRED + 1 - bh,
DC_PRED = bh,
V_PRED = B_VE_PRED,
H_PRED = B_HE_PRED,
TM_PRED = B_TM_PRED,
B_PRED = NUM_BMODES,
B_DC_PRED_NOTOP = 4,
B_DC_PRED_NOLEFT = 5,
B_DC_PRED_NOTOPLEFT = 6,
NUM_B_DC_MODES = 7;
var bi = 3,
NUM_MB_SEGMENTS = 4,
NUM_REF_LF_DELTAS = 4,
NUM_MODE_LF_DELTAS = 4,
MAX_NUM_PARTITIONS = 8,
NUM_TYPES = 4,
NUM_BANDS = 8,
NUM_CTX = 3,
NUM_PROBAS = 11,
NUM_MV_PROBAS = 19;
var bj = 32;
var bk = (bj * 17 + bj * 9);
var bl = (bj * 17);
var bm = (bj * 1 + 8);
var bn = (bm + bj * 16 + bj);
var bo = (bn + 16);
var bp = {
key_frame_: uint8_t,
profile_: uint8_t,
show_: uint8_t,
partition_length_: uint32_t
};
var bq = {
width_: uint16_t,
height_: uint16_t,
xscale_: uint8_t,
yscale_: uint8_t,
colorspace_: uint8_t,
clamp_type_: uint8_t
};
var bs = {
use_segment_: int,
update_map_: int,
absolute_delta_: int,
quantizer_: Arr(NUM_MB_SEGMENTS, int8_t),
filter_strength_: Arr(NUM_MB_SEGMENTS, int8_t)
};
var bt = {
segments_: Arr(bi, uint8_t),
coeffs_: ArrM(new Array(NUM_TYPES, NUM_BANDS, NUM_CTX, NUM_PROBAS), uint8_t)
};
var bu = {
simple_: int,
level_: int,
sharpness_: int,
use_lf_delta_: int,
ref_lf_delta_: Arr(NUM_REF_LF_DELTAS, int),
mode_lf_delta_: Arr(NUM_REF_LF_DELTAS, int)
};
var bv = {
f_level_: int,
f_ilevel_: int,
f_inner_: int
};
var bw = {
nz_: int,
dc_nz_: int,
skip_: int
};
var bx = {
y1_mat_: Arr(2, uint16_t),
y2_mat_: Arr(2, uint16_t),
uv_mat_: Arr(2, uint16_t)
};
var by = {
id_: int,
mb_y_: int,
filter_row_: int,
f_info_: bv,
io_: Y
};
var bz = {
status_: 'VP8StatusCode',
ready_: int,
error_msg_: char,
br_: newObjectIt(bb),
frm_hdr_: newObjectIt(bp),
pic_hdr_: newObjectIt(bq),
filter_hdr_: newObjectIt(bu),
segment_hdr_: newObjectIt(bs),
worker_: 'WebPWorker',
use_threads_: int,
cache_id_: int,
num_caches_: int,
thread_ctx_: by,
mb_w_: int,
mb_h_: int,
tl_mb_x_: int,
tl_mb_y_: int,
br_mb_x_: int,
br_mb_y_: int,
num_parts_: int,
parts_: Arr_nOI(MAX_NUM_PARTITIONS, bb),
buffer_flags_: uint32_t,
dqm_: Arr_nOI(NUM_MB_SEGMENTS, bx),
proba_: newObjectIt(bt),
use_skip_proba_: int,
skip_p_: uint8_t,
intra_t_: uint8_t,
intra_l_: Arr(4, uint8_t),
y_t_: uint8_t,
u_t_: uint8_t,
v_t_: uint8_t,
mb_info_: newObjectIt(bw),
f_info_: newObjectIt(bv),
yuv_b_: uint8_t,
coeffs_: int16_t,
cache_y_: uint8_t,
cache_u_: uint8_t,
cache_v_: uint8_t,
cache_y_off: int,
cache_u_off: int,
cache_v_off: int,
cache_y_stride_: int,
cache_uv_stride_: int,
mem_: void_,
mem_size_: int,
mb_x_: int,
mb_y_: int,
is_i4x4_: uint8_t,
imodes_: Arr(16, uint8_t),
imodes_offset_: 0,
uvmode_: uint8_t,
segment_: uint8_t,
non_zero_: uint32_t,
non_zero_ac_: uint32_t,
filter_type_: int,
filter_row_: int,
filter_levels_: Arr(NUM_MB_SEGMENTS, uint8_t),
alpha_data_: uint8_t,
alpha_data_off: 0,
alpha_data_size_: size_t,
alpha_plane_: uint8_t,
alpha_plane_off: 0,
layer_colorspace_: int,
layer_data_: uint8_t,
layer_data_off: 0,
layer_data_size_: size_t
};
function VP8DecompressAlphaRows(a, b, c) {
var d = a.alpha_plane_;
var e = a.pic_hdr_.width_;
if (b < 0 || b + c > a.pic_hdr_.height_) {
return null
}
if (b == 0) {
var f = a.alpha_data_;
var g = a.alpha_data_off;
var h = a.alpha_data_size_;
var i = e * a.pic_hdr_.height_;
d = WebPZlib.uncompress(f.slice(g, g + h))
}
return (b == 0 ? d : (+b * e))
}
var bA = new Array(3, 4, 3, 4, 4, 2, 2, 1, 1);
function CheckDecBuffer(a) {
var b = 1;
var c = a.colorspace;
var d = a.width;
var e = a.height;
if (c >= MODE_YUV) {
var f = a.u.YUVA;
var g = f.y_stride * e;
var h = f.u_stride * parseInt((e + 1) / 2);
var i = f.v_stride * parseInt((e + 1) / 2);
var j = f.a_stride * e;
b &= (g <= f.y_size);
b &= (h <= f.u_size);
b &= (i <= f.v_size);
b &= (j <= f.a_size);
b &= (f.y_stride >= d);
b &= (f.u_stride >= parseInt(d + 1) / 2);
b &= (f.v_stride >= parseInt(d + 1) / 2);
if (f.a) {
b &= (f.a_stride >= d)
}
} else {
var f = a.u.RGBA;
b &= (f.stride * e <= f.size);
b &= (f.stride >= d * bA[c])
}
return b ? T : VP8_STATUS_INVALID_PARAM
}
function AllocateBuffer(a) {
var w = a.width;
var h = a.height;
if (w <= 0 || h <= 0) {
return VP8_STATUS_INVALID_PARAM
}
if (!a.is_external_memory && a.private_memory == null) {
var b = uint8_t;
var c = 0;
var d = a.colorspace;
var e = int;
var f = 0,
a_stride = 0;
var g = 0;
var i = uint64_t,
a_size = 0,
total_size = uint64_t;
e = w * bA[d];
i = e * h;
if (d >= MODE_YUV) {
f = parseInt((w + 1) / 2);
g = f * parseInt((h + 1) / 2);
if (d == MODE_YUVA) {
a_stride = w;
a_size = a_stride * h
}
}
total_size = i + 2 * g + a_size;
if ((total_size != total_size)) {
return VP8_STATUS_INVALID_PARAM
}
a.private_memory = b = malloc(total_size, size_t);
a.private_memory_off = c = 0;
if (b == null) {
return VP8_STATUS_OUT_OF_MEMORY
}
if (d >= MODE_YUV) {
var j = a.u.YUVA;
j.y = b;
j.y_off = c;
j.y_stride = e;
j.y_size = i;
j.u = b;
j.u_off = c + i;
j.u_stride = f;
j.u_size = g;
j.v = b;
j.v_off = c + i + g;
j.v_stride = f;
j.v_size = g;
if (d == MODE_YUVA) {
j.a = b;
j.a_off = c + i + 2 * g
}
j.a_size = a_size;
j.a_stride = a_stride
} else {
var j = a.u.RGBA;
j.rgba = b;
j.rgba_off = c;
j.stride = e;
j.size = i
}
}
return CheckDecBuffer(a)
}
function WebPAllocateDecBuffer(w, h, a, b) {
if (b == null || w <= 0 || h <= 0) {
return VP8_STATUS_INVALID_PARAM
}
if (a != null) {
if (a.use_cropping) {
var c = a.crop_width;
var d = a.crop_height;
var x = a.crop_left & ~1;
var y = a.crop_top & ~1;
if (x < 0 || y < 0 || c <= 0 || d <= 0 || x + c > w || y + d > h) {
return VP8_STATUS_INVALID_PARAM
}
w = c;
h = d
}
if (a.use_scaling) {
if (a.scaled_width <= 0 || a.scaled_height <= 0) {
return VP8_STATUS_INVALID_PARAM
}
w = a.scaled_width;
h = a.scaled_height
}
}
b.width = w;
b.height = h;
return AllocateBuffer(b)
}
function WebPInitDecBufferInternal(a, b) {
if (b != N) return 0;
if (!a) return 0;
memset_(a, 0, 0, sizeof(a) * a.length);
return 1
}
this.WebPFreeDecBuffer = function(a) {
if (a) {
if (!a.is_external_memory) a.private_memory = '';
a.private_memory_off = 0;
a.private_memory = a.private_memory_off = null
}
};
function WebPCopyDecBuffer(a, b) {
alert('todo: WebPCopyDecBuffer')
}
function WebPGrabDecBuffer(a, b) {
alert('todo: WebPGrabDecBuffer')
}
function VP8DecodeLayer(a) {
assert(a);
assert(a.layer_data_size_ > 0);
return 1
}
var bB = Arr((255 + 255 + 1), uint8_t);
var bC = Arr((255 + 255 + 1), uint8_t);
var bD = Arr((1020 + 1020 + 1), int8_t);
var bE = Arr((112 + 112 + 1), int8_t);
var bF = Arr((255 + 510 + 1), uint8_t);
var bG = 0;
function VP8DspInitTables(a) {
if (!bG) {
var i;
for (i = -255; i <= 255; ++i) {
bB[255 + i] = (i < 0) ? -i : i;
bC[255 + i] = bB[255 + i] >> 1
}
for (i = -1020; i <= 1020; ++i) {
bD[1020 + i] = (i < -128) ? -128 : (i > 127) ? 127 : i
}
for (i = -112; i <= 112; ++i) {
bE[112 + i] = (i < -16) ? -16 : (i > 15) ? 15 : i
}
for (i = -255; i <= 255 + 255; ++i) {
bF[255 + i] = (i < 0) ? 0 : (i > 255) ? 255 : i
}
bG = 1
}
};
function clip_8b(v) {
return (!(v & ~0xff)) ? v : (v < 0) ? 0 : 255
};
function STORE(x, y, v) {
dst[dst_off + x + y * bj] = clip_8b(dst_off + dst[x + y * bj] + ((v) >> 3))
};
var bH = 20091 + (1 << 16);
var bI = 35468;
function MUL(a, b) {
return (((a) * (b)) >> 16)
}
function TransformOne(e, f, g, h) {
var C = Arr(4 * 4, 0),
tmp, tmp_off;
tmp_off = 0;
var i;
tmp = C;
for (i = 0; i < 4; ++i) {
var a = e[f + 0] + e[f + 8];
var b = e[f + 0] - e[f + 8];
var c = MUL(e[f + 4], bI) - MUL(e[f + 12], bH);
var d = MUL(e[f + 4], bH) + MUL(e[f + 12], bI);
tmp[tmp_off + 0] = a + d;
tmp[tmp_off + 1] = b + c;
tmp[tmp_off + 2] = b - c;
tmp[tmp_off + 3] = a - d;
tmp_off += 4;
f++
}
tmp_off = 0;
for (i = 0; i < 4; ++i) {
var j = tmp[tmp_off + 0] + 4;
var a = j + tmp[tmp_off + 8];
var b = j - tmp[tmp_off + 8];
var c = MUL(tmp[tmp_off + 4], bI) - MUL(tmp[tmp_off + 12], bH);
var d = MUL(tmp[tmp_off + 4], bH) + MUL(tmp[tmp_off + 12], bI);
g[h + 0 + 0 * bj] = clip_8b(g[h + 0 + 0 * bj] + ((a + d) >> 3));
g[h + 1 + 0 * bj] = clip_8b(g[h + 1 + 0 * bj] + ((b + c) >> 3));
g[h + 2 + 0 * bj] = clip_8b(g[h + 2 + 0 * bj] + ((b - c) >> 3));
g[h + 3 + 0 * bj] = clip_8b(g[h + 3 + 0 * bj] + ((a - d) >> 3));
tmp_off++;
h += bj
}
};
function TransformTwo(a, b, c, d, e) {
TransformOne(a, b, c, d);
if (e) {
TransformOne(a, b + 16, c, d + 4)
}
}
function TransformUV(a, b, c, d) {
bM(a, b + 0 * 16, c, d + 0, 1);
bM(a, b + 2 * 16, c, d + 4 * bj, 1)
}
function TransformDC(a, b, c, d) {
var e = a[b + 0] + 4;
var i, j;
for (j = 0; j < 4; ++j) {
for (i = 0; i < 4; ++i) {
var f = c[d + i + j * bj];
c[d + i + j * bj] = clip_8b(c[d + i + j * bj] + ((e) >> 3))
}
}
};
function TransformDCUV(a, b, c, d) {
if (a[b + 0 * 16]) TransformDC(a, b + 0 * 16, c, d + 0);
if (a[b + 1 * 16]) TransformDC(a, b + 1 * 16, c, d + 4);
if (a[b + 2 * 16]) TransformDC(a, b + 2 * 16, c, d + 4 * bj);
if (a[b + 3 * 16]) TransformDC(a, b + 3 * 16, c, d + 4 * bj + 4)
};
function TransformWHT(a, b) {
var c = Arr(16, int);
var i = int;
for (i = 0; i < 4; ++i) {
var d = a[0 + i] + a[12 + i];
var e = a[4 + i] + a[8 + i];
var f = a[4 + i] - a[8 + i];
var g = a[0 + i] - a[12 + i];
c[0 + i] = d + e;
c[8 + i] = d - e;
c[4 + i] = g + f;
c[12 + i] = g - f
}
for (i = 0; i < 4; ++i) {
var h = b[b.length - 1];
var j = c[0 + i * 4] + 3;
var d = j + c[3 + i * 4];
var e = c[1 + i * 4] + c[2 + i * 4];
var f = c[1 + i * 4] - c[2 + i * 4];
var g = j - c[3 + i * 4];
b[h + 0] = (d + e) >> 3;
b[h + 16] = (g + f) >> 3;
b[h + 32] = (d - e) >> 3;
b[h + 48] = (g - f) >> 3;
b[b.length - 1] += 64
}
};
function VP8TransformWHT(a, b) {
TransformWHT(a, b)
};
function OUT(x, y) {
dst[(x) + (y) * bj]
}
function TrueMotion(a, b, c) {
var d = a;
var e = b - bj;
var f = bF;
var g = +255 - d[e - 1];
var y;
for (y = 0; y < c; ++y) {
var h = f;
var i = g + a[b - 1];
var x;
for (x = 0; x < c; ++x) {
a[b + x] = h[i + d[e + x]]
}
b += bj
}
};
function TM4(a, b) {
TrueMotion(a, b, 4)
}
function TM8uv(a, b) {
TrueMotion(a, b, 8)
}
function TM16(a, b) {
TrueMotion(a, b, 16)
}
function VE16(a, b) {
var j;
for (j = 0; j < 16; ++j) {
memcpy(a, b + j * bj, a, b - bj, 16)
}
};
function HE16(a, b) {
var j;
for (j = 16; j > 0; --j) {
memset_(a, b + 0, a[b - 1], 16);
b += bj
}
};
function Put16(v, a, b) {
var j;
for (j = 0; j < 16; ++j) {
for (i = 0; i < (16); ++i) a[b + j * bj + i] = v
}
};
function DC16(a, b) {
var c = 16;
var j;
for (j = 0; j < 16; ++j) {
c += a[b - 1 + j * bj] + a[b + j - bj]
}
Put16(c >> 5, a, b)
};
function DC16NoTop(a, b) {
var c = 8;
var j;
for (j = 0; j < 16; ++j) {
c += a[b - 1 + j * bj]
}
Put16(c >> 4, a, b)
};
function DC16NoLeft(a, b) {
var c = 8;
var i;
for (i = 0; i < 16; ++i) {
c += a[b + i - bj]
}
Put16(c >> 4, a, b)
};
function DC16NoTopLeft(a, b) {
Put16(0x80, a, b)
};
function AVG3(a, b, c) {
return (((a) + 2 * (b) + (c) + 2) >> 2)
};
function AVG2(a, b) {
return (((a) + (b) + 1) >> 1)
};
function VE4(a, b) {
var c = a;
var d = b - bj;
var e = new Array();
e.push(AVG3(c[d - 1], c[d + 0], c[d + 1]));
e.push(AVG3(c[d + 0], c[d + 1], c[d + 2]));
e.push(AVG3(c[d + 1], c[d + 2], c[d + 3]));
e.push(AVG3(c[d + 2], c[d + 3], c[d + 4]));
var i;
for (i = 0; i < 4; ++i) {
memcpy(a, b + i * bj, e, 0, 4 * sizeof(e))
}
};
function HE4(a, b) {
var A = a[b - 1 - bj];
var B = a[b - 1];
var C = a[b - 1 + bj];
var D = a[b - 1 + 2 * bj];
var E = a[b - 1 + 3 * bj];
a[b + 0 + 0 * bj] = a[b + 1 + 0 * bj] = a[b + 2 + 0 * bj] = a[b + 3 + 0 * bj] = AVG3(A, B, C);
a[b + 0 + 1 * bj] = a[b + 1 + 1 * bj] = a[b + 2 + 1 * bj] = a[b + 3 + 1 * bj] = AVG3(B, C, D);
a[b + 0 + 2 * bj] = a[b + 1 + 2 * bj] = a[b + 2 + 2 * bj] = a[b + 3 + 2 * bj] = AVG3(C, D, E);
a[b + 0 + 3 * bj] = a[b + 1 + 3 * bj] = a[b + 2 + 3 * bj] = a[b + 3 + 3 * bj] = AVG3(D, E, E)
};
function DC4(a, b) {
var c = 4;
var i;
for (i = 0; i < 4; ++i) c += a[b + i - bj] + a[b - 1 + i * bj];
c >>= 3;
for (i = 0; i < 4; ++i) {
memset_(a, b + i * bj, c, 4)
}
};
function RD4(a, b) {
var I = a[b - 1 + 0 * bj];
var J = a[b - 1 + 1 * bj];
var K = a[b - 1 + 2 * bj];
var L = a[b - 1 + 3 * bj];
var X = a[b - 1 - bj];
var A = a[b + 0 - bj];
var B = a[b + 1 - bj];
var C = a[b + 2 - bj];
var D = a[b + 3 - bj];
a[b + (0) + (3) * bj] = AVG3(J, K, L);
a[b + (0) + (2) * bj] = a[b + (1) + (3) * bj] = AVG3(I, J, K);
a[b + (0) + (1) * bj] = a[b + (1) + (2) * bj] = a[b + (2) + (3) * bj] = AVG3(X, I, J);
a[b + (0) + (0) * bj] = a[b + (1) + (1) * bj] = a[b + (2) + (2) * bj] = a[b + (3) + (3) * bj] = AVG3(A, X, I);
a[b + (1) + (0) * bj] = a[b + (2) + (1) * bj] = a[b + (3) + (2) * bj] = AVG3(B, A, X);
a[b + (2) + (0) * bj] = a[b + (3) + (1) * bj] = AVG3(C, B, A);
a[b + (3) + (0) * bj] = AVG3(D, C, B)
};
function LD4(a, b) {
var A = a[b + 0 - bj];
var B = a[b + 1 - bj];
var C = a[b + 2 - bj];
var D = a[b + 3 - bj];
var E = a[b + 4 - bj];
var F = a[b + 5 - bj];
var G = a[b + 6 - bj];
var H = a[b + 7 - bj];
a[b + (0) + (0) * bj] = AVG3(A, B, C);
a[b + (1) + (0) * bj] = a[b + (0) + (1) * bj] = AVG3(B, C, D);
a[b + (2) + (0) * bj] = a[b + (1) + (1) * bj] = a[b + (0) + (2) * bj] = AVG3(C, D, E);
a[b + (3) + (0) * bj] = a[b + (2) + (1) * bj] = a[b + (1) + (2) * bj] = a[b + (0) + (3) * bj] = AVG3(D, E, F);
a[b + (3) + (1) * bj] = a[b + (2) + (2) * bj] = a[b + (1) + (3) * bj] = AVG3(E, F, G);
a[b + (3) + (2) * bj] = a[b + (2) + (3) * bj] = AVG3(F, G, H);
a[b + (3) + (3) * bj] = AVG3(G, H, H)
};
function VR4(a, b) {
var I = a[b - 1 + 0 * bj];
var J = a[b - 1 + 1 * bj];
var K = a[b - 1 + 2 * bj];
var X = a[b - 1 - bj];
var A = a[b + 0 - bj];
var B = a[b + 1 - bj];
var C = a[b + 2 - bj];
var D = a[b + 3 - bj];
a[b + (0) + (0) * bj] = a[b + (1) + (2) * bj] = AVG2(X, A);
a[b + (1) + (0) * bj] = a[b + (2) + (2) * bj] = AVG2(A, B);
a[b + (2) + (0) * bj] = a[b + (3) + (2) * bj] = AVG2(B, C);
a[b + (3) + (0) * bj] = AVG2(C, D);
a[b + (0) + (3) * bj] = AVG3(K, J, I);
a[b + (0) + (2) * bj] = AVG3(J, I, X);
a[b + (0) + (1) * bj] = a[b + (1) + (3) * bj] = AVG3(I, X, A);
a[b + (1) + (1) * bj] = a[b + (2) + (3) * bj] = AVG3(X, A, B);
a[b + (2) + (1) * bj] = a[b + (3) + (3) * bj] = AVG3(A, B, C);
a[b + (3) + (1) * bj] = AVG3(B, C, D)
};
function VL4(a, b) {
var A = a[b + 0 - bj];
var B = a[b + 1 - bj];
var C = a[b + 2 - bj];
var D = a[b + 3 - bj];
var E = a[b + 4 - bj];
var F = a[b + 5 - bj];
var G = a[b + 6 - bj];
var H = a[b + 7 - bj];
a[b + (0) + (0) * bj] = AVG2(A, B);
a[b + (1) + (0) * bj] = a[b + (0) + (2) * bj] = AVG2(B, C);
a[b + (2) + (0) * bj] = a[b + (1) + (2) * bj] = AVG2(C, D);
a[b + (3) + (0) * bj] = a[b + (2) + (2) * bj] = AVG2(D, E);
a[b + (0) + (1) * bj] = AVG3(A, B, C);
a[b + (1) + (1) * bj] = a[b + (0) + (3) * bj] = AVG3(B, C, D);
a[b + (2) + (1) * bj] = a[b + (1) + (3) * bj] = AVG3(C, D, E);
a[b + (3) + (1) * bj] = a[b + (2) + (3) * bj] = AVG3(D, E, F);
a[b + (3) + (2) * bj] = AVG3(E, F, G);
a[b + (3) + (3) * bj] = AVG3(F, G, H)
};
function HU4(a, b) {
var I = a[b - 1 + 0 * bj];
var J = a[b - 1 + 1 * bj];
var K = a[b - 1 + 2 * bj];
var L = a[b - 1 + 3 * bj];
a[b + (0) + (0) * bj] = AVG2(I, J);
a[b + (2) + (0) * bj] = a[b + (0) + (1) * bj] = AVG2(J, K);
a[b + (2) + (1) * bj] = a[b + (0) + (2) * bj] = AVG2(K, L);
a[b + (1) + (0) * bj] = AVG3(I, J, K);
a[b + (3) + (0) * bj] = a[b + (1) + (1) * bj] = AVG3(J, K, L);
a[b + (3) + (1) * bj] = a[b + (1) + (2) * bj] = AVG3(K, L, L);
a[b + (3) + (2) * bj] = a[b + (2) + (2) * bj] = a[b + (0) + (3) * bj] = a[b + (1) + (3) * bj] = a[b + (2) + (3) * bj] = a[b + (3) + (3) * bj] = L
};
function HD4(a, b) {
var I = a[b - 1 + 0 * bj];
var J = a[b - 1 + 1 * bj];
var K = a[b - 1 + 2 * bj];
var L = a[b - 1 + 3 * bj];
var X = a[b - 1 - bj];
var A = a[b + 0 - bj];
var B = a[b + 1 - bj];
var C = a[b + 2 - bj];
a[b + (0) + (0) * bj] = a[b + (2) + (1) * bj] = AVG2(I, X);
a[b + (0) + (1) * bj] = a[b + (2) + (2) * bj] = AVG2(J, I);
a[b + (0) + (2) * bj] = a[b + (2) + (3) * bj] = AVG2(K, J);
a[b + (0) + (3) * bj] = AVG2(L, K);
a[b + (3) + (0) * bj] = AVG3(A, B, C);
a[b + (2) + (0) * bj] = AVG3(X, A, B);
a[b + (1) + (0) * bj] = a[b + (3) + (1) * bj] = AVG3(I, X, A);
a[b + (1) + (1) * bj] = a[b + (3) + (2) * bj] = AVG3(J, I, X);
a[b + (1) + (2) * bj] = a[b + (3) + (3) * bj] = AVG3(K, J, I);
a[b + (1) + (3) * bj] = AVG3(L, K, J)
};
function VE8uv(a, b) {
var j;
for (j = 0; j < 8; ++j) {
memcpy(a, b + j * bj, a, b - bj, 8)
}
};
function HE8uv(a, b) {
var j;
for (j = 0; j < 8; ++j) {
memset_(a, b + 0, a[b - 1], 8);
b += bj
}
};
function Put8x8uv(v, a, b) {
var j, k;
for (j = 0; j < 8; ++j) {
for (k = 0; k < 8; ++k) a[b + k + j * bj] = v
}
};
function DC8uv(a, b) {
var c = 8;
var i;
for (i = 0; i < 8; ++i) {
c += a[b + i - bj] + a[b - 1 + i * bj]
}
Put8x8uv(((c >> 4) * 0x01), a, b)
};
function DC8uvNoLeft(a, b) {
var c = 4;
var i;
for (i = 0; i < 8; ++i) {
c += a[b + i - bj]
}
Put8x8uv(((c >> 3) * 0x01), a, b)
};
function DC8uvNoTop(a, b) {
var c = 4;
var i;
for (i = 0; i < 8; ++i) {
c += a[b - 1 + i * bj]
}
Put8x8uv(((c >> 3) * 0x01), a, b)
};
function DC8uvNoTopLeft(a, b) {
Put8x8uv(0x80, a, b)
};
var bJ = new Array(function(v, o) {
DC4(v, o)
}, function(v, o) {
TM4(v, o)
}, function(v, o) {
VE4(v, o)
}, function(v, o) {
HE4(v, o)
}, function(v, o) {
RD4(v, o)
}, function(v, o) {
VR4(v, o)
}, function(v, o) {
LD4(v, o)
}, function(v, o) {
VL4(v, o)
}, function(v, o) {
HD4(v, o)
}, function(v, o) {
HU4(v, o)
});
var bK = new Array(function(v, o) {
DC16(v, o)
}, function(v, o) {
TM16(v, o)
}, function(v, o) {
VE16(v, o)
}, function(v, o) {
HE16(v, o)
}, function(v, o) {
DC16NoTop(v, o)
}, function(v, o) {
DC16NoLeft(v, o)
}, function(v, o) {
DC16NoTopLeft(v, o)
});
var bL = new Array(function(v, o) {
DC8uv(v, o)
}, function(v, o) {
TM8uv(v, o)
}, function(v, o) {
VE8uv(v, o)
}, function(v, o) {
HE8uv(v, o)
}, function(v, o) {
DC8uvNoTop(v, o)
}, function(v, o) {
DC8uvNoLeft(v, o)
}, function(v, o) {
DC8uvNoTopLeft(v, o)
});
function do_filter2(p, b, c) {
var d = p[b - 2 * c],
p0 = p[b - c],
q0 = p[b + 0],
q1 = p[b + c];
var a = 3 * (q0 - p0) + bD[1020 + d - q1];
var e = bE[112 + ((a + 4) >> 3)];
var f = bE[112 + ((a + 3) >> 3)];
p[b - c] = bF[255 + p0 + f];
p[b + 0] = bF[255 + q0 - e]
};
function do_filter4(p, b, c) {
var d = p[b - 2 * c],
p0 = p[b - c],
q0 = p[b + 0],
q1 = p[b + c];
var a = 3 * (q0 - p0);
var e = bE[112 + ((a + 4) >> 3)];
var f = bE[112 + ((a + 3) >> 3)];
var g = (e + 1) >> 1;
p[b - 2 * c] = bF[255 + d + g];
p[b - c] = bF[255 + p0 + f];
p[b + 0] = bF[255 + q0 - e];
p[b + c] = bF[255 + q1 - g]
};
function do_filter6(p, b, c) {
var d = p[b - 3 * c],
p1 = p[b - 2 * c],
p0 = p[b - c];
var e = p[b + 0],
q1 = p[b + c],
q2 = p[b + 2 * c];
var a = bD[1020 + 3 * (e - p0) + bD[1020 + p1 - q1]];
var f = (27 * a + 63) >> 7;
var g = (18 * a + 63) >> 7;
var h = (9 * a + 63) >> 7;
p[b - 3 * c] = bF[255 + d + h];
p[b - 2 * c] = bF[255 + p1 + g];
p[b - c] = bF[255 + p0 + f];
p[b + 0] = bF[255 + e - f];
p[b + c] = bF[255 + q1 - g];
p[b + 2 * c] = bF[255 + q2 - h]
};
function hev(p, a, b, c) {
var d = p[a - 2 * b],
p0 = p[a - b],
q0 = p[a + 0],
q1 = p[a + b];
return (bB[255 + d - p0] > c) || (bB[255 + q1 - q0] > c)
};
function needs_filter(p, a, b, c) {
var d = p[a - 2 * b],
p0 = p[a - b],
q0 = p[a + 0],
q1 = p[a + b];
return (2 * bB[255 + p0 - q0] + bC[255 + d - q1]) <= c
};
function needs_filter2(p, a, b, t, c) {
var d = p[a - 4 * b],
p2 = p[a - 3 * b],
p1 = p[a - 2 * b],
p0 = p[a - b];
var e = p[a + 0],
q1 = p[a + b],
q2 = p[a + 2 * b],
q3 = p[a + 3 * b];
if ((2 * bB[255 + p0 - e] + bC[255 + p1 - q1]) > t) return 0;
return bB[255 + d - p2] <= c && bB[255 + p2 - p1] <= c && bB[255 + p1 - p0] <= c && bB[255 + q3 - q2] <= c && bB[255 + q2 - q1] <= c && bB[255 + q1 - e] <= c
};
function SimpleVFilter16(p, a, b, c) {
var i;
for (i = 0; i < 16; ++i) {
if (needs_filter(p, a + i, b, c)) {
do_filter2(p, a + i, b)
}
}
};
function SimpleHFilter16(p, a, b, c) {
var i;
for (i = 0; i < 16; ++i) {
if (needs_filter(p, a + i * b, 1, c)) {
do_filter2(p, a + i * b, 1)
}
}
};
function SimpleVFilter16i(p, a, b, c) {
var k;
for (k = 3; k > 0; --k) {
a += 4 * b;
SimpleVFilter16(p, a + 0, b, c)
}
};
function SimpleHFilter16i(p, a, b, c) {
var k;
for (k = 3; k > 0; --k) {
a += 4;
SimpleHFilter16(p, a + 0, b, c)
}
};
function FilterLoop26(p, a, b, c, d, e, f, g) {
while (d-- > 0) {
if (needs_filter2(p, a + 0, b, e, f)) {
if (hev(p, a + 0, b, g)) {
do_filter2(p, a + 0, b)
} else {
do_filter6(p, a + 0, b)
}
}
a += c
}
};
function FilterLoop24(p, a, b, c, d, e, f, g) {
while (d-- > 0) {
if (needs_filter2(p, a + 0, b, e, f)) {
if (hev(p, a + 0, b, g)) {
do_filter2(p, a + 0, b)
} else {
do_filter4(p, a + 0, b)
}
}
a += c
}
};
function VFilter16(p, a, b, c, d, e) {
FilterLoop26(p, a + 0, b, 1, 16, c, d, e)
}
function HFilter16(p, a, b, c, d, e) {
FilterLoop26(p, a + 0, 1, b, 16, c, d, e)
};
function VFilter16i(p, a, b, c, d, e) {
var k;
for (k = 3; k > 0; --k) {
a += 4 * b;
FilterLoop24(p, a + 0, b, 1, 16, c, d, e)
}
};
function HFilter16i(p, a, b, c, d, e) {
var k;
for (k = 3; k > 0; --k) {
a += 4;
FilterLoop24(p, a + 0, 1, b, 16, c, d, e)
}
};
function VFilter8(u, a, v, b, c, d, e, f) {
FilterLoop26(u, a, c, 1, 8, d, e, f);
FilterLoop26(v, b, c, 1, 8, d, e, f)
};
function HFilter8(u, a, v, b, c, d, e, f) {
FilterLoop26(u, a, 1, c, 8, d, e, f);
FilterLoop26(v, b, 1, c, 8, d, e, f)
};
function VFilter8i(u, a, v, b, c, d, e, f) {
FilterLoop24(u, a + 4 * c, c, 1, 8, d, e, f);
FilterLoop24(v, b + 4 * c, c, 1, 8, d, e, f)
};
function HFilter8i(u, a, v, b, c, d, e, f) {
FilterLoop24(u, a + 4, 1, c, 8, d, e, f);
FilterLoop24(v, b + 4, 1, c, 8, d, e, f)
};
var bM;
var bN;
var bO;
var bP;
var bQ;
var bR;
var bS;
var bT;
var bU;
var bV;
var bW;
var bX;
var bY;
var bZ;
var ca;
var cb;
function VP8DspInit(a) {
bM = TransformTwo;
bN = TransformUV;
bO = TransformDC;
bP = TransformDCUV;
bQ = VFilter16;
bR = HFilter16;
bS = VFilter8;
bT = HFilter8;
bU = VFilter16i;
bV = HFilter16i;
bW = VFilter8i;
bX = HFilter8i;
bY = SimpleVFilter16;
bZ = SimpleHFilter16;
ca = SimpleVFilter16i;
cb = SimpleHFilter16i
};
var cc = (32 - 1);
var cd = 3;
var ce = 1;
function InitThreadContext(a) {
a.cache_id_ = 0;
if (a.use_threads_) {
var b = a.worker_;
if (!WebPWorkerReset(b)) {
return VP8SetError(a, VP8_STATUS_OUT_OF_MEMORY, "thread initialization failed.")
}
b.data1 = a;
b.data2 = a.thread_ctx_.io_;
b.hook = VP8FinishRow;
a.num_caches_ = (a.filter_type_ > 0) ? cd : cd - 1
} else {
a.num_caches_ = ce
}
return 1
}
var cf = new Array(0, 2, 8);
function AllocateMemory(a) {
var b = a.num_caches_;
var c = a.mb_w_;
var d = 4 * c * sizeof(uint8_t);
var e = (16 + 8 + 8) * c;
var f = (c + 1) * sizeof(bw);
var g = (a.filter_type_ > 0) ? c * (a.use_threads_ ? 2 : 1) * sizeof(bv) : 0;
var h = bk * sizeof(a.yuv_b_);
var i = 384 * sizeof(a.coeffs_);
var j = (16 * b + parseInt(cf[a.filter_type_]) * 3 / 2);
var k = e * j;
var l = a.alpha_data_ ? (a.pic_hdr_.width_ * a.pic_hdr_.height_) : 0;
var m = d + e + f + g + h + i + k + l + cc;
var n = uint8_t,
mem_offset = 0;
if (m > a.mem_size_) {
a.mem_ = 0;
a.mem_size_ = 0;
if (a.mem_ == null) {
return VP8SetError(a, 'VP8_STATUS_OUT_OF_MEMORY', "no memory during frame initialization.")
}
a.mem_size_ = m
}
n = a.mem_;
a.intra_t_ = 205;
a.y_t_ = memset(205, (16 * c) * sizeof(a.y_t_));
a.u_t_ = memset(205, (8 * c) * sizeof(a.u_t_));
a.v_t_ = memset(205, (8 * c) * sizeof(a.v_t_));
a.f_info_ = g ? memset_wl(bv, g) : null;
a.f_info_off = g ? 0 : null;
a.thread_ctx_.id_ = 0;
a.thread_ctx_.f_info_ = a.f_info_;
if (a.use_threads_) {
a.thread_ctx_.f_info_off += c
}
assert((h & cc) == 0);
a.yuv_b_ = memset(205, h * sizeof(a.yuv_b_));
a.coeffs_ = -12851;
a.cache_y_stride_ = 16 * c;
a.cache_uv_stride_ = 8 * c; {
var o = cf[a.filter_type_];
var p = o * a.cache_y_stride_;
var q = (o / 2) * a.cache_uv_stride_;
a.cache_y_ = Arr(k, 205);
a.cache_y_off = +p;
a.cache_u_ = a.cache_y_;
a.cache_u_off = a.cache_y_off + 16 * b * a.cache_y_stride_ + q;
a.cache_v_ = a.cache_u_;
a.cache_v_off = a.cache_u_off + 8 * b * a.cache_uv_stride_ + q
}
a.alpha_plane_ = l ? Arr(l, uint8_t) : null;
a.mb_info_ = memset_wl(bw, f);
a.intra_t_ = memset(bh, d);
return 1
}
function InitIo(a, b) {
b.width = a.pic_hdr_.width_;
b.height = a.pic_hdr_.height_;
b.mb_y = 0;
b.y = a.cache_y_;
b.y_off = a.cache_y_off;
b.u = a.cache_u_;
b.u_off = a.cache_u_off;
b.v = a.cache_v_;
b.v_off = a.cache_v_off;
b.y_stride = a.cache_y_stride_;
b.uv_stride = a.cache_uv_stride_;
b.fancy_upsampling = 0;
b.a = null;
b.a_off = null
}
function VP8InitFrame(a, b) {
if (!InitThreadContext(a)) return 0;
if (!AllocateMemory(a)) return 0;
InitIo(a, b);
VP8DspInitTables();
VP8DspInit();
return 1
}
function hev_thresh_from_level(a, b) {
if (b) {
return (a >= 40) ? 2 : (a >= 15) ? 1 : 0
} else {
return (a >= 40) ? 3 : (a >= 20) ? 2 : (a >= 15) ? 1 : 0
}
}
function DoFilter(a, b, c) {
var d = a.thread_ctx_;
var e = a.cache_y_stride_;
var f = d.f_info_[1 + b];
var g = a.cache_y_;
var h = a.cache_y_off + d.id_ * 16 * e + b * 16;
var i = f.f_level_;
var j = f.f_ilevel_;
var k = 2 * i + j;
if (i == 0) {
return
}
if (a.filter_type_ == 1) {
if (b > 0) {
bZ(g, h, e, k + 4)
}
if (f.f_inner_) {
cb(g, h, e, k)
}
if (c > 0) {
bY(g, h, e, k + 4)
}
if (f.f_inner_) {
ca(g, h, e, k)
}
} else {
var l = a.cache_uv_stride_;
var m = a.cache_u_;
var n = a.cache_u_off + d.id_ * 8 * l + b * 8;
var o = a.cache_v_;
var p = a.cache_v_off + d.id_ * 8 * l + b * 8;
var q = hev_thresh_from_level(i, a.frm_hdr_.key_frame_);
if (b > 0) {
bR(g, h, e, k + 4, j, q);
bT(m, n, o, p, l, k + 4, j, q)
}
if (f.f_inner_) {
bV(g, h, e, k, j, q);
bX(m, n, o, p, l, k, j, q)
}
if (c > 0) {
bQ(g, h, e, k + 4, j, q);
bS(m, n, o, p, l, k + 4, j, q)
}
if (f.f_inner_) {
bU(g, h, e, k, j, q);
bW(m, n, o, p, l, k, j, q)
}
}
}
function FilterRow(a) {
var b = int;
var c = a.thread_ctx_.mb_y_;
assert(a.thread_ctx_.filter_row_);
for (b = a.tl_mb_x_; b < a.br_mb_x_; ++b) {
DoFilter(a, b, c)
}
}
function VP8StoreBlock(a) {
if (a.filter_type_ > 0) {
var b = a.f_info_[1 + a.mb_x_];
var c = a.mb_info_[1 + a.mb_x_].skip_;
var d = a.filter_levels_[a.segment_];
if (a.filter_hdr_.use_lf_delta_) {
d += a.filter_hdr_.ref_lf_delta_[0];
if (a.is_i4x4_) {
d += a.filter_hdr_.mode_lf_delta_[0]
}
}
d = (d < 0) ? 0 : (d > 63) ? 63 : d;
b.f_level_ = d;
if (a.filter_hdr_.sharpness_ > 0) {
if (a.filter_hdr_.sharpness_ > 4) {
d >>= 2
} else {
d >>= 1
}
if (d > 9 - a.filter_hdr_.sharpness_) {
d = 9 - a.filter_hdr_.sharpness_
}
}
b.f_ilevel_ = (d < 1) ? 1 : d;
b.f_inner_ = (!c || a.is_i4x4_) + 0
} {
var y;
var e = a.cache_id_ * 16 * a.cache_y_stride_;
var f = a.cache_id_ * 8 * a.cache_uv_stride_;
var g = a.cache_y_;
var h = a.cache_y_off + a.mb_x_ * 16 + e;
var i = a.cache_u_;
var j = a.cache_u_off + a.mb_x_ * 8 + f;
var k = a.cache_v_;
var l = a.cache_v_off + a.mb_x_ * 8 + f;
for (y = 0; y < 16; ++y) {
memcpy(g, h + y * a.cache_y_stride_, a.yuv_b_, +bm + y * bj, 16)
}
for (y = 0; y < 8; ++y) {
memcpy(i, j + y * a.cache_uv_stride_, a.yuv_b_, +bn + y * bj, 8);
memcpy(k, l + y * a.cache_uv_stride_, a.yuv_b_, +bo + y * bj, 8)
}
}
}
function MACROBLOCK_VPOS(a) {
return ((a) * 16)
}
function VP8FinishRow(a, b) {
var c = 1;
var d = a.thread_ctx_;
var e = cf[a.filter_type_];
var f = e * a.cache_y_stride_;
var g = parseInt(e / 2) * a.cache_uv_stride_;
var h = d.id_ * 16 * a.cache_y_stride_;
var i = d.id_ * 8 * a.cache_uv_stride_;
var j = a.cache_y_;
var k = a.cache_y_off - f + h;
var l = a.cache_u_;
var m = a.cache_u_off - g + i;
var n = a.cache_v_;
var o = a.cache_v_off - g + i;
var p = (d.mb_y_ == 0);
var q = (d.mb_y_ >= a.mb_h_ - 1) + 0;
var r = MACROBLOCK_VPOS(d.mb_y_);
var s = MACROBLOCK_VPOS(d.mb_y_ + 1);
if (d.filter_row_) {
FilterRow(a)
}
if (b.put) {
if (!p) {
r -= e;
b.y = j;
b.y_off = k;
b.u = l;
b.u_off = m;
b.v = n;
b.v_off = o
} else {
b.y = a.cache_y_;
b.y_off = a.cache_y_off + h;
b.u = a.cache_u_;
b.u_off = a.cache_u_off + i;
b.v = a.cache_v_;
b.v_off = a.cache_v_off + i
}
if (!q) {
s -= e
}
if (s > b.crop_bottom) {
s = b.crop_bottom
}
if (a.alpha_data_) {
if (r == 0) {
b.a = VP8DecompressAlphaRows(a, r, s - r);
b.a_off = 0
} else {
b.a_off = VP8DecompressAlphaRows(a, r, s - r)
}
if (b.a == null) {
return VP8SetError(a, VP8_STATUS_BITSTREAM_ERROR, "Could not decode alpha data.")
}
}
if (r < b.crop_top) {
var t = b.crop_top - r;
r = b.crop_top;
assert(!(t & 1));
b.y_off += a.cache_y_stride_ * t;
b.u_off += a.cache_uv_stride_ * (t >> 1);
b.v_off += a.cache_uv_stride_ * (t >> 1);
if (b.a) {
b.a_off += b.width * t
}
}
if (r < s) {
b.y_off += b.crop_left;
b.u_off += b.crop_left >> 1;
b.v_off += b.crop_left >> 1;
if (b.a) {
b.a_off += b.crop_left
}
b.mb_y = r - b.crop_top;
b.mb_w = b.crop_right - b.crop_left;
b.mb_h = s - r;
c = b.put(b)
}
}
if (d.id_ + 1 == a.num_caches_) {
if (!q) {
memcpy(a.cache_y_, a.cache_y_off - f, j, k + 16 * a.cache_y_stride_, f);
memcpy(a.cache_u_, a.cache_u_off - g, l, m + 8 * a.cache_uv_stride_, g);
memcpy(a.cache_v_, a.cache_v_off - g, n, o + 8 * a.cache_uv_stride_, g)
}
}
return c
}
function VP8ProcessRow(a, b) {
var c = 1;
var d = a.thread_ctx_;
if (!a.use_threads_) {
d.mb_y_ = a.mb_y_;
d.filter_row_ = a.filter_row_;
c = VP8FinishRow(a, b)
} else {
var e = a.worker_;
c &= WebPWorkerSync(e);
assert(e.status_ == OK);
if (c) {
d.io_ = b;
d.id_ = a.cache_id_;
d.mb_y_ = a.mb_y_;
d.filter_row_ = a.filter_row_;
if (d.filter_row_) {
var f = d.f_info_;
d.f_info_ = a.f_info_;
a.f_info_ = f
}
WebPWorkerLaunch(e);
if (++a.cache_id_ == a.num_caches_) {
a.cache_id_ = 0
}
}
}
return c
}
function VP8EnterCritical(a, b) {
if (b.setup && !b.setup(b)) {
VP8SetError(a, VP8_STATUS_USER_ABORT, "Frame setup failed");
return a.status_
}
if (b.bypass_filtering) {
a.filter_type_ = 0
} {
var c = cf[a.filter_type_];
if (a.filter_type_ == 2) {
a.tl_mb_x_ = 0;
a.tl_mb_y_ = 0
} else {
a.tl_mb_y_ = b.crop_top >> 4;
a.tl_mb_x_ = b.crop_left >> 4
}
a.br_mb_y_ = (b.crop_bottom + 15 + c) >> 4;
a.br_mb_x_ = (b.crop_right + 15 + c) >> 4;
if (a.br_mb_x_ > a.mb_w_) {
a.br_mb_x_ = a.mb_w_
}
if (a.br_mb_y_ > a.mb_h_) {
a.br_mb_y_ = a.mb_h_
}
}
return T
}
function VP8ExitCritical(a, b) {
var c = 1;
if (a.use_threads_) {
c = WebPWorkerSync(a.worker_)
}
if (b.teardown) {
b.teardown(b)
}
return c
}
var cg = new Array(0 + 0 * bj, 4 + 0 * bj, 8 + 0 * bj, 12 + 0 * bj, 0 + 4 * bj, 4 + 4 * bj, 8 + 4 * bj, 12 + 4 * bj, 0 + 8 * bj, 4 + 8 * bj, 8 + 8 * bj, 12 + 8 * bj, 0 + 12 * bj, 4 + 12 * bj, 8 + 12 * bj, 12 + 12 * bj);
function CheckMode(a, b) {
if (b == bh) {
if (a.mb_x_ == 0) {
return (a.mb_y_ == 0) ? B_DC_PRED_NOTOPLEFT : B_DC_PRED_NOLEFT
} else {
return (a.mb_y_ == 0) ? B_DC_PRED_NOTOP : bh
}
}
return b
}
function Copy32b(a, b, c, d) {
for (i = 0; i < 4; ++i) a[b + i] = c[d + i]
}
function VP8ReconstructBlock(a) {
var b = a.yuv_b_;
var c = bm;
var d = a.yuv_b_;
var e = bn;
var f = a.yuv_b_;
var g = bo;
if (a.mb_x_ > 0) {
var j;
for (j = -1; j < 16; ++j) {
Copy32b(b, (c + j * bj - 4), b, (c + j * bj + 12))
}
for (j = -1; j < 8; ++j) {
Copy32b(d, (e + j * bj - 4), d, (e + j * bj + 4));
Copy32b(f, (g + j * bj - 4), f, (g + j * bj + 4))
}
} else {
var j;
for (j = 0; j < 16; ++j) {
b[c + j * bj - 1] = 129
}
for (j = 0; j < 8; ++j) {
d[e + j * bj - 1] = 129;
f[g + j * bj - 1] = 129
}
if (a.mb_y_ > 0) {
b[c - 1 - bj] = d[e - 1 - bj] = f[g - 1 - bj] = 129
}
} {
var h = a.y_t_;
var k = +a.mb_x_ * 16;
var l = a.u_t_;
var m = +a.mb_x_ * 8;
var o = a.v_t_;
var p = +a.mb_x_ * 8;
var q = a.coeffs_;
var n;
if (a.mb_y_ > 0) {
memcpy(b, c - bj, h, k, 16);
memcpy(d, e - bj, l, m, 8);
memcpy(f, g - bj, o, p, 8)
} else if (a.mb_x_ == 0) {
for (i = 0; i < (16 + 4 + 1); ++i) b[c - bj - 1 + i] = 127;
for (i = 0; i < (8 + 1); ++i) d[e - bj - 1 + i] = 127;
for (i = 0; i < (8 + 1); ++i) f[g - bj - 1 + i] = 127
}
if (a.is_i4x4_) {
var r = b;
var s = c - bj + 16;
if (a.mb_y_ > 0) {
if (a.mb_x_ >= a.mb_w_ - 1) {
r[s + 0] = r[s + 1] = r[s + 2] = r[s + 3] = h[k + 15]
} else {
memcpy(r, s + 0, h, k + 16, 4)
}
}
for (ii = 0; ii < 4; ++ii) r[ii + s + bj * 4] = r[ii + s + 1 * bj * 4] = r[ii + s + 2 * bj * 4] = r[ii + s + 3 * bj * 4] = r[ii + s + 0 * 4];
for (n = 0; n < 16; n++) {
var t = b;
var u = c + cg[n];
bJ[a.imodes_[n]](t, u);
if (a.non_zero_ac_ & (1 << n)) {
bM(q, +n * 16, t, u, 0)
} else if (a.non_zero_ & (1 << n)) {
bO(q, +n * 16, t, u)
}
}
} else {
var v = CheckMode(a, a.imodes_[0]);
bK[v](b, c);
if (a.non_zero_) {
for (n = 0; n < 16; n++) {
var t = b;
var u = c + cg[n];
if (a.non_zero_ac_ & (1 << n)) {
bM(q, +n * 16, t, u, 0)
} else if (a.non_zero_ & (1 << n)) {
bO(q, +n * 16, t, u)
}
}
}
} {
var v = CheckMode(a, a.uvmode_);
bL[v](d, e);
bL[v](f, g);
if (a.non_zero_ & 0x0f0000) {
var w = a.coeffs_;
var x = 16 * 16;
if (a.non_zero_ac_ & 0x0f0000) {
bN(w, x, d, e)
} else {
bP(w, x, d, e)
}
}
if (a.non_zero_ & 0xf00000) {
var y = a.coeffs_;
var x = 20 * 16;
if (a.non_zero_ac_ & 0xf00000) {
bN(y, x, f, g)
} else {
bP(y, x, f, g)
}
}
if (a.mb_y_ < (a.mb_h_ - 1)) {
memcpy(h, k, b, c + 15 * bj, 16);
memcpy(l, m, d, e + 7 * bj, 8);
memcpy(o, p, f, g + 7 * bj, 8)
}
}
}
}
function clip(v, M) {
return v < 0 ? 0 : v > M ? M : v
}
var ci = new Array(4, 5, 6, 7, 8, 9, 10, 10, 11, 12, 13, 14, 15, 16, 17, 17, 18, 19, 20, 20, 21, 21, 22, 22, 23, 23, 24, 25, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 91, 93, 95, 96, 98, 100, 101, 102, 104, 106, 108, 110, 112, 114, 116, 118, 122, 124, 126, 128, 130, 132, 134, 136, 138, 140, 143, 145, 148, 151, 154, 157);
var cj = new Array(4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 60, 62, 64, 66, 68, 70, 72, 74, 76, 78, 80, 82, 84, 86, 88, 90, 92, 94, 96, 98, 100, 102, 104, 106, 108, 110, 112, 114, 116, 119, 122, 125, 128, 131, 134, 137, 140, 143, 146, 149, 152, 155, 158, 161, 164, 167, 170, 173, 177, 181, 185, 189, 193, 197, 201, 205, 209, 213, 217, 221, 225, 229, 234, 239, 245, 249, 254, 259, 264, 269, 274, 279, 284);
function VP8ParseQuant(a) {
var b = a.br_;
var c = VP8GetValue(b, 7);
var d = VP8Get(b) ? VP8GetSignedValue(b, 4) : 0;
var e = VP8Get(b) ? VP8GetSignedValue(b, 4) : 0;
var f = VP8Get(b) ? VP8GetSignedValue(b, 4) : 0;
var g = VP8Get(b) ? VP8GetSignedValue(b, 4) : 0;
var h = VP8Get(b) ? VP8GetSignedValue(b, 4) : 0;
var j = a.segment_hdr_;
var i = int;
for (i = 0; i < NUM_MB_SEGMENTS; ++i) {
var q = int;
if (j.use_segment_) {
q = j.quantizer_[i];
if (!j.absolute_delta_) {
q += c
}
} else {
if (i > 0) {
a.dqm_[i] = a.dqm_[0];
continue
} else {
q = c
}
} {
var m = a.dqm_[i];
m.y1_mat_[0] = ci[clip(q + d, 127)];
m.y1_mat_[1] = cj[clip(q + 0, 127)];
m.y2_mat_[0] = ci[clip(q + e, 127)] * 2;
m.y2_mat_[1] = parseInt(cj[clip(q + f, 127)] * 155 / 100);
if (m.y2_mat_[1] < 8) m.y2_mat_[1] = 8;
m.uv_mat_[0] = ci[clip(q + g, 117)];
m.uv_mat_[1] = cj[clip(q + h, 127)]
}
}
}
var ck = new Array(-bh, 1, -B_TM_PRED, 2, -B_VE_PRED, 3, 4, 6, -B_HE_PRED, 5, -B_RD_PRED, -B_VR_PRED, -B_LD_PRED, 7, -B_VL_PRED, 8, -B_HD_PRED, -B_HU_PRED);
var cl = new Array(new Array(new Array(new Array(128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128), new Array(128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128), new Array(128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128)), new Array(new Array(253, 136, 254, 255, 228, 219, 128, 128, 128, 128, 128), new Array(189, 129, 242, 255, 227, 213, 255, 219, 128, 128, 128), new Array(106, 126, 227, 252, 214, 209, 255, 255, 128, 128, 128)), new Array(new Array(1, 98, 248, 255, 236, 226, 255, 255, 128, 128, 128), new Array(181, 133, 238, 254, 221, 234, 255, 154, 128, 128, 128), new Array(78, 134, 202, 247, 198, 180, 255, 219, 128, 128, 128)), new Array(new Array(1, 185, 249, 255, 243, 255, 128, 128, 128, 128, 128), new Array(184, 150, 247, 255, 236, 224, 128, 128, 128, 128, 128), new Array(77, 110, 216, 255, 236, 230, 128, 128, 128, 128, 128)), new Array(new Array(1, 101, 251, 255, 241, 255, 128, 128, 128, 128, 128), new Array(170, 139, 241, 252, 236, 209, 255, 255, 128, 128, 128), new Array(37, 116, 196, 243, 228, 255, 255, 255, 128, 128, 128)), new Array(new Array(1, 204, 254, 255, 245, 255, 128, 128, 128, 128, 128), new Array(207, 160, 250, 255, 238, 128, 128, 128, 128, 128, 128), new Array(102, 103, 231, 255, 211, 171, 128, 128, 128, 128, 128)), new Array(new Array(1, 152, 252, 255, 240, 255, 128, 128, 128, 128, 128), new Array(177, 135, 243, 255, 234, 225, 128, 128, 128, 128, 128), new Array(80, 129, 211, 255, 194, 224, 128, 128, 128, 128, 128)), new Array(new Array(1, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128), new Array(246, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128), new Array(255, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128))), new Array(new Array(new Array(198, 35, 237, 223, 193, 187, 162, 160, 145, 155, 62), new Array(131, 45, 198, 221, 172, 176, 220, 157, 252, 221, 1), new Array(68, 47, 146, 208, 149, 167, 221, 162, 255, 223, 128)), new Array(new Array(1, 149, 241, 255, 221, 224, 255, 255, 128, 128, 128), new Array(184, 141, 234, 253, 222, 220, 255, 199, 128, 128, 128), new Array(81, 99, 181, 242, 176, 190, 249, 202, 255, 255, 128)), new Array(new Array(1, 129, 232, 253, 214, 197, 242, 196, 255, 255, 128), new Array(99, 121, 210, 250, 201, 198, 255, 202, 128, 128, 128), new Array(23, 91, 163, 242, 170, 187, 247, 210, 255, 255, 128)), new Array(new Array(1, 200, 246, 255, 234, 255, 128, 128, 128, 128, 128), new Array(109, 178, 241, 255, 231, 245, 255, 255, 128, 128, 128), new Array(44, 130, 201, 253, 205, 192, 255, 255, 128, 128, 128)), new Array(new Array(1, 132, 239, 251, 219, 209, 255, 165, 128, 128, 128), new Array(94, 136, 225, 251, 218, 190, 255, 255, 128, 128, 128), new Array(22, 100, 174, 245, 186, 161, 255, 199, 128, 128, 128)), new Array(new Array(1, 182, 249, 255, 232, 235, 128, 128, 128, 128, 128), new Array(124, 143, 241, 255, 227, 234, 128, 128, 128, 128, 128), new Array(35, 77, 181, 251, 193, 211, 255, 205, 128, 128, 128)), new Array(new Array(1, 157, 247, 255, 236, 231, 255, 255, 128, 128, 128), new Array(121, 141, 235, 255, 225, 227, 255, 255, 128, 128, 128), new Array(45, 99, 188, 251, 195, 217, 255, 224, 128, 128, 128)), new Array(new Array(1, 1, 251, 255, 213, 255, 128, 128, 128, 128, 128), new Array(203, 1, 248, 255, 255, 128, 128, 128, 128, 128, 128), new Array(137, 1, 177, 255, 224, 255, 128, 128, 128, 128, 128))), new Array(new Array(new Array(253, 9, 248, 251, 207, 208, 255, 192, 128, 128, 128), new Array(175, 13, 224, 243, 193, 185, 249, 198, 255, 255, 128), new Array(73, 17, 171, 221, 161, 179, 236, 167, 255, 234, 128)), new Array(new Array(1, 95, 247, 253, 212, 183, 255, 255, 128, 128, 128), new Array(239, 90, 244, 250, 211, 209, 255, 255, 128, 128, 128), new Array(155, 77, 195, 248, 188, 195, 255, 255, 128, 128, 128)), new Array(new Array(1, 24, 239, 251, 218, 219, 255, 205, 128, 128, 128), new Array(201, 51, 219, 255, 196, 186, 128, 128, 128, 128, 128), new Array(69, 46, 190, 239, 201, 218, 255, 228, 128, 128, 128)), new Array(new Array(1, 191, 251, 255, 255, 128, 128, 128, 128, 128, 128), new Array(223, 165, 249, 255, 213, 255, 128, 128, 128, 128, 128), new Array(141, 124, 248, 255, 255, 128, 128, 128, 128, 128, 128)), new Array(new Array(1, 16, 248, 255, 255, 128, 128, 128, 128, 128, 128), new Array(190, 36, 230, 255, 236, 255, 128, 128, 128, 128, 128), new Array(149, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128)), new Array(new Array(1, 226, 255, 128, 128, 128, 128, 128, 128, 128, 128), new Array(247, 192, 255, 128, 128, 128, 128, 128, 128, 128, 128), new Array(240, 128, 255, 128, 128, 128, 128, 128, 128, 128, 128)), new Array(new Array(1, 134, 252, 255, 255, 128, 128, 128, 128, 128, 128), new Array(213, 62, 250, 255, 255, 128, 128, 128, 128, 128, 128), new Array(55, 93, 255, 128, 128, 128, 128, 128, 128, 128, 128)), new Array(new Array(128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128), new Array(128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128), new Array(128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128))), new Array(new Array(new Array(202, 24, 213, 235, 186, 191, 220, 160, 240, 175, 255), new Array(126, 38, 182, 232, 169, 184, 228, 174, 255, 187, 128), new Array(61, 46, 138, 219, 151, 178, 240, 170, 255, 216, 128)), new Array(new Array(1, 112, 230, 250, 199, 191, 247, 159, 255, 255, 128), new Array(166, 109, 228, 252, 211, 215, 255, 174, 128, 128, 128), new Array(39, 77, 162, 232, 172, 180, 245, 178, 255, 255, 128)), new Array(new Array(1, 52, 220, 246, 198, 199, 249, 220, 255, 255, 128), new Array(124, 74, 191, 243, 183, 193, 250, 221, 255, 255, 128), new Array(24, 71, 130, 219, 154, 170, 243, 182, 255, 255, 128)), new Array(new Array(1, 182, 225, 249, 219, 240, 255, 224, 128, 128, 128), new Array(149, 150, 226, 252, 216, 205, 255, 171, 128, 128, 128), new Array(28, 108, 170, 242, 183, 194, 254, 223, 255, 255, 128)), new Array(new Array(1, 81, 230, 252, 204, 203, 255, 192, 128, 128, 128), new Array(123, 102, 209, 247, 188, 196, 255, 233, 128, 128, 128), new Array(20, 95, 153, 243, 164, 173, 255, 203, 128, 128, 128)), new Array(new Array(1, 222, 248, 255, 216, 213, 128, 128, 128, 128, 128), new Array(168, 175, 246, 252, 235, 205, 255, 255, 128, 128, 128), new Array(47, 116, 215, 255, 211, 212, 255, 255, 128, 128, 128)), new Array(new Array(1, 121, 236, 253, 212, 214, 255, 255, 128, 128, 128), new Array(141, 84, 213, 252, 201, 202, 255, 219, 128, 128, 128), new Array(42, 80, 160, 240, 162, 185, 255, 205, 128, 128, 128)), new Array(new Array(1, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128), new Array(244, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128), new Array(238, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128))));
var cm = new Array(new Array(new Array(231, 120, 48, 89, 115, 113, 120, 152, 112), new Array(152, 179, 64, 126, 170, 118, 46, 70, 95), new Array(175, 69, 143, 80, 85, 82, 72, 155, 103), new Array(56, 58, 10, 171, 218, 189, 17, 13, 152), new Array(114, 26, 17, 163, 44, 195, 21, 10, 173), new Array(121, 24, 80, 195, 26, 62, 44, 64, 85), new Array(144, 71, 10, 38, 171, 213, 144, 34, 26), new Array(170, 46, 55, 19, 136, 160, 33, 206, 71), new Array(63, 20, 8, 114, 114, 208, 12, 9, 226), new Array(81, 40, 11, 96, 182, 84, 29, 16, 36)), new Array(new Array(134, 183, 89, 137, 98, 101, 106, 165, 148), new Array(72, 187, 100, 130, 157, 111, 32, 75, 80), new Array(66, 102, 167, 99, 74, 62, 40, 234, 128), new Array(41, 53, 9, 178, 241, 141, 26, 8, 107), new Array(74, 43, 26, 146, 73, 166, 49, 23, 157), new Array(65, 38, 105, 160, 51, 52, 31, 115, 128), new Array(104, 79, 12, 27, 217, 255, 87, 17, 7), new Array(87, 68, 71, 44, 114, 51, 15, 186, 23), new Array(47, 41, 14, 110, 182, 183, 21, 17, 194), new Array(66, 45, 25, 102, 197, 189, 23, 18, 22)), new Array(new Array(88, 88, 147, 150, 42, 46, 45, 196, 205), new Array(43, 97, 183, 117, 85, 38, 35, 179, 61), new Array(39, 53, 200, 87, 26, 21, 43, 232, 171), new Array(56, 34, 51, 104, 114, 102, 29, 93, 77), new Array(39, 28, 85, 171, 58, 165, 90, 98, 64), new Array(34, 22, 116, 206, 23, 34, 43, 166, 73), new Array(107, 54, 32, 26, 51, 1, 81, 43, 31), new Array(68, 25, 106, 22, 64, 171, 36, 225, 114), new Array(34, 19, 21, 102, 132, 188, 16, 76, 124), new Array(62, 18, 78, 95, 85, 57, 50, 48, 51)), new Array(new Array(193, 101, 35, 159, 215, 111, 89, 46, 111), new Array(60, 148, 31, 172, 219, 228, 21, 18, 111), new Array(112, 113, 77, 85, 179, 255, 38, 120, 114), new Array(40, 42, 1, 196, 245, 209, 10, 25, 109), new Array(88, 43, 29, 140, 166, 213, 37, 43, 154), new Array(61, 63, 30, 155, 67, 45, 68, 1, 209), new Array(100, 80, 8, 43, 154, 1, 51, 26, 71), new Array(142, 78, 78, 16, 255, 128, 34, 197, 171), new Array(41, 40, 5, 102, 211, 183, 4, 1, 221), new Array(51, 50, 17, 168, 209, 192, 23, 25, 82)), new Array(new Array(138, 31, 36, 171, 27, 166, 38, 44, 229), new Array(67, 87, 58, 169, 82, 115, 26, 59, 179), new Array(63, 59, 90, 180, 59, 166, 93, 73, 154), new Array(40, 40, 21, 116, 143, 209, 34, 39, 175), new Array(47, 15, 16, 183, 34, 223, 49, 45, 183), new Array(46, 17, 33, 183, 6, 98, 15, 32, 183), new Array(57, 46, 22, 24, 128, 1, 54, 17, 37), new Array(65, 32, 73, 115, 28, 128, 23, 128, 205), new Array(40, 3, 9, 115, 51, 192, 18, 6, 223), new Array(87, 37, 9, 115, 59, 77, 64, 21, 47)), new Array(new Array(104, 55, 44, 218, 9, 54, 53, 130, 226), new Array(64, 90, 70, 205, 40, 41, 23, 26, 57), new Array(54, 57, 112, 184, 5, 41, 38, 166, 213), new Array(30, 34, 26, 133, 152, 116, 10, 32, 134), new Array(39, 19, 53, 221, 26, 114, 32, 73, 255), new Array(31, 9, 65, 234, 2, 15, 1, 118, 73), new Array(75, 32, 12, 51, 192, 255, 160, 43, 51), new Array(88, 31, 35, 67, 102, 85, 55, 186, 85), new Array(56, 21, 23, 111, 59, 205, 45, 37, 192), new Array(55, 38, 70, 124, 73, 102, 1, 34, 98)), new Array(new Array(125, 98, 42, 88, 104, 85, 117, 175, 82), new Array(95, 84, 53, 89, 128, 100, 113, 101, 45), new Array(75, 79, 123, 47, 51, 128, 81, 171, 1), new Array(57, 17, 5, 71, 102, 57, 53, 41, 49), new Array(38, 33, 13, 121, 57, 73, 26, 1, 85), new Array(41, 10, 67, 138, 77, 110, 90, 47, 114), new Array(115, 21, 2, 10, 102, 255, 166, 23, 6), new Array(101, 29, 16, 10, 85, 128, 101, 196, 26), new Array(57, 18, 10, 102, 102, 213, 34, 20, 43), new Array(117, 20, 15, 36, 163, 128, 68, 1, 26)), new Array(new Array(102, 61, 71, 37, 34, 53, 31, 243, 192), new Array(69, 60, 71, 38, 73, 119, 28, 222, 37), new Array(68, 45, 128, 34, 1, 47, 11, 245, 171), new Array(62, 17, 19, 70, 146, 85, 55, 62, 70), new Array(37, 43, 37, 154, 100, 163, 85, 160, 1), new Array(63, 9, 92, 136, 28, 64, 32, 201, 85), new Array(75, 15, 9, 9, 64, 255, 184, 119, 16), new Array(86, 6, 28, 5, 64, 255, 25, 248, 1), new Array(56, 8, 17, 132, 137, 255, 55, 116, 128), new Array(58, 15, 20, 82, 135, 57, 26, 121, 40)), new Array(new Array(164, 50, 31, 137, 154, 133, 25, 35, 218), new Array(51, 103, 44, 131, 131, 123, 31, 6, 158), new Array(86, 40, 64, 135, 148, 224, 45, 183, 128), new Array(22, 26, 17, 131, 240, 154, 14, 1, 209), new Array(45, 16, 21, 91, 64, 222, 7, 1, 197), new Array(56, 21, 39, 155, 60, 138, 23, 102, 213), new Array(83, 12, 13, 54, 192, 255, 68, 47, 28), new Array(85, 26, 85, 85, 128, 128, 32, 146, 171), new Array(18, 11, 7, 63, 144, 171, 4, 4, 246), new Array(35, 27, 10, 146, 174, 171, 12, 26, 128)), new Array(new Array(190, 80, 35, 99, 180, 80, 126, 54, 45), new Array(85, 126, 47, 87, 176, 51, 41, 20, 32), new Array(101, 75, 128, 139, 118, 146, 116, 128, 85), new Array(56, 41, 15, 176, 236, 85, 37, 9, 62), new Array(71, 30, 17, 119, 118, 255, 17, 18, 138), new Array(101, 38, 60, 138, 55, 70, 43, 26, 142), new Array(146, 36, 19, 30, 171, 255, 97, 27, 20), new Array(138, 45, 61, 62, 219, 1, 81, 188, 64), new Array(32, 41, 20, 117, 151, 142, 20, 21, 163), new Array(112, 19, 12, 61, 195, 128, 48, 4, 24)));
function VP8ResetProba(a) {
for (i = 0; i < a.segments_.length; ++i) a.segments_[i] = 255;
a.coeffs_ = newObjectIt(cl)
}
function VP8ParseIntraMode(a, b) {
var c = b.intra_t_;
c[c.length - 1] = 0 + 4 * b.mb_x_;
var d = b.intra_l_;
b.is_i4x4_ = !VP8GetBit(a, 145);
if (!b.is_i4x4_) {
var e = VP8GetBit(a, 156) ? (VP8GetBit(a, 128) ? TM_PRED : H_PRED) : (VP8GetBit(a, 163) ? V_PRED : DC_PRED);
b.imodes_[0] = e;
for (i = 0; i < 4; ++i) c[i + c[c.length - 1]] = e;
for (i = 0; i < 4; ++i) d[i] = e
} else {
var f = b.imodes_;
var g = 0;
var y;
for (y = 0; y < 4; ++y) {
var e = d[y];
var x;
for (x = 0; x < 4; ++x) {
var h = cm[c[c[c.length - 1] + x]][e];
var i = 0;
do {
i = ck[2 * i + VP8GetBit(a, h[i])]
} while (i > 0);
e = -i;
c[c[c.length - 1] + x] = e;
f[g] = e;
g++
}
d[y] = e
}
}
b.uvmode_ = !VP8GetBit(a, 142) ? DC_PRED : !VP8GetBit(a, 114) ? V_PRED : VP8GetBit(a, 183) ? TM_PRED : H_PRED
}
var cn = new Array(new Array(new Array(new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(176, 246, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(223, 241, 252, 255, 255, 255, 255, 255, 255, 255, 255), new Array(249, 253, 253, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 244, 252, 255, 255, 255, 255, 255, 255, 255, 255), new Array(234, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(253, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 246, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(239, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(254, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 248, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(251, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(251, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(254, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 254, 253, 255, 254, 255, 255, 255, 255, 255, 255), new Array(250, 255, 254, 255, 254, 255, 255, 255, 255, 255, 255), new Array(254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255))), new Array(new Array(new Array(217, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(225, 252, 241, 253, 255, 255, 254, 255, 255, 255, 255), new Array(234, 250, 241, 250, 253, 255, 253, 254, 255, 255, 255)), new Array(new Array(255, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(223, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(238, 253, 254, 254, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 248, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(249, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 253, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(247, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(252, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(253, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 254, 253, 255, 255, 255, 255, 255, 255, 255, 255), new Array(250, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255))), new Array(new Array(new Array(186, 251, 250, 255, 255, 255, 255, 255, 255, 255, 255), new Array(234, 251, 244, 254, 255, 255, 255, 255, 255, 255, 255), new Array(251, 251, 243, 253, 254, 255, 254, 255, 255, 255, 255)), new Array(new Array(255, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(236, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(251, 253, 253, 254, 254, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(254, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(254, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255))), new Array(new Array(new Array(248, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(250, 254, 252, 254, 255, 255, 255, 255, 255, 255, 255), new Array(248, 254, 249, 253, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 253, 253, 255, 255, 255, 255, 255, 255, 255, 255), new Array(246, 253, 253, 255, 255, 255, 255, 255, 255, 255, 255), new Array(252, 254, 251, 254, 254, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 254, 252, 255, 255, 255, 255, 255, 255, 255, 255), new Array(248, 254, 253, 255, 255, 255, 255, 255, 255, 255, 255), new Array(253, 255, 254, 254, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 251, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(245, 251, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(253, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 251, 253, 255, 255, 255, 255, 255, 255, 255, 255), new Array(252, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 252, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(249, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 255, 253, 255, 255, 255, 255, 255, 255, 255, 255), new Array(250, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255))));
function VP8ParseProba(a, d) {
var e = d.proba_;
var t, b, c, p;
for (t = 0; t < NUM_TYPES; ++t) {
for (b = 0; b < NUM_BANDS; ++b) {
for (c = 0; c < NUM_CTX; ++c) {
for (p = 0; p < NUM_PROBAS; ++p) {
if (VP8GetBit(a, cn[t][b][c][p])) {
e.coeffs_[t][b][c][p] = VP8GetValue(a, 8)
}
}
}
}
}
d.use_skip_proba_ = VP8Get(a);
if (d.use_skip_proba_) {
d.skip_p_ = VP8GetValue(a, 8)
}
}
var co = 12;
var cp = 20;
this.WebPGetDecoderVersion = function(a) {
return (be << 16) | (bf << 8) | bg
};
function SetOk(a) {
a.status_ = 'VP8_STATUS_OK';
a.error_msg_ = "OK"
}
var cq;
function VP8InitIoInternal(a, b) {
if (b != N) {
alert('mismatch error');
return 0
}
if (a) {}
return 1
}
var cr;
function VP8New(a) {
var b = newObjectIt(bz);
if (b) {
SetOk(b);
b.ready_ = 0
}
return b
}
function VP8Delete(a) {
if (a) {
VP8Clear(a);
a = 0
}
}
function VP8SetError(a, b, c) {
a.status_ = b;
a.error_msg_ = c;
a.ready_ = 0;
alert(b + ': ' + c);
return 0
}
function get_le32(a, b) {
return a[b + 0] | (a[b + 1] << 8) | (a[b + 2] << 16) | (a[b + 3] << 24)
}
function VP8CheckAndSkipHeader(a, b, c, d, e, f) {
if (!a || !c || !d || !e) {
return 0
}
if (c.value >= 8) {
if (!memcmp(a, b.value, "VP8 ", 4)) {
d.value = 1;
e.value = get_le32(a, b.value + 4);
if ((f.value >= co) && (e.value > f.value - co)) {
return 0
}
b.value += 8;
c.value -= 8
} else {
d.value = 0;
e.value = 0
}
} else {
d.value = -1;
e.value = 0
}
return 1
}
function VP8GetInfo(a, b, c, d, e, f, g) {
if (c.value < 10) {
return 0
}
if (a[b.value + 3] != 0x9d || a[b.value + 4] != 0x01 || a[b.value + 5] != 0x2a) {
return 0
} else {
var i = a[b.value + 0] | (a[b.value + 1] << 8) | (a[b.value + 2] << 16);
var j = !(i & 1) + 0;
var w = ((a[b.value + 7] << 8) | a[b.value + 6]) & 0x3fff;
var h = ((a[b.value + 9] << 8) | a[b.value + 8]) & 0x3fff;
if (g) {
if (c.value < 11) return 0;
g.value = !!(a[b.value + 10] & 0x80)
}
if (!j) {
return 0
}
if (((i >> 1) & 7) > 3) {
return 0
}
if (!((i >> 4) & 1)) {
return 0
}
if (((i >> 5)) >= d) {
return 0
}
if (e) {
e.value = w
}
if (f) {
f.value = h
}
return 1
}
}
function VP8XGetInfo(a, b, c, d, e, f, g) {
if (!a || !c || !d) {
return 0
}
if (c.value >= cp) {
if (!memcmp(a, b.value, "VP8X", 4)) {
var h = get_le32(a, b.value + 4);
d.value = 1;
if (h.value != (cp - 8)) {
return 0
}
if (g) {
g.value = get_le32(a, b.value + 8)
}
if (e) {
e.value = get_le32(a, b.value + 12)
}
if (f) {
f.value = get_le32(a, b.value + 16)
}
b.value += cp;
c.value -= cp
} else {
d.value = 0
}
} else {
d.value = -1
}
return 1
}
function ResetSegmentHeader(a) {
assert(a);
a.use_segment_ = 0;
a.update_map_ = 0;
a.absolute_delta_ = 1;
for (i = 0; i < a.quantizer_.length; ++i) a.quantizer_[i] = 0;
for (i = 0; i < a.filter_strength_.length; ++i) a.filter_strength_[i] = 0
}
function ParseSegmentHeader(a, b, c) {
assert(a);
assert(b);
b.use_segment_ = VP8Get(a);
if (b.use_segment_) {
b.update_map_ = VP8Get(a);
if (VP8Get(a)) {
var s;
b.absolute_delta_ = VP8Get(a);
for (s = 0; s < NUM_MB_SEGMENTS; ++s) {
b.quantizer_[s] = VP8Get(a) ? VP8GetSignedValue(a, 7) : 0
}
for (s = 0; s < NUM_MB_SEGMENTS; ++s) {
b.filter_strength_[s] = VP8Get(a) ? VP8GetSignedValue(a, 6) : 0
}
}
if (b.update_map_) {
var s;
for (s = 0; s < bi; ++s) {
c.segments_[s] = VP8Get(a) ? VP8GetValue(a, 8) : 255
}
}
} else {
b.update_map_ = 0
}
return !a.eof_
}
function ParsePartitions(a, b, c, d) {
var e = a.br_;
var f = b;
var g = c;
var h = b,
buf_end_off = c + d;
var i;
var j = 0;
var k = int;
var p = int;
a.num_parts_ = 1 << VP8GetValue(e, 2);
k = a.num_parts_ - 1;
i = b;
var j = c + k * 3;
if (buf_end_off < j) {
return 'VP8_STATUS_NOT_ENOUGH_DATA'
}
for (p = 0; p < k; ++p) {
var l = f[g + 0] | (f[g + 1] << 8) | (f[g + 2] << 16);
var m = i;
var n = j + l;
if (n > buf_end_off) m = h;
VP8InitBitReader(a.parts_[+p], i, j, n);
i = m;
j = n;
g += 3
}
VP8InitBitReader(a.parts_[+k], i, j, buf_end_off);
return (j < buf_end_off) ? 'VP8_STATUS_OK' : 'VP8_STATUS_SUSPENDED'
}
function ParseFilterHeader(a, b) {
var c = b.filter_hdr_;
c.simple_ = VP8Get(a);
c.level_ = VP8GetValue(a, 6);
c.sharpness_ = VP8GetValue(a, 3);
c.use_lf_delta_ = VP8Get(a);
if (c.use_lf_delta_) {
if (VP8Get(a)) {
var i;
for (i = 0; i < NUM_REF_LF_DELTAS; ++i) {
if (VP8Get(a)) {
c.ref_lf_delta_[i] = VP8GetSignedValue(a, 6)
}
}
for (i = 0; i < NUM_MODE_LF_DELTAS; ++i) {
if (VP8Get(a)) {
c.mode_lf_delta_[i] = VP8GetSignedValue(a, 6)
}
}
}
}
b.filter_type_ = (c.level_ == 0) ? 0 : c.simple_ ? 1 : 2;
if (b.filter_type_ > 0) {
if (b.segment_hdr_.use_segment_) {
var s;
for (s = 0; s < NUM_MB_SEGMENTS; ++s) {
var d = b.segment_hdr_.filter_strength_[s];
if (!b.segment_hdr_.absolute_delta_) {
d += c.level_
}
b.filter_levels_[s] = d
}
} else {
b.filter_levels_[0] = c.level_
}
}
return !a.eof_
}
var cs, buf, buf_size;
var ct;
function VP8GetHeaders(a, b) {
var c = {
value: 0
};
var d = uint8_t;
var e = {
value: uint32_t
};
var f = {
value: uint32_t
};
var g = {
value: uint32_t
};
var h = {
value: 0
};
var i = {
value: 0
};
var j = newObjectIt(bp);
var k = newObjectIt(bq);
var l = newObjectIt(bb);
var m = 'VP8StatusCode';
if (a == null) {
alert('(dec == null)');
return 0
}
SetOk(a);
if (b == null) {
return VP8SetError(a, 'VP8_STATUS_INVALID_PARAM', "null VP8Io passed to VP8GetHeaders()")
}
d = b.data;
c.value = b.data_off;
e.value = b.data_size;
if (d == null || e.value <= 4) {
return VP8SetError(a, 'VP8_STATUS_NOT_ENOUGH_DATA', "Not enough data to parse frame header")
}
if (!WebPCheckAndSkipRIFFHeader(d, c, e, f)) {
return VP8SetError(a, VP8_STATUS_BITSTREAM_ERROR, "RIFF: Invalid RIFF container")
}
if (!VP8XGetInfo(d, c, e, h, null, null, null)) {
return VP8SetError(a, VP8_STATUS_BITSTREAM_ERROR, "RIFF: Invalid VP8X container")
}
if (!VP8CheckAndSkipHeader(d, c, e, i, g, f)) {
return VP8SetError(a, VP8_STATUS_BITSTREAM_ERROR, "RIFF: Inconsistent size information.")
}
if (i.value == -1) {
return VP8SetError(a, 'VP8_STATUS_BITSTREAM_ERROR', "RIFF: Inconsistent size information.")
}
if (e.value < 4) {
return VP8SetError(a, VP8_STATUS_NOT_ENOUGH_DATA, "RIFF: Truncated header.")
}
c = c.value;
e = e.value; {
var n = d[c + 0] | (d[c + 1] << 8) | (d[c + 2] << 16);
j = a.frm_hdr_;
j.key_frame_ = !(n & 1) + 0;
j.profile_ = (n >> 1) & 7;
j.show_ = (n >> 4) & 1;
j.partition_length_ = (n >> 5);
if (j.profile_ > 3) return VP8SetError(a, 'VP8_STATUS_BITSTREAM_ERROR', "Incorrect keyframe parameters.");
if (!j.show_) return VP8SetError(a, 'VP8_STATUS_UNSUPPORTED_FEATURE', "Frame not displayable.");
c += 3;
e -= 3
}
k = a.pic_hdr_;
if (j.key_frame_) {
if (e < 7) {
return VP8SetError(a, 'VP8_STATUS_NOT_ENOUGH_DATA', "cannot parse picture header")
}
if (Byte2Hex(d[c + 0]) != 0x9d || Byte2Hex(d[c + 1]) != 0x01 || Byte2Hex(d[c + 2]) != 0x2a) {
return VP8SetError(a, 'VP8_STATUS_BITSTREAM_ERROR', "Bad code word")
}
k.width_ = ((d[c + 4] << 8) | d[c + 3]) & 0x3fff;
k.xscale_ = d[c + 4] >> 6;
k.height_ = ((d[c + 6] << 8) | d[c + 5]) & 0x3fff;
k.yscale_ = d[c + 6] >> 6;
c += 7;
e -= 7;
a.mb_w_ = (k.width_ + 15) >> 4;
a.mb_h_ = (k.height_ + 15) >> 4;
b.width = k.width_;
b.height = k.height_;
b.use_scaling = 0;
b.use_cropping = 0;
b.crop_top = 0;
b.crop_left = 0;
b.crop_right = b.width;
b.crop_bottom = b.height;
b.mb_w = b.width;
b.mb_h = b.height;
VP8ResetProba(a.proba_);
ResetSegmentHeader(a.segment_hdr_);
a.segment_ = 0
}
if (j.partition_length_ > e) {
return VP8SetError(a, 'VP8_STATUS_NOT_ENOUGH_DATA', "bad partition length")
}
a.alpha_data_ = null;
a.alpha_data_size_ = 0;
var l = a.br_;
VP8InitBitReader(l, d, c, c + j.partition_length_);
c += j.partition_length_;
e -= j.partition_length_;
if (j.key_frame_) {
k.colorspace_ = VP8Get(l);
k.clamp_type_ = VP8Get(l)
}
if (!ParseSegmentHeader(l, a.segment_hdr_, a.proba_)) {
return VP8SetError(a, 'VP8_STATUS_BITSTREAM_ERROR', "cannot parse segment header")
}
if (!ParseFilterHeader(l, a)) {
return VP8SetError(a, 'VP8_STATUS_BITSTREAM_ERROR', "cannot parse filter header")
}
m = ParsePartitions(a, d, c, e);
if (m != 'VP8_STATUS_OK') {
return VP8SetError(a, 'VP8_STATUS_BITSTREAM_ERROR', "cannot parse partitions")
}
VP8ParseQuant(a);
if (!j.key_frame_) {
return VP8SetError(a, VP8_STATUS_UNSUPPORTED_FEATURE, "Not a key frame.")
} else {
a.buffer_flags_ = 0x003 | 0x100
}
VP8Get(l);
VP8ParseProba(l, a);
if (a.pic_hdr_.colorspace_) {
var o = 8;
var p = 0x01;
var q = d;
ext_buf_off = c - o;
var r = size_t;
if (j.partition_length_ < o || q[ext_buf_off + o - 1] != p) {}
r = (q[ext_buf_off + 4] << 0) | (q[ext_buf_off + 5] << 8) | (q[ext_buf_off + 6] << 16);
if (j.partition_length_ < r + o) {
return VP8SetError(a, VP8_STATUS_BITSTREAM_ERROR, "RIFF: Inconsistent extra information.")
}
a.alpha_data_ = (r > 0) ? q : null;
a.alpha_data_off = (r > 0) ? ext_buf_off - r : null;
a.alpha_data_size_ = r;
r = (q[ext_buf_off + 0] << 0) | (q[ext_buf_off + 1] << 8) | (q[ext_buf_off + 2] << 16);
a.layer_data_size_ = r;
a.layer_data_ = null;
a.layer_colorspace_ = q[ext_buf_off + 3]
}
a.ready_ = 1;
return 1
}
var cu = new Array(0, 1, 2, 3, 6, 4, 5, 6, 6, 6, 6, 6, 6, 6, 6, 7, 0);
var cv = new Array(173, 148, 140, 0);
var cw = new Array(176, 155, 140, 135, 0);
var cx = new Array(180, 157, 141, 134, 130, 0);
var cy = new Array(254, 254, 243, 230, 196, 177, 153, 140, 133, 130, 129, 0);
var cz = new Array(cv, cw, cx, cy);
var cA = new Array(0, 1, 4, 8, 5, 2, 3, 6, 9, 12, 13, 10, 7, 11, 14, 15);
var cB = ArrM(new Array(NUM_CTX, NUM_PROBAS), '');
function GetCoeffs(a, b, c, d, n, e) {
var p = b[cu[n]][c];
if (!VP8GetBit(a, p[0])) {
return 0
}
while (1) {
++n;
if (!VP8GetBit(a, p[1])) {
p = b[cu[n]][0]
} else {
var v, j;
if (!VP8GetBit(a, p[2])) {
p = b[cu[n]][1];
v = 1
} else {
if (!VP8GetBit(a, p[3])) {
if (!VP8GetBit(a, p[4])) {
v = 2
} else {
v = 3 + VP8GetBit(a, p[5])
}
} else {
if (!VP8GetBit(a, p[6])) {
if (!VP8GetBit(a, p[7])) {
v = 5 + VP8GetBit(a, 159)
} else {
v = 7 + 2 * VP8GetBit(a, 165);
v += VP8GetBit(a, 145)
}
} else {
var f = uint8_t;
var g = VP8GetBit(a, p[8]);
var h = VP8GetBit(a, p[9 + g]);
var k = 2 * g + h;
v = 0;
f = cz[k];
var l;
for (i = 0; i < (f.length - 1); ++i) {
v += v + VP8GetBit(a, f[i])
}
v += 3 + (8 << k)
}
}
p = b[cu[n]][2]
}
j = cA[n - 1];
e[e[e.length - 1] + j] = VP8GetSigned(a, v) * d[((j > 0) + 0)];
if (n == 16 || !VP8GetBit(a, p[0])) {
return n
}
}
if (n == 16) {
return 16
}
}
}
var cC = {
i8: Arr(4, uint8_t),
i32: uint32_t
};
var cD = new Array(new Array(0, 0, 0, 0), new Array(1, 0, 0, 0), new Array(0, 1, 0, 0), new Array(1, 1, 0, 0), new Array(0, 0, 1, 0), new Array(1, 0, 1, 0), new Array(0, 1, 1, 0), new Array(1, 1, 1, 0), new Array(0, 0, 0, 1), new Array(1, 0, 0, 1), new Array(0, 1, 0, 1), new Array(1, 1, 0, 1), new Array(0, 0, 1, 1), new Array(1, 0, 1, 1), new Array(0, 1, 1, 1), new Array(1, 1, 1, 1));
var cE = 0x08040201;
function PACK(X, S) {
return ((((X[0] * 0x1000000 + X[1] * 0x10000 + X[2] * 0x100 + X[3] * 0x1) * cE) & 0xff000000) >> (S))
}
function ParseResiduals(a, b, c) {
var d, out_l_nz, first;
var e = cB;
var q = a.dqm_[a.segment_];
var f = a.coeffs_;
var g = a.mb_info_[1 - 1];
var h = Arr(4, 0),
nz_dc = Arr(4, 0);
var i = Arr(4, 0),
lnz = Arr(4, 0);
var j = 0;
var k = 0;
var x, y, ch;
f = memset(0, 384 * sizeof(f));
if (!a.is_i4x4_) {
var m = Arr(16, 0);
var n = b.dc_nz_ + g.dc_nz_;
b.dc_nz_ = g.dc_nz_ = (GetCoeffs(c, a.proba_.coeffs_[1], n, q.y2_mat_, 0, m) > 0) + 0;
first = 1;
e = a.proba_.coeffs_[0];
VP8TransformWHT(m, f);
f[f.length - 1] = 0
} else {
first = 0;
e = a.proba_.coeffs_[3]
}
i = ArrCopy(cD[b.nz_ & 0xf]);
lnz = ArrCopy(cD[g.nz_ & 0xf]);
for (y = 0; y < 4; ++y) {
var l = lnz[y];
for (x = 0; x < 4; ++x) {
var n = l + i[x];
var o = GetCoeffs(c, e, n, q.y1_mat_, first, f);
i[x] = l = (o > 0) + 0;
nz_dc[x] = ((f[f[f.length - 1] + 0] != 0) + 0);
h[x] = (o > 1) + 0;
f[f.length - 1] += 16
}
lnz[y] = l;
k |= PACK(nz_dc, 24 - y * 4);
j |= PACK(h, 24 - y * 4)
}
d = PACK(i, 24);
out_l_nz = PACK(lnz, 24);
i = ArrCopy(cD[b.nz_ >> 4]);
lnz = ArrCopy(cD[g.nz_ >> 4]);
for (ch = 0; ch < 4; ch += 2) {
for (y = 0; y < 2; ++y) {
var l = lnz[ch + y];
for (x = 0; x < 2; ++x) {
var n = l + i[ch + x];
var o = GetCoeffs(c, a.proba_.coeffs_[2], n, q.uv_mat_, 0, f);
i[ch + x] = l = (o > 0) + 0;
nz_dc[y * 2 + x] = ((f[f[f.length - 1] + 0] != 0) + 0);
h[y * 2 + x] = (o > 1) + 0;
f[f.length - 1] += 16
}
lnz[ch + y] = l
}
k |= PACK(nz_dc, 8 - ch * 2);
j |= PACK(h, 8 - ch * 2)
}
d |= PACK(i, 20);
out_l_nz |= PACK(lnz, 20);
b.nz_ = d;
g.nz_ = out_l_nz;
a.coeffs_ = f;
a.non_zero_ac_ = j + 0;
a.non_zero_ = j | k;
b.skip_ = (!a.non_zero_) + 0
}
var cF;
function VP8DecodeMB(a, b) {
var c = a.br_;
var d = a.mb_info_[1 - 1];
var e = a.mb_info_[1 + a.mb_x_];
if (a.segment_hdr_.update_map_) {
a.segment_ = !VP8GetBit(c, a.proba_.segments_[0]) ? 0 + VP8GetBit(c, a.proba_.segments_[1]) : 2 + VP8GetBit(c, a.proba_.segments_[2])
}
e.skip_ = a.use_skip_proba_ ? VP8GetBit(c, a.skip_p_) : 0;
VP8ParseIntraMode(c, a);
if (c.eof_) {
return 0
}
if (!e.skip_) {
ParseResiduals(a, e, b)
} else {
d.nz_ = e.nz_ = 0;
if (!a.is_i4x4_) {
d.dc_nz_ = e.dc_nz_ = 0
}
a.non_zero_ = 0;
a.non_zero_ac_ = 0
}
return (!b.eof_)
}
function VP8InitScanline(a) {
var b = a.mb_info_[1 - 1];
b.nz_ = 0;
b.dc_nz_ = 0;
memset_(a.intra_l_, 0, bh, a.intra_l_.length);
a.filter_row_ = ((a.filter_type_ > 0) && (a.mb_y_ >= a.tl_mb_y_) && (a.mb_y_ <= a.br_mb_y_)) + 0
}
var cG;
function ParseFrame(a, b) {
for (a.mb_y_ = 0; a.mb_y_ < a.br_mb_y_; ++a.mb_y_) {
cG = a.parts_[a.mb_y_ & (a.num_parts_ - 1)];
VP8InitScanline(a);
for (a.mb_x_ = 0; a.mb_x_ < a.mb_w_; a.mb_x_++) {
if (!VP8DecodeMB(a, cG)) {
return VP8SetError(a, 'VP8_STATUS_NOT_ENOUGH_DATA', "Premature end-of-file encountered." + a.mb_x_ + ' ' + a.mb_y_)
}
VP8ReconstructBlock(a);
VP8StoreBlock(a)
}
if (!VP8ProcessRow(a, b)) {
return VP8SetError(a, 'VP8_STATUS_USER_ABORT', "Output aborted.")
}
}
if (a.use_threads_ && !WebPWorkerSync(a.worker_)) {
return 0
}
if (a.layer_data_size_ > 0) {
if (!VP8DecodeLayer(a)) {
return 0
}
}
return 1
}
function VP8Decode(a, b) {
var c = 0;
if (a == null) {
return 0
}
if (b == null) {
return VP8SetError(a, 'VP8_STATUS_INVALID_PARAM', "NULL VP8Io parameter in VP8Decode().")
}
if (!a.ready_) {
if (!VP8GetHeaders(a, b)) {
return 0
}
}
assert(a.ready_);
c = (VP8EnterCritical(a, b) == T);
if (c) {
if (c) c = VP8InitFrame(a, b);
if (c) c = ParseFrame(a, b);
c &= VP8ExitCritical(a, b)
}
if (!c) {
VP8Clear(a);
return 0
}
a.ready_ = 0;
return 1
}
function VP8Clear(a) {
if (a == null) {
return
}
if (a.use_threads_) {
WebPWorkerEnd(a.worker_)
}
if (a.mem_) {
a.mem_ = 0
}
a.mem_ = null;
a.mem_size_ = 0;
a.ready_ = 0
}
var cH = 16,
YUV_RANGE_MIN = -227,
YUV_RANGE_MAX = 256 + 226;
function VP8YuvToRgb(y, u, v, a, b) {
var c = cJ[v];
var d = (cK[v] + VP8kUToG[u]) >> cH;
var e = VP8kUToB[u];
a[b + 0] = cL[y + c - YUV_RANGE_MIN];
a[b + 1] = cL[y + d - YUV_RANGE_MIN];
a[b + 2] = cL[y + e - YUV_RANGE_MIN]
}
function VP8YuvToRgb565(y, u, v, a, b) {
var c = cJ[v];
var d = (cK[v] + VP8kUToG[u]) >> cH;
var e = VP8kUToB[u];
a[b + 0] = ((cL[y + c - YUV_RANGE_MIN] & 0xf8) | (cL[y + d - YUV_RANGE_MIN] >> 5));
a[b + 1] = (((cL[y + d - YUV_RANGE_MIN] << 3) & 0xe0) | (cL[y + e - YUV_RANGE_MIN] >> 3))
}
function VP8YuvToArgbKeepA(y, u, v, a, b) {
VP8YuvToRgb(y, u, v, a, b + 1)
}
function VP8YuvToArgb(y, u, v, a, b) {
a[b + 0] = 0xff;
VP8YuvToArgbKeepA(y, u, v, a, b)
}
function VP8YuvToRgba4444KeepA(y, u, v, a, b) {
var c = cJ[v];
var d = (cK[v] + VP8kUToG[u]) >> cH;
var e = VP8kUToB[u];
a[b + 0] = ((cM[y + c - YUV_RANGE_MIN] << 4) | cM[y + d - YUV_RANGE_MIN]);
a[b + 1] = ((a[b + 1] << 44) | (cM[y + e - YUV_RANGE_MIN] << 4))
}
function VP8YuvToRgba4444(y, u, v, a, b) {
a[b + 1] = 0x0f;
VP8YuvToRgba4444KeepA(y, u, v, a, b)
}
function VP8YuvToBgr(y, u, v, a, b) {
var c = cJ[v];
var d = (cK[v] + VP8kUToG[u]) >> cH;
var e = VP8kUToB[u];
a[b + 0] = cL[y + e - YUV_RANGE_MIN];
a[b + 1] = cL[y + d - YUV_RANGE_MIN];
a[b + 2] = cL[y + c - YUV_RANGE_MIN]
}
function VP8YuvToBgra(y, u, v, a, b) {
VP8YuvToBgr(y, u, v, a, b);
a[b + 3] = 0xff
}
function VP8YuvToRgba(y, u, v, a, b) {
VP8YuvToRgb(y, u, v, a, b);
a[b + 3] = 0xff
}
var cI = (1 << (cH - 1));
var cJ = Arr(256, int16_t),
VP8kUToB = Arr(256, int16_t);
var cK = Arr(256, int32_t),
VP8kUToG = Arr(256, int32_t);
var cL = Arr(YUV_RANGE_MAX - YUV_RANGE_MIN, uint8_t);
var cM = Arr(YUV_RANGE_MAX - YUV_RANGE_MIN, uint8_t);
var cN = 0;
function clip(v, a) {
return v < 0 ? 0 : v > a ? a : v
}
function VP8YUVInit(a) {
var i;
if (cN) {
return
}
for (i = 0; i < 256; ++i) {
cJ[i] = (89858 * (i - 128) + cI) >> cH;
VP8kUToG[i] = -22014 * (i - 128) + cI;
cK[i] = -45773 * (i - 128);
VP8kUToB[i] = (113618 * (i - 128) + cI) >> cH
}
for (i = YUV_RANGE_MIN; i < YUV_RANGE_MAX; ++i) {
var k = ((i - 16) * 76283 + cI) >> cH;
cL[i - YUV_RANGE_MIN] = clip(k, 255);
cM[i - YUV_RANGE_MIN] = clip((k + 8) >> 4, 15)
}
cN = 1
}
function LOAD_UV(u, v) {
return ((u) | ((v) << 16))
}
function FUNC_NAME(a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p, q, r, s) {
var x;
var t = (q - 1) >> 1;
var u = LOAD_UV(e[f + 0], g[h + 0]);
var v = LOAD_UV(i[j + 0], k[l + 0]);
if (a) {
var w = (3 * u + v + 0x00020002) >> 2;
r(a[b + 0], w & 0xff, (w >> 16), m, n)
}
if (c) {
var w = (3 * v + u + 0x00020002) >> 2;
r(c[d + 0], w & 0xff, (w >> 16), o, p)
}
for (x = 1; x <= t; ++x) {
var y = LOAD_UV(e[f + x], g[h + x]);
var z = LOAD_UV(i[j + x], k[l + x]);
var A = u + y + v + z + 0x00080008;
var B = (A + 2 * (y + v)) >> 3;
var C = (A + 2 * (u + z)) >> 3;
if (a) {
var w = (B + u) >> 1;
var D = (C + y) >> 1;
r(a[b + 2 * x - 1], w & 0xff, (w >> 16), m, n + (2 * x - 1) * s);
r(a[b + 2 * x - 0], D & 0xff, (D >> 16), m, n + (2 * x - 0) * s)
}
if (c) {
var w = (C + v) >> 1;
var D = (B + z) >> 1;
r(c[d + 2 * x - 1], w & 0xff, (w >> 16), o, p + (2 * x - 1) * s);
r(c[d + 2 * x + 0], D & 0xff, (D >> 16), o, p + (2 * x + 0) * s)
}
u = y;
v = z
}
if (!(q & 1)) {
if (a) {
var w = (3 * u + v + 0x00020002) >> 2;
r(a[b + q - 1], w & 0xff, (w >> 16), m, n + (q - 1) * s)
}
if (c) {
var w = (3 * v + u + 0x00020002) >> 2;
r(c[d + q - 1], w & 0xff, (w >> 16), o, p + (q - 1) * s)
}
}
}
function UpsampleRgbLinePair(A, a, B, b, C, c, D, d, E, e, F, f, G, g, H, h, l) {
FUNC_NAME(A, a, B, b, C, c, D, d, E, e, F, f, G, g, H, h, l, VP8YuvToRgb, 3)
}
function UpsampleBgrLinePair(A, a, B, b, C, c, D, d, E, e, F, f, G, g, H, h, l) {
FUNC_NAME(A, a, B, b, C, c, D, d, E, e, F, f, G, g, H, h, l, VP8YuvToBgr, 3)
}
function UpsampleRgbaLinePair(A, a, B, b, C, c, D, d, E, e, F, f, G, g, H, h, l) {
FUNC_NAME(A, a, B, b, C, c, D, d, E, e, F, f, G, g, H, h, l, VP8YuvToRgba, 4)
}
function UpsampleBgraLinePair(A, a, B, b, C, c, D, d, E, e, F, f, G, g, H, h, l) {
FUNC_NAME(A, a, B, b, C, c, D, d, E, e, F, f, G, g, H, h, l, VP8YuvToBgra, 4)
}
function UpsampleArgbLinePair(A, a, B, b, C, c, D, d, E, e, F, f, G, g, H, h, l) {
FUNC_NAME(A, a, B, b, C, c, D, d, E, e, F, f, G, g, H, h, l, VP8YuvToArgb, 4)
}
function UpsampleRgba4444LinePair(A, a, B, b, C, c, D, d, E, e, F, f, G, g, H, h, l) {
FUNC_NAME(A, a, B, b, C, c, D, d, E, e, F, f, G, g, H, h, l, VP8YuvToRgba4444, 2)
}
function UpsampleRgb565LinePair(A, a, B, b, C, c, D, d, E, e, F, f, G, g, H, h, l) {
FUNC_NAME(A, a, B, b, C, c, D, d, E, e, F, f, G, g, H, h, l, VP8YuvToRgb565, 2)
}
function UpsampleRgbKeepAlphaLinePair(A, a, B, b, C, c, D, d, E, e, F, f, G, g, H, h, l) {
FUNC_NAME(A, a, B, b, C, c, D, d, E, e, F, f, G, g, H, h, l, VP8YuvToRgb, 4)
}
function UpsampleBgrKeepAlphaLinePair(A, a, B, b, C, c, D, d, E, e, F, f, G, g, H, h, l) {
FUNC_NAME(A, a, B, b, C, c, D, d, E, e, F, f, G, g, H, h, l, VP8YuvToBgr, 4)
}
function UpsampleArgbKeepAlphaLinePair(A, a, B, b, C, c, D, d, E, e, F, f, G, g, H, h, l) {
FUNC_NAME(A, a, B, b, C, c, D, d, E, e, F, f, G, g, H, h, l, VP8YuvToArgbKeepA, 4)
}
function UpsampleRgba4444KeepAlphaLinePair(A, a, B, b, C, c, D, d, E, e, F, f, G, g, H, h, l) {
FUNC_NAME(A, a, B, b, C, c, D, d, E, e, F, f, G, g, H, h, l, VP8YuvToRgba4444KeepA, 2)
}
var cO = new Array(MODE_LAST);
var cP = new Array(MODE_LAST);
function InitUpsamplers(a) {
cO[O] = UpsampleRgbLinePair;
cO[MODE_RGBA] = UpsampleRgbaLinePair;
cO[MODE_BGR] = UpsampleBgrLinePair;
cO[MODE_BGRA] = UpsampleBgraLinePair;
cO[MODE_ARGB] = UpsampleArgbLinePair;
cO[MODE_RGBA_4444] = UpsampleRgba4444LinePair;
cO[MODE_RGB_565] = UpsampleRgb565LinePair;
cP[O] = UpsampleRgbLinePair;
cP[MODE_RGBA] = UpsampleRgbKeepAlphaLinePair;
cP[MODE_BGR] = UpsampleBgrLinePair;
cP[MODE_BGRA] = UpsampleBgrKeepAlphaLinePair;
cP[MODE_ARGB] = UpsampleArgbKeepAlphaLinePair;
cP[MODE_RGBA_4444] = UpsampleRgba4444KeepAlphaLinePair;
cP[MODE_RGB_565] = UpsampleRgb565LinePair
}
function FUNC_NAME_SAMPLE(a, b, c, d, u, e, v, f, g, h, j, k, l, m, n) {
var i;
for (i = 0; i < l - 1; i += 2) {
m(a[b + 0], u[e + 0], v[f + 0], g, h);
m(a[b + 1], u[e + 0], v[f + 0], g, h + n);
m(c[d + 0], u[e + 0], v[f + 0], j, k);
m(c[d + 1], u[e + 0], v[f + 0], j, k + n);
b += 2;
d += 2;
e++;
f++;
h += 2 * n;
k += 2 * n
}
if (i == l - 1) {
m(a[b + 0], u[e + 0], v[f + 0], g, h);
m(c[d + 0], u[e + 0], v[f + 0], j, k)
}
}
function SampleRgbLinePair(A, a, B, b, C, c, D, d, E, e, F, f, l) {
FUNC_NAME_SAMPLE(A, a, B, b, C, c, D, d, E, e, F, f, l, VP8YuvToRgb, 3)
}
function SampleBgrLinePair(A, a, B, b, C, c, D, d, E, e, F, f, l) {
FUNC_NAME_SAMPLE(A, a, B, b, C, c, D, d, E, e, F, f, l, VP8YuvToBgr, 3)
}
function SampleRgbaLinePair(A, a, B, b, C, c, D, d, E, e, F, f, l) {
FUNC_NAME_SAMPLE(A, a, B, b, C, c, D, d, E, e, F, f, l, VP8YuvToRgba, 4)
}
function SampleBgraLinePair(A, a, B, b, C, c, D, d, E, e, F, f, l) {
FUNC_NAME_SAMPLE(A, a, B, b, C, c, D, d, E, e, F, f, l, VP8YuvToBgra, 4)
}
function SampleArgbLinePair(A, a, B, b, C, c, D, d, E, e, F, f, l) {
FUNC_NAME_SAMPLE(A, a, B, b, C, c, D, d, E, e, F, f, l, VP8YuvToArgb, 4)
}
function SampleRgba4444LinePair(A, a, B, b, C, c, D, d, E, e, F, f, l) {
FUNC_NAME_SAMPLE(A, a, B, b, C, c, D, d, E, e, F, f, l, VP8YuvToRgba4444, 2)
}
function SampleRgb565LinePair(A, a, B, b, C, c, D, d, E, e, F, f, l) {
FUNC_NAME_SAMPLE(A, a, B, b, C, c, D, d, E, e, F, f, l, VP8YuvToRgb565, 2)
}
var cQ = new Array(SampleRgbLinePair, SampleRgbaLinePair, SampleBgrLinePair, SampleBgraLinePair, SampleArgbLinePair, SampleRgba4444LinePair, SampleRgb565LinePair);
function FUNC_NAME_YUV444(y, a, u, b, v, c, d, e, f, g, h) {
var i;
for (i = 0; i < f; ++i) g(y[a + i], u[b + i], v[c + i], d[e + i * h], 0)
}
function Yuv444ToRgb(A, a, B, b, C, c, D, d, l) {
FUNC_NAME_YUV444(A, a, B, b, C, c, D, d, l, VP8YuvToRgb, 3)
}
function Yuv444ToBgr(A, a, B, b, C, c, D, d, l) {
FUNC_NAME_YUV444(A, a, B, b, C, c, D, d, l, VP8YuvToBgr, 3)
}
function Yuv444ToRgba(A, a, B, b, C, c, D, d, l) {
FUNC_NAME_YUV444(A, a, B, b, C, c, D, d, l, VP8YuvToRgba, 4)
}
function Yuv444ToBgra(A, a, B, b, C, c, D, d, l) {
FUNC_NAME_YUV444(A, a, B, b, C, c, D, d, l, VP8YuvToBgra, 4)
}
function Yuv444ToArgb(A, a, B, b, C, c, D, d, l) {
FUNC_NAME_YUV444(A, a, B, b, C, c, D, d, l, VP8YuvToArgb, 4)
}
function Yuv444ToRgba4444(A, a, B, b, C, c, D, d, l) {
FUNC_NAME_YUV444(A, a, B, b, C, c, D, d, l, VP8YuvToRgba4444, 2)
}
function Yuv444ToRgb565(A, a, B, b, C, c, D, d, l) {
FUNC_NAME_YUV444(A, a, B, b, C, c, D, d, l, VP8YuvToRgb565, 2)
}
var cR = new Array(Yuv444ToRgb, Yuv444ToRgba, Yuv444ToBgr, Yuv444ToBgra, Yuv444ToArgb, Yuv444ToRgba4444, Yuv444ToRgb565);
function EmitYUV(a, p) {
var b = p.output;
var c = b.u.YUVA;
var d = c.y;
var e = c.y_off + a.mb_y * c.y_stride;
var f = c.u;
var g = c.u_off + (a.mb_y >> 1) * c.u_stride;
var h = c.v;
var i = c.v_off + (a.mb_y >> 1) * c.v_stride;
var k = a.mb_w;
var l = a.mb_h;
var m = parseInt((k + 1) / 2);
var j;
for (j = 0; j < l; ++j) {
memcpy(d, e + j * c.y_stride, a.y, a.y_off + j * a.y_stride, k)
}
for (j = 0; j < (l + 1) / 2; ++j) {
memcpy(f, g + j * c.u_stride, a.u, a.u_off + j * a.uv_stride, m);
memcpy(h, i + j * c.v_stride, a.v, a.v_off + j * a.uv_stride, m)
}
return a.mb_h
}
function EmitSampledRGB(a, p) {
var b = p.output;
var c = b.u.RGBA;
var d = c.rgba;
var e = c.rgba_off + a.mb_y * c.stride;
var f = a.y;
var g = a.y_off;
var h = a.u;
var i = a.u_off;
var k = a.v;
var l = a.v_off;
var m = cQ[b.colorspace];
var n = a.mb_w;
var o = a.mb_h - 1;
var j;
for (j = 0; j < o; j += 2) {
m(f, g, f, g + a.y_stride, h, i, k, l, d, e, d, e + c.stride, n);
g += 2 * a.y_stride;
i += a.uv_stride;
l += a.uv_stride;
e += 2 * c.stride
}
if (j == o) {
m(f, g, f, g, h, i, k, l, d, e, d, e, n)
}
return a.mb_h
}
function EmitFancyRGB(a, p) {
var b = a.mb_h;
var c = p.output.u.RGBA;
var d = c.rgba;
var e = c.rgba_off + a.mb_y * c.stride;
var f = a.a ? cP[p.output.colorspace] : cO[p.output.colorspace];
var g = a.y;
var h = a.y_off;
var i = a.u;
var j = a.u_off;
var k = a.v;
var l = a.v_off;
var m = p.tmp_u;
var n = p.tmp_u_off;
var o = p.tmp_v;
var q = p.tmp_v_off;
var y = a.mb_y;
var r = a.mb_y + a.mb_h;
var s = a.mb_w;
var t = parseInt((s + 1) / 2);
if (y == 0) {
f(null, null, g, h, i, j, k, l, i, j, k, l, null, null, d, e, s)
} else {
f(p.tmp_y, p.tmp_y_off, g, h, m, n, o, q, i, j, k, l, d, e - c.stride, d, e, s);
b++
}
for (; y + 2 < r; y += 2) {
m = i;
n = j;
o = k;
q = l;
j += a.uv_stride;
l += a.uv_stride;
e += 2 * c.stride;
h += 2 * a.y_stride;
f(g, h - a.y_stride, g, h, m, n, o, q, i, j, k, l, d, e - c.stride, d, e, s)
}
h += a.y_stride;
if (a.crop_top + r < a.crop_bottom) {
memcpy(p.tmp_y, p.tmp_y_off, g, h, s * sizeof(p.tmp_y));
memcpy(p.tmp_u, p.tmp_u_off, i, j, t * sizeof(p.tmp_u));
memcpy(p.tmp_v, p.tmp_v_off, k, l, t * sizeof(p.tmp_v));
b--
} else {
if (!(r & 1)) {
f(g, h, null, null, i, j, k, l, i, j, k, l, d, e + c.stride, null, null, s)
}
}
return b
}
function EmitAlphaYUV(a, p) {
var b = a.mb_w;
var c = a.mb_h;
var j;
var d = p.output.u.YUVA;
var e = d.a;
var f = d.a_off + a.mb_y * d.a_stride;
var g = a.a;
var h = a.a_off;
if (g != null) {
for (j = 0; j < c; ++j) {
memcpy(e, f, g, h, b * sizeof(e));
h += a.width;
f += d.a_stride
}
}
return 0
}
function EmitAlphaRGB(a, p) {
var b = p.output.colorspace;
var c = b == MODE_ARGB ? 0 : (b == MODE_RGBA_4444 ? 1 : 3);
var d = b == MODE_RGBA_4444 ? 2 : 4;
var e = a.mb_w;
var f = a.mb_h;
var i, j;
var g = p.output.u.RGBA;
var h = g.rgba;
var k = g.rgba_off + a.mb_y * g.stride;
var l = a.a;
var m = a.a_off;
if (l != null) {
for (j = 0; j < f; ++j) {
for (i = 0; i < e; ++i) {
h[k + d * i + c] = l[m + i]
}
m += a.width;
k += g.stride
}
}
return 0
}
var cS = 30;
function MULT(x, y) {
return (((x) * (y) + (1 << (cS - 1))) >> cS)
}
function InitRescaler(a, b, c, d, e, f, g, h, i, j, k, l, m, n) {
a.x_expand = (b < f) + 0;
a.src_width = b;
a.src_height = c;
a.dst_width = f;
a.dst_height = g;
a.dst = d;
a.dst_off = e;
a.dst_stride = h;
a.x_add = a.x_expand ? (j - 1) : i - j;
a.x_sub = a.x_expand ? (i - 1) : j;
a.y_accum = k;
a.y_add = k;
a.y_sub = l;
a.fx_scale = parseInt((1 << cS) / j);
a.fy_scale = parseInt((1 << cS) / l);
a.fxy_scale = a.x_expand ? parseInt(int64BitLeft(g, cS)) / (j * c) : parseInt(int64BitLeft(g, cS)) / (i * c);
a.irow = m;
a.irow_off = 0 * 4;
a.frow = m;
a.frow_off = n + f * 4
}
function ImportRow(a, b, c) {
var d = 0;
var e = int;
var f = 0;
if (!c.x_expand) {
var g = 0;
for (e = 0; e < c.dst_width; ++e) {
f += c.x_add;
for (; f > 0; f -= c.x_sub) {
g += a[b + (d++)]
} {
var h = a[b + (d++)];
var i = h * (-f);
write32BitIn4Bytes(c.frow, c.frow_off + e * 4, ((g + h) * c.x_sub - i));
g = MULT(i, c.fx_scale)
}
}
} else {
var j = a[b + 0],
right = a[b + 0];
for (e = 0; e < c.dst_width; ++e) {
if (f < 0) {
j = right;
right = a[b + (++d)];
f += c.x_add
}
write32BitIn4Bytes(c.frow, c.frow_off + e * 4, (right * c.x_add + (j - right) * f));
f -= c.x_sub
}
}
for (e = 0; e < c.dst_width; ++e) {
write32BitIn4Bytes(c.irow, c.irow_off + e * 4, (write4BytesIn32Bit(c.frow, c.frow_off + e * 4) + write4BytesIn32Bit(c.irow, c.irow_off + e * 4)))
}
}
function ExportRow(a) {
var b = int;
var c = a.fy_scale * (-a.y_accum);
assert(a.y_accum <= 0);
for (b = 0; b < a.dst_width; ++b) {
var d = MULT(write4BytesIn32Bit(a.frow, a.frow_off + b * 4), c);
var v = MULT(write4BytesIn32Bit(a.irow, a.irow_off + b * 4) - d, a.fxy_scale);
a.dst[a.dst_off + b] = (!(v & ~0xff)) ? v : (v < 0) ? 0 : 255;
write32BitIn4Bytes(a.irow, a.irow_off + b * 4, d)
}
a.y_accum += a.y_add;
a.dst_off += a.dst_stride
}
function Rescale(a, b, c, d, e) {
var f = 0;
while (d-- > 0) {
ImportRow(a, e);
b += c;
e.y_accum -= e.y_sub;
while (e.y_accum <= 0) {
ExportRow(e);
f++
}
}
return f
}
function EmitRescaledYUV(a, p) {
var b = a.mb_h;
var c = (b + 1) >> 1;
var d = Rescale(a.y, a.y_off, a.y_stride, b, p.scaler_y);
Rescale(a.u, a.u_off, a.uv_stride, c, p.scaler_u);
Rescale(a.v, a.v_off, a.uv_stride, c, p.scaler_v);
return d
}
function EmitRescaledAlphaYUV(a, p) {
if (a.a != null) {
Rescale(a.a, a.a_off, a.width, a.mb_h, p.scaler_a)
}
return 0
}
function IsAlphaMode(a) {
return (a == MODE_RGBA || a == MODE_BGRA || a == MODE_ARGB || a == MODE_RGBA_4444 || a == MODE_YUVA)
}
function InitYUVRescaler(a, p) {
var b = IsAlphaMode(p.output.colorspace);
var c = p.output.u.YUVA;
var d = a.scaled_width;
var e = a.scaled_height;
var f = (d + 1) >> 1;
var g = (e + 1) >> 1;
var h = (a.mb_w + 1) >> 1;
var i = (a.mb_h + 1) >> 1;
var j = 2 * d;
var k = 2 * f;
var l = size_t;
var m = int32_t;
var n = 0;
l = j + 2 * k;
if (b) {
l += j
}
p.memory = malloc(l * sizeof(m) * 4, 0);
if (p.memory == null) {
return 0
}
m = p.memory;
n = 0;
InitRescaler(p.scaler_y, a.mb_w, a.mb_h, c.y, c.y_off, d, e, c.y_stride, a.mb_w, d, a.mb_h, e, m, n);
InitRescaler(p.scaler_u, h, i, c.u, c.u_off, f, g, c.u_stride, h, f, i, g, m, n + j);
InitRescaler(p.scaler_v, h, i, c.v, c.v_off, f, g, c.v_stride, h, f, i, g, m, n + j + k);
p.emit = EmitRescaledYUV;
if (b) {
InitRescaler(p.scaler_a, a.mb_w, a.mb_h, c.a, c.a_off, d, e, c.a_stride, a.mb_w, d, a.mb_h, e, m, n + j + 2 * k);
p.emit_alpha = EmitRescaledAlphaYUV
}
return 1
}
function Import(a, b, c, d, e) {
var f = 0;
while (f < d && e.y_accum > 0) {
ImportRow(a, b, e);
b += c;
++f;
e.y_accum -= e.y_sub
}
return f
}
function ExportRGB(p, a) {
var b = cR[p.output.colorspace];
var c = p.output.u.RGBA;
var d = c.rgba;
var e = c.rgba_off + (p.last_y + a) * c.stride;
var f = 0;
while (p.scaler_y.y_accum <= 0 && p.scaler_u.y_accum <= 0) {
assert(p.last_y + a + f < p.output.height);
assert(p.scaler_u.y_accum == p.scaler_v.y_accum);
ExportRow(p.scaler_y);
ExportRow(p.scaler_u);
ExportRow(p.scaler_v);
b(p.scaler_y.dst, p.scaler_y.dst_off, p.scaler_u.dst, p.scaler_u.dst_off, p.scaler_v.dst, p.scaler_v.dst_off, d, e, p.scaler_y.dst_width);
e += c.stride;
f++
}
return f
}
function EmitRescaledRGB(a, p) {
var b = a.mb_h;
var c = (b + 1) >> 1;
var j = 0,
uv_j = 0;
var d = 0;
while (j < b) {
var e = Import(a.y, a.y_off + j * a.y_stride, a.y_stride, b - j, p.scaler_y);
var f = Import(a.u, a.u_off + uv_j * a.uv_stride, a.uv_stride, c - uv_j, p.scaler_u);
var g = Import(a.v, a.v_off + uv_j * a.uv_stride, a.uv_stride, c - uv_j, p.scaler_v);
assert(f == g);
j += e;
uv_j += f;
d += ExportRGB(p, d)
}
return d
}
function ExportAlpha(p, a) {
var b = p.output.u.RGBA;
var c = b.rgba;
var d = b.rgba_off + (p.last_y + a) * b.stride;
var e = 0;
while (p.scaler_a.y_accum <= 0) {
var i;
assert(p.last_y + a + e < p.output.height);
ExportRow(p.scaler_a);
for (i = 0; i < p.scaler_a.dst_width; ++i) {
c[d + 4 * i + 3] = p.scaler_a.dst[p.scaler_a.dst_off + i]
}
d += b.stride;
e++
}
return e
}
function EmitRescaledAlphaRGB(a, p) {
if (a.a != null) {
var j = 0,
pos = 0;
while (j < a.mb_h) {
j += Import(a.a, a.a_off + j * a.width, a.width, a.mb_h - j, p.scaler_a);
pos += ExportAlpha(p, pos)
}
}
return 0
}
function InitRGBRescaler(a, p) {
var b = IsAlphaMode(p.output.colorspace);
var c = a.scaled_width;
var d = a.scaled_height;
var e = (a.mb_w + 1) >> 1;
var f = (a.mb_h + 1) >> 1;
var g = 2 * c;
var h = int32_t;
var i = 0;
var j = uint8_t;
var k = 0;
var l = size_t,
tmp_size2 = size_t;
l = 3 * g;
tmp_size2 = 3 * c;
if (b) {
l += g;
tmp_size2 += c
}
p.memory = malloc(l * sizeof(h) * 4 + tmp_size2 * sizeof(j) * 1, 0);
p.memory_off = 0;
if (p.memory == null) {
slert('memory error');
return 0
}
h = p.memory;
i = p.memory_off;
j = h;
k = i + l * 1;
InitRescaler(p.scaler_y, a.mb_w, a.mb_h, j, k + 0 * c * 1, c, d, 0, a.mb_w, c, a.mb_h, d, h, i + 0 * g * 4);
InitRescaler(p.scaler_u, e, f, j, k + 1 * c * 1, c, d, 0, a.mb_w, 2 * c, a.mb_h, 2 * d, h, i + 1 * g * 4);
InitRescaler(p.scaler_v, e, f, j, k + 2 * c * 1, c, d, 0, a.mb_w, 2 * c, a.mb_h, 2 * d, h, i + 2 * g * 4);
p.emit = EmitRescaledRGB;
if (b) {
InitRescaler(p.scaler_a, a.mb_w, a.mb_h, j, k + 3 * c * 1, c, d, 0, a.mb_w, c, a.mb_h, d, h, i + 3 * g * 4);
p.emit_alpha = EmitRescaledAlphaRGB
}
return 1
}
function InitFromOptions(a, b) {
var W = b.width;
var H = b.height;
var x = 0,
y = 0,
w = W,
h = H;
b.use_cropping = (a != null) && (a.use_cropping > 0);
if (b.use_cropping) {
w = a.crop_width;
h = a.crop_height;
x = a.crop_left & ~1;
y = a.crop_top & ~1;
if (x < 0 || y < 0 || w <= 0 || h <= 0 || x + w > W || y + h > H) {
return 0
}
}
b.crop_left = x;
b.crop_top = y;
b.crop_right = x + w;
b.crop_bottom = y + h;
b.mb_w = w;
b.mb_h = h;
b.use_scaling = ((a != null) && (a.use_scaling > 0)) + 0;
if (b.use_scaling) {
if (a.scaled_width <= 0 || a.scaled_height <= 0) {
return 0
}
b.scaled_width = a.scaled_width;
b.scaled_height = a.scaled_height
}
b.bypass_filtering = a && a.bypass_filtering;
b.fancy_upsampling = ((a == null) || (!a.no_fancy_upsampling)) + 0;
if (b.use_scaling) {
b.bypass_filtering = (b.scaled_width < parseInt(W * 3 / 4)) + 0 && (b.scaled_height < parseInt(H * 3 / 4)) + 0;
b.fancy_upsampling = 0
}
return 1
}
function CustomSetup(a) {
var p = a.opaque;
var b = (p.output.colorspace < MODE_YUV);
p.memory = null;
p.emit = null;
p.emit_alpha = null;
if (!InitFromOptions(p.options_, a)) {
return 0
}
if (a.use_scaling) {
var c = b ? InitRGBRescaler(a, p) : InitYUVRescaler(a, p);
if (!c) {
alert('memory error #1');
return 0
}
} else {
if (b) {
p.emit = EmitSampledRGB;
if (a.fancy_upsampling) {
var d = (a.mb_w + 1) >> 1;
p.memory = malloc(a.mb_w + 2 * d, 205);
if (p.memory == null) {
alert('memory error #2');
return 0
}
p.tmp_y = p.memory;
p.tmp_y_off = 0;
p.tmp_u = p.tmp_y;
p.tmp_u_off = p.tmp_y_off + a.mb_w;
p.tmp_v = p.tmp_u;
p.tmp_v_off = p.tmp_u_off + d;
p.emit = EmitFancyRGB;
InitUpsamplers()
}
} else {
p.emit = EmitYUV
}
if (IsAlphaMode(p.output.colorspace)) {
p.emit_alpha = b ? EmitAlphaRGB : EmitAlphaYUV
}
}
if (b) {
VP8YUVInit()
}
return 1
}
function CustomPut(a) {
var p = a.opaque;
var b = a.mb_w;
var c = a.mb_h;
var d;
assert(!(a.mb_y & 1));
if (b <= 0 || c <= 0) {
return 0
}
d = p.emit(a, p);
p.last_y += d;
if (p.emit_alpha) {
p.emit_alpha(a, p)
}
return 1
}
function CustomTeardown(a) {
var p = a.opaque;
p.memory = '';
p.memory = null
}
function WebPInitCustomIo(b, c) {
c.put = function(a) {
return CustomPut(a)
};
c.setup = function(a) {
return CustomSetup(a)
};
c.teardown = function(a) {
return CustomTeardown(a)
};
c.opaque = b
}
var co = 12;
var cT = 10;
var cU = 4096;
var cV = 4096;
var cW = 0,
STATE_PARTS0 = 1,
STATE_DATA = 2,
STATE_DONE = 3,
STATE_ERROR = 4;
var cX = 0,
MEM_MODE_APPEND = 1,
MEM_MODE_MAP = 2;
var cY = {
mode_: 'MemBufferMode',
start_: uint32_t,
end_: uint32_t,
buf_size_: size_t,
buf_: uint8_t,
buf_off: 0,
part0_size_: size_t,
part0_buf_: uint8_t,
part0_buf_off: 0
};
var cZ = {
state_: "DecState",
params_: newObjectIt(ba),
dec_: newObjectIt(bz),
io_: newObjectIt(Y),
mem_: newObjectIt(cY),
output_: newObjectIt(R)
};
var da = {
left_: newObjectIt(bw),
info_: newObjectIt(bw),
intra_t_: Arr(4, uint8_t),
intra_l_: Arr(4, uint8_t),
br_: newObjectIt(bb),
token_br_: newObjectIt(bb)
};
function MemDataSize(a) {
return (a.end_ - a.start_)
}
function AppendToMemBuffer(a, b, c) {
var d = a.mem_;
var e = a.dec_;
var f = e.num_parts_ - 1;
assert(d.mode_ == MEM_MODE_APPEND);
if (d.end_ + c > d.buf_size_) {
var p;
var g = null;
var h = 0;
var i = parseInt((MemDataSize(d) + c + cU - 1) / cU);
var j = i * cU;
var k = d.buf_;
var l = d.buf_off + d.start_;
var g = malloc(j - 1, 205);
var h = 0;
if (!g) return 0;
memcpy(g, h, k, l, MemDataSize(d));
for (p = 0; p <= f; ++p) {
if (e.parts_[p].buf_off != null) {
e.parts_[p].buf_ = g;
e.parts_[p].buf_off = h + ((e.parts_[p].buf_off) - l);
e.parts_[p].buf_end_ = h + ((e.parts_[p].buf_end_) - l)
}
}
d.buf_ = '';
d.buf_ = g;
d.buf_off = h;
d.buf_size_ = j;
d.end_ = MemDataSize(d);
d.start_ = 0
}
memcpy(d.buf_, d.buf_off + d.end_, b, 0, c);
d.end_ += c;
assert(d.end_ <= d.buf_size_);
if (f >= 0) {
e.parts_[f].buf_end_ = d.buf_off + d.end_
}
a.io_.data = d.buf_;
a.io_.data_off = d.buf_off;
a.io_.data_size = MemDataSize(d);
return 1
}
function RemapMemBuffer(a, b, c, d) {
var p;
var e = a.mem_;
var f = a.dec_;
var g = f.num_parts_ - 1;
var h = e.buf_;
var i = e.buf_off;
assert(e.mode_ == MEM_MODE_MAP);
if (d < e.buf_size_) {
alert('we cannot remap to a shorter buffer!');
return 0
}
for (p = 0; p <= g; ++p) {
if (f.parts_[p].buf_off != null) {
f.parts_[p].buf_ = b;
f.parts_[p].buf_off = c + ((f.parts_[p].buf_off) - i);
f.parts_[p].buf_end_ = c + ((f.parts_[p].buf_end_) - i)
}
}
if (g >= 0) {
f.parts_[g].buf_end_ = c + d
}
if (f.br_.buf_) {
f.br_.buf_ = b;
f.br_.buf_off = c + ((f.br_.buf_off) - i);
f.br_.buf_end_ = c + ((f.br_.buf_end_) - i)
}
e.buf_ = b;
e.buf_off = c;
e.end_ = e.buf_size_ = d;
a.io_.data = b;
a.io_.data_off = c;
a.io_.data_size = d;
return 1
}
function InitMemBuffer(a) {
a.mode_ = cX;
a.buf_ = 0;
a.buf_size_ = 0;
a.part0_buf_ = 0;
a.part0_size_ = 0
}
function ClearMemBuffer(a) {
assert(a);
if (a.mode_ == MEM_MODE_APPEND) {
a.buf_ = '';
a.buf_off = 0;
a.part0_buf_ = '';
a.part0_buf_off = ''
}
}
function CheckMemBufferMode(a, b) {
if (a.mode_ == cX) {
a.mode_ = b
} else if (a.mode_ != b) {
alert('we mixed the modes => error');
return 0
}
assert(a.mode_ == b);
return 1
}
function SaveContext(a, b, c) {
var d = a.br_;
var e = a.mb_info_[1 - 1];
var f = a.mb_info_[1 + a.mb_x_];
c.left_ = newObjectIt(e);
c.info_ = newObjectIt(f);
c.br_ = newObjectIt(d);
c.token_br_ = newObjectIt(b);
memcpy(c.intra_t_, 0, a.intra_t_, +4 * a.mb_x_, 4);
memcpy(c.intra_l_, 0, a.intra_l_, 0, 4)
}
function RestoreContext(a, b, c) {
var d = b.br_;
var e = b.mb_info_[1 - 1];
var f = b.mb_info_[1 + b.mb_x_];
e.dc_nz_ = a.left_.dc_nz_;
e.f_ilevel_ = a.left_.f_ilevel_;
e.f_inner_ = a.left_.f_inner_;
e.f_level_ = a.left_.f_level_;
e.nz_ = a.left_.nz_;
e.skip_ = a.left_.skip_;
f.dc_nz_ = a.info_.dc_nz_;
f.f_ilevel_ = a.info_.f_ilevel_;
f.f_inner_ = a.info_.f_inner_;
f.f_level_ = a.info_.f_level_;
f.nz_ = a.info_.nz_;
f.skip_ = a.info_.skip_;
b.br_.buf_end_ = a.br_.buf_end_;
b.br_.buf_off = a.br_.buf_off;
b.br_.eof_ = a.br_.eof_;
b.br_.missing_ = a.br_.missing_;
b.br_.range_ = a.br_.range_;
b.br_.value_ = a.br_.value_;
c.buf_end_ = (a.token_br_.buf_end_);
c.buf_off = (a.token_br_.buf_off);
c.eof_ = (a.token_br_.eof_);
c.missing_ = (a.token_br_.missing_);
c.range_ = (a.token_br_.range_);
c.value_ = (a.token_br_.value_);
memcpy(b.intra_t_, +4 * b.mb_x_, a.intra_t_, 0, 4);
memcpy(b.intra_l_, 0, a.intra_l_, 0, 4)
}
function IDecError(a, b) {
if (a.state_ == STATE_DATA) {
var c = a.io_;
if (c.teardown) {
c.teardown(c)
}
}
a.state_ = STATE_ERROR;
return b
}
function DecodeHeader(a) {
var b = uint32_t,
bits = uint32_t;
var c = a.mem_.buf_;
var d = {
value: (a.mem_.buf_off + a.mem_.start_)
};
var e = {
value: MemDataSize(a.mem_)
};
var f = {
value: uint32_t
};
var g = {
value: uint32_t
};
var h = {
value: 0
};
var i = {
value: 0
};
if (e.value < co) {
return VP8_STATUS_SUSPENDED
}
if (!WebPCheckAndSkipRIFFHeader(c, d, e, g)) {
return IDecError(a, VP8_STATUS_BITSTREAM_ERROR)
}
if (!VP8XGetInfo(c, d, e, h, null, null, null)) {
return IDecError(a, VP8_STATUS_BITSTREAM_ERROR)
}
if (h.value == -1) {
return VP8_STATUS_SUSPENDED
}
if (!VP8CheckAndSkipHeader(c, d, e, i, f, g)) {
return IDecError(a, VP8_STATUS_BITSTREAM_ERROR)
}
if ((i.value == -1) && (f.value == 0)) {
return VP8_STATUS_SUSPENDED
}
if (e.value < cT) {
return VP8_STATUS_SUSPENDED
}
if (!VP8GetInfo(c, d, e, f, null, null, null)) {
return IDecError(a, VP8_STATUS_BITSTREAM_ERROR)
}
e = e.value;
d = d.value;
b = a.mem_.end_ - e;
bits = c[d + 0] | (c[d + 1] << 8) | (c[d + 2] << 16);
a.mem_.part0_size_ = (bits >> 5) + cT;
a.mem_.start_ += b;
assert(a.mem_.start_ <= a.mem_.end_);
a.io_.data_size -= b;
a.io_.data = c;
a.io_.data_off = d;
a.state_ = STATE_PARTS0;
return T
}
function CopyParts0Data(a) {
var b = a.dec_.br_;
var c = b.buf_end_ - b.buf_off;
var d = a.mem_;
assert(c > 0);
assert(c <= d.part0_size_);
if (d.mode_ == MEM_MODE_APPEND) {
var e = malloc(c, uint8_t);
var f = 0;
if (!e) {
return 0
}
memcpy(e, f, b.buf_, b.buf_off, c);
d.part0_buf_ = e;
d.part0_buf_off = f;
d.start_ += c;
b.buf_ = e;
b.buf_off = f;
b.buf_end_ = f + c
} else {}
return 1
}
function DecodePartition0(a) {
var b = a.dec_;
var c = a.io_;
var d = a.params_;
var e = d.output;
if (MemDataSize(a.mem_) < a.mem_.part0_size_) {
return VP8_STATUS_SUSPENDED
}
if (!VP8GetHeaders(b, c)) {
var f = b.status_;
if (f == VP8_STATUS_SUSPENDED || f == VP8_STATUS_NOT_ENOUGH_DATA) {
return VP8_STATUS_SUSPENDED
}
return IDecError(a, f)
}
b.status_ = WebPAllocateDecBuffer(c.width, c.height, d.options_, e);
if (b.status_ != T) {
return IDecError(a, b.status_)
}
if (!CopyParts0Data(a)) {
return IDecError(a, VP8_STATUS_OUT_OF_MEMORY)
}
if (VP8EnterCritical(b, c) != T) {
return IDecError(a, b.status_)
}
a.state_ = STATE_DATA;
if (!VP8InitFrame(b, c)) {
return IDecError(a, b.status_)
}
return T
}
function DecodeRemaining(a) {
var b = newObjectIt(bb);
var c = a.dec_;
var d = a.io_;
assert(c.ready_);
b = c.br_;
for (; c.mb_y_ < c.mb_h_; ++c.mb_y_) {
var e = c.parts_[c.mb_y_ & (c.num_parts_ - 1)];
if (c.mb_x_ == 0) {
VP8InitScanline(c)
}
for (; c.mb_x_ < c.mb_w_; c.mb_x_++) {
var f = (da);
SaveContext(c, e, f);
if (!VP8DecodeMB(c, e)) {
RestoreContext(f, c, e);
if (c.num_parts_ == 1 && MemDataSize(a.mem_) > cV) {
return IDecError(a, VP8_STATUS_BITSTREAM_ERROR)
}
return VP8_STATUS_SUSPENDED
}
VP8ReconstructBlock(c);
VP8StoreBlock(c);
if (c.num_parts_ == 1) {
a.mem_.start_ = e.buf_off - a.mem_.buf_off;
assert(a.mem_.start_ <= a.mem_.end_)
}
}
if (!VP8ProcessRow(c, d)) {
return IDecError(a, VP8_STATUS_USER_ABORT)
}
c.mb_x_ = 0
}
if (!VP8ExitCritical(c, d)) {
return IDecError(a, VP8_STATUS_USER_ABORT)
}
c.ready_ = 0;
a.state_ = STATE_DONE;
return T
}
function IDecode(a) {
var b = VP8_STATUS_SUSPENDED;
assert(a.dec_);
if (a.state_ == cW) {
b = DecodeHeader(a)
}
if (a.state_ == STATE_PARTS0) {
b = DecodePartition0(a)
}
if (a.state_ == STATE_DATA) {
b = DecodeRemaining(a)
}
return b
}
function WebPINewDecoder(a) {
var b = newObjectIt(cZ);
if (b == null) {
return null
}
b.dec_ = VP8New();
if (b.dec_ == null) {
b = '';
return null
}
b.state_ = cW;
InitMemBuffer(b.mem_);
WebPInitDecBuffer(b.output_);
VP8InitIo(b.io_);
WebPResetDecParams(b.params_);
b.params_.output = a ? a : b.output_;
WebPInitCustomIo(b.params_, b.io_);
b.dec_.use_threads_ = 0;
return b
}
this.WebPIDecode = function(a, b, c) {
var d = newObjectIt(cZ);
if (a != null && b > 0 && c != null) {
if (this.WebPGetFeatures(a, b, c.input) != T) {
return null
}
}
d = WebPINewDecoder(c ? c.output : null);
if (!d) {
return null
}
if (c != null) {
d.params_.options_ = c.options_
}
return d
};
this.WebPIDelete = function(a) {
if (!a) return;
VP8Delete(a.dec_);
ClearMemBuffer(a.mem_);
this.WebPFreeDecBuffer(a.output_);
a = ''
};
this.WebPINew = function(a) {
a = a == 'MODE_RGB' ? O : a;
a = a == 'MODE_RGBA' ? MODE_RGBA : a;
a = a == 'MODE_BGR' ? MODE_BGR : a;
a = a == 'MODE_BGRA' ? MODE_BGRA : a;
a = a == 'MODE_YUV' ? MODE_YUV : a;
var b = WebPINewDecoder(null);
if (!b) return null;
b.output_.colorspace = a;
return b
};
this.WebPINewRGB = function(a, b, c, d) {
var e = newObjectIt(cZ);
if (a >= MODE_YUV) return null;
e = WebPINewDecoder(null);
if (e) return null;
e.output_.colorspace = a;
e.output_.is_external_memory = 1;
e.output_.u.RGBA.rgba = b;
e.output_.u.RGBA.stride = d;
e.output_.u.RGBA.size = c;
return e
};
this.WebPINewYUV = function(a, b, c, d, u, e, f, g, v, h, i, j) {
var k = WebPINewDecoder(null);
if (k) return null;
k.output_.colorspace = MODE_YUV;
k.output_.is_external_memory = 1;
k.output_.u.YUVA.y = a;
k.output_.u.YUVA.y = b;
k.output_.u.YUVA.y_stride = d;
k.output_.u.YUVA.y_size = c;
k.output_.u.YUVA.u = u;
k.output_.u.YUVA.u = e;
k.output_.u.YUVA.u_stride = g;
k.output_.u.YUVA.u_size = f;
k.output_.u.YUVA.v = v;
k.output_.u.YUVA.v = h;
k.output_.u.YUVA.v_stride = j;
k.output_.u.YUVA.v_size = i;
return k
};
function IDecCheckStatus(a) {
assert(a);
if (a.dec_ == null) {
return VP8_STATUS_USER_ABORT
}
if (a.state_ == STATE_ERROR) {
return VP8_STATUS_BITSTREAM_ERROR
}
if (a.state_ == STATE_DONE) {
return T
}
return VP8_STATUS_SUSPENDED
}
this.WebPIAppend = function(a, b, c) {
var d = 0;
if (a == null || b == null) {
return VP8_STATUS_INVALID_PARAM
}
d = IDecCheckStatus(a);
if (d != VP8_STATUS_SUSPENDED) {
return d
}
if (!CheckMemBufferMode(a.mem_, MEM_MODE_APPEND)) {
return VP8_STATUS_INVALID_PARAM
}
if (!AppendToMemBuffer(a, b, c)) {
return VP8_STATUS_OUT_OF_MEMORY
}
return IDecode(a)
};
this.WebPIUpdate = function(a, b, c) {
var d = 0;
if (a == null || b == null) {
return VP8_STATUS_INVALID_PARAM
}
d = IDecCheckStatus(a);
if (d != VP8_STATUS_SUSPENDED) {
return d
}
if (!CheckMemBufferMode(a.mem_, MEM_MODE_MAP)) {
return VP8_STATUS_INVALID_PARAM
}
if (!RemapMemBuffer(a, b, 0, c)) {
return VP8_STATUS_INVALID_PARAM
}
return IDecode(a)
};
function GetOutputBuffer(a) {
if (!a || !a.dec_ || a.state_ <= STATE_PARTS0) {
return null
}
return a.params_.output
}
this.WebPIDecodedArea = function(a, b, c, d, e) {
var f = GetOutputBuffer(a);
if (b) b.value = 0;
if (c) c.value = 0;
if (f) {
if (d) d.value = f.width;
if (e) e.value = a.params_.last_y
} else {
if (d) d.value = 0;
if (e) e.value = 0
}
return f
};
this.WebPIDecGetRGB = function(a, b, c, d, e) {
var f = GetOutputBuffer(a);
if (!f) return null;
if (f.colorspace >= MODE_YUV) {
return null
}
if (typeof b.value !== "undefined") b.value = a.params_.last_y;
if (typeof c.value !== "undefined") c.value = f.width;
if (typeof d.value !== "undefined") d.value = f.height;
if (typeof e.value !== "undefined") e.value = f.u.RGBA.stride;
return f.u.RGBA.rgba
};
this.WebPIDecGetYUV = function(a, b, u, v, c, d, e, f) {
var g = GetOutputBuffer(a);
if (!g) return null;
if (g.colorspace < MODE_YUV) {
return null
}
if (typeof b.value !== "undefined") b.value = g.u.YUVA.u;
if (typeof u.value !== "undefined") u.value = g.u.YUVA.u;
if (typeof v.value !== "undefined") v.value = g.u.YUVA.v;
if (typeof c.value !== "undefined") c.value = g.width;
if (typeof d.value !== "undefined") d.value = g.height;
if (typeof e.value !== "undefined") e.value = g.u.YUVA.y_stride;
if (typeof f.value !== "undefined") f.value = g.u.YUVA.u_stride;
return g.u.YUVA.y
};
function WebPISetIOHooks(a, b, c, d, e) {
if (!a || !a.dec_ || a.state_ > cW) {
return 0
}
a.io_.put = b;
a.io_.setup = c;
a.io_.teardown = d;
a.io_.opaque = e;
return 1
}
var co = 12;
function WebPCheckAndSkipRIFFHeader(a, b, c, d) {
if (c.value >= co && !memcmp(a, b.value, "RIFF", 4)) {
if (memcmp(a, b.value + 8, "WEBP", 4)) {
return 0
} else {
d.value = get_le32(a, b.value + 4);
if (d.value < co) {
return 0
}
b.value += co;
c.value -= co
}
} else {
d.value = 0
}
return 1
}
function WebPResetDecParams(a) {
if (a) {}
}
var cq = '',
cr = '';
function DecodeInto(a, b, c, d) {
cr = new VP8New();
var e = T;
cq = newObjectIt(Y);
var f = 1;
assert(d);
if (cr == null) {
return VP8_STATUS_INVALID_PARAM
}
VP8InitIo(cq);
cq.data = a;
cq.data_off = b;
cq.data_size = c;
WebPInitCustomIo(d, cq);
cr.use_threads_ = 0;
if (!VP8GetHeaders(cr, cq)) {
e = VP8_STATUS_BITSTREAM_ERROR
} else {
e = WebPAllocateDecBuffer(cq.width, cq.height, d.options_, d.output);
if (e == T) {
if (!VP8Decode(cr, cq)) {
e = cr.status_
}
}
}
VP8Delete(cr);
if (e != T) {
this.WebPFreeDecBuffer(d.output)
}
return e
};
function DecodeIntoRGBABuffer(a, b, c, d, e, f) {
var g = newObjectIt(ba);
var h = newObjectIt(R);
if (d == null) {
return null
}
WebPInitDecBuffer(h);
WebPResetDecParams(g);
g.output = h;
h.colorspace = a;
h.u.RGBA.rgba = d;
h.u.RGBA.rgba_off = 0;
h.u.RGBA.stride = e;
h.u.RGBA.size = f;
h.is_external_memory = 1;
if (DecodeInto(b, 0, c, g) != T) {
return null
}
return d
}
function WebPDecodeRGBInto(a, b, c, d, e) {
return DecodeIntoRGBABuffer(O, a, b, c, e, d)
}
function WebPDecodeRGBAInto(a, b, c, d, e) {
return DecodeIntoRGBABuffer(MODE_RGBA, a, b, c, e, d)
}
function WebPDecodeARGBInto(a, b, c, d, e) {
return DecodeIntoRGBABuffer(MODE_ARGB, a, b, c, e, d)
}
function WebPDecodeBGRInto(a, b, c, d, e) {
return DecodeIntoRGBABuffer(MODE_BGR, a, b, c, e, d)
}
function WebPDecodeBGRAInto(a, b, c, d, e) {
return DecodeIntoRGBABuffer(MODE_BGRA, a, b, c, e, d)
}
function WebPDecodeYUVInto(a, b, c, d, e, f, u, g, h, i, v, j, k, l) {
var m = newObjectIt(ba);
var n = newObjectIt(R);
if (c == null) return null;
WebPInitDecBuffer(n);
WebPResetDecParams(m);
m.output = n;
n.colorspace = MODE_YUV;
n.u.YUVA.y = c;
n.u.YUVA.y_off = d;
n.u.YUVA.y_stride = f;
n.u.YUVA.y_size = e;
n.u.YUVA.u = u;
n.u.YUVA.u_off = g;
n.u.YUVA.u_stride = i;
n.u.YUVA.u_size = h;
n.u.YUVA.v = v;
n.u.YUVA.v_off = j;
n.u.YUVA.v_stride = l;
n.u.YUVA.v_size = k;
n.is_external_memory = 1;
if (DecodeInto(a, 0, b, m) != T) {
return null
}
return c
}
var db = -1,
data_size = -1,
params_out = -1;
var dc = -1;
function Decode(a, b, c, d, e, f) {
data_off = {
value: 0
};
c = {
value: c
};
var g = newObjectIt(ba);
var h = newObjectIt(R);
WebPInitDecBuffer(h);
WebPResetDecParams(g);
g.output = h;
h.colorspace = a;
var o = {
data_off: {
value: 0
},
width: {
value: h.width
},
height: {
value: h.height
}
};
if (!WebPGetInfo(b, data_off, c, o.width, o.height)) {
return null
}
h.width = o.width.value;
h.height = o.height.value;
if (d) d.value = h.width.value;
if (e) e.value = h.height.value;
if (DecodeInto(b, data_off.value, c.value, g) != T) {
return null
}
if (f) {
WebPCopyDecBuffer(h, f)
}
return (a >= MODE_YUV) ? h.u.YUVA.y : h.u.RGBA.rgba
}
this.WebPDecodeRGB = function(a, b, c, d) {
return Decode(O, a, b, c, d, null)
};
this.WebPDecodeRGBA = function(a, b, c, d) {
return Decode(MODE_RGBA, a, b, c, d, null)
};
this.WebPDecodeRGBA_4444 = function(a, b, c, d) {
return Decode(MODE_RGBA_4444, a, b, c, d, null)
};
this.WebPDecodeARGB = function(a, b, c, d) {
return Decode(MODE_ARGB, a, b, c, d, null)
};
this.WebPDecodeBGR = function(a, b, c, d) {
return Decode(MODE_BGR, a, b, c, d, null)
};
this.WebPDecodeBGRA = function(a, b, c, d) {
return Decode(MODE_BGRA, a, b, c, d, null)
};
function DefaultFeatures(a) {
assert(a);
a.bitstream_version = 0
}
function GetFeatures(a, b, c, d) {
var e = {
value: 0
};
var f = {
value: 0
};
var g = {
value: 0
};
var h = {
value: 0
};
var i = {
value: 0
};
if (d == null) {
return VP8_STATUS_INVALID_PARAM
}
DefaultFeatures(d);
if (a == null || b == null || c.value == 0) {
return VP8_STATUS_INVALID_PARAM
}
if (!WebPCheckAndSkipRIFFHeader(a, b, c, f)) {
return VP8_STATUS_BITSTREAM_ERROR
}
if (!VP8XGetInfo(a, b, c, h, d.width, d.height, g)) {
return VP8_STATUS_BITSTREAM_ERROR
}
if (h.value > 0) {
return T
}
if (!VP8CheckAndSkipHeader(a, b, c, i, e, f)) {
return VP8_STATUS_BITSTREAM_ERROR
}
if (i.value == -1) {
return VP8_STATUS_BITSTREAM_ERROR
}
if (!i.value) {
e.value = c.value
}
if (!VP8GetInfo(a, b, c, e, d.width, d.height, d.has_alpha)) {
return VP8_STATUS_BITSTREAM_ERROR
}
return T
}
function WebPGetInfo(a, b, c, d, e) {
var f = newObjectIt(U);
if (GetFeatures(a, b, c, f) != T) {
return 0
}
if (d) {
d.value = f.width
}
if (e) {
e.value = f.height
}
return 1
}
function WebPInitDecoderConfigInternal(a, b) {
if (b != N) {
return 0
}
if (a == null) {
return 0
}
DefaultFeatures(a.input);
WebPInitDecBuffer(a.output);
return 1
}
function WebPGetFeaturesInternal(a, b, c, d) {
if (d != N) {
return VP8_STATUS_INVALID_PARAM
}
if (c == null) {
return VP8_STATUS_INVALID_PARAM
}
var e = {
value: 0
};
var b = {
value: b
};
return GetFeatures(a, e, b, c)
}
this.WebPDecode = function(a, b, c) {
var d = newObjectIt(ba);
var e = 'VP8StatusCode';
if (!c) {
return VP8_STATUS_INVALID_PARAM
}
var f = {
value: 0
};
b = {
value: b
};
e = GetFeatures(a, f, b, c.input);
if (e != T) {
return e
}
WebPResetDecParams(d);
d.output = c.output;
d.options_ = c.options;
e = DecodeInto(a, f.value, b.value, d);
return e
};
var dd, height;
var db = -1,
data_size = -1,
dd = -1,
height = -1,
params_out = -1;
var dc = -1
}
function WebPEncoder() {
var N = 0x0002;
var O = {
quality: float,
target_size: int,
target_PSNR: float,
method: int,
segments: int,
sns_strength: int,
filter_strength: int,
filter_sharpness: int,
filter_type: int,
autofilter: int,
pass: int,
show_compressed: int,
preprocessing: int,
partitions: int,
partition_limit: int,
alpha_compression: int
};
var P = {
WEBP_PRESET_DEFAULT: 0,
WEBP_PRESET_PICTURE: 1,
WEBP_PRESET_PHOTO: 2,
WEBP_PRESET_DRAWING: 3,
WEBP_PRESET_ICON: 4,
WEBP_PRESET_TEXT: 5
};
function WebPConfigPreset(a, b, c) {
return WebPConfigInitInternal(a, b, c, N)
}
var S = {
PSNR: Arr(4, float),
coded_size: int,
block_count: Arr(3, int),
header_bytes: Arr(2, int),
residual_bytes: ArrM(new Array(3, 4), int),
segment_size: Arr(4, int),
segment_quant: Arr(4, int),
segment_level: Arr(4, int),
alpha_data_size: int,
layer_data_size: int
};
var T = 0,
WEBP_YUV422 = 1,
WEBP_YUV444 = 2,
WEBP_YUV400 = 3,
WEBP_CSP_UV_MASK = 3,
WEBP_YUV420A = 4,
WEBP_YUV422A = 5,
WEBP_YUV444A = 6,
WEBP_YUV400A = 7,
WEBP_CSP_ALPHA_BIT = 4;
var U = 0,
VP8_ENC_ERROR_OUT_OF_MEMORY = 1,
VP8_ENC_ERROR_BITSTREAM_OUT_OF_MEMORY = 2,
VP8_ENC_ERROR_NULL_PARAMETER = 3,
VP8_ENC_ERROR_INVALID_CONFIGURATION = 4,
VP8_ENC_ERROR_BAD_DIMENSION = 5,
VP8_ENC_ERROR_PARTITION0_OVERFLOW = 6,
VP8_ENC_ERROR_PARTITION_OVERFLOW = 7,
VP8_ENC_ERROR_BAD_WRITE = 8;
var V = {
colorspace: 'WebPEncCSP',
width: int,
height: int,
y: uint8_t,
u: uint8_t,
v: uint8_t,
y_off: 0,
u_off: 0,
v_off: 0,
y_stride: int,
uv_stride: int,
a: uint8_t,
a_off: 0,
a_stride: int,
writer: function WebPWriterFunction() {},
custom_ptr: void_,
extra_info_type: int,
extra_info: uint8_t,
stats: newObjectIt(S),
stats_nozero: 1,
u0: uint8_t,
v0: uint8_t,
u0_off: 0,
v0_off: 0,
uv0_stride: int,
error_code: 'WebPEncodingError'
};
function WebPPictureInit(a) {
return WebPPictureInitInternal(a, N)
}
var Y = {
range_: int32_t,
value_: int32_t,
run_: int,
nb_bits_: int,
buf_: uint8_t,
buf_off: 0,
pos_: size_t,
max_pos_: size_t,
error_: int
};
function VP8BitWriterPos(a) {
return (a.pos_ + a.run_) * 8 + 8 + a.nb_bits_
}
function VP8BitWriterBuf(a) {
return a.buf_
}
function VP8BitWriterSize(a) {
return a.pos_
}
var Z = 0;
var ba = 1;
var bb = 2;
var bc = 64;
var bd = 0,
B_TM_PRED = 1,
B_VE_PRED = 2,
B_HE_PRED = 3,
B_RD_PRED = 4,
B_VR_PRED = 5,
B_LD_PRED = 6,
B_VL_PRED = 7,
B_HD_PRED = 8,
B_HU_PRED = 9,
NUM_BMODES = (B_HU_PRED + 1 - bd),
DC_PRED = bd,
V_PRED = B_VE_PRED,
H_PRED = B_HE_PRED,
TM_PRED = B_TM_PRED;
var be = 4,
MAX_NUM_PARTITIONS = 8,
NUM_TYPES = 4,
NUM_BANDS = 8,
NUM_CTX = 3,
NUM_PROBAS = 11,
MAX_LF_LEVELS = 64,
MAX_VARIABLE_LEVEL = 67;
var bf = 16;
var bg = (bf * 16);
var bh = (bf * 8);
var bi = (bg + bh);
var bj = (6 * 16 * bf + 12 * bf);
var bk = (0);
var bl = (bg);
var bm = (bl + 8);
var bn = 15;
var bo = (0 * 16 * bf);
var bp = (1 * 16 * bf);
var bq = (2 * 16 * bf);
var br = (3 * 16 * bf);
var bs = (4 * 16 * bf);
var bt = (4 * 16 * bf + 8 * bf);
var bu = (5 * 16 * bf);
var bv = (5 * 16 * bf + 8 * bf);
var bw = (6 * 16 * bf + 0);
var bx = (6 * 16 * bf + 4);
var by = (6 * 16 * bf + 8);
var bz = (6 * 16 * bf + 12);
var bA = (6 * 16 * bf + 4 * bf + 0);
var bB = (6 * 16 * bf + 4 * bf + 4);
var bC = (6 * 16 * bf + 4 * bf + 8);
var bD = (6 * 16 * bf + 4 * bf + 12);
var bE = (6 * 16 * bf + 8 * bf + 0);
var bF = (6 * 16 * bf + 8 * bf + 4);
var bG = (6 * 16 * bf + 8 * bf + 8);
var bH = 0x7fffffffffffff;
var bI = 17;
function BIAS(b) {
return ((b) << (bI - 8))
}
function QUANTDIV(n, a, B) {
return ((n * a + B) >> bI)
}
var bJ = ArrM(new Array(NUM_CTX, NUM_PROBAS), uint8_t);
var bK = ArrM(new Array(NUM_CTX, NUM_PROBAS, 2), uint64_t);
var bL = ArrM(new Array(NUM_CTX, (MAX_VARIABLE_LEVEL + 1)), uint16_t);
var bM = ArrM(new Array(be, MAX_LF_LEVELS), double);
var bN = {
num_segments_: int,
update_map_: int,
size_: int
};
var bO = {
segments_: Arr(3, uint8_t),
skip_proba_: uint8_t,
coeffs_: ArrM(new Array(NUM_TYPES, NUM_BANDS), bJ),
stats_: ArrM(new Array(NUM_TYPES, NUM_BANDS), bK),
level_cost_: ArrM(new Array(NUM_TYPES, NUM_BANDS), bL),
use_skip_proba_: int,
nb_skip_: int
};
var bP = {
simple_: int,
level_: int,
sharpness_: int,
i4x4_lf_delta_: int
};
var bQ = {
type_: 0,
uv_mode_: 0,
skip_: 0,
segment_: 0,
alpha_: uint8_t
};
var bR = {
q_: Arr(16, uint16_t),
iq_: Arr(16, uint16_t),
bias_: Arr(16, uint16_t),
zthresh_: Arr(16, uint16_t),
sharpen_: Arr(16, uint16_t)
};
var bS = {
y1_: newObjectIt(bR),
y2_: newObjectIt(bR),
uv_: newObjectIt(bR),
alpha_: int,
beta_: int,
quant_: int,
fstrength_: int,
lambda_i16_: int,
lambda_i4_: int,
lambda_uv_: int,
lambda_mode_: int,
lambda_trellis_: int,
tlambda_: int,
lambda_trellis_i16_: int,
lambda_trellis_i4_: int,
lambda_trellis_uv_: int
};
var bT = {
config_: newObjectIt(O),
pic_: newObjectIt(V),
filter_hdr_: newObjectIt(bP),
segment_hdr_: newObjectIt(bN),
profile_: int,
mb_w_: int,
mb_h_: int,
preds_w_: int,
num_parts_: int,
bw_: newObjectIt(Y),
parts_: Arr_nOI(MAX_NUM_PARTITIONS, Y),
has_alpha_: int,
alpha_data_: uint8_t,
alpha_data_off: 0,
alpha_data_size_: size_t,
use_layer_: int,
layer_bw_: Y,
layer_data_: uint8_t,
layer_data_off: 0,
layer_data_size_: size_t,
dqm_: Arr_nOI(be, bS),
base_quant_: int,
uv_alpha_: int,
dq_y1_dc_: int,
dq_y2_dc_: int,
dq_y2_ac_: int,
dq_uv_dc_: int,
dq_uv_ac_: int,
proba_: newObjectIt(bO),
proba_off: 0,
sse_: Arr(3, uint64_t),
sse_count_: uint64_t,
coded_size_: int,
residual_bytes_: ArrM(new Array(3, 4), int),
block_count_: Arr(3, int),
method_: int,
rd_opt_level_: int,
max_i4_header_bits_: int,
mb_info_: newObjectIt(bQ),
mb_info_off: 0,
preds_: uint8_t,
preds_off: 0,
nz_: uint32_t,
nz_off: 0,
yuv_in_: uint8_t,
yuv_in_off: 0,
yuv_out_: uint8_t,
yuv_out_off: 0,
yuv_out2_: uint8_t,
yuv_out2_off: 0,
yuv_p_: uint8_t,
yuv_p_off: 0,
y_top_: uint8_t,
y_top_off: 0,
uv_top_: uint8_t,
uv_top_off: 0,
y_left_: uint8_t,
y_left_off: 0,
u_left_: uint8_t,
u_left_off: 0,
v_left_: uint8_t,
v_left_off: 0,
lf_stats_: newObjectIt(bM)
};
var bU = {
D: score_t,
SD: score_t,
R: score_t,
score: score_t,
y_dc_levels: Arr(16, int16_t),
y_ac_levels: ArrM(new Array(16, 16), int16_t),
uv_levels: ArrM(new Array(4 + 4, 16), int16_t),
mode_i16: int,
modes_i4: Arr(16, int),
mode_uv: int,
nz: uint32_t
};
var bV = {
x_: int,
y_: int,
y_offset_: int,
uv_offset_: int,
y_stride_: int,
uv_stride_: int,
yuv_in_: uint8_t,
yuv_in_off: 0,
yuv_out_: uint8_t,
yuv_out_off: 0,
yuv_out2_: uint8_t,
yuv_out2_off: 0,
yuv_p_: uint8_t,
yuv_p_off: 0,
enc_: newObjectIt(bT),
mb_: newObjectIt(bQ),
mb_off: 0,
bw_: newObjectIt(Y),
preds_: uint8_t,
preds_off: 0,
nz_: uint32_t,
nz_off: 0,
i4_boundary_: Arr(37, uint8_t),
i4_boundary_off: 0,
i4_top_: uint8_t,
i4_top_off: 0,
i4_: int,
top_nz_: Arr(9, int),
left_nz_: Arr(9, int),
bit_count_: ArrM(Array(4, 3), uint64_t),
luma_bits_: uint64_t,
uv_bits_: uint64_t,
lf_stats_: newObjectIt(bM),
do_trellis_: int,
done_: int
};
var bW = 8192;
function CompressAlpha(a, b, c, d, e, f) {
var g = WebPZlib.compress(a.slice(b, b + c), (f ? 3 : 6));
d.val = g;
e.val = g.length;
return 1
}
function VP8EncInitAlpha(a) {
a.has_alpha_ = (a.pic_.a != null) + 0;
a.alpha_data_ = null;
a.alpha_data_size_ = 0
}
function VP8EncCodeAlphaBlock(a) {}
function VP8EncFinishAlpha(a) {
if (a.has_alpha_) {
var b = a.pic_;
assert(b.a);
a.alpha_data_ = {
val: a.alpha_data_
};
a.alpha_data_size_ = {
val: a.alpha_data_size
};
if (!CompressAlpha(b.a, 0, b.width * b.height, a.alpha_data_, a.alpha_data_size_, a.config_.alpha_compression)) {
return 0
}
a.alpha_data_ = a.alpha_data_.val;
a.alpha_data_size_ = a.alpha_data_size_.val
}
return 1
}
function VP8EncDeleteAlpha(a) {
a.alpha_data_ = '';
a.alpha_data_ = null;
a.alpha_data_size_ = 0;
a.has_alpha_ = 0
}
function VP8EncInitLayer(a) {
a.use_layer_ = (a.pic_.u0 != null) + 0;
a.layer_data_size_ = 0;
a.layer_data_ = null;
if (a.use_layer_) {
VP8BitWriterInit(a.layer_bw_, a.mb_w_ * a.mb_h_ * 3)
}
}
function VP8EncCodeLayerBlock(a) {}
function VP8EncFinishLayer(a) {
if (a.use_layer_) {
a.layer_data_ = VP8BitWriterFinish(a.layer_bw_);
a.layer_data_size_ = VP8BitWriterSize(a.layer_bw_)
}
return 1
}
function VP8EncDeleteLayer(a) {
a.layer_data_ = ''
}
var bX = 0x9d012a;
var bY = 10;
var bZ = 20;
var ca = (bZ - 8);
var cb = (1 << 19);
var cc = (1 << 24);
function PutLE32(a, b, c) {
a[b + 0] = (c >> 0) & 0xff;
a[b + 1] = (c >> 8) & 0xff;
a[b + 2] = (c >> 16) & 0xff;
a[b + 3] = (c >> 24) & 0xff
}
function PutHeader(a, b, c, d) {
var e = Arr(bY, uint8_t);
var f = new Array('R', 'I', 'F', 'F', 0, 0, 0, 0, 'W', 'E', 'B', 'P', 'V', 'P', '8', ' ');
var g = uint32_t;
if (b >= cb) {
return WebPEncodingSetError(d, VP8_ENC_ERROR_PARTITION0_OVERFLOW)
}
for (var i = 0; i < f.length; ++i) {
f[i] = f[i] != '0' ? String(f[i]).charCodeAt(0) : 0
}
PutLE32(f, +4, c + ca);
PutLE32(f, +16, c);
if (!d.writer(f, sizeof(f) * f.length, d)) {
return WebPEncodingSetError(d, VP8_ENC_ERROR_BAD_WRITE)
}
g = 0 | (a << 1) | (1 << 4) | (b << 5);
e[0] = g & 0xff;
e[1] = (g >> 8) & 0xff;
e[2] = (g >> 16) & 0xff;
e[3] = (bX >> 16) & 0xff;
e[4] = (bX >> 8) & 0xff;
e[5] = (bX >> 0) & 0xff;
e[6] = d.width & 0xff;
e[7] = d.width >> 8;
e[8] = d.height & 0xff;
e[9] = d.height >> 8;
return d.writer(e, sizeof(e) * e.length, d)
}
function PutSegmentHeader(a, b) {
var c = b.segment_hdr_;
var d = b.proba_;
if (VP8PutBitUniform(a, (c.num_segments_ > 1))) {
var e = 1;
var s;
VP8PutBitUniform(a, c.update_map_);
if (VP8PutBitUniform(a, e)) {
VP8PutBitUniform(a, 1);
for (s = 0; s < be; ++s) {
VP8PutSignedValue(a, b.dqm_[s].quant_, 7)
}
for (s = 0; s < be; ++s) {
VP8PutSignedValue(a, b.dqm_[s].fstrength_, 6)
}
}
if (c.update_map_) {
for (s = 0; s < 3; ++s) {
if (VP8PutBitUniform(a, (d.segments_[s] != 255))) {
VP8PutValue(a, d.segments_[s], 8)
}
}
}
}
}
function PutFilterHeader(a, b) {
var c = (b.i4x4_lf_delta_ != 0) + 0;
VP8PutBitUniform(a, b.simple_);
VP8PutValue(a, b.level_, 6);
VP8PutValue(a, b.sharpness_, 3);
if (VP8PutBitUniform(a, c)) {
var d = (b.i4x4_lf_delta_ != 0);
if (VP8PutBitUniform(a, d)) {
VP8PutValue(a, 0, 4);
VP8PutSignedValue(a, b.i4x4_lf_delta_, 6);
VP8PutValue(a, 0, 3)
}
}
}
function PutQuant(a, b) {
VP8PutValue(a, b.base_quant_, 7);
VP8PutSignedValue(a, b.dq_y1_dc_, 4);
VP8PutSignedValue(a, b.dq_y2_dc_, 4);
VP8PutSignedValue(a, b.dq_y2_ac_, 4);
VP8PutSignedValue(a, b.dq_uv_dc_, 4);
VP8PutSignedValue(a, b.dq_uv_ac_, 4)
}
function EmitPartitionsSize(a, b) {
var c = Arr(3 * (MAX_NUM_PARTITIONS - 1), uint8_t);
var p;
for (p = 0; p < a.num_parts_ - 1; ++p) {
var d = VP8BitWriterSize(a.parts_[p]);
if (d >= cc) {
return WebPEncodingSetError(b, VP8_ENC_ERROR_PARTITION_OVERFLOW)
}
c[3 * p + 0] = (d >> 0) & 0xff;
c[3 * p + 1] = (d >> 8) & 0xff;
c[3 * p + 2] = (d >> 16) & 0xff
}
return p ? b.writer(c, 3 * p, b) : 1
}
var cd = 8;
function PutLE24(a, b, c) {
a[b + 0] = (c >> 0) & 0xff;
a[b + 1] = (c >> 8) & 0xff;
a[b + 2] = (c >> 16) & 0xff
}
function WriteExtensions(a) {
var b = Arr(cd, uint8_t);
var c = a.bw_;
var d = a.pic_;
PutLE24(b, +0, a.layer_data_size_);
b[3] = a.pic_.colorspace & WEBP_CSP_UV_MASK;
if (a.layer_data_size_ > 0) {
assert(a.use_layer_);
if (!VP8BitWriterAppend(a.parts_[a.num_parts_ - 1], a.layer_data_, a.layer_data_off, a.layer_data_size_)) {
return WebPEncodingSetError(d, VP8_ENC_ERROR_BITSTREAM_OUT_OF_MEMORY)
}
}
PutLE24(b, +4, a.alpha_data_size_);
if (a.alpha_data_size_ > 0) {
assert(a.has_alpha_);
if (!VP8BitWriterAppend(c, a.alpha_data_, a.alpha_data_off, a.alpha_data_size_)) {
return WebPEncodingSetError(d, VP8_ENC_ERROR_BITSTREAM_OUT_OF_MEMORY)
}
}
b[cd - 1] = 0x01;
if (!VP8BitWriterAppend(c, b, 0, cd)) {
return WebPEncodingSetError(d, VP8_ENC_ERROR_BITSTREAM_OUT_OF_MEMORY)
}
return 1
}
function GeneratePartition0(a) {
var b = a.bw_;
var c = a.mb_w_ * a.mb_h_;
var d = uint64_t,
pos2 = uint64_t,
pos3 = uint64_t;
var e = a.has_alpha_ || a.use_layer_;
d = VP8BitWriterPos(b);
VP8BitWriterInit(b, parseInt(c * 7 / 8));
VP8PutBitUniform(b, e);
VP8PutBitUniform(b, 0);
PutSegmentHeader(b, a);
PutFilterHeader(b, a.filter_hdr_);
VP8PutValue(b, a.config_.partitions, 2);
PutQuant(b, a);
VP8PutBitUniform(b, 0);
VP8WriteProbas(b, a.proba_);
pos2 = VP8BitWriterPos(b);
VP8CodeIntraModes(a);
VP8BitWriterFinish(b);
if (e && !WriteExtensions(a)) {
return 0
}
pos3 = VP8BitWriterPos(b);
if (a.pic_.stats_nozero) {
a.pic_.stats.header_bytes[0] = parseInt((pos2 - d + 7) >> 3);
a.pic_.stats.header_bytes[1] = parseInt((pos3 - pos2 + 7) >> 3);
a.pic_.stats.alpha_data_size = a.alpha_data_size_;
a.pic_.stats.layer_data_size = a.layer_data_size_
}
return !b.error_
}
function VP8EncWrite(a) {
var b = a.pic_;
var c = a.bw_;
var d = 0;
var e = size_t,
pad = size_t;
var p;
d = GeneratePartition0(a);
e = bY + VP8BitWriterSize(c) + 3 * (a.num_parts_ - 1);
for (p = 0; p < a.num_parts_; ++p) {
e += VP8BitWriterSize(a.parts_[p])
}
pad = e & 1;
e += pad; {
var f = VP8BitWriterBuf(c);
var g = VP8BitWriterSize(c);
d = d && PutHeader(a.profile_, g, e, b) && b.writer(f, g, b) && EmitPartitionsSize(a, b);
f = ''
}
for (p = 0; p < a.num_parts_; ++p) {
var h = VP8BitWriterBuf(a.parts_[p]);
var i = VP8BitWriterSize(a.parts_[p]);
if (i) d = d && b.writer(h, i, b);
h = ''
}
if (d && pad) {
var j = new Array(0);
d = b.writer(j, 1, b)
}
a.coded_size_ = e + bZ;
return d
}
var ce = Arr(255 + 255 + 1, uint8_t);
var cf = Arr(255 + 255 + 1, uint8_t);
var cg = Arr(1020 + 1020 + 1, int8_t);
var ci = Arr(112 + 112 + 1, int8_t);
var cj = Arr(255 + 510 + 1, uint8_t);
var ck = 0;
function InitTables(a) {
if (!ck) {
var i;
for (i = -255; i <= 255; ++i) {
ce[255 + i] = (i < 0) ? -i : i;
cf[255 + i] = ce[255 + i] >> 1
}
for (i = -1020; i <= 1020; ++i) {
cg[1020 + i] = (i < -128) ? -128 : (i > 127) ? 127 : i
}
for (i = -112; i <= 112; ++i) {
ci[112 + i] = (i < -16) ? -16 : (i > 15) ? 15 : i
}
for (i = -255; i <= 255 + 255; ++i) {
cj[255 + i] = (i < 0) ? 0 : (i > 255) ? 255 : i
}
ck = 1
}
}
function do_filter2(p, b, c) {
var d = p[b - 2 * c],
p0 = p[b - c],
q0 = p[b + 0],
q1 = p[b + c];
var a = 3 * (q0 - p0) + cg[1020 + d - q1];
var e = ci[112 + ((a + 4) >> 3)];
var f = ci[112 + ((a + 3) >> 3)];
p[b - c] = cj[255 + p0 + f];
p[b + 0] = cj[255 + q0 - e]
}
function do_filter4(p, b, c) {
var d = p[b - 2 * c],
p0 = p[b - c],
q0 = p[b + 0],
q1 = p[b + c];
var a = 3 * (q0 - p0);
var e = ci[112 + ((a + 4) >> 3)];
var f = ci[112 + ((a + 3) >> 3)];
var g = (e + 1) >> 1;
p[b - 2 * c] = cj[255 + d + g];
p[b - c] = cj[255 + p0 + f];
p[b + 0] = cj[255 + q0 - e];
p[b + c] = cj[255 + q1 - g]
}
function hev(p, a, b, c) {
var d = p[a - 2 * b],
p0 = p[a - b],
q0 = p[a + 0],
q1 = p[a + b];
return (ce[255 + d - p0] > c) || (ce[255 + q1 - q0] > c)
}
function needs_filter(p, a, b, c) {
var d = p[a - 2 * b],
p0 = p[a - b],
q0 = p[a + 0],
q1 = p[a + b];
return (2 * ce[255 + p0 - q0] + cf[255 + d - q1]) <= c
}
function needs_filter2(p, a, b, t, c) {
var d = p[a - 4 * b],
p2 = p[a - 3 * b],
p1 = p[a - 2 * b],
p0 = p[a - b];
var e = p[a + 0],
q1 = p[a + b],
q2 = p[a + 2 * b],
q3 = p[a + 3 * b];
if ((2 * ce[255 + p0 - e] + cf[255 + p1 - q1]) > t) return 0;
return ce[255 + d - p2] <= c && ce[255 + p2 - p1] <= c && ce[255 + p1 - p0] <= c && ce[255 + q3 - q2] <= c && ce[255 + q2 - q1] <= c && ce[255 + q1 - e] <= c
}
function SimpleVFilter16(p, a, b, c) {
var i;
for (i = 0; i < 16; ++i) {
if (needs_filter(p, a + i, b, c)) {
do_filter2(p, a + i, b)
}
}
}
function SimpleHFilter16(p, a, b, c) {
var i;
for (i = 0; i < 16; ++i) {
if (needs_filter(p, a + i * b, 1, c)) {
do_filter2(p, a + i * b, 1)
}
}
}
function SimpleVFilter16i(p, a, b, c) {
var k;
for (k = 3; k > 0; --k) {
a += 4 * b;
SimpleVFilter16(p, a, b, c)
}
}
function SimpleHFilter16i(p, a, b, c) {
var k;
for (k = 3; k > 0; --k) {
a += 4;
SimpleHFilter16(p, a, b, c)
}
}
function FilterLoop24(p, a, b, c, d, e, f, g) {
while (d-- > 0) {
if (needs_filter2(p, a, b, e, f)) {
if (hev(p, a, b, g)) {
do_filter2(p, a, b)
} else {
do_filter4(p, a, b)
}
}
a += c
}
}
function VFilter16i(p, a, b, c, d, e) {
var k;
for (k = 3; k > 0; --k) {
a += 4 * b;
FilterLoop24(p, a, b, 1, 16, c, d, e)
}
}
function HFilter16i(p, a, b, c, d, e) {
var k;
for (k = 3; k > 0; --k) {
a += 4;
FilterLoop24(p, a, 1, b, 16, c, d, e)
}
}
function VFilter8i(u, a, v, b, c, d, e, f) {
FilterLoop24(u, a + 4 * c, c, 1, 8, d, e, f);
FilterLoop24(v, b + 4 * c, c, 1, 8, d, e, f)
}
function HFilter8i(u, a, v, b, c, d, e, f) {
FilterLoop24(u, a + 4, 1, c, 8, d, e, f);
FilterLoop24(v, b + 4, 1, c, 8, d, e, f)
}
function VP8EncVFilter16i(p, a, b, c, d, e) {
VFilter16i(p, a, b, c, d, e)
};
function VP8EncHFilter16i(p, a, b, c, d, e) {
HFilter16i(p, a, b, c, d, e)
};
function VP8EncVFilter8i(u, a, v, b, c, d, e, f) {
VFilter8i(u, a, v, b, c, d, e, f)
};
function VP8EncHFilter8i(u, a, v, b, c, d, e, f) {
HFilter8i(u, a, v, b, c, d, e, f)
};
function VP8EncSimpleVFilter16i(p, a, b, c) {
SimpleVFilter16i(p, a, b, c)
};
function VP8EncSimpleHFilter16i(p, a, b, c) {
SimpleHFilter16i(p, a, b, c)
};
function GetILevel(a, b) {
if (a > 0) {
if (a > 4) {
b >>= 2
} else {
b >>= 1
}
if (b > 9 - a) {
b = 9 - a
}
}
if (b < 1) b = 1;
return b
}
function DoFilter(a, b) {
var c = a.enc_;
var d = GetILevel(c.config_.filter_sharpness, b);
var e = 2 * b + d;
var f = a.yuv_out2_;
var g = a.yuv_out2_off + bk;
var h = a.yuv_out2_;
var i = a.yuv_out2_off + bl;
var j = a.yuv_out2_;
var k = a.yuv_out2_off + bm;
memcpy(f, g, a.yuv_out_, a.yuv_out_off, bi * sizeof(uint8_t));
if (c.filter_hdr_.simple_ == 1) {
VP8EncSimpleHFilter16i(f, g, bf, e);
VP8EncSimpleVFilter16i(f, g, bf, e)
} else {
var l = (b >= 40) ? 2 : (b >= 15) ? 1 : 0;
VP8EncHFilter16i(f, g, bf, e, d, l);
VP8EncHFilter8i(h, i, j, k, bf, e, d, l);
VP8EncVFilter16i(f, g, bf, e, d, l);
VP8EncVFilter8i(h, i, j, k, bf, e, d, l)
}
}
var cl = 3;
var cm = {
w: double,
xm: double,
ym: double,
xxm: double,
xym: double,
yym: double
};
function Accumulate(a, b, c, d, e, f, g, h, W, H, i) {
var j = (h - cl < 0) ? 0 : h - cl;
var k = (h + cl > H - 1) ? H - 1 : h + cl;
var l = (g - cl < 0) ? 0 : g - cl;
var m = (g + cl > W - 1) ? W - 1 : g + cl;
var x, y;
b += j * c;
e += j * f;
for (y = j; y <= k; ++y, b += c, e += f) {
for (x = l; x <= m; ++x) {
var n = a[b + x];
var o = d[e + x];
i.w += 1;
i.xm += n;
i.ym += o;
i.xxm += n * n;
i.xym += n * o;
i.yym += o * o
}
}
}
function GetSSIM(a) {
var b = a.xm * a.xm;
var c = a.ym * a.ym;
var d = a.xm * a.ym;
var e = a.w * a.w;
var f = a.xxm * a.w - b;
var g = a.yym * a.w - c;
var h = a.xym * a.w - d;
var i = double,
C2 = double;
var j = double;
var k = double;
if (f < 0.) f = 0.;
if (g < 0.) g = 0.;
i = 6.5025 * e;
C2 = 58.5225 * e;
j = (2 * d + i) * (2 * h + C2);
k = (b + c + i) * (f + g + C2);
return (k != 0) ? j / k : 0.
}
function GetMBSSIM(a, b, c, d) {
var x, y;
var s = {
w: double,
xm: double,
ym: double,
xxm: double,
xym: double,
yym: double
};
for (x = 3; x < 13; x++) {
for (y = 3; y < 13; y++) {
Accumulate(a, b + bk, bf, c, d + bk, bf, x, y, 16, 16, s)
}
}
for (x = 1; x < 7; x++) {
for (y = 1; y < 7; y++) {
Accumulate(a, b + bl, bf, c, d + bl, bf, x, y, 8, 8, s);
Accumulate(a, b + bm, bf, c, d + bm, bf, x, y, 8, 8, s)
}
}
return GetSSIM(s)
}
function VP8InitFilter(a) {
var s, i;
if (!a.lf_stats_) return;
InitTables();
for (s = 0; s < be; s++) {
for (i = 0; i < MAX_LF_LEVELS; i++) {
a.lf_stats_[s][i] = 0
}
}
}
function VP8StoreFilterStats(a) {
var d = int;
var s = a.mb_[a.mb_off].segment_;
var b = a.enc_.dqm_[s].fstrength_;
var c = -a.enc_.dqm_[s].quant_;
var e = a.enc_.dqm_[s].quant_;
var f = (e - c >= 4) ? 4 : 1;
if (!a.lf_stats_) return;
if (a.mb_[a.mb_off].type_ == 1 && a.mb_[a.mb_off].skip_) return;
a.lf_stats_[s][0] += GetMBSSIM(a.yuv_in_, a.yuv_in_off, a.yuv_out_, a.yuv_out_off);
for (d = c; d <= e; d += f) {
var g = b + d;
if (g <= 0 || g >= MAX_LF_LEVELS) {
continue
}
DoFilter(a, g);
a.lf_stats_[s][g] += GetMBSSIM(a.yuv_in_, a.yuv_in_off, a.yuv_out2_, a.yuv_out2_off)
}
}
function VP8AdjustFilterStrength(a) {
var s;
var b = a.enc_;
if (!a.lf_stats_) {
return
}
for (s = 0; s < be; s++) {
var i, best_level = 0;
var c = 1.00001 * a.lf_stats_[s][0];
for (i = 1; i < MAX_LF_LEVELS; i++) {
var v = a.lf_stats_[s][i];
if (v > c) {
c = v;
best_level = i
}
}
b.dqm_[s].fstrength_ = best_level
}
}
function BitWriterResize(a, b) {
var c = uint8_t;
var d = 0;
var e = size_t;
var f = a.pos_ + b;
if (f <= a.max_pos_) return 1;
e = 2 * a.max_pos_;
if (e < f) e = f;
if (e < 1024) e = 1024;
c = malloc(e, uint8_t);
if (c == null) {
a.error_ = 1;
return 0
}
if (a.pos_ > 0) memcpy(c, d, a.buf_, a.buf_off, a.pos_);
a.buf_ = '';
a.buf_ = c;
a.buf_off = d;
a.max_pos_ = e;
return 1
}
function kFlush(a) {
var s = 8 + a.nb_bits_;
var b = a.value_ >> s;
assert(a.nb_bits_ >= 0);
a.value_ -= b << s;
a.nb_bits_ -= 8;
if ((b & 0xff) != 0xff) {
var c = a.pos_;
if (c + a.run_ >= a.max_pos_) {
if (!BitWriterResize(a, a.run_ + 1)) {
return
}
}
if (b & 0x100) {
if (c > 0) a.buf_[c - 1]++
}
if (a.run_ > 0) {
var d = (b & 0x100) ? 0x00 : 0xff;
for (; a.run_ > 0; --a.run_) a.buf_[c++] = d
}
a.buf_[c++] = (b > 255 ? b - 256 : b);
a.pos_ = c
} else {
a.run_++
}
}
var cn = new Array(7, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0);
var co = new Array(127, 127, 191, 127, 159, 191, 223, 127, 143, 159, 175, 191, 207, 223, 239, 127, 135, 143, 151, 159, 167, 175, 183, 191, 199, 207, 215, 223, 231, 239, 247, 127, 131, 135, 139, 143, 147, 151, 155, 159, 163, 167, 171, 175, 179, 183, 187, 191, 195, 199, 203, 207, 211, 215, 219, 223, 227, 231, 235, 239, 243, 247, 251, 127, 129, 131, 133, 135, 137, 139, 141, 143, 145, 147, 149, 151, 153, 155, 157, 159, 161, 163, 165, 167, 169, 171, 173, 175, 177, 179, 181, 183, 185, 187, 189, 191, 193, 195, 197, 199, 201, 203, 205, 207, 209, 211, 213, 215, 217, 219, 221, 223, 225, 227, 229, 231, 233, 235, 237, 239, 241, 243, 245, 247, 249, 251, 253, 127);
function VP8PutBit(a, b, c) {
b = b ? 1 : 0;
var d = (a.range_ * c) >> 8;
if (b) {
a.value_ += d + 1;
a.range_ -= d + 1
} else {
a.range_ = d
}
if (a.range_ < 127) {
var e = cn[a.range_];
a.range_ = co[a.range_];
a.value_ <<= e;
a.nb_bits_ += e;
if (a.nb_bits_ > 0) kFlush(a)
}
return b
}
function VP8PutBitUniform(a, b) {
b = b ? 1 : 0;
var c = a.range_ >> 1;
if (b) {
a.value_ += c + 1;
a.range_ -= c + 1
} else {
a.range_ = c
}
if (a.range_ < 127) {
a.range_ = co[a.range_];
a.value_ <<= 1;
a.nb_bits_ += 1;
if (a.nb_bits_ > 0) kFlush(a)
}
return b
}
function VP8PutValue(a, b, c) {
var d;
for (d = 1 << (c - 1); d; d >>= 1) VP8PutBitUniform(a, b & d)
}
function VP8PutSignedValue(a, b, c) {
if (!VP8PutBitUniform(a, b != 0)) return;
if (b < 0) {
VP8PutValue(a, ((-b) << 1) | 1, c + 1)
} else {
VP8PutValue(a, b << 1, c + 1)
}
}
function VP8BitWriterInit(a, b) {
a.range_ = 255 - 1;
a.value_ = 0;
a.run_ = 0;
a.nb_bits_ = -8;
a.pos_ = 0;
a.max_pos_ = 0;
a.error_ = 0;
a.buf_ = null;
return (b > 0) ? BitWriterResize(a, b) : 1
}
function VP8BitWriterFinish(a) {
VP8PutValue(a, 0, 9 - a.nb_bits_);
a.nb_bits_ = 0;
kFlush(a);
return a.buf_
}
function VP8BitWriterAppend(a, b, c, d) {
assert(b);
if (a.nb_bits_ != -8) return 0;
if (!BitWriterResize(a, d)) return 0;
memcpy(a.buf_, a.buf_off + a.pos_, b, c, d);
a.pos_ += d;
return 1
}
function VP8BitCost(a, b) {
return !a ? cp[b] : cp[255 - b]
}
function VP8BranchCost(a, b, c) {
return a * VP8BitCost(1, c) + (b - a) * VP8BitCost(0, c)
}
function VP8LevelCost(a, b) {
return cr[b] + a[b > MAX_VARIABLE_LEVEL ? MAX_VARIABLE_LEVEL : b]
}
var cp = new Array(1792, 1792, 1792, 1536, 1536, 1408, 1366, 1280, 1280, 1216, 1178, 1152, 1110, 1076, 1061, 1024, 1024, 992, 968, 951, 939, 911, 896, 878, 871, 854, 838, 820, 811, 794, 786, 768, 768, 752, 740, 732, 720, 709, 704, 690, 683, 672, 666, 655, 647, 640, 631, 622, 615, 607, 598, 592, 586, 576, 572, 564, 559, 555, 547, 541, 534, 528, 522, 512, 512, 504, 500, 494, 488, 483, 477, 473, 467, 461, 458, 452, 448, 443, 438, 434, 427, 424, 419, 415, 410, 406, 403, 399, 394, 390, 384, 384, 377, 374, 370, 366, 362, 359, 355, 351, 347, 342, 342, 336, 333, 330, 326, 323, 320, 316, 312, 308, 305, 302, 299, 296, 293, 288, 287, 283, 280, 277, 274, 272, 268, 266, 262, 256, 256, 256, 251, 248, 245, 242, 240, 237, 234, 232, 228, 226, 223, 221, 218, 216, 214, 211, 208, 205, 203, 201, 198, 196, 192, 191, 188, 187, 183, 181, 179, 176, 175, 171, 171, 168, 165, 163, 160, 159, 156, 154, 152, 150, 148, 146, 144, 142, 139, 138, 135, 133, 131, 128, 128, 125, 123, 121, 119, 117, 115, 113, 111, 110, 107, 105, 103, 102, 100, 98, 96, 94, 92, 91, 89, 86, 86, 83, 82, 80, 77, 76, 74, 73, 71, 69, 67, 66, 64, 63, 61, 59, 57, 55, 54, 52, 51, 49, 47, 46, 44, 43, 41, 40, 38, 36, 35, 33, 32, 30, 29, 27, 25, 24, 22, 21, 19, 18, 16, 15, 13, 12, 10, 9, 7, 6, 4, 3);
var cq = new Array(new Array(0x001, 0x000), new Array(0x007, 0x001), new Array(0x00f, 0x005), new Array(0x00f, 0x00d), new Array(0x033, 0x003), new Array(0x033, 0x003), new Array(0x033, 0x023), new Array(0x033, 0x023), new Array(0x033, 0x023), new Array(0x033, 0x023), new Array(0x0d3, 0x013), new Array(0x0d3, 0x013), new Array(0x0d3, 0x013), new Array(0x0d3, 0x013), new Array(0x0d3, 0x013), new Array(0x0d3, 0x013), new Array(0x0d3, 0x013), new Array(0x0d3, 0x013), new Array(0x0d3, 0x093), new Array(0x0d3, 0x093), new Array(0x0d3, 0x093), new Array(0x0d3, 0x093), new Array(0x0d3, 0x093), new Array(0x0d3, 0x093), new Array(0x0d3, 0x093), new Array(0x0d3, 0x093), new Array(0x0d3, 0x093), new Array(0x0d3, 0x093), new Array(0x0d3, 0x093), new Array(0x0d3, 0x093), new Array(0x0d3, 0x093), new Array(0x0d3, 0x093), new Array(0x0d3, 0x093), new Array(0x0d3, 0x093), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x053), new Array(0x153, 0x153));
var cr = new Array(0, 256, 256, 256, 256, 432, 618, 630, 731, 640, 640, 828, 901, 948, 1021, 1101, 1174, 1221, 1294, 1042, 1085, 1115, 1158, 1202, 1245, 1275, 1318, 1337, 1380, 1410, 1453, 1497, 1540, 1570, 1613, 1280, 1295, 1317, 1332, 1358, 1373, 1395, 1410, 1454, 1469, 1491, 1506, 1532, 1547, 1569, 1584, 1601, 1616, 1638, 1653, 1679, 1694, 1716, 1731, 1775, 1790, 1812, 1827, 1853, 1868, 1890, 1905, 1727, 1733, 1742, 1748, 1759, 1765, 1774, 1780, 1800, 1806, 1815, 1821, 1832, 1838, 1847, 1853, 1878, 1884, 1893, 1899, 1910, 1916, 1925, 1931, 1951, 1957, 1966, 1972, 1983, 1989, 1998, 2004, 2027, 2033, 2042, 2048, 2059, 2065, 2074, 2080, 2100, 2106, 2115, 2121, 2132, 2138, 2147, 2153, 2178, 2184, 2193, 2199, 2210, 2216, 2225, 2231, 2251, 2257, 2266, 2272, 2283, 2289, 2298, 2304, 2168, 2174, 2183, 2189, 2200, 2206, 2215, 2221, 2241, 2247, 2256, 2262, 2273, 2279, 2288, 2294, 2319, 2325, 2334, 2340, 2351, 2357, 2366, 2372, 2392, 2398, 2407, 2413, 2424, 2430, 2439, 2445, 2468, 2474, 2483, 2489, 2500, 2506, 2515, 2521, 2541, 2547, 2556, 2562, 2573, 2579, 2588, 2594, 2619, 2625, 2634, 2640, 2651, 2657, 2666, 2672, 2692, 2698, 2707, 2713, 2724, 2730, 2739, 2745, 2540, 2546, 2555, 2561, 2572, 2578, 2587, 2593, 2613, 2619, 2628, 2634, 2645, 2651, 2660, 2666, 2691, 2697, 2706, 2712, 2723, 2729, 2738, 2744, 2764, 2770, 2779, 2785, 2796, 2802, 2811, 2817, 2840, 2846, 2855, 2861, 2872, 2878, 2887, 2893, 2913, 2919, 2928, 2934, 2945, 2951, 2960, 2966, 2991, 2997, 3006, 3012, 3023, 3029, 3038, 3044, 3064, 3070, 3079, 3085, 3096, 3102, 3111, 3117, 2981, 2987, 2996, 3002, 3013, 3019, 3028, 3034, 3054, 3060, 3069, 3075, 3086, 3092, 3101, 3107, 3132, 3138, 3147, 3153, 3164, 3170, 3179, 3185, 3205, 3211, 3220, 3226, 3237, 3243, 3252, 3258, 3281, 3287, 3296, 3302, 3313, 3319, 3328, 3334, 3354, 3360, 3369, 3375, 3386, 3392, 3401, 3407, 3432, 3438, 3447, 3453, 3464, 3470, 3479, 3485, 3505, 3511, 3520, 3526, 3537, 3543, 3552, 3558, 2816, 2822, 2831, 2837, 2848, 2854, 2863, 2869, 2889, 2895, 2904, 2910, 2921, 2927, 2936, 2942, 2967, 2973, 2982, 2988, 2999, 3005, 3014, 3020, 3040, 3046, 3055, 3061, 3072, 3078, 3087, 3093, 3116, 3122, 3131, 3137, 3148, 3154, 3163, 3169, 3189, 3195, 3204, 3210, 3221, 3227, 3236, 3242, 3267, 3273, 3282, 3288, 3299, 3305, 3314, 3320, 3340, 3346, 3355, 3361, 3372, 3378, 3387, 3393, 3257, 3263, 3272, 3278, 3289, 3295, 3304, 3310, 3330, 3336, 3345, 3351, 3362, 3368, 3377, 3383, 3408, 3414, 3423, 3429, 3440, 3446, 3455, 3461, 3481, 3487, 3496, 3502, 3513, 3519, 3528, 3534, 3557, 3563, 3572, 3578, 3589, 3595, 3604, 3610, 3630, 3636, 3645, 3651, 3662, 3668, 3677, 3683, 3708, 3714, 3723, 3729, 3740, 3746, 3755, 3761, 3781, 3787, 3796, 3802, 3813, 3819, 3828, 3834, 3629, 3635, 3644, 3650, 3661, 3667, 3676, 3682, 3702, 3708, 3717, 3723, 3734, 3740, 3749, 3755, 3780, 3786, 3795, 3801, 3812, 3818, 3827, 3833, 3853, 3859, 3868, 3874, 3885, 3891, 3900, 3906, 3929, 3935, 3944, 3950, 3961, 3967, 3976, 3982, 4002, 4008, 4017, 4023, 4034, 4040, 4049, 4055, 4080, 4086, 4095, 4101, 4112, 4118, 4127, 4133, 4153, 4159, 4168, 4174, 4185, 4191, 4200, 4206, 4070, 4076, 4085, 4091, 4102, 4108, 4117, 4123, 4143, 4149, 4158, 4164, 4175, 4181, 4190, 4196, 4221, 4227, 4236, 4242, 4253, 4259, 4268, 4274, 4294, 4300, 4309, 4315, 4326, 4332, 4341, 4347, 4370, 4376, 4385, 4391, 4402, 4408, 4417, 4423, 4443, 4449, 4458, 4464, 4475, 4481, 4490, 4496, 4521, 4527, 4536, 4542, 4553, 4559, 4568, 4574, 4594, 4600, 4609, 4615, 4626, 4632, 4641, 4647, 3515, 3521, 3530, 3536, 3547, 3553, 3562, 3568, 3588, 3594, 3603, 3609, 3620, 3626, 3635, 3641, 3666, 3672, 3681, 3687, 3698, 3704, 3713, 3719, 3739, 3745, 3754, 3760, 3771, 3777, 3786, 3792, 3815, 3821, 3830, 3836, 3847, 3853, 3862, 3868, 3888, 3894, 3903, 3909, 3920, 3926, 3935, 3941, 3966, 3972, 3981, 3987, 3998, 4004, 4013, 4019, 4039, 4045, 4054, 4060, 4071, 4077, 4086, 4092, 3956, 3962, 3971, 3977, 3988, 3994, 4003, 4009, 4029, 4035, 4044, 4050, 4061, 4067, 4076, 4082, 4107, 4113, 4122, 4128, 4139, 4145, 4154, 4160, 4180, 4186, 4195, 4201, 4212, 4218, 4227, 4233, 4256, 4262, 4271, 4277, 4288, 4294, 4303, 4309, 4329, 4335, 4344, 4350, 4361, 4367, 4376, 4382, 4407, 4413, 4422, 4428, 4439, 4445, 4454, 4460, 4480, 4486, 4495, 4501, 4512, 4518, 4527, 4533, 4328, 4334, 4343, 4349, 4360, 4366, 4375, 4381, 4401, 4407, 4416, 4422, 4433, 4439, 4448, 4454, 4479, 4485, 4494, 4500, 4511, 4517, 4526, 4532, 4552, 4558, 4567, 4573, 4584, 4590, 4599, 4605, 4628, 4634, 4643, 4649, 4660, 4666, 4675, 4681, 4701, 4707, 4716, 4722, 4733, 4739, 4748, 4754, 4779, 4785, 4794, 4800, 4811, 4817, 4826, 4832, 4852, 4858, 4867, 4873, 4884, 4890, 4899, 4905, 4769, 4775, 4784, 4790, 4801, 4807, 4816, 4822, 4842, 4848, 4857, 4863, 4874, 4880, 4889, 4895, 4920, 4926, 4935, 4941, 4952, 4958, 4967, 4973, 4993, 4999, 5008, 5014, 5025, 5031, 5040, 5046, 5069, 5075, 5084, 5090, 5101, 5107, 5116, 5122, 5142, 5148, 5157, 5163, 5174, 5180, 5189, 5195, 5220, 5226, 5235, 5241, 5252, 5258, 5267, 5273, 5293, 5299, 5308, 5314, 5325, 5331, 5340, 5346, 4604, 4610, 4619, 4625, 4636, 4642, 4651, 4657, 4677, 4683, 4692, 4698, 4709, 4715, 4724, 4730, 4755, 4761, 4770, 4776, 4787, 4793, 4802, 4808, 4828, 4834, 4843, 4849, 4860, 4866, 4875, 4881, 4904, 4910, 4919, 4925, 4936, 4942, 4951, 4957, 4977, 4983, 4992, 4998, 5009, 5015, 5024, 5030, 5055, 5061, 5070, 5076, 5087, 5093, 5102, 5108, 5128, 5134, 5143, 5149, 5160, 5166, 5175, 5181, 5045, 5051, 5060, 5066, 5077, 5083, 5092, 5098, 5118, 5124, 5133, 5139, 5150, 5156, 5165, 5171, 5196, 5202, 5211, 5217, 5228, 5234, 5243, 5249, 5269, 5275, 5284, 5290, 5301, 5307, 5316, 5322, 5345, 5351, 5360, 5366, 5377, 5383, 5392, 5398, 5418, 5424, 5433, 5439, 5450, 5456, 5465, 5471, 5496, 5502, 5511, 5517, 5528, 5534, 5543, 5549, 5569, 5575, 5584, 5590, 5601, 5607, 5616, 5622, 5417, 5423, 5432, 5438, 5449, 5455, 5464, 5470, 5490, 5496, 5505, 5511, 5522, 5528, 5537, 5543, 5568, 5574, 5583, 5589, 5600, 5606, 5615, 5621, 5641, 5647, 5656, 5662, 5673, 5679, 5688, 5694, 5717, 5723, 5732, 5738, 5749, 5755, 5764, 5770, 5790, 5796, 5805, 5811, 5822, 5828, 5837, 5843, 5868, 5874, 5883, 5889, 5900, 5906, 5915, 5921, 5941, 5947, 5956, 5962, 5973, 5979, 5988, 5994, 5858, 5864, 5873, 5879, 5890, 5896, 5905, 5911, 5931, 5937, 5946, 5952, 5963, 5969, 5978, 5984, 6009, 6015, 6024, 6030, 6041, 6047, 6056, 6062, 6082, 6088, 6097, 6103, 6114, 6120, 6129, 6135, 6158, 6164, 6173, 6179, 6190, 6196, 6205, 6211, 6231, 6237, 6246, 6252, 6263, 6269, 6278, 6284, 6309, 6315, 6324, 6330, 6341, 6347, 6356, 6362, 6382, 6388, 6397, 6403, 6414, 6420, 6429, 6435, 3515, 3521, 3530, 3536, 3547, 3553, 3562, 3568, 3588, 3594, 3603, 3609, 3620, 3626, 3635, 3641, 3666, 3672, 3681, 3687, 3698, 3704, 3713, 3719, 3739, 3745, 3754, 3760, 3771, 3777, 3786, 3792, 3815, 3821, 3830, 3836, 3847, 3853, 3862, 3868, 3888, 3894, 3903, 3909, 3920, 3926, 3935, 3941, 3966, 3972, 3981, 3987, 3998, 4004, 4013, 4019, 4039, 4045, 4054, 4060, 4071, 4077, 4086, 4092, 3956, 3962, 3971, 3977, 3988, 3994, 4003, 4009, 4029, 4035, 4044, 4050, 4061, 4067, 4076, 4082, 4107, 4113, 4122, 4128, 4139, 4145, 4154, 4160, 4180, 4186, 4195, 4201, 4212, 4218, 4227, 4233, 4256, 4262, 4271, 4277, 4288, 4294, 4303, 4309, 4329, 4335, 4344, 4350, 4361, 4367, 4376, 4382, 4407, 4413, 4422, 4428, 4439, 4445, 4454, 4460, 4480, 4486, 4495, 4501, 4512, 4518, 4527, 4533, 4328, 4334, 4343, 4349, 4360, 4366, 4375, 4381, 4401, 4407, 4416, 4422, 4433, 4439, 4448, 4454, 4479, 4485, 4494, 4500, 4511, 4517, 4526, 4532, 4552, 4558, 4567, 4573, 4584, 4590, 4599, 4605, 4628, 4634, 4643, 4649, 4660, 4666, 4675, 4681, 4701, 4707, 4716, 4722, 4733, 4739, 4748, 4754, 4779, 4785, 4794, 4800, 4811, 4817, 4826, 4832, 4852, 4858, 4867, 4873, 4884, 4890, 4899, 4905, 4769, 4775, 4784, 4790, 4801, 4807, 4816, 4822, 4842, 4848, 4857, 4863, 4874, 4880, 4889, 4895, 4920, 4926, 4935, 4941, 4952, 4958, 4967, 4973, 4993, 4999, 5008, 5014, 5025, 5031, 5040, 5046, 5069, 5075, 5084, 5090, 5101, 5107, 5116, 5122, 5142, 5148, 5157, 5163, 5174, 5180, 5189, 5195, 5220, 5226, 5235, 5241, 5252, 5258, 5267, 5273, 5293, 5299, 5308, 5314, 5325, 5331, 5340, 5346, 4604, 4610, 4619, 4625, 4636, 4642, 4651, 4657, 4677, 4683, 4692, 4698, 4709, 4715, 4724, 4730, 4755, 4761, 4770, 4776, 4787, 4793, 4802, 4808, 4828, 4834, 4843, 4849, 4860, 4866, 4875, 4881, 4904, 4910, 4919, 4925, 4936, 4942, 4951, 4957, 4977, 4983, 4992, 4998, 5009, 5015, 5024, 5030, 5055, 5061, 5070, 5076, 5087, 5093, 5102, 5108, 5128, 5134, 5143, 5149, 5160, 5166, 5175, 5181, 5045, 5051, 5060, 5066, 5077, 5083, 5092, 5098, 5118, 5124, 5133, 5139, 5150, 5156, 5165, 5171, 5196, 5202, 5211, 5217, 5228, 5234, 5243, 5249, 5269, 5275, 5284, 5290, 5301, 5307, 5316, 5322, 5345, 5351, 5360, 5366, 5377, 5383, 5392, 5398, 5418, 5424, 5433, 5439, 5450, 5456, 5465, 5471, 5496, 5502, 5511, 5517, 5528, 5534, 5543, 5549, 5569, 5575, 5584, 5590, 5601, 5607, 5616, 5622, 5417, 5423, 5432, 5438, 5449, 5455, 5464, 5470, 5490, 5496, 5505, 5511, 5522, 5528, 5537, 5543, 5568, 5574, 5583, 5589, 5600, 5606, 5615, 5621, 5641, 5647, 5656, 5662, 5673, 5679, 5688, 5694, 5717, 5723, 5732, 5738, 5749, 5755, 5764, 5770, 5790, 5796, 5805, 5811, 5822, 5828, 5837, 5843, 5868, 5874, 5883, 5889, 5900, 5906, 5915, 5921, 5941, 5947, 5956, 5962, 5973, 5979, 5988, 5994, 5858, 5864, 5873, 5879, 5890, 5896, 5905, 5911, 5931, 5937, 5946, 5952, 5963, 5969, 5978, 5984, 6009, 6015, 6024, 6030, 6041, 6047, 6056, 6062, 6082, 6088, 6097, 6103, 6114, 6120, 6129, 6135, 6158, 6164, 6173, 6179, 6190, 6196, 6205, 6211, 6231, 6237, 6246, 6252, 6263, 6269, 6278, 6284, 6309, 6315, 6324, 6330, 6341, 6347, 6356, 6362, 6382, 6388, 6397, 6403, 6414, 6420, 6429, 6435, 5303, 5309, 5318, 5324, 5335, 5341, 5350, 5356, 5376, 5382, 5391, 5397, 5408, 5414, 5423, 5429, 5454, 5460, 5469, 5475, 5486, 5492, 5501, 5507, 5527, 5533, 5542, 5548, 5559, 5565, 5574, 5580, 5603, 5609, 5618, 5624, 5635, 5641, 5650, 5656, 5676, 5682, 5691, 5697, 5708, 5714, 5723, 5729, 5754, 5760, 5769, 5775, 5786, 5792, 5801, 5807, 5827, 5833, 5842, 5848, 5859, 5865, 5874, 5880, 5744, 5750, 5759, 5765, 5776, 5782, 5791, 5797, 5817, 5823, 5832, 5838, 5849, 5855, 5864, 5870, 5895, 5901, 5910, 5916, 5927, 5933, 5942, 5948, 5968, 5974, 5983, 5989, 6000, 6006, 6015, 6021, 6044, 6050, 6059, 6065, 6076, 6082, 6091, 6097, 6117, 6123, 6132, 6138, 6149, 6155, 6164, 6170, 6195, 6201, 6210, 6216, 6227, 6233, 6242, 6248, 6268, 6274, 6283, 6289, 6300, 6306, 6315, 6321, 6116, 6122, 6131, 6137, 6148, 6154, 6163, 6169, 6189, 6195, 6204, 6210, 6221, 6227, 6236, 6242, 6267, 6273, 6282, 6288, 6299, 6305, 6314, 6320, 6340, 6346, 6355, 6361, 6372, 6378, 6387, 6393, 6416, 6422, 6431, 6437, 6448, 6454, 6463, 6469, 6489, 6495, 6504, 6510, 6521, 6527, 6536, 6542, 6567, 6573, 6582, 6588, 6599, 6605, 6614, 6620, 6640, 6646, 6655, 6661, 6672, 6678, 6687, 6693, 6557, 6563, 6572, 6578, 6589, 6595, 6604, 6610, 6630, 6636, 6645, 6651, 6662, 6668, 6677, 6683, 6708, 6714, 6723, 6729, 6740, 6746, 6755, 6761, 6781, 6787, 6796, 6802, 6813, 6819, 6828, 6834, 6857, 6863, 6872, 6878, 6889, 6895, 6904, 6910, 6930, 6936, 6945, 6951, 6962, 6968, 6977, 6983, 7008, 7014, 7023, 7029, 7040, 7046, 7055, 7061, 7081, 7087, 7096, 7102, 7113, 7119, 7128, 7134, 6392, 6398, 6407, 6413, 6424, 6430, 6439, 6445, 6465, 6471, 6480, 6486, 6497, 6503, 6512, 6518, 6543, 6549, 6558, 6564, 6575, 6581, 6590, 6596, 6616, 6622, 6631, 6637, 6648, 6654, 6663, 6669, 6692, 6698, 6707, 6713, 6724, 6730, 6739, 6745, 6765, 6771, 6780, 6786, 6797, 6803, 6812, 6818, 6843, 6849, 6858, 6864, 6875, 6881, 6890, 6896, 6916, 6922, 6931, 6937, 6948, 6954, 6963, 6969, 6833, 6839, 6848, 6854, 6865, 6871, 6880, 6886, 6906, 6912, 6921, 6927, 6938, 6944, 6953, 6959, 6984, 6990, 6999, 7005, 7016, 7022, 7031, 7037, 7057, 7063, 7072, 7078, 7089, 7095, 7104, 7110, 7133, 7139, 7148, 7154, 7165, 7171, 7180, 7186, 7206, 7212, 7221, 7227, 7238, 7244, 7253, 7259, 7284, 7290, 7299, 7305, 7316, 7322, 7331, 7337, 7357, 7363, 7372, 7378, 7389, 7395, 7404, 7410, 7205, 7211, 7220, 7226, 7237, 7243, 7252, 7258, 7278, 7284, 7293, 7299, 7310, 7316, 7325, 7331, 7356, 7362, 7371, 7377, 7388, 7394, 7403, 7409, 7429, 7435, 7444, 7450, 7461, 7467, 7476, 7482, 7505, 7511, 7520, 7526, 7537, 7543, 7552, 7558, 7578, 7584, 7593, 7599, 7610, 7616, 7625, 7631, 7656, 7662, 7671, 7677, 7688, 7694, 7703, 7709, 7729, 7735, 7744, 7750, 7761);
function VariableLevelCost(a, b) {
var c = cq[a - 1][0];
var d = cq[a - 1][1];
var e = 0;
var i = int;
for (i = 2; c; ++i) {
if (c & 1) {
e += VP8BitCost(d & 1, b[i])
}
d >>= 1;
c >>= 1
}
return e
}
function VP8CalculateLevelCosts(a) {
var b, band, ctx;
for (b = 0; b < NUM_TYPES; ++b) {
for (band = 0; band < NUM_BANDS; ++band) {
for (ctx = 0; ctx < NUM_CTX; ++ctx) {
var p = a.coeffs_[b][band][ctx];
var c = a.level_cost_[b][band][ctx];
var d = VP8BitCost(1, p[1]);
var v;
c[0] = VP8BitCost(0, p[1]);
for (v = 1; v <= MAX_VARIABLE_LEVEL; ++v) {
c[v] = d + VariableLevelCost(v, p)
}
}
}
}
}
var cs = new Array(302, 984, 439, 642);
var ct = new Array(663, 919, 872, 919);
var cu = new Array(new Array(new Array(251, 1362, 1934, 2085, 2314, 2230, 1839, 1988, 2437, 2348), new Array(403, 680, 1507, 1519, 2060, 2005, 1992, 1914, 1924, 1733), new Array(353, 1121, 973, 1895, 2060, 1787, 1671, 1516, 2012, 1868), new Array(770, 852, 1581, 632, 1393, 1780, 1823, 1936, 1074, 1218), new Array(510, 1270, 1467, 1319, 847, 1279, 1792, 2094, 1080, 1353), new Array(488, 1322, 918, 1573, 1300, 883, 1814, 1752, 1756, 1502), new Array(425, 992, 1820, 1514, 1843, 2440, 937, 1771, 1924, 1129), new Array(363, 1248, 1257, 1970, 2194, 2385, 1569, 953, 1951, 1601), new Array(723, 1257, 1631, 964, 963, 1508, 1697, 1824, 671, 1418), new Array(635, 1038, 1573, 930, 1673, 1413, 1410, 1687, 1410, 749)), new Array(new Array(451, 613, 1345, 1702, 1870, 1716, 1728, 1766, 2190, 2310), new Array(678, 453, 1171, 1443, 1925, 1831, 2045, 1781, 1887, 1602), new Array(711, 666, 674, 1718, 1910, 1493, 1775, 1193, 2325, 2325), new Array(883, 854, 1583, 542, 1800, 1878, 1664, 2149, 1207, 1087), new Array(669, 994, 1248, 1122, 949, 1179, 1376, 1729, 1070, 1244), new Array(715, 1026, 715, 1350, 1430, 930, 1717, 1296, 1479, 1479), new Array(544, 841, 1656, 1450, 2094, 3883, 1010, 1759, 2076, 809), new Array(610, 855, 957, 1553, 2067, 1561, 1704, 824, 2066, 1226), new Array(833, 960, 1416, 819, 1277, 1619, 1501, 1617, 757, 1182), new Array(711, 964, 1252, 879, 1441, 1828, 1508, 1636, 1594, 734)), new Array(new Array(605, 764, 734, 1713, 1747, 1192, 1819, 1353, 1877, 2392), new Array(866, 641, 586, 1622, 2072, 1431, 1888, 1346, 2189, 1764), new Array(901, 851, 456, 2165, 2281, 1405, 1739, 1193, 2183, 2443), new Array(770, 1045, 952, 1078, 1342, 1191, 1436, 1063, 1303, 995), new Array(901, 1086, 727, 1170, 884, 1105, 1267, 1401, 1739, 1337), new Array(951, 1162, 595, 1488, 1388, 703, 1790, 1366, 2057, 1724), new Array(534, 986, 1273, 1987, 3273, 1485, 1024, 1399, 1583, 866), new Array(699, 1182, 695, 1978, 1726, 1986, 1326, 714, 1750, 1672), new Array(951, 1217, 1209, 920, 1062, 1441, 1548, 999, 952, 932), new Array(733, 1284, 784, 1256, 1557, 1098, 1257, 1357, 1414, 908)), new Array(new Array(316, 1075, 1653, 1220, 2145, 2051, 1730, 2131, 1884, 1790), new Array(745, 516, 1404, 894, 1599, 2375, 2013, 2105, 1475, 1381), new Array(516, 729, 1088, 1319, 1637, 3426, 1636, 1275, 1531, 1453), new Array(894, 943, 2138, 468, 1704, 2259, 2069, 1763, 1266, 1158), new Array(605, 1025, 1235, 871, 1170, 1767, 1493, 1500, 1104, 1258), new Array(739, 826, 1207, 1151, 1412, 846, 1305, 2726, 1014, 1569), new Array(558, 825, 1820, 1398, 3344, 1556, 1218, 1550, 1228, 878), new Array(429, 951, 1089, 1816, 3861, 3861, 1556, 969, 1568, 1828), new Array(883, 961, 1752, 769, 1468, 1810, 2081, 2346, 613, 1298), new Array(803, 895, 1372, 641, 1303, 1708, 1686, 1700, 1306, 1033)), new Array(new Array(439, 1267, 1270, 1579, 963, 1193, 1723, 1729, 1198, 1993), new Array(705, 725, 1029, 1153, 1176, 1103, 1821, 1567, 1259, 1574), new Array(723, 859, 802, 1253, 972, 1202, 1407, 1665, 1520, 1674), new Array(894, 960, 1254, 887, 1052, 1607, 1344, 1349, 865, 1150), new Array(833, 1312, 1337, 1205, 572, 1288, 1414, 1529, 1088, 1430), new Array(842, 1279, 1068, 1861, 862, 688, 1861, 1630, 1039, 1381), new Array(766, 938, 1279, 1546, 3338, 1550, 1031, 1542, 1288, 640), new Array(715, 1090, 835, 1609, 1100, 1100, 1603, 1019, 1102, 1617), new Array(894, 1813, 1500, 1188, 789, 1194, 1491, 1919, 617, 1333), new Array(610, 1076, 1644, 1281, 1283, 975, 1179, 1688, 1434, 889)), new Array(new Array(544, 971, 1146, 1849, 1221, 740, 1857, 1621, 1683, 2430), new Array(723, 705, 961, 1371, 1426, 821, 2081, 2079, 1839, 1380), new Array(783, 857, 703, 2145, 1419, 814, 1791, 1310, 1609, 2206), new Array(997, 1000, 1153, 792, 1229, 1162, 1810, 1418, 942, 979), new Array(901, 1226, 883, 1289, 793, 715, 1904, 1649, 1319, 3108), new Array(979, 1478, 782, 2216, 1454, 455, 3092, 1591, 1997, 1664), new Array(663, 1110, 1504, 1114, 1522, 3311, 676, 1522, 1530, 1024), new Array(605, 1138, 1153, 1314, 1569, 1315, 1157, 804, 1574, 1320), new Array(770, 1216, 1218, 1227, 869, 1384, 1232, 1375, 834, 1239), new Array(775, 1007, 843, 1216, 1225, 1074, 2527, 1479, 1149, 975)), new Array(new Array(477, 817, 1309, 1439, 1708, 1454, 1159, 1241, 1945, 1672), new Array(577, 796, 1112, 1271, 1618, 1458, 1087, 1345, 1831, 1265), new Array(663, 776, 753, 1940, 1690, 1690, 1227, 1097, 3149, 1361), new Array(766, 1299, 1744, 1161, 1565, 1106, 1045, 1230, 1232, 707), new Array(915, 1026, 1404, 1182, 1184, 851, 1428, 2425, 1043, 789), new Array(883, 1456, 790, 1082, 1086, 985, 1083, 1484, 1238, 1160), new Array(507, 1345, 2261, 1995, 1847, 3636, 653, 1761, 2287, 933), new Array(553, 1193, 1470, 2057, 2059, 2059, 833, 779, 2058, 1263), new Array(766, 1275, 1515, 1039, 957, 1554, 1286, 1540, 1289, 705), new Array(499, 1378, 1496, 1385, 1850, 1850, 1044, 2465, 1515, 720)), new Array(new Array(553, 930, 978, 2077, 1968, 1481, 1457, 761, 1957, 2362), new Array(694, 864, 905, 1720, 1670, 1621, 1429, 718, 2125, 1477), new Array(699, 968, 658, 3190, 2024, 1479, 1865, 750, 2060, 2320), new Array(733, 1308, 1296, 1062, 1576, 1322, 1062, 1112, 1172, 816), new Array(920, 927, 1052, 939, 947, 1156, 1152, 1073, 3056, 1268), new Array(723, 1534, 711, 1547, 1294, 892, 1553, 928, 1815, 1561), new Array(663, 1366, 1583, 2111, 1712, 3501, 522, 1155, 2130, 1133), new Array(614, 1731, 1188, 2343, 1944, 3733, 1287, 487, 3546, 1758), new Array(770, 1585, 1312, 826, 884, 2673, 1185, 1006, 1195, 1195), new Array(758, 1333, 1273, 1023, 1621, 1162, 1351, 833, 1479, 862)), new Array(new Array(376, 1193, 1446, 1149, 1545, 1577, 1870, 1789, 1175, 1823), new Array(803, 633, 1136, 1058, 1350, 1323, 1598, 2247, 1072, 1252), new Array(614, 1048, 943, 981, 1152, 1869, 1461, 1020, 1618, 1618), new Array(1107, 1085, 1282, 592, 1779, 1933, 1648, 2403, 691, 1246), new Array(851, 1309, 1223, 1243, 895, 1593, 1792, 2317, 627, 1076), new Array(770, 1216, 1030, 1125, 921, 981, 1629, 1131, 1049, 1646), new Array(626, 1469, 1456, 1081, 1489, 3278, 981, 1232, 1498, 733), new Array(617, 1201, 812, 1220, 1476, 1476, 1478, 970, 1228, 1488), new Array(1179, 1393, 1540, 999, 1243, 1503, 1916, 1925, 414, 1614), new Array(943, 1088, 1490, 682, 1112, 1372, 1756, 1505, 966, 966)), new Array(new Array(322, 1142, 1589, 1396, 2144, 1859, 1359, 1925, 2084, 1518), new Array(617, 625, 1241, 1234, 2121, 1615, 1524, 1858, 1720, 1004), new Array(553, 851, 786, 1299, 1452, 1560, 1372, 1561, 1967, 1713), new Array(770, 977, 1396, 568, 1893, 1639, 1540, 2108, 1430, 1013), new Array(684, 1120, 1375, 982, 930, 2719, 1638, 1643, 933, 993), new Array(553, 1103, 996, 1356, 1361, 1005, 1507, 1761, 1184, 1268), new Array(419, 1247, 1537, 1554, 1817, 3606, 1026, 1666, 1829, 923), new Array(439, 1139, 1101, 1257, 3710, 1922, 1205, 1040, 1931, 1529), new Array(979, 935, 1269, 847, 1202, 1286, 1530, 1535, 827, 1036), new Array(516, 1378, 1569, 1110, 1798, 1798, 1198, 2199, 1543, 712)));
var cv = {
first: int,
last: int,
coeffs: int16_t,
coeffs_off: 0,
coeff_type: int,
prob: newObjectIt(bJ),
stats: newObjectIt(bK),
cost: newObjectIt(bL)
};
var cw = new Array(0, 1, 2, 3, 6, 4, 5, 6, 6, 6, 6, 6, 6, 6, 6, 7, 0);
var cx = new Array(173, 148, 140);
var cy = new Array(176, 155, 140, 135);
var cz = new Array(180, 157, 141, 134, 130);
var cA = new Array(254, 254, 243, 230, 196, 177, 153, 140, 133, 130, 129);
function ResetStats(a, b) {
var c = a.proba_;
if (b) VP8CalculateLevelCosts(c);
c.nb_skip_ = 0
}
function CalcSkipProba(a, b) {
return parseInt(b ? (b - a) * 255 / b : 255)
}
function FinalizeSkipProba(a) {
var b = a.proba_;
var c = a.mb_w_ * a.mb_h_;
var d = b.nb_skip_;
var e = int;
b.skip_proba_ = CalcSkipProba(d, c);
b.use_skip_proba_ = (b.skip_proba_ < 250) + 0;
e = 256;
if (b.use_skip_proba_) {
e += d * VP8BitCost(1, b.skip_proba_) + (c - d) * VP8BitCost(0, b.skip_proba_);
e += 8 * 256
}
return e
}
function ResetTokenStats(a) {
var b = a.proba_;
b.stats = newObjectIt(bK)
}
function Record(a, b) {
b[0] += parseInt(a + 0);
b[1] += 1;
return a
}
function RecordCoeffs(a, b) {
var n = b.first;
var s = b.stats[cw[n]][a];
if (!Record(b.last >= 0, s[0])) {
return 0
}
while (1) {
var v = b.coeffs[n++];
if (!Record(v != 0, s[1])) {
s = b.stats[cw[n]][0];
continue
}
if (!Record(2 < (v + 1), s[2])) {
s = b.stats[cw[n]][1]
} else {
v = Math.abs(v);
if (v > MAX_VARIABLE_LEVEL) v = MAX_VARIABLE_LEVEL; {
var c = cq[v - 1][1];
var d = cq[v - 1][0];
var i;
for (i = 0;
(d >>= 1) != 0; ++i) {
var e = 2 << i;
if (d & 1) Record(!!(c & e), s[3 + i])
}
}
s = b.stats[cw[n]][2]
}
if (n == 16 || !Record(n <= b.last, s[0])) {
return 1
}
}
}
function CalcTokenProba(a, b) {
return a ? parseInt(((b - a) * 255 + b / 2) / b) : 255
}
function FinalizeTokenProbas(a) {
var d = a.proba_;
var e = 0;
var t, b, c, p;
for (t = 0; t < NUM_TYPES; ++t) {
for (b = 0; b < NUM_BANDS; ++b) {
for (c = 0; c < NUM_CTX; ++c) {
for (p = 0; p < NUM_PROBAS; ++p) {
var f = d.stats_[t][b][c][p];
var g = dz[t][b][c][p];
var h = dw[t][b][c][p];
var i = CalcTokenProba(f[0], f[1]);
var j = VP8BranchCost(f[0], f[1], h) + VP8BitCost(0, g);
var k = VP8BranchCost(f[0], f[1], i) + VP8BitCost(1, g) + 8 * 256;
var l = (j > k) + 0;
e += VP8BitCost(l, g);
if (l) {
d.coeffs_[t][b][c][p] = i;
e += 8 * 256
} else {
d.coeffs_[t][b][c][p] = h
}
}
}
}
}
return e
}
function InitResidual(a, b, c, d) {
d.coeff_type = b;
d.prob = c.proba_.coeffs_[b];
d.stats = c.proba_.stats_[b];
d.cost = c.proba_.level_cost_[b];
d.first = a
}
function SetResidualCoeffs(a, b) {
var n;
b.last = -1;
for (n = 15; n >= b.first; --n) {
if (a[n]) {
b.last = n;
break
}
}
b.coeffs = a
}
function GetResidualCost(a, b) {
var n = b.first;
var p = b.prob[cw[n]][a];
var t = b.cost[cw[n]][a];
var c = int;
c = VP8BitCost(b.last >= 0, p[0]);
if (b.last < 0) {
return c
}
while (n <= b.last) {
var v = b.coeffs[n++];
if (v == 0) {
p = b.prob[cw[n]][0];
t = b.cost[cw[n]][0];
continue
} else if (2 >= (v + 1)) {
c += VP8LevelCost(t, 1);
p = b.prob[cw[n]][1];
t = b.cost[cw[n]][1]
} else {
c += VP8LevelCost(t, Math.abs(v));
p = b.prob[cw[n]][2];
t = b.cost[cw[n]][2]
}
if (n < 16) {
c += VP8BitCost(n <= b.last, p[0])
}
}
return c
}
var cB = newObjectIt(cv);
function VP8GetCostLuma4(a, b) {
var x = (a.i4_ & 3) + 0,
y = (a.i4_ >> 2) + 0;
var c = (cB);
var R = 0;
var d = int;
InitResidual(0, 3, a.enc_, c);
d = a.top_nz_[x] + a.left_nz_[y];
SetResidualCoeffs(b, c);
R += GetResidualCost(d, c);
return R
}
var cC = newObjectIt(cv);
function VP8GetCostLuma16(a, b) {
var c = (cC);
var x, y = int;
var R = 0;
VP8IteratorNzToBytes(a);
InitResidual(0, 1, a.enc_, c);
SetResidualCoeffs(b.y_dc_levels, c);
R += GetResidualCost(a.top_nz_[8] + a.left_nz_[8], c);
InitResidual(1, 0, a.enc_, c);
for (y = 0; y < 4; ++y) {
for (x = 0; x < 4; ++x) {
var d = a.top_nz_[x] + a.left_nz_[y];
SetResidualCoeffs(b.y_ac_levels[x + y * 4], c);
R += GetResidualCost(d, c);
a.top_nz_[x] = a.left_nz_[y] = (c.last >= 0) + 0
}
}
return R
}
var cD = newObjectIt(cv);
function VP8GetCostUV(a, b) {
var c = (cD);
var d, x, y;
var R = 0;
VP8IteratorNzToBytes(a);
InitResidual(0, 2, a.enc_, c);
for (d = 0; d <= 2; d += 2) {
for (y = 0; y < 2; ++y) {
for (x = 0; x < 2; ++x) {
var e = a.top_nz_[4 + d + x] + a.left_nz_[4 + d + y];
SetResidualCoeffs(b.uv_levels[d * 2 + x + y * 2], c);
R += GetResidualCost(e, c);
a.top_nz_[4 + d + x] = a.left_nz_[4 + d + y] = (c.last >= 0) + 0
}
}
}
return R
}
function PutCoeffs(a, b, d) {
var n = d.first;
var p = d.prob[cw[n]][b];
if (!VP8PutBit(a, d.last >= 0, p[0])) {
return 0
}
while (n < 16) {
var c = d.coeffs[n++];
var e = (c < 0) + 0;
var v = e ? -c : c;
if (!VP8PutBit(a, v != 0, p[1])) {
p = d.prob[cw[n]][0];
continue
}
if (!VP8PutBit(a, v > 1, p[2])) {
p = d.prob[cw[n]][1]
} else {
if (!VP8PutBit(a, v > 4, p[3])) {
if (VP8PutBit(a, v != 2, p[4])) VP8PutBit(a, v == 4, p[5])
} else if (!VP8PutBit(a, v > 10, p[6])) {
if (!VP8PutBit(a, v > 6, p[7])) {
VP8PutBit(a, v == 6, 159)
} else {
VP8PutBit(a, v >= 9, 165);
VP8PutBit(a, !(v & 1), 145)
}
} else {
var f = int;
var g;
var h = 0;
if (v < 3 + (8 << 1)) {
VP8PutBit(a, 0, p[8]);
VP8PutBit(a, 0, p[9]);
v -= 3 + (8 << 0);
f = 1 << 2;
g = cx;
h = 0
} else if (v < 3 + (8 << 2)) {
VP8PutBit(a, 0, p[8]);
VP8PutBit(a, 1, p[9]);
v -= 3 + (8 << 1);
f = 1 << 3;
g = cy;
h = 0
} else if (v < 3 + (8 << 3)) {
VP8PutBit(a, 1, p[8]);
VP8PutBit(a, 0, p[10]);
v -= 3 + (8 << 2);
f = 1 << 4;
g = cz;
h = 0
} else {
VP8PutBit(a, 1, p[8]);
VP8PutBit(a, 1, p[10]);
v -= 3 + (8 << 3);
f = 1 << 10;
g = cA;
h = 0
}
while (f) {
VP8PutBit(a, !!(v & f), g[h++]);
f >>= 1
}
}
p = d.prob[cw[n]][2]
}
VP8PutBitUniform(a, e);
if (n == 16 || !VP8PutBit(a, n <= d.last, p[0])) {
return 1
}
}
return 1
}
var cE = newObjectIt(cv);
function CodeResiduals(a, b, c) {
var x, y, ch;
var d = (cE);
var e = uint64_t,
pos2 = uint64_t,
pos3 = uint64_t;
var f = (b.mb_[b.mb_off].type_ == 1) + 0;
var g = b.mb_[b.mb_off].segment_;
VP8IteratorNzToBytes(b);
e = VP8BitWriterPos(a);
if (f) {
InitResidual(0, 1, b.enc_, d);
SetResidualCoeffs(c.y_dc_levels, d);
b.top_nz_[8] = b.left_nz_[8] = PutCoeffs(a, b.top_nz_[8] + b.left_nz_[8], d);
InitResidual(1, 0, b.enc_, d)
} else {
InitResidual(0, 3, b.enc_, d)
}
for (y = 0; y < 4; ++y) {
for (x = 0; x < 4; ++x) {
var h = b.top_nz_[x] + b.left_nz_[y];
SetResidualCoeffs(c.y_ac_levels[x + y * 4], d);
b.top_nz_[x] = b.left_nz_[y] = PutCoeffs(a, h, d)
}
}
pos2 = VP8BitWriterPos(a);
InitResidual(0, 2, b.enc_, d);
for (ch = 0; ch <= 2; ch += 2) {
for (y = 0; y < 2; ++y) {
for (x = 0; x < 2; ++x) {
var h = b.top_nz_[4 + ch + x] + b.left_nz_[4 + ch + y];
SetResidualCoeffs(c.uv_levels[ch * 2 + x + y * 2], d);
b.top_nz_[4 + ch + x] = b.left_nz_[4 + ch + y] = PutCoeffs(a, h, d)
}
}
}
pos3 = VP8BitWriterPos(a);
b.luma_bits_ = pos2 - e;
b.uv_bits_ = pos3 - pos2;
b.bit_count_[g][f] += b.luma_bits_;
b.bit_count_[g][2] += b.uv_bits_;
VP8IteratorBytesToNz(b)
}
var cF = newObjectIt(cv);
function RecordResiduals(a, b) {
var x, y, ch;
var c = (cF);
VP8IteratorNzToBytes(a);
if (a.mb_[a.mb_off].type_ == 1) {
InitResidual(0, 1, a.enc_, c);
SetResidualCoeffs(b.y_dc_levels, c);
a.top_nz_[8] = a.left_nz_[8] = RecordCoeffs(a.top_nz_[8] + a.left_nz_[8], c);
InitResidual(1, 0, a.enc_, c)
} else {
InitResidual(0, 3, a.enc_, c)
}
for (y = 0; y < 4; ++y) {
for (x = 0; x < 4; ++x) {
var d = a.top_nz_[x] + a.left_nz_[y];
SetResidualCoeffs(b.y_ac_levels[x + y * 4], c);
a.top_nz_[x] = a.left_nz_[y] = RecordCoeffs(d, c)
}
}
InitResidual(0, 2, a.enc_, c);
for (ch = 0; ch <= 2; ch += 2) {
for (y = 0; y < 2; ++y) {
for (x = 0; x < 2; ++x) {
var d = a.top_nz_[4 + ch + x] + a.left_nz_[4 + ch + y];
SetResidualCoeffs(b.uv_levels[ch * 2 + x + y * 2], c);
a.top_nz_[4 + ch + x] = a.left_nz_[4 + ch + y] = RecordCoeffs(d, c)
}
}
}
VP8IteratorBytesToNz(a)
}
function ResetSSE(a) {
memset_(a.sse_, 0, 0, sizeof(a.sse_) * 3);
a.sse_count_ = 0
}
function StoreSSE(a) {
var b = a.enc_;
var c = a.yuv_in_;
var d = a.yuv_in_off;
var e = a.yuv_out_;
var f = a.yuv_out_off;
b.sse_[0] += dM(c, d + bk, e, f + bk);
b.sse_[1] += dN(c, d + bl, e, f + bl);
b.sse_[2] += dN(c, d + bm, e, f + bm);
b.sse_count_ += 16 * 16
}
function StoreSideInfo(a) {
var c = a.enc_;
var d = a.mb_[a.mb_off];
var e = c.pic_;
if (e.stats_nozero) {
StoreSSE(a);
c.block_count_[0] += (d.type_ == 0) + 0;
c.block_count_[1] += (d.type_ == 1) + 0;
c.block_count_[2] += (d.skip_ != 0) + 0
}
if (e.extra_info) {
switch (e.extra_info_type) {
case 1:
e.extra_info[a.x_ + a.y_ * c.mb_w_] = d.type_;
break;
case 2:
e.extra_info[a.x_ + a.y_ * c.mb_w_] = d.segment_;
break;
case 3:
e.extra_info[a.x_ + a.y_ * c.mb_w_] = c.dqm_[d.segment_].quant_;
break;
case 4:
e.extra_info[a.x_ + a.y_ * c.mb_w_] = (d.type_ == 1) ? a.preds_[a.preds_off + 0] : 0xff;
break;
case 5:
e.extra_info[a.x_ + a.y_ * c.mb_w_] = d.uv_mode_;
break;
case 6:
{
var b = parseInt((a.luma_bits_ + a.uv_bits_ + 7) >> 3);
e.extra_info[a.x_ + a.y_ * c.mb_w_] = (b > 255) ? 255 : b;
break
}
default:
info = 0;
break
}
}
}
function ResetAfterSkip(a) {
if (a.mb_[a.mb_off].type_ == 1) {
a.nz_[a.nz_off] = 0;
a.left_nz_[8] = 0
} else {
a.nz_[a.nz_off] &= (1 << 24)
}
}
function VP8EncLoop(a) {
var i, s, p;
var b = newObjectIt(bV);
var c = newObjectIt(bU);
var d = (!a.proba_.use_skip_proba_) + 0;
var e = a.rd_opt_level_;
var f = 5;
var g = parseInt(a.mb_w_ * a.mb_h_ * f / a.num_parts_);
for (p = 0; p < a.num_parts_; ++p) {
VP8BitWriterInit(a.parts_[+p], g)
}
ResetStats(a, (e != 0));
ResetSSE(a);
VP8IteratorInit(a, b);
VP8InitFilter(b);
do {
VP8IteratorImport(b);
if (!VP8Decimate(b, c, e) || (!a.proba_.use_skip_proba_)) {
CodeResiduals(b.bw_, b, c)
} else {
ResetAfterSkip(b)
}
if (a.has_alpha_) {
VP8EncCodeAlphaBlock(b)
}
if (a.use_layer_) {
VP8EncCodeLayerBlock(b)
}
StoreSideInfo(b);
VP8StoreFilterStats(b);
VP8IteratorExport(b)
} while (VP8IteratorNext(b, b.yuv_out_, b.yuv_out_off));
VP8AdjustFilterStrength(b);
for (p = 0; p < a.num_parts_; ++p) {
VP8BitWriterFinish(a.parts_[+p])
}
if (a.pic_.stats_nozero) {
for (i = 0; i <= 2; ++i) {
for (s = 0; s < be; ++s) {
a.residual_bytes_[i][s] = parseInt((b.bit_count_[s][i] + 7) >> 3)
}
}
}
return 1
}
var cG = (15 + 20 + 10);
function OneStatPass(a, q, b, c, d) {
var e = newObjectIt(bV);
var f = 0;
var g = 0;
var h = c * 384;
if (q < 0.) {
q = 0
} else if (q > 100.) {
q = 100
}
VP8SetSegmentParams(a, q);
ResetStats(a, b != 0);
ResetTokenStats(a);
VP8IteratorInit(a, e);
var i = newObjectIt(bU);
do {
var j = (i);
VP8IteratorImport(e);
if (VP8Decimate(e, j, b)) {
a.proba_.nb_skip_++
}
RecordResiduals(e, j);
f += j.R;
g += j.D
} while (VP8IteratorNext(e, e.yuv_out_, e.yuv_out_off) && --c > 0);
f += FinalizeSkipProba(a);
f += FinalizeTokenProbas(a);
f += a.segment_hdr_.size_;
f = ((f + 1024) >> 11) + cG;
if (d) {
d.f = parseFloat(10. * (Math.LOG10E * Math.log(255. * 255. * h / g)))
}
return parseInt(f)
}
var cH = new Array(20, 15, 10, 8, 6, 4, 2, 1, 0);
function VP8StatLoop(a) {
var b = (a.config_.target_size > 0 || a.config_.target_PSNR > 0) + 0;
var c = (a.method_ < 2 && !b) + 0;
var q = parseFloat(a.config_.quality);
var d = int;
var e = int;
e = a.mb_w_ * a.mb_h_;
if (c && e > 100) e = 100;
if (!b) {
for (d = 0; d < a.config_.pass; ++d) {
var f = (a.method_ > 2) + 0;
OneStatPass(a, q, f, e, null)
}
return 1
}
for (d = 0; d < a.config_.pass && (cH[d] > 0); ++d) {
var f = 1;
var g = {
f: float
};
var h = int;
var i = OneStatPass(a, q, f, e, g);
if (a.config_.target_PSNR > 0) {
h = (g.f < a.config_.target_PSNR)
} else {
h = (i < a.config_.target_size)
}
if (h) {
q += cH[d]
} else {
q -= cH[d]
}
}
return 1
}
function InitLeft(a) {
var b = a.enc_;
b.y_left_[b.y_left_off - 1] = b.u_left_[b.u_left_off - 1] = b.v_left_[b.v_left_off - 1] = (a.y_) > 0 ? 129 : 127;
memset_(b.y_left_, b.y_left_off + 0, 129, 16);
memset_(b.u_left_, b.u_left_off + 0, 129, 8);
memset_(b.v_left_, b.v_left_off + 0, 129, 8);
a.left_nz_[8] = 0
}
function InitTop(a) {
var b = a.enc_;
var c = b.mb_w_ * 16;
memset_(b.y_top_, 0, 127, 2 * c);
memset_(b.nz_, b.nz_off + 0, 0, b.mb_w_ * sizeof(b.nz_))
}
function VP8IteratorReset(a) {
var b = a.enc_;
a.x_ = 0;
a.y_ = 0;
a.y_offset_ = 0;
a.uv_offset_ = 0;
a.mb_ = b.mb_info_;
a.mb_off = b.mb_info_off;
a.preds_ = b.preds_;
a.preds_off = b.preds_off;
a.nz_ = b.nz_;
a.nz_off = b.nz_off;
a.bw_ = b.parts_[0];
a.done_ = b.mb_w_ * b.mb_h_;
InitTop(a);
InitLeft(a);
a.bit_count_ = ArrM(Array(4, 3), 0);
a.do_trellis_ = 0
}
function VP8IteratorInit(a, b) {
b.enc_ = a;
b.y_stride_ = a.pic_.y_stride;
b.uv_stride_ = a.pic_.uv_stride;
b.yuv_in_ = a.yuv_in_;
b.yuv_out_ = a.yuv_out_;
b.yuv_out2_ = a.yuv_out2_;
b.yuv_p_ = a.yuv_p_;
b.lf_stats_ = a.lf_stats_;
VP8IteratorReset(b)
}
function VP8IteratorImport(a) {
var b = a.enc_;
var x = a.x_,
y = a.y_;
var c = b.pic_;
var d = c.y;
var e = c.y_off + (y * c.y_stride + x) * 16;
var f = c.u;
var g = c.u_off + (y * c.uv_stride + x) * 8;
var j = c.v;
var k = c.v_off + (y * c.uv_stride + x) * 8;
var l = a.yuv_in_;
var m = a.yuv_in_off + bk;
var n = a.yuv_in_;
var o = a.yuv_in_off + bl;
var p = a.yuv_in_;
var q = a.yuv_in_off + bm;
var w = (c.width - x * 16);
var h = (c.height - y * 16);
var i;
if (w > 16) w = 16;
if (h > 16) h = 16;
for (i = 0; i < h; ++i) {
memcpy(l, m, d, e, w);
if (w < 16) memset_(l, m + w, l[m + w - 1], 16 - w);
m += bf;
e += c.y_stride
}
for (i = h; i < 16; ++i) {
memcpy(l, m, l, m - bf, 16);
m += bf
}
w = parseInt((w + 1) / 2);
h = parseInt((h + 1) / 2);
for (i = 0; i < h; ++i) {
memcpy(n, o, f, g, w);
memcpy(p, q, j, k, w);
if (w < 8) {
memset_(n, o + w, n[o + w - 1], 8 - w);
memset_(p, q + w, p[q + w - 1], 8 - w)
}
o += bf;
q += bf;
g += c.uv_stride;
k += c.uv_stride
}
for (i = h; i < 8; ++i) {
memcpy(n, o, n, o - bf, 8);
memcpy(p, q, p, q - bf, 8);
o += bf;
q += bf
}
}
function VP8IteratorExport(a) {
var b = a.enc_;
if (b.config_.show_compressed) {
var x = a.x_,
y = a.y_;
var c = a.yuv_out_;
var d = a.yuv_out_off + bk;
var e = a.yuv_out_;
var f = a.yuv_out_off + bl;
var g = a.yuv_out_;
var j = a.yuv_out_off + bm;
var k = b.pic_;
var l = k.y;
var m = k.y_off + (y * k.y_stride + x) * 16;
var n = k.u;
var o = k.u_off + (y * k.uv_stride + x) * 8;
var p = k.v;
var q = k.v_off + (y * k.uv_stride + x) * 8;
var w = (k.width - x * 16);
var h = (k.height - y * 16);
var i;
if (w > 16) w = 16;
if (h > 16) h = 16;
for (i = 0; i < h; ++i) {
memcpy(l, m + i * k.y_stride, c, d + i * bf, w)
} {
var r = parseInt((w + 1) / 2);
var s = parseInt((h + 1) / 2);
for (i = 0; i < s; ++i) {
memcpy(n, o + i * k.uv_stride, e, f + i * bf, r);
memcpy(p, q + i * k.uv_stride, g, j + i * bf, r)
}
}
}
}
function BIT(a, n) {
return (!!((a) & (1 << (n)))) + 0
}
function VP8IteratorNzToBytes(a) {
var b = a.nz_[a.nz_off + 0],
lnz = a.nz_[a.nz_off - 1];
a.top_nz_[0] = BIT(b, 12);
a.top_nz_[1] = BIT(b, 13);
a.top_nz_[2] = BIT(b, 14);
a.top_nz_[3] = BIT(b, 15);
a.top_nz_[4] = BIT(b, 18);
a.top_nz_[5] = BIT(b, 19);
a.top_nz_[6] = BIT(b, 22);
a.top_nz_[7] = BIT(b, 23);
a.top_nz_[8] = BIT(b, 24);
a.left_nz_[0] = BIT(lnz, 3);
a.left_nz_[1] = BIT(lnz, 7);
a.left_nz_[2] = BIT(lnz, 11);
a.left_nz_[3] = BIT(lnz, 15);
a.left_nz_[4] = BIT(lnz, 17);
a.left_nz_[5] = BIT(lnz, 19);
a.left_nz_[6] = BIT(lnz, 21);
a.left_nz_[7] = BIT(lnz, 23)
}
function VP8IteratorBytesToNz(a) {
var b = 0;
b |= (a.top_nz_[0] << 12) | (a.top_nz_[1] << 13);
b |= (a.top_nz_[2] << 14) | (a.top_nz_[3] << 15);
b |= (a.top_nz_[4] << 18) | (a.top_nz_[5] << 19);
b |= (a.top_nz_[6] << 22) | (a.top_nz_[7] << 23);
b |= (a.top_nz_[8] << 24);
b |= (a.left_nz_[0] << 3) | (a.left_nz_[1] << 7);
b |= (a.left_nz_[2] << 11);
b |= (a.left_nz_[4] << 17) | (a.left_nz_[6] << 21);
a.nz_[a.nz_off] = b
}
function VP8IteratorNext(a, b, c) {
var d = a.enc_;
if (b) {
var x = a.x_,
y = a.y_;
var e = b;
var f = c + bk;
var g = b;
var h = c + bl;
if (x < d.mb_w_ - 1) {
var i;
for (i = 0; i < 16; ++i) {
d.y_left_[d.y_left_off + i] = e[f + 15 + i * bf]
}
for (i = 0; i < 8; ++i) {
d.u_left_[d.u_left_off + i] = g[h + 7 + i * bf];
d.v_left_[d.v_left_off + i] = g[h + 15 + i * bf]
}
d.y_left_[d.y_left_off - 1] = d.y_top_[d.y_top_off + x * 16 + 15];
d.u_left_[d.u_left_off - 1] = d.uv_top_[d.uv_top_off + x * 16 + 0 + 7];
d.v_left_[d.v_left_off - 1] = d.uv_top_[d.uv_top_off + x * 16 + 8 + 7]
}
if (y < d.mb_h_ - 1) {
memcpy(d.y_top_, d.y_top_off + x * 16, e, f + 15 * bf, 16);
memcpy(d.uv_top_, d.uv_top_off + x * 16, g, h + 7 * bf, 8 + 8)
}
}
a.mb_off++;
a.preds_off += 4;
a.nz_off++;
a.x_++;
if (a.x_ == d.mb_w_) {
a.x_ = 0;
a.y_++;
a.bw_ = d.parts_[a.y_ & (d.num_parts_ - 1)];
a.preds_ = d.preds_;
a.preds_off = d.preds_off + a.y_ * 4 * d.preds_w_;
a.nz_ = d.nz_;
a.nz_off = d.nz_off;
InitLeft(a)
}
return (0 < --a.done_)
}
function VP8SetIntra16Mode(a, b) {
var y;
var c = a.preds_;
var d = a.preds_off;
for (y = 0; y < 4; ++y) {
memset_(c, d, b, 4);
d += a.enc_.preds_w_
}
a.mb_[a.mb_off].type_ = 1
}
function VP8SetIntra4Mode(a, b) {
var x, y;
var c = a.preds_;
var d = a.preds_off;
for (y = 0; y < 4; ++y) {
for (x = 0; x < 4; ++x) {
c[d + x] = b[x + y * 4]
}
d += a.enc_.preds_w_
}
a.mb_[a.mb_off].type_ = 0
}
function VP8SetIntraUVMode(a, b) {
a.mb_[a.mb_off].uv_mode_ = b
}
function VP8SetSkip(a, b) {
a.mb_[a.mb_off].skip_ = b
}
function VP8SetSegment(a, b) {
a.mb_[a.mb_off].segment_ = b
}
var cI = new Array(17, 21, 25, 29, 13, 17, 21, 25, 9, 13, 17, 21, 5, 9, 13, 17);
function VP8IteratorStartI4(a) {
var b = a.enc_;
var i;
a.i4_ = 0;
a.i4_top_ = a.i4_boundary_;
a.i4_top_off = +cI[0];
for (i = 0; i < 17; ++i) {
a.i4_boundary_[i] = b.y_left_[b.y_left_off + 15 - i]
}
for (i = 0; i < 16; ++i) {
a.i4_boundary_[17 + i] = b.y_top_[b.y_top_off + a.x_ * 16 + i]
}
if (a.x_ < b.mb_w_ - 1) {
for (i = 16; i < 16 + 4; ++i) {
a.i4_boundary_[17 + i] = b.y_top_[b.y_top_off + a.x_ * 16 + i]
}
} else {
for (i = 16; i < 16 + 4; ++i) {
a.i4_boundary_[17 + i] = a.i4_boundary_[17 + 15]
}
}
VP8IteratorNzToBytes(a)
}
function VP8IteratorRotateI4(a, b, c) {
var d = b;
var e = c + di[a.i4_];
var f = a.i4_top_;
var g = a.i4_top_off;
var i;
for (i = 0; i <= 3; ++i) {
f[g - 4 + i] = d[e + i + 3 * bf]
}
if ((a.i4_ & 3) != 3) {
for (i = 0; i <= 2; ++i) {
f[g + i] = d[e + 3 + (2 - i) * bf]
}
} else {
for (i = 0; i <= 3; ++i) {
f[g + i] = f[g + i + 4]
}
}
a.i4_++;
if (a.i4_ == 16) {
return 0
}
a.i4_top_ = a.i4_boundary_;
a.i4_top_off = +cI[a.i4_];
return 1
}
var bc = 64;
var cJ = 6;
function ClipAlpha(a) {
return a < 0 ? 0 : a > 255 ? 255 : a
}
function SmoothSegmentMap(a) {
var n, x, y = int;
var b = 0;
var w = a.mb_w_;
var h = a.mb_h_;
var c = 5;
var d = malloc(w * h * sizeof(uint8_t), uint8_t);
var e = a.mb_info_;
if (d == null) return;
for (y = 1; y < h - 1; ++y) {
for (x = 1; x < w - 1; ++x) {
var f = Arr(be, 0);
b = (x + w * y);
var g = e[b].segment_;
f[e[b - w - 1].segment_]++;
f[e[b - w + 0].segment_]++;
f[e[b - w + 1].segment_]++;
f[e[b - 1].segment_]++;
f[e[b + 1].segment_]++;
f[e[b + w - 1].segment_]++;
f[e[b + w + 0].segment_]++;
f[e[b + w + 1].segment_]++;
for (n = 0; n < be; ++n) {
if (f[n] >= c) {
e[b].segment_ = n
}
}
d[x + y * w] = g
}
}
for (y = 1; y < h - 1; ++y) {
for (x = 1; x < w - 1; ++x) {
var e = a.mb_info_[x + w * y];
e.segment_ = d[x + y * w]
}
}
d = ''
}
function GetProba(a, b) {
var c = int;
var d = a + b;
if (d == 0) return 255;
c = parseInt((255 * a + d / 2) / d);
return c
}
function SetSegmentProbas(a) {
var p = Arr(be, 0);
var n = int;
for (n = 0; n < a.mb_w_ * a.mb_h_; ++n) {
var b = a.mb_info_[n];
p[b.segment_]++
}
if (a.pic_.stats_nozero) {
for (n = 0; n < be; ++n) {
a.pic_.stats.segment_size[n] = p[n]
}
}
if (a.segment_hdr_.num_segments_ > 1) {
var c = a.proba_.segments_;
c[0] = GetProba(p[0] + p[1], p[2] + p[3]);
c[1] = GetProba(p[0], p[1]);
c[2] = GetProba(p[2], p[3]);
a.segment_hdr_.update_map_ = (c[0] != 255) || (c[1] != 255) || (c[2] != 255) + 0;
a.segment_hdr_.size_ = p[0] * (VP8BitCost(0, c[0]) + VP8BitCost(0, c[1])) + p[1] * (VP8BitCost(0, c[0]) + VP8BitCost(1, c[1])) + p[2] * (VP8BitCost(1, c[0]) + VP8BitCost(0, c[2])) + p[3] * (VP8BitCost(1, c[0]) + VP8BitCost(1, c[2]))
} else {
a.segment_hdr_.update_map_ = 0;
a.segment_hdr_.size_ = 0
}
}
function clip(v, m, M) {
return v < m ? m : v > M ? M : v
}
function SetSegmentAlphas(a, b, c) {
var d = a.segment_hdr_.num_segments_;
var e = b[0],
maxx = b[0];
var n = int;
if (d > 1) {
for (n = 0; n < d; ++n) {
if (e > b[n]) e = b[n];
if (maxx < b[n]) maxx = b[n]
}
}
if (maxx == e) maxx = e + 1;
assert(c <= maxx && c >= e);
for (n = 0; n < d; ++n) {
var f = parseInt(255 * (b[n] - c) / (maxx - e));
var g = parseInt(255 * (b[n] - e) / (maxx - e));
a.dqm_[n].alpha_ = clip(f, -127, 127);
a.dqm_[n].beta_ = clip(g, 0, 255)
}
}
function AssignSegments(b, c) {
var d = b.segment_hdr_.num_segments_;
var e = Arr(be, int);
var f = int;
var g = Arr(256, int);
var a, n, k;
var h = 0,
max_a = 255,
range_a = int;
var i = Arr(be, int),
dist_accum = Arr(be, int);
for (n = 0; n < 256 && c[n] == 0; ++n) {}
h = n;
for (n = 255; n > h && c[n] == 0; --n) {}
max_a = n;
range_a = max_a - h;
for (n = 1, k = 0; n < 2 * d; n += 2) {
e[k++] = parseInt(h + (n * range_a) / (2 * d))
}
for (k = 0; k < cJ; ++k) {
var j = int;
var l = int;
for (n = 0; n < d; ++n) {
i[n] = 0;
dist_accum[n] = 0
}
var n = 0;
for (a = h; a <= max_a; ++a) {
if (c[a]) {
while (n < d - 1 && Math.abs(a - e[n + 1]) < Math.abs(a - e[n])) {
n++
}
g[a] = n;
dist_accum[n] += a * c[a];
i[n] += c[a]
}
}
l = 0;
f = 0;
j = 0;
for (n = 0; n < d; ++n) {
if (i[n]) {
var m = parseInt((dist_accum[n] + i[n] / 2) / i[n]);
l += Math.abs(e[n] - m);
e[n] = m;
f += m * i[n];
j += i[n]
}
}
f = parseInt((f + j / 2) / j);
if (l < 5) break
}
for (n = 0; n < b.mb_w_ * b.mb_h_; ++n) {
var o = b.mb_info_[n];
var a = o.alpha_;
o.segment_ = g[a];
o.alpha_ = e[g[a]]
}
if (d > 1) {
var p = (b.config_.preprocessing & 1);
if (p) SmoothSegmentMap(b)
}
SetSegmentProbas(b);
SetSegmentAlphas(b, e, f)
}
var cK = 2;
var cL = 2;
var cM = 2;
function MBAnalyzeBestIntra16Mode(a) {
var b = (a.enc_.method_ >= 3) ? cK : 4;
var c;
var d = -1;
var e = 0;
VP8MakeLuma16Preds(a);
for (c = 0; c < b; ++c) {
var f = dE(a.yuv_in_, a.yuv_in_off + bk, a.yuv_p_, a.yuv_p_off + df[c], 0, 16);
if (f > d) {
d = f;
e = c
}
}
VP8SetIntra16Mode(a, e);
return d
}
function MBAnalyzeBestIntra4Mode(a, b) {
var c = Arr(16, int);
var d = (a.enc_.method_ >= 3) ? cL : NUM_BMODES;
var e = 0;
VP8IteratorStartI4(a);
do {
var f;
var g = -1;
var h = a.yuv_in_;
var i = a.yuv_in_off + bk + di[a.i4_];
VP8MakeIntra4Preds(a);
for (f = 0; f < d; ++f) {
var j = dE(h, i, a.yuv_p_, a.yuv_p_off + dh[f], 0, 1);
if (j > g) {
g = j;
c[a.i4_] = f
}
}
e += g
} while (VP8IteratorRotateI4(a, a.yuv_in_, a.yuv_in_off + bk));
if (e > b) {
VP8SetIntra4Mode(a, c);
b = ClipAlpha(e)
}
return b
}
function MBAnalyzeBestUVMode(a) {
var b = -1;
var c = 0;
var d = (a.enc_.method_ >= 3) ? cM : 4;
var e;
VP8MakeChroma8Preds(a);
for (e = 0; e < d; ++e) {
var f = dE(a.yuv_in_, a.yuv_in_off + bl, a.yuv_p_, a.yuv_p_off + dg[e], 16, 16 + 4 + 4);
if (f > b) {
b = f;
c = e
}
}
VP8SetIntraUVMode(a, c);
return b
}
function MBAnalyze(a, b, c) {
var d = a.enc_;
var e, best_uv_alpha = int;
VP8SetIntra16Mode(a, 0);
VP8SetSkip(a, 0);
VP8SetSegment(a, 0);
e = MBAnalyzeBestIntra16Mode(a);
if (d.method_ != 3) {
e = MBAnalyzeBestIntra4Mode(a, e)
}
best_uv_alpha = MBAnalyzeBestUVMode(a);
e = parseInt((e + best_uv_alpha + 1) / 2);
b[e]++;
c += best_uv_alpha;
a.mb_[a.mb_off].alpha_ = e;
return c
}
function VP8EncAnalyze(a) {
var b = Arr(256, 0);
var c = newObjectIt(bV);
VP8IteratorInit(a, c);
a.uv_alpha_ = 0;
do {
VP8IteratorImport(c);
a.uv_alpha_ = MBAnalyze(c, b, a.uv_alpha_)
} while (VP8IteratorNext(c, c.yuv_in_, c.yuv_in_off));
a.uv_alpha_ /= a.mb_w_ * a.mb_h_;
a.uv_alpha_ = parseInt(a.uv_alpha_);
AssignSegments(a, b);
return 1
}
var cN = 1;
var cO = 1;
var cP = 0;
var cQ = 1;
var cR = 64;
var cS = 30;
var cT = 100;
var cU = 0.9;
function MULT_8B(a, b) {
return (((a) * (b) + 128) >> 8)
}
function clip(v, m, M) {
return v < m ? m : v > M ? M : v
}
var cV = new Array(0, 1, 4, 8, 5, 2, 3, 6, 9, 12, 13, 10, 7, 11, 14, 15);
var cW = new Array(4, 5, 6, 7, 8, 9, 10, 10, 11, 12, 13, 14, 15, 16, 17, 17, 18, 19, 20, 20, 21, 21, 22, 22, 23, 23, 24, 25, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 91, 93, 95, 96, 98, 100, 101, 102, 104, 106, 108, 110, 112, 114, 116, 118, 122, 124, 126, 128, 130, 132, 134, 136, 138, 140, 143, 145, 148, 151, 154, 157);
var cX = new Array(4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 60, 62, 64, 66, 68, 70, 72, 74, 76, 78, 80, 82, 84, 86, 88, 90, 92, 94, 96, 98, 100, 102, 104, 106, 108, 110, 112, 114, 116, 119, 122, 125, 128, 131, 134, 137, 140, 143, 146, 149, 152, 155, 158, 161, 164, 167, 170, 173, 177, 181, 185, 189, 193, 197, 201, 205, 209, 213, 217, 221, 225, 229, 234, 239, 245, 249, 254, 259, 264, 269, 274, 279, 284);
var cY = new Array(8, 8, 9, 10, 12, 13, 15, 17, 18, 20, 21, 23, 24, 26, 27, 29, 31, 32, 34, 35, 37, 38, 40, 41, 43, 44, 46, 48, 49, 51, 52, 54, 55, 57, 58, 60, 62, 63, 65, 66, 68, 69, 71, 72, 74, 75, 77, 79, 80, 82, 83, 85, 86, 88, 89, 93, 96, 99, 102, 105, 108, 111, 114, 117, 120, 124, 127, 130, 133, 136, 139, 142, 145, 148, 151, 155, 158, 161, 164, 167, 170, 173, 176, 179, 184, 189, 193, 198, 203, 207, 212, 217, 221, 226, 230, 235, 240, 244, 249, 254, 258, 263, 268, 274, 280, 286, 292, 299, 305, 311, 317, 323, 330, 336, 342, 348, 354, 362, 370, 379, 385, 393, 401, 409, 416, 424, 432, 440);
var cZ = new Array(0, 10, 20, 30, 10, 20, 30, 30, 20, 30, 30, 30, 30, 30, 30, 30);
var da = new Array(new Array(96, 96, 96, 96, 96, 96, 96, 96, 96, 96, 96, 96, 96, 96, 96, 96), new Array(96, 96, 96, 96, 96, 96, 96, 96, 96, 96, 96, 96, 96, 96, 96, 96), new Array(96, 96, 96, 96, 96, 96, 96, 96, 96, 96, 96, 96, 96, 96, 96, 96));
var db = new Array(0, 30, 60, 90, 30, 60, 90, 90, 60, 90, 90, 90, 90, 90, 90, 90);
function ExpandMatrix(m, a) {
var i;
var b = 0;
for (i = 2; i < 16; ++i) {
m.q_[i] = m.q_[1]
}
for (i = 0; i < 16; ++i) {
var j = cV[i];
var c = da[a][j];
m.iq_[j] = parseInt((1 << bI) / m.q_[j]);
m.bias_[j] = BIAS(c);
m.zthresh_[j] = ((256 - c) * m.q_[j] + 127) >> 8;
m.sharpen_[j] = (db[j] * m.q_[j]) >> 11;
b += m.q_[j]
}
return (b + 8) >> 4
}
function SetupMatrices(a) {
var i;
var b = (a.method_ >= 4) ? a.config_.sns_strength : 0;
var c = a.segment_hdr_.num_segments_;
for (i = 0; i < c; ++i) {
var m = a.dqm_[i];
var q = m.quant_;
var d = int,
q16 = int,
quv = int;
m.y1_.q_[0] = cW[clip(q + a.dq_y1_dc_, 0, 127)];
m.y1_.q_[1] = cX[clip(q, 0, 127)];
m.y2_.q_[0] = cW[clip(q + a.dq_y2_dc_, 0, 127)] * 2;
m.y2_.q_[1] = cY[clip(q + a.dq_y2_ac_, 0, 127)];
m.uv_.q_[0] = cW[clip(q + a.dq_uv_dc_, 0, 117)];
m.uv_.q_[1] = cX[clip(q + a.dq_uv_ac_, 0, 127)];
d = ExpandMatrix(m.y1_, 0);
q16 = ExpandMatrix(m.y2_, 1);
quv = ExpandMatrix(m.uv_, 2); {
m.lambda_i4_ = (3 * d * d) >> 7;
m.lambda_i16_ = (3 * q16 * q16);
m.lambda_uv_ = (3 * quv * quv) >> 6;
m.lambda_mode_ = (1 * d * d) >> 7;
m.lambda_trellis_i4_ = (7 * d * d) >> 3;
m.lambda_trellis_i16_ = (q16 * q16) >> 2;
m.lambda_trellis_uv_ = (quv * quv) << 1;
m.tlambda_ = (b * d) >> 5
}
}
}
var dc = 3;
function SetupFilterStrength(a) {
var i;
var b = a.config_.filter_strength;
for (i = 0; i < be; ++i) {
var c = parseInt(b * 256 * a.dqm_[i].quant_ / 128);
var f = parseInt(c / (256 + a.dqm_[i].beta_));
a.dqm_[i].fstrength_ = (f < dc) ? 0 : (f > 63) ? 63 : f
}
a.filter_hdr_.level_ = a.dqm_[0].fstrength_;
a.filter_hdr_.simple_ = (a.config_.filter_type == 0) + 0;
a.filter_hdr_.sharpness_ = a.config_.filter_sharpness
}
var dd = (6);
var de = (-4);
function QualityToCompression(q) {
var c = q / 100.;
return (c < 0.75) ? c * (2. / 3.) : 2. * c - 1.
}
function VP8SetSegmentParams(a, b) {
var i;
var d, dq_uv_dc = int;
var e = a.config_.segments;
var f = cU * a.config_.sns_strength / 100. / 128.;
var g = QualityToCompression(b);
for (i = 0; i < e; ++i) {
var h = (1. - f * a.dqm_[i].alpha_) / 3.;
var c = Math.pow(g, h);
var q = parseInt((127. * (1. - c)));
assert(h > 0.);
a.dqm_[i].quant_ = clip(q, 0, 127)
}
a.base_quant_ = a.dqm_[0].quant_;
for (i = e; i < be; ++i) {
a.dqm_[i].quant_ = a.base_quant_
}
d = parseInt((a.uv_alpha_ - cR) * (dd - de) / (cT - cS));
d = parseInt(d * a.config_.sns_strength / 100);
d = clip(d, de, dd);
dq_uv_dc = parseInt(-4 * a.config_.sns_strength / 100);
dq_uv_dc = clip(dq_uv_dc, -15, 15);
a.dq_y1_dc_ = 0;
a.dq_y2_dc_ = 0;
a.dq_y2_ac_ = 0;
a.dq_uv_dc_ = dq_uv_dc;
a.dq_uv_ac_ = d;
SetupMatrices(a);
SetupFilterStrength(a)
}
var df = new Array(bo, bp, bq, br);
var dg = new Array(bs, bt, bu, bv);
var dh = new Array(bw, bx, by, bz, bA, bB, bC, bD, bE, bF);
function VP8MakeLuma16Preds(a) {
var b = a.enc_;
var c = a.x_ ? b.y_left_ : null;
var d = a.x_ ? b.y_left_off : null;
var e = a.y_ ? b.y_top_ : null;
var f = a.y_ ? b.y_top_off + a.x_ * 16 : null;
dK(a.yuv_p_, a.yuv_p_off, c, d, e, f)
}
function VP8MakeChroma8Preds(a) {
var b = a.enc_;
var c = a.x_ ? b.u_left_ : null;
var d = a.x_ ? b.u_left_off : null;
var e = a.y_ ? b.uv_top_ : null;
var f = a.y_ ? b.uv_top_off + a.x_ * 16 : null;
dL(a.yuv_p_, a.yuv_p_off, c, d, e, f)
}
function VP8MakeIntra4Preds(a) {
dJ(a.yuv_p_, a.yuv_p_off, a.i4_top_, a.i4_top_off)
}
var di = new Array(0 + 0 * bf, 4 + 0 * bf, 8 + 0 * bf, 12 + 0 * bf, 0 + 4 * bf, 4 + 4 * bf, 8 + 4 * bf, 12 + 4 * bf, 0 + 8 * bf, 4 + 8 * bf, 8 + 8 * bf, 12 + 8 * bf, 0 + 12 * bf, 4 + 12 * bf, 8 + 12 * bf, 12 + 12 * bf, 0 + 0 * bf, 4 + 0 * bf, 0 + 4 * bf, 4 + 4 * bf, 8 + 0 * bf, 12 + 0 * bf, 8 + 4 * bf, 12 + 4 * bf);
var dj = new Array(38, 32, 20, 9, 32, 28, 17, 7, 20, 17, 10, 4, 9, 7, 4, 2);
var dk = new Array(30, 27, 19, 11, 27, 24, 17, 10, 19, 17, 12, 8, 11, 10, 8, 6);
function InitScore(a) {
a.D = 0;
a.SD = 0;
a.R = 0;
a.nz = 0;
a.score = bH
}
function CopyScore(a, b) {
a.D = (b.D);
a.SD = (b.SD);
a.R = (b.R);
a.nz = (b.nz);
a.score = (b.score)
}
function AddScore(a, b) {
a.D += b.D;
a.SD += b.SD;
a.R += b.R;
a.nz |= b.nz;
a.score += b.score
}
var dl = {
prev: int,
level: int,
sign: int,
cost: score_t,
error: score_t,
ctx: int
};
var dm = 0;
var dn = 1;
var dp = (dm + 1 + dn);
function SetRDScore(a, b) {
b.score = b.R * a + 256 * (b.D + b.SD)
}
function RDScoreTrellis(a, b, c) {
return b * a + 256 * c
}
function TrellisQuantizeBlock(a, b, c, d, e, f, g) {
var h = a.enc_.proba_.coeffs_[e];
var i = a.enc_.proba_.level_cost_[e];
var k = (e == 0) ? 1 : 0;
var l = ArrM(new Array(17, dp), dl);
var o = new Array(-1, -1, -1);
var q = score_t;
var r;
var s = k - 1;
var n = int,
m = int,
p = int,
nz = int; {
var t = score_t;
var u = score_t;
var v = parseInt(f.q_[1] * f.q_[1] / 4);
var w = h[cw[k]][d][0];
u = 0;
for (n = k; n < 16; ++n) {
var j = cV[n];
var x = b[j] * b[j];
u += dk[j] * x;
if (x > v) s = n
}
if (s < 15) ++s;
t = VP8BitCost(0, w);
q = RDScoreTrellis(g, t, u);
n = k - 1;
for (m = -dm; m <= dn; ++m) {
l[n + 1][m + dm].cost = 0;
l[n + 1][m + dm].error = u;
l[n + 1][m + dm].ctx = d
}
}
for (n = k; n <= s; ++n) {
var j = cV[n];
var Q = f.q_[j];
var y = f.iq_[j];
var B = BIAS(0x00);
var z = (b[j] < 0) + 0;
var A = (z ? -b[j] : b[j]) + f.sharpen_[j];
var C;
if (A > 2047) A = 2047;
C = QUANTDIV(A, y, B);
for (m = -dm; m <= dn; ++m) {
var D = l[n + 1][m + dm];
var E, new_error;
var F = bH;
var G = C + m;
var w;
D.sign = z;
D.level = G;
D.ctx = (G == 0) ? 0 : (G == 1) ? 1 : 2;
if (G >= 2048 || G < 0) {
D.cost = bH;
continue
}
w = h[cw[n + 1]][D.ctx][0];
new_error = A - G * Q;
E = dk[j] * (A * A - new_error * new_error);
for (p = -dm; p <= dn; ++p) {
var H = l[n - 1 + 1][p + dm];
var I = H.ctx;
var J = i[cw[n]][I];
var K = H.error - E;
var t = score_t,
base_cost = score_t,
score = score_t;
if (H.cost >= bH) {
continue
}
base_cost = H.cost + VP8LevelCost(J, G);
t = base_cost;
if (G && n < 15) {
t += VP8BitCost(1, w)
}
score = RDScoreTrellis(g, t, K);
if (score < F) {
F = score;
D.cost = t;
D.error = K;
D.prev = p
}
if (G) {
t = base_cost;
if (n < 15) t += VP8BitCost(0, w);
score = RDScoreTrellis(g, t, K);
if (score < q) {
q = score;
o[0] = n;
o[1] = m;
o[2] = p
}
}
}
}
}
memset_(b, +k, 0, (16 - k) * sizeof(b));
memset_(c, +k, 0, (16 - k) * sizeof(c));
if (o[0] == -1) {
return 0
}
n = o[0];
r = o[1];
l[n + 1][r + dm].prev = o[2];
nz = 0;
for (; n >= k; --n) {
var L = l[n + 1][r + dm];
var j = cV[n];
c[n] = L.sign ? -L.level : L.level;
nz |= (L.level != 0);
b[j] = c[n] * f.q_[j];
r = L.prev
}
return nz
}
function ReconstructIntra16(a, b, c, d, e) {
var f = a.enc_;
var g = a.yuv_p_;
var h = a.yuv_p_off + df[e];
var i = a.yuv_in_;
var j = a.yuv_in_off + bk;
var k = f.dqm_[a.mb_[a.mb_off].segment_];
var l = 0;
var n = int;
var m = ArrM(Array(16, 16), int16_t),
dc_tmp = Arr(16, int16_t);
for (n = 0; n < 16; ++n) {
dG(i, j + di[n], g, h + di[n], m[n])
}
dI(m, dc_tmp);
l |= dS(dc_tmp, b.y_dc_levels, 0, k.y2_) << 24;
if (cO && a.do_trellis_) {
var x, y;
VP8IteratorNzToBytes(a);
for (y = 0, n = 0; y < 4; ++y) {
for (x = 0; x < 4; ++x) {
var o = a.top_nz_[x] + a.left_nz_[y];
var p = TrellisQuantizeBlock(a, m[n], b.y_ac_levels[n], o, 0, k.y1_, k.lambda_trellis_i16_);
a.top_nz_[x] = a.left_nz_[y] = p;
l |= p << n;
++n
}
}
} else {
for (n = 0; n < 16; ++n) {
l |= dS(m[n], b.y_ac_levels[n], 1, k.y1_) << n
}
}
dH(dc_tmp, m);
for (n = 0; n < 16; n += 2) {
dF(g, h + di[n], m[n], 0, c, d + di[n], 1)
}
return l
}
function ReconstructIntra4(a, b, c, d, e, f, g) {
var h = a.enc_;
var i = a.yuv_p_;
var j = a.yuv_p_off + dh[g];
var k = h.dqm_[a.mb_[a.mb_off].segment_];
var l = 0;
var m = Arr(16, int16_t);
dG(c, d, i, j, m);
if (cN && a.do_trellis_) {
var x = a.i4_ & 3,
y = a.i4_ >> 2;
var n = a.top_nz_[x] + a.left_nz_[y];
l = TrellisQuantizeBlock(a, m, b, n, 3, k.y1_, k.lambda_trellis_i4_)
} else {
l = dS(m, b, 0, k.y1_)
}
dF(i, j, m, 0, e, f, 0);
return l
}
function ReconstructUV(a, b, c, d, e) {
var f = a.enc_;
var g = a.yuv_p_;
var h = a.yuv_p_off + dg[e];
var i = a.yuv_in_;
var j = a.yuv_in_off + bl;
var k = f.dqm_[a.mb_[a.mb_off].segment_];
var l = 0;
var n;
var m = ArrM(new Array(8, 16), int16_t);
for (n = 0; n < 8; ++n) {
dG(i, j + di[16 + n], g, h + di[16 + n], m[n])
}
if (cP && a.do_trellis_) {
var o, x, y;
for (o = 0; o <= 2; o += 2) {
n = 0;
for (y = 0; y < 2; ++y) {
for (x = 0; x < 2; ++x) {
var p = a.top_nz_[4 + o + x] + a.left_nz_[4 + o + y];
var q = TrellisQuantizeBlock(a, m[n], b.uv_levels[n], p, 2, k.uv_, k.lambda_trellis_uv_);
a.top_nz_[4 + o + x] = a.left_nz_[4 + o + y] = q;
l |= q << n;
++n
}
}
}
} else {
for (n = 0; n < 8; ++n) {
l |= dS(m[n], b.uv_levels[n], 0, k.uv_) << n
}
}
for (n = 0; n < 8; n += 1) {
dF(g, h + di[16 + n], m[n], 0, c, d + di[16 + n], 0)
}
return (l << 16)
}
function SwapPtr(a, c, b, d) {}
function SwapOut(a) {
var b = (a.yuv_out_);
var c = (a.yuv_out_off);
a.yuv_out_ = (a.yuv_out2_);
a.yuv_out_off = (a.yuv_out2_off);
a.yuv_out2_ = (b);
a.yuv_out2_off = (c)
}
var dq = newObjectIt(bU);
function PickBestIntra16(a, b) {
var c = a.enc_;
var d = c.dqm_[a.mb_[a.mb_off].segment_];
var e = d.lambda_i16_;
var f = d.tlambda_;
var g = a.yuv_in_;
var h = a.yuv_in_off + bk;
var i = (dq);
var j;
b.mode_i16 = -1;
for (j = 0; j < 4; ++j) {
var k = a.yuv_out2_;
var l = a.yuv_out2_off + bk;
var m = int;
m = ReconstructIntra16(a, i, k, l, j);
i.D = dM(g, h, k, l);
i.SD = f ? MULT_8B(f, dR(g, h, k, l, dj)) : 0;
i.R = VP8GetCostLuma16(a, i);
i.R += ct[j];
SetRDScore(e, i);
if (j == 0 || i.score < b.score) {
CopyScore(b, i);
b.mode_i16 = j;
b.nz = m;
memcpyArrM(b.y_ac_levels, 0, i.y_ac_levels, 0, i.y_ac_levels.length);
memcpy(b.y_dc_levels, 0, i.y_dc_levels, 0, i.y_dc_levels.length);
SwapOut(a)
}
}
SetRDScore(d.lambda_mode_, b);
VP8SetIntra16Mode(a, b.mode_i16)
}
function GetCostModeI4(a, b) {
var c = a.enc_.preds_w_;
var x = (a.i4_ & 3),
y = a.i4_ >> 2;
var d = (x == 0) ? a.preds_[a.preds_off + y * c - 1] : b[a.i4_ - 1];
var e = (y == 0) ? a.preds_[a.preds_off - c + x] : b[a.i4_ - 4];
return cu[e][d]
}
var dr = newObjectIt(bU);
var ds = newObjectIt(bU);
var dt = newObjectIt(bU);
function PickBestIntra4(a, b) {
var c = a.enc_;
var d = c.dqm_[a.mb_[a.mb_off].segment_];
var e = d.lambda_i4_;
var f = d.tlambda_;
var g = a.yuv_in_;
var h = a.yuv_in_off + bk;
var i = a.yuv_out2_;
var j = a.yuv_out2_off + bk;
var k = 0;
var l = (dr);
if (c.max_i4_header_bits_ == 0) {
return 0
}
InitScore(l);
l.score = 211;
VP8IteratorStartI4(a);
do {
var m = (ds);
var n;
var o = -1;
var p = g;
var q = h + di[a.i4_];
var r = GetCostModeI4(a, b.modes_i4);
var s = (i);
var t = (j + di[a.i4_]);
var u = (a.yuv_p_);
var v = (a.yuv_p_off + bG);
InitScore(m);
VP8MakeIntra4Preds(a);
for (n = 0; n < NUM_BMODES; ++n) {
var w = (dt);
var x = Arr(16, int16_t);
w.nz = ReconstructIntra4(a, x, p, q, u, v, n) << a.i4_;
w.D = dP(p, q, u, v);
w.SD = f ? MULT_8B(f, dQ(p, q, u, v, dj)) : 0;
w.R = VP8GetCostLuma4(a, x);
w.R += r[n];
SetRDScore(e, w);
if (o < 0 || w.score < m.score) {
CopyScore(m, w);
o = n;
var y = (u);
var z = (v);
u = (s);
v = (t);
s = (y);
t = (z);
memcpy(l.y_ac_levels[a.i4_], 0, x, 0, sizeof(x) * 16)
}
}
SetRDScore(d.lambda_mode_, m);
AddScore(l, m);
k += r[o];
if (l.score >= b.score || k > c.max_i4_header_bits_) {
return 0
}
if (t != j + di[a.i4_]) dT(s, t, i, j + di[a.i4_]);
b.modes_i4[a.i4_] = o;
a.top_nz_[a.i4_ & 3] = a.left_nz_[a.i4_ >> 2] = (m.nz ? 1 : 0)
} while (VP8IteratorRotateI4(a, i, j));
CopyScore(b, l);
VP8SetIntra4Mode(a, b.modes_i4);
SwapOut(a);
memcpyArrM(b.y_ac_levels, 0, l.y_ac_levels, 0, b.y_ac_levels.length);
return 1
}
var du = newObjectIt(bU);
var dv = newObjectIt(bU);
function PickBestUV(a, b) {
var c = a.enc_;
var d = c.dqm_[a.mb_[a.mb_off].segment_];
var e = d.lambda_uv_;
var f = a.yuv_in_;
var g = a.yuv_in_off + bl;
var h = a.yuv_out2_;
var i = a.yuv_out2_off + bl;
var j = a.yuv_out_;
var k = a.yuv_out_off + bl;
var l = (du);
var m;
b.mode_uv = -1;
InitScore(l);
for (m = 0; m < 4; ++m) {
var n = (dv);
n.nz = ReconstructUV(a, n, h, i, m);
n.D = dO(f, g, h, i);
n.SD = 0;
n.R = VP8GetCostUV(a, n);
n.R += cs[m];
SetRDScore(e, n);
if (m == 0 || n.score < l.score) {
CopyScore(l, n);
b.mode_uv = m;
memcpyArrM(b.uv_levels, 0, n.uv_levels, 0, b.uv_levels.length);
memcpy(j, k, h, i, bh)
}
}
VP8SetIntraUVMode(a, b.mode_uv);
AddScore(b, l)
}
function SimpleQuantize(a, b) {
var c = a.enc_;
var d = (a.mb_[a.mb_off].type_ == 1);
var e = 0;
if (d) {
e = ReconstructIntra16(a, b, a.yuv_out_, a.yuv_out_off + bk, a.preds_[a.preds_off + 0])
} else {
VP8IteratorStartI4(a);
do {
var f = a.preds_[a.preds_off + (a.i4_ & 3) + (a.i4_ >> 2) * c.preds_w_];
var g = a.yuv_in_;
var h = a.yuv_in_off + bk + di[a.i4_];
var i = a.yuv_out_;
var j = a.yuv_out_off + bk + di[a.i4_];
VP8MakeIntra4Preds(a);
e |= ReconstructIntra4(a, b.y_ac_levels[a.i4_], g, h, i, j, f) << a.i4_
} while (VP8IteratorRotateI4(a, a.yuv_out_, a.yuv_out_off + bk))
}
e |= ReconstructUV(a, b, a.yuv_out_, a.yuv_out_off + bl, a.mb_[a.mb_off].uv_mode_);
b.nz = e
}
function VP8Decimate(a, b, c) {
var d = int;
InitScore(b);
VP8MakeLuma16Preds(a);
VP8MakeChroma8Preds(a);
if (c > 0) {
a.do_trellis_ = (c > 2) + 0;
PickBestIntra16(a, b);
if (a.enc_.method_ >= 2) {
PickBestIntra4(a, b)
}
PickBestUV(a, b);
if (c == 2) {
a.do_trellis_ = 1;
SimpleQuantize(a, b)
}
} else {
a.do_trellis_ = (a.enc_.method_ == 2) + 0;
SimpleQuantize(a, b)
}
d = (b.nz == 0) + 0;
VP8SetSkip(a, d);
return d
}
var dw = new Array(new Array(new Array(new Array(128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128), new Array(128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128), new Array(128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128)), new Array(new Array(253, 136, 254, 255, 228, 219, 128, 128, 128, 128, 128), new Array(189, 129, 242, 255, 227, 213, 255, 219, 128, 128, 128), new Array(106, 126, 227, 252, 214, 209, 255, 255, 128, 128, 128)), new Array(new Array(1, 98, 248, 255, 236, 226, 255, 255, 128, 128, 128), new Array(181, 133, 238, 254, 221, 234, 255, 154, 128, 128, 128), new Array(78, 134, 202, 247, 198, 180, 255, 219, 128, 128, 128)), new Array(new Array(1, 185, 249, 255, 243, 255, 128, 128, 128, 128, 128), new Array(184, 150, 247, 255, 236, 224, 128, 128, 128, 128, 128), new Array(77, 110, 216, 255, 236, 230, 128, 128, 128, 128, 128)), new Array(new Array(1, 101, 251, 255, 241, 255, 128, 128, 128, 128, 128), new Array(170, 139, 241, 252, 236, 209, 255, 255, 128, 128, 128), new Array(37, 116, 196, 243, 228, 255, 255, 255, 128, 128, 128)), new Array(new Array(1, 204, 254, 255, 245, 255, 128, 128, 128, 128, 128), new Array(207, 160, 250, 255, 238, 128, 128, 128, 128, 128, 128), new Array(102, 103, 231, 255, 211, 171, 128, 128, 128, 128, 128)), new Array(new Array(1, 152, 252, 255, 240, 255, 128, 128, 128, 128, 128), new Array(177, 135, 243, 255, 234, 225, 128, 128, 128, 128, 128), new Array(80, 129, 211, 255, 194, 224, 128, 128, 128, 128, 128)), new Array(new Array(1, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128), new Array(246, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128), new Array(255, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128))), new Array(new Array(new Array(198, 35, 237, 223, 193, 187, 162, 160, 145, 155, 62), new Array(131, 45, 198, 221, 172, 176, 220, 157, 252, 221, 1), new Array(68, 47, 146, 208, 149, 167, 221, 162, 255, 223, 128)), new Array(new Array(1, 149, 241, 255, 221, 224, 255, 255, 128, 128, 128), new Array(184, 141, 234, 253, 222, 220, 255, 199, 128, 128, 128), new Array(81, 99, 181, 242, 176, 190, 249, 202, 255, 255, 128)), new Array(new Array(1, 129, 232, 253, 214, 197, 242, 196, 255, 255, 128), new Array(99, 121, 210, 250, 201, 198, 255, 202, 128, 128, 128), new Array(23, 91, 163, 242, 170, 187, 247, 210, 255, 255, 128)), new Array(new Array(1, 200, 246, 255, 234, 255, 128, 128, 128, 128, 128), new Array(109, 178, 241, 255, 231, 245, 255, 255, 128, 128, 128), new Array(44, 130, 201, 253, 205, 192, 255, 255, 128, 128, 128)), new Array(new Array(1, 132, 239, 251, 219, 209, 255, 165, 128, 128, 128), new Array(94, 136, 225, 251, 218, 190, 255, 255, 128, 128, 128), new Array(22, 100, 174, 245, 186, 161, 255, 199, 128, 128, 128)), new Array(new Array(1, 182, 249, 255, 232, 235, 128, 128, 128, 128, 128), new Array(124, 143, 241, 255, 227, 234, 128, 128, 128, 128, 128), new Array(35, 77, 181, 251, 193, 211, 255, 205, 128, 128, 128)), new Array(new Array(1, 157, 247, 255, 236, 231, 255, 255, 128, 128, 128), new Array(121, 141, 235, 255, 225, 227, 255, 255, 128, 128, 128), new Array(45, 99, 188, 251, 195, 217, 255, 224, 128, 128, 128)), new Array(new Array(1, 1, 251, 255, 213, 255, 128, 128, 128, 128, 128), new Array(203, 1, 248, 255, 255, 128, 128, 128, 128, 128, 128), new Array(137, 1, 177, 255, 224, 255, 128, 128, 128, 128, 128))), new Array(new Array(new Array(253, 9, 248, 251, 207, 208, 255, 192, 128, 128, 128), new Array(175, 13, 224, 243, 193, 185, 249, 198, 255, 255, 128), new Array(73, 17, 171, 221, 161, 179, 236, 167, 255, 234, 128)), new Array(new Array(1, 95, 247, 253, 212, 183, 255, 255, 128, 128, 128), new Array(239, 90, 244, 250, 211, 209, 255, 255, 128, 128, 128), new Array(155, 77, 195, 248, 188, 195, 255, 255, 128, 128, 128)), new Array(new Array(1, 24, 239, 251, 218, 219, 255, 205, 128, 128, 128), new Array(201, 51, 219, 255, 196, 186, 128, 128, 128, 128, 128), new Array(69, 46, 190, 239, 201, 218, 255, 228, 128, 128, 128)), new Array(new Array(1, 191, 251, 255, 255, 128, 128, 128, 128, 128, 128), new Array(223, 165, 249, 255, 213, 255, 128, 128, 128, 128, 128), new Array(141, 124, 248, 255, 255, 128, 128, 128, 128, 128, 128)), new Array(new Array(1, 16, 248, 255, 255, 128, 128, 128, 128, 128, 128), new Array(190, 36, 230, 255, 236, 255, 128, 128, 128, 128, 128), new Array(149, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128)), new Array(new Array(1, 226, 255, 128, 128, 128, 128, 128, 128, 128, 128), new Array(247, 192, 255, 128, 128, 128, 128, 128, 128, 128, 128), new Array(240, 128, 255, 128, 128, 128, 128, 128, 128, 128, 128)), new Array(new Array(1, 134, 252, 255, 255, 128, 128, 128, 128, 128, 128), new Array(213, 62, 250, 255, 255, 128, 128, 128, 128, 128, 128), new Array(55, 93, 255, 128, 128, 128, 128, 128, 128, 128, 128)), new Array(new Array(128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128), new Array(128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128), new Array(128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128))), new Array(new Array(new Array(202, 24, 213, 235, 186, 191, 220, 160, 240, 175, 255), new Array(126, 38, 182, 232, 169, 184, 228, 174, 255, 187, 128), new Array(61, 46, 138, 219, 151, 178, 240, 170, 255, 216, 128)), new Array(new Array(1, 112, 230, 250, 199, 191, 247, 159, 255, 255, 128), new Array(166, 109, 228, 252, 211, 215, 255, 174, 128, 128, 128), new Array(39, 77, 162, 232, 172, 180, 245, 178, 255, 255, 128)), new Array(new Array(1, 52, 220, 246, 198, 199, 249, 220, 255, 255, 128), new Array(124, 74, 191, 243, 183, 193, 250, 221, 255, 255, 128), new Array(24, 71, 130, 219, 154, 170, 243, 182, 255, 255, 128)), new Array(new Array(1, 182, 225, 249, 219, 240, 255, 224, 128, 128, 128), new Array(149, 150, 226, 252, 216, 205, 255, 171, 128, 128, 128), new Array(28, 108, 170, 242, 183, 194, 254, 223, 255, 255, 128)), new Array(new Array(1, 81, 230, 252, 204, 203, 255, 192, 128, 128, 128), new Array(123, 102, 209, 247, 188, 196, 255, 233, 128, 128, 128), new Array(20, 95, 153, 243, 164, 173, 255, 203, 128, 128, 128)), new Array(new Array(1, 222, 248, 255, 216, 213, 128, 128, 128, 128, 128), new Array(168, 175, 246, 252, 235, 205, 255, 255, 128, 128, 128), new Array(47, 116, 215, 255, 211, 212, 255, 255, 128, 128, 128)), new Array(new Array(1, 121, 236, 253, 212, 214, 255, 255, 128, 128, 128), new Array(141, 84, 213, 252, 201, 202, 255, 219, 128, 128, 128), new Array(42, 80, 160, 240, 162, 185, 255, 205, 128, 128, 128)), new Array(new Array(1, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128), new Array(244, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128), new Array(238, 1, 255, 128, 128, 128, 128, 128, 128, 128, 128))));
function VP8DefaultProbas(a) {
var b = a.proba_;
for (var i = 0; i < b.segments_.length; ++i) b.segments_[i] = 255;
b.coeffs_ = newObjectIt(dw);
b.use_skip_proba_ = 0
}
var dx = new Array(new Array(new Array(231, 120, 48, 89, 115, 113, 120, 152, 112), new Array(152, 179, 64, 126, 170, 118, 46, 70, 95), new Array(175, 69, 143, 80, 85, 82, 72, 155, 103), new Array(56, 58, 10, 171, 218, 189, 17, 13, 152), new Array(114, 26, 17, 163, 44, 195, 21, 10, 173), new Array(121, 24, 80, 195, 26, 62, 44, 64, 85), new Array(144, 71, 10, 38, 171, 213, 144, 34, 26), new Array(170, 46, 55, 19, 136, 160, 33, 206, 71), new Array(63, 20, 8, 114, 114, 208, 12, 9, 226), new Array(81, 40, 11, 96, 182, 84, 29, 16, 36)), new Array(new Array(134, 183, 89, 137, 98, 101, 106, 165, 148), new Array(72, 187, 100, 130, 157, 111, 32, 75, 80), new Array(66, 102, 167, 99, 74, 62, 40, 234, 128), new Array(41, 53, 9, 178, 241, 141, 26, 8, 107), new Array(74, 43, 26, 146, 73, 166, 49, 23, 157), new Array(65, 38, 105, 160, 51, 52, 31, 115, 128), new Array(104, 79, 12, 27, 217, 255, 87, 17, 7), new Array(87, 68, 71, 44, 114, 51, 15, 186, 23), new Array(47, 41, 14, 110, 182, 183, 21, 17, 194), new Array(66, 45, 25, 102, 197, 189, 23, 18, 22)), new Array(new Array(88, 88, 147, 150, 42, 46, 45, 196, 205), new Array(43, 97, 183, 117, 85, 38, 35, 179, 61), new Array(39, 53, 200, 87, 26, 21, 43, 232, 171), new Array(56, 34, 51, 104, 114, 102, 29, 93, 77), new Array(39, 28, 85, 171, 58, 165, 90, 98, 64), new Array(34, 22, 116, 206, 23, 34, 43, 166, 73), new Array(107, 54, 32, 26, 51, 1, 81, 43, 31), new Array(68, 25, 106, 22, 64, 171, 36, 225, 114), new Array(34, 19, 21, 102, 132, 188, 16, 76, 124), new Array(62, 18, 78, 95, 85, 57, 50, 48, 51)), new Array(new Array(193, 101, 35, 159, 215, 111, 89, 46, 111), new Array(60, 148, 31, 172, 219, 228, 21, 18, 111), new Array(112, 113, 77, 85, 179, 255, 38, 120, 114), new Array(40, 42, 1, 196, 245, 209, 10, 25, 109), new Array(88, 43, 29, 140, 166, 213, 37, 43, 154), new Array(61, 63, 30, 155, 67, 45, 68, 1, 209), new Array(100, 80, 8, 43, 154, 1, 51, 26, 71), new Array(142, 78, 78, 16, 255, 128, 34, 197, 171), new Array(41, 40, 5, 102, 211, 183, 4, 1, 221), new Array(51, 50, 17, 168, 209, 192, 23, 25, 82)), new Array(new Array(138, 31, 36, 171, 27, 166, 38, 44, 229), new Array(67, 87, 58, 169, 82, 115, 26, 59, 179), new Array(63, 59, 90, 180, 59, 166, 93, 73, 154), new Array(40, 40, 21, 116, 143, 209, 34, 39, 175), new Array(47, 15, 16, 183, 34, 223, 49, 45, 183), new Array(46, 17, 33, 183, 6, 98, 15, 32, 183), new Array(57, 46, 22, 24, 128, 1, 54, 17, 37), new Array(65, 32, 73, 115, 28, 128, 23, 128, 205), new Array(40, 3, 9, 115, 51, 192, 18, 6, 223), new Array(87, 37, 9, 115, 59, 77, 64, 21, 47)), new Array(new Array(104, 55, 44, 218, 9, 54, 53, 130, 226), new Array(64, 90, 70, 205, 40, 41, 23, 26, 57), new Array(54, 57, 112, 184, 5, 41, 38, 166, 213), new Array(30, 34, 26, 133, 152, 116, 10, 32, 134), new Array(39, 19, 53, 221, 26, 114, 32, 73, 255), new Array(31, 9, 65, 234, 2, 15, 1, 118, 73), new Array(75, 32, 12, 51, 192, 255, 160, 43, 51), new Array(88, 31, 35, 67, 102, 85, 55, 186, 85), new Array(56, 21, 23, 111, 59, 205, 45, 37, 192), new Array(55, 38, 70, 124, 73, 102, 1, 34, 98)), new Array(new Array(125, 98, 42, 88, 104, 85, 117, 175, 82), new Array(95, 84, 53, 89, 128, 100, 113, 101, 45), new Array(75, 79, 123, 47, 51, 128, 81, 171, 1), new Array(57, 17, 5, 71, 102, 57, 53, 41, 49), new Array(38, 33, 13, 121, 57, 73, 26, 1, 85), new Array(41, 10, 67, 138, 77, 110, 90, 47, 114), new Array(115, 21, 2, 10, 102, 255, 166, 23, 6), new Array(101, 29, 16, 10, 85, 128, 101, 196, 26), new Array(57, 18, 10, 102, 102, 213, 34, 20, 43), new Array(117, 20, 15, 36, 163, 128, 68, 1, 26)), new Array(new Array(102, 61, 71, 37, 34, 53, 31, 243, 192), new Array(69, 60, 71, 38, 73, 119, 28, 222, 37), new Array(68, 45, 128, 34, 1, 47, 11, 245, 171), new Array(62, 17, 19, 70, 146, 85, 55, 62, 70), new Array(37, 43, 37, 154, 100, 163, 85, 160, 1), new Array(63, 9, 92, 136, 28, 64, 32, 201, 85), new Array(75, 15, 9, 9, 64, 255, 184, 119, 16), new Array(86, 6, 28, 5, 64, 255, 25, 248, 1), new Array(56, 8, 17, 132, 137, 255, 55, 116, 128), new Array(58, 15, 20, 82, 135, 57, 26, 121, 40)), new Array(new Array(164, 50, 31, 137, 154, 133, 25, 35, 218), new Array(51, 103, 44, 131, 131, 123, 31, 6, 158), new Array(86, 40, 64, 135, 148, 224, 45, 183, 128), new Array(22, 26, 17, 131, 240, 154, 14, 1, 209), new Array(45, 16, 21, 91, 64, 222, 7, 1, 197), new Array(56, 21, 39, 155, 60, 138, 23, 102, 213), new Array(83, 12, 13, 54, 192, 255, 68, 47, 28), new Array(85, 26, 85, 85, 128, 128, 32, 146, 171), new Array(18, 11, 7, 63, 144, 171, 4, 4, 246), new Array(35, 27, 10, 146, 174, 171, 12, 26, 128)), new Array(new Array(190, 80, 35, 99, 180, 80, 126, 54, 45), new Array(85, 126, 47, 87, 176, 51, 41, 20, 32), new Array(101, 75, 128, 139, 118, 146, 116, 128, 85), new Array(56, 41, 15, 176, 236, 85, 37, 9, 62), new Array(71, 30, 17, 119, 118, 255, 17, 18, 138), new Array(101, 38, 60, 138, 55, 70, 43, 26, 142), new Array(146, 36, 19, 30, 171, 255, 97, 27, 20), new Array(138, 45, 61, 62, 219, 1, 81, 188, 64), new Array(32, 41, 20, 117, 151, 142, 20, 21, 163), new Array(112, 19, 12, 61, 195, 128, 48, 4, 24)));
function PutI4Mode(a, b, c) {
if (VP8PutBit(a, b != bd, c[0])) {
if (VP8PutBit(a, b != B_TM_PRED, c[1])) {
if (VP8PutBit(a, b != B_VE_PRED, c[2])) {
if (!VP8PutBit(a, b >= B_LD_PRED, c[3])) {
if (VP8PutBit(a, b != B_HE_PRED, c[4])) {
VP8PutBit(a, b != B_RD_PRED, c[5])
}
} else {
if (VP8PutBit(a, b != B_LD_PRED, c[6])) {
if (VP8PutBit(a, b != B_VL_PRED, c[7])) {
VP8PutBit(a, b != B_HD_PRED, c[8])
}
}
}
}
}
}
return b
}
function PutI16Mode(a, b) {
if (VP8PutBit(a, (b == TM_PRED || b == H_PRED), 156)) {
VP8PutBit(a, b == TM_PRED, 128)
} else {
VP8PutBit(a, b == V_PRED, 163)
}
}
function PutUVMode(a, b) {
if (VP8PutBit(a, b != DC_PRED, 142)) {
if (VP8PutBit(a, b != V_PRED, 114)) {
VP8PutBit(a, b != H_PRED, 183)
}
}
}
function PutSegment(a, s, p, b) {
if (VP8PutBit(a, s >= 2, p[b + 0])) b += 1;
VP8PutBit(a, s & 1, p[b + 1])
}
var dy = newObjectIt(bV);
function VP8CodeIntraModes(a) {
var b = a.bw_;
var c = (dy);
VP8IteratorInit(a, c);
do {
var d = c.mb_[c.mb_off];
var e = c.preds_;
var f = c.preds_off;
if (a.segment_hdr_.update_map_) {
PutSegment(b, d.segment_, a.proba_.segments_, 0)
}
if (a.proba_.use_skip_proba_) {
VP8PutBit(b, d.skip_, a.proba_.skip_proba_)
}
if (VP8PutBit(b, (d.type_ != 0), 145)) {
PutI16Mode(b, e[f + 0])
} else {
var g = a.preds_w_;
var h = e;
var i = f - g;
var x, y;
for (y = 0; y < 4; ++y) {
var j = e[f - 1];
for (x = 0; x < 4; ++x) {
var k = dx[h[i + x]][j];
j = PutI4Mode(b, e[f + x], k)
}
i = f;
f += g
}
}
PutUVMode(b, d.uv_mode_)
} while (VP8IteratorNext(c, 0, 0))
}
var dz = new Array(new Array(new Array(new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(176, 246, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(223, 241, 252, 255, 255, 255, 255, 255, 255, 255, 255), new Array(249, 253, 253, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 244, 252, 255, 255, 255, 255, 255, 255, 255, 255), new Array(234, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(253, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 246, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(239, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(254, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 248, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(251, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(251, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(254, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 254, 253, 255, 254, 255, 255, 255, 255, 255, 255), new Array(250, 255, 254, 255, 254, 255, 255, 255, 255, 255, 255), new Array(254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255))), new Array(new Array(new Array(217, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(225, 252, 241, 253, 255, 255, 254, 255, 255, 255, 255), new Array(234, 250, 241, 250, 253, 255, 253, 254, 255, 255, 255)), new Array(new Array(255, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(223, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(238, 253, 254, 254, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 248, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(249, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 253, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(247, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(252, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(253, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 254, 253, 255, 255, 255, 255, 255, 255, 255, 255), new Array(250, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255))), new Array(new Array(new Array(186, 251, 250, 255, 255, 255, 255, 255, 255, 255, 255), new Array(234, 251, 244, 254, 255, 255, 255, 255, 255, 255, 255), new Array(251, 251, 243, 253, 254, 255, 254, 255, 255, 255, 255)), new Array(new Array(255, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(236, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(251, 253, 253, 254, 254, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(254, 254, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(254, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255))), new Array(new Array(new Array(248, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(250, 254, 252, 254, 255, 255, 255, 255, 255, 255, 255), new Array(248, 254, 249, 253, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 253, 253, 255, 255, 255, 255, 255, 255, 255, 255), new Array(246, 253, 253, 255, 255, 255, 255, 255, 255, 255, 255), new Array(252, 254, 251, 254, 254, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 254, 252, 255, 255, 255, 255, 255, 255, 255, 255), new Array(248, 254, 253, 255, 255, 255, 255, 255, 255, 255, 255), new Array(253, 255, 254, 254, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 251, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(245, 251, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(253, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 251, 253, 255, 255, 255, 255, 255, 255, 255, 255), new Array(252, 253, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 252, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(249, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 254, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 255, 253, 255, 255, 255, 255, 255, 255, 255, 255), new Array(250, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255)), new Array(new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255), new Array(255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255))));
function VP8WriteProbas(a, d) {
var t, b, c, p;
for (t = 0; t < NUM_TYPES; ++t) {
for (b = 0; b < NUM_BANDS; ++b) {
for (c = 0; c < NUM_CTX; ++c) {
for (p = 0; p < NUM_PROBAS; ++p) {
var e = d.coeffs_[t][b][c][p];
var f = (e != dw[t][b][c][p]) + 0;
if (VP8PutBit(a, f, dz[t][b][c][p])) {
VP8PutValue(a, e, 8)
}
}
}
}
}
if (VP8PutBitUniform(a, d.use_skip_proba_)) {
VP8PutValue(a, d.skip_proba_, 8)
}
}
function ClipAlpha(a) {
return a < 0 ? 0 : a > 255 ? 255 : a
}
function VP8GetAlpha(a) {
var b = 0,
den = 0,
val = 0;
var k;
var c = int;
for (k = 0; k < bc; ++k) {
if (a[k + 1]) {
val += a[k + 1];
b += val * (k + 1);
den += (k + 1) * (k + 1)
}
}
c = den ? parseInt(10 * b / den - 5) : 0;
return ClipAlpha(c)
}
function CollectHistogram(a, b, c, d, e, f) {
var g = Arr(bc + 1, 0);
var h = Arr(16, int16_t);
var j, k;
for (j = e; j < f; ++j) {
dG(a, b + di[j], c, d + di[j], h);
for (k = 0; k < 16; ++k) {
var v = Math.abs(h[k]) >> 2;
h[k] = (v > bc) ? bc : v
}
for (k = 0; k < 16; ++k) {
g[h[k]]++
}
}
return VP8GetAlpha(g)
}
var cj = Arr((255 + 510 + 1), uint8_t);
var ck = 0;
function InitTables(a) {
if (!ck) {
var i;
for (i = -255; i <= 255 + 255; ++i) {
cj[255 + i] = (i < 0) ? 0 : (i > 255) ? 255 : i
}
ck = 1
}
}
function clip_8b(v) {
return (!(v & ~0xff)) ? v : v < 0 ? 0 : 255
}
var dA = 20091 + (1 << 16);
var dB = 35468;
function MUL(a, b) {
return (((a) * (b)) >> 16)
}
var C = Arr(4 * 4, int),
dD, tmp_off;
tmp_off = 0;
function ITransformOne(e, f, g, h, j, k) {
var C = Arr(4 * 4, int),
dD, tmp_off;
tmp_off = 0;
var i;
dD = C;
for (i = 0; i < 4; ++i) {
var a = g[h + 0] + g[h + 8];
var b = g[h + 0] - g[h + 8];
var c = ((g[h + 4] * dB) >> 16) - ((g[h + 12] * dA) >> 16);
var d = ((g[h + 4] * dA) >> 16) + ((g[h + 12] * dB) >> 16);
dD[tmp_off + 0] = a + d;
dD[tmp_off + 1] = b + c;
dD[tmp_off + 2] = b - c;
dD[tmp_off + 3] = a - d;
tmp_off += 4;
h++
}
tmp_off = 0;
for (i = 0; i < 4; ++i) {
var l = dD[tmp_off + 0] + 4;
var a = l + dD[tmp_off + 8];
var b = l - dD[tmp_off + 8];
var c = ((dD[tmp_off + 4] * dB) >> 16) - ((dD[tmp_off + 12] * dA) >> 16);
var d = ((dD[tmp_off + 4] * dA) >> 16) + ((dD[tmp_off + 12] * dB) >> 16);
j[k + 0 + i * bf] = clip_8b(e[f + 0 + i * bf] + ((a + d) >> 3));
j[k + 1 + i * bf] = clip_8b(e[f + 1 + i * bf] + ((b + c) >> 3));
j[k + 2 + i * bf] = clip_8b(e[f + 2 + i * bf] + ((b - c) >> 3));
j[k + 3 + i * bf] = clip_8b(e[f + 3 + i * bf] + ((a - d) >> 3));
tmp_off++
}
}
function ITransform(a, b, c, d, e, f, g) {
ITransformOne(a, b, c, d, e, f);
if (g) {
ITransformOne(a, b + 4, c, d + 16, e, f + 4)
}
}
function FTransform(a, b, c, d, e) {
var i;
for (i = 0; i < 4; ++i) {
var f = a[b + 0] - c[d + 0];
var g = a[b + 1] - c[d + 1];
var h = a[b + 2] - c[d + 2];
var j = a[b + 3] - c[d + 3];
var k = (f + j) << 3;
var l = (g + h) << 3;
var m = (g - h) << 3;
var n = (f - j) << 3;
dD[0 + i * 4] = (k + l) + 0;
dD[1 + i * 4] = (m * 2217 + n * 5352 + 14500) >> 12;
dD[2 + i * 4] = (k - l) + 0;
dD[3 + i * 4] = (n * 2217 - m * 5352 + 7500) >> 12;
b += bf, d += bf
}
for (i = 0; i < 4; ++i) {
var k = (dD[0 + i] + dD[12 + i]);
var l = (dD[4 + i] + dD[8 + i]);
var m = (dD[4 + i] - dD[8 + i]);
var n = (dD[0 + i] - dD[12 + i]);
e[0 + i] = (k + l + 7) >> 4;
e[4 + i] = ((m * 2217 + n * 5352 + 12000) >> 16) + (n != 0) + 0;
e[8 + i] = (k - l + 7) >> 4;
e[12 + i] = ((n * 2217 - m * 5352 + 51000) >> 16)
}
return e
}
var dC = 0;
function ITransformWHT(a, b) {
dC = 0;
var i;
for (i = 0; i < 4; ++i) {
var c = a[0 + i] + a[12 + i];
var d = a[4 + i] + a[8 + i];
var e = a[4 + i] - a[8 + i];
var f = a[0 + i] - a[12 + i];
dD[0 + i] = c + d;
dD[8 + i] = c - d;
dD[4 + i] = f + e;
dD[12 + i] = f - e
}
for (i = 0; i < 4; ++i) {
var g = dD[0 + i * 4] + 3;
var c = g + dD[3 + i * 4];
var d = dD[1 + i * 4] + dD[2 + i * 4];
var e = dD[1 + i * 4] - dD[2 + i * 4];
var f = g - dD[3 + i * 4];
b[dC + 0][0] = (c + d) >> 3;
b[dC + 1][0] = (f + e) >> 3;
b[dC + 2][0] = (c - d) >> 3;
b[dC + 3][0] = (f - e) >> 3;
dC += 4
}
}
function FTransformWHT(a, b) {
var c = 0;
var i;
for (i = 0; i < 4; ++i) {
var d = (a[c + 0][0] + a[c + 2][0]) << 2;
var e = (a[c + 1][0] + a[c + 3][0]) << 2;
var f = (a[c + 1][0] - a[c + 3][0]) << 2;
var g = (a[c + 0][0] - a[c + 2][0]) << 2;
dD[0 + i * 4] = (d + e) + (d != 0) + 0;
dD[1 + i * 4] = g + f;
dD[2 + i * 4] = g - f;
dD[3 + i * 4] = d - e;
c += 4
}
for (i = 0; i < 4; ++i) {
var d = (dD[0 + i] + dD[8 + i]);
var e = (dD[4 + i] + dD[12 + i]);
var f = (dD[4 + i] - dD[12 + i]);
var g = (dD[0 + i] - dD[8 + i]);
var h = d + e;
var j = g + f;
var k = g - f;
var l = d - e;
b[0 + i] = (h + (h > 0) + 3) >> 3;
b[4 + i] = (j + (j > 0) + 3) >> 3;
b[8 + i] = (k + (k > 0) + 3) >> 3;
b[12 + i] = (l + (l > 0) + 3) >> 3
}
}
function Fill(a, b, c, d) {
var j;
for (j = 0; j < d; ++j) {
memset_(a, b + j * bf, c, d)
}
}
function VerticalPred(a, b, c, d, e) {
var j;
if (c) {
for (j = 0; j < e; ++j) memcpy(b, a + j * bf, c, d, e)
} else {
Fill(b, a, 127, e)
}
}
function HorizontalPred(a, b, c, d, e) {
if (c) {
var j;
for (j = 0; j < e; ++j) {
memset_(b, a + j * bf, c[d + j], e)
}
} else {
Fill(b, a, 129, e)
}
}
function TrueMotion(a, b, c, d, e, f, g) {
var y;
if (c) {
if (e) {
var h = cj;
var i = +255 - c[d - 1];
for (y = 0; y < g; ++y) {
var j = h;
var k = i + c[d + y];
var x;
for (x = 0; x < g; ++x) {
b[a + x] = j[k + e[f + x]]
}
a += bf
}
} else {
HorizontalPred(a, b, c, d, g)
}
} else {
if (e) {
VerticalPred(a, b, e, f, g)
} else {
Fill(b, a, 129, g)
}
}
}
function DCMode(a, b, c, d, e, f, g, h, i) {
var k = 0;
var j;
if (e) {
for (j = 0; j < g; ++j) k += e[f + j];
if (c) {
for (j = 0; j < g; ++j) k += c[d + j]
} else {
k += k
}
k = (k + h) >> i
} else if (c) {
for (j = 0; j < g; ++j) k += c[d + j];
k += k;
k = (k + h) >> i
} else {
k = 0x80
}
Fill(b, a, k, g)
}
function IntraChromaPreds(a, b, c, d, e, f) {
DCMode(bs + b, a, c, d, e, f, 8, 8, 4);
VerticalPred(bu + b, a, e, f, 8);
HorizontalPred(bv + b, a, c, d, 8);
TrueMotion(bt + b, a, c, d, e, f, 8);
b += 8;
if (e) f += 8;
if (c) d += 16;
DCMode(bs + b, a, c, d, e, f, 8, 8, 4);
VerticalPred(bu + b, a, e, f, 8);
HorizontalPred(bv + b, a, c, d, 8);
TrueMotion(bt + b, a, c, d, e, f, 8)
}
function Intra16Preds(a, b, c, d, e, f) {
DCMode(bo + b, a, c, d, e, f, 16, 16, 5);
VerticalPred(bq + b, a, e, f, 16);
HorizontalPred(br + b, a, c, d, 16);
TrueMotion(bp + b, a, c, d, e, f, 16)
}
function AVG3(a, b, c) {
return (((a) + 2 * (b) + (c) + 2) >> 2)
};
function AVG2(a, b) {
return (((a) + (b) + 1) >> 1)
};
function VE4(a, b, c, d) {
var e = new Array();
e.push(AVG3(c[d - 1], c[d + 0], c[d + 1]));
e.push(AVG3(c[d + 0], c[d + 1], c[d + 2]));
e.push(AVG3(c[d + 1], c[d + 2], c[d + 3]));
e.push(AVG3(c[d + 2], c[d + 3], c[d + 4]));
var i;
for (i = 0; i < 4; ++i) {
memcpy(b, a + i * bf, e, 0, 4)
}
}
function HE4(a, b, c, d) {
var X = c[d - 1];
var I = c[d - 2];
var J = c[d - 3];
var K = c[d - 4];
var L = c[d - 5];
b[a + 0 + 0 * bf] = b[a + 1 + 0 * bf] = b[a + 2 + 0 * bf] = b[a + 3 + 0 * bf] = AVG3(X, I, J);
b[a + 0 + 1 * bf] = b[a + 1 + 1 * bf] = b[a + 2 + 1 * bf] = b[a + 3 + 1 * bf] = AVG3(I, J, K);
b[a + 0 + 2 * bf] = b[a + 1 + 2 * bf] = b[a + 2 + 2 * bf] = b[a + 3 + 2 * bf] = AVG3(J, K, L);
b[a + 0 + 3 * bf] = b[a + 1 + 3 * bf] = b[a + 2 + 3 * bf] = b[a + 3 + 3 * bf] = AVG3(K, L, L)
}
function DC4(a, b, c, d) {
var e = 4;
var i;
for (i = 0; i < 4; ++i) e += c[d + i] + c[d - 5 + i];
Fill(b, a, e >> 3, 4)
}
function RD4(a, b, c, d) {
var X = c[d - 1];
var I = c[d - 2];
var J = c[d - 3];
var K = c[d - 4];
var L = c[d - 5];
var A = c[d + 0];
var B = c[d + 1];
var C = c[d + 2];
var D = c[d + 3];
b[a + (0) + (3) * bf] = AVG3(J, K, L);
b[a + (0) + (2) * bf] = b[a + (1) + (3) * bf] = AVG3(I, J, K);
b[a + (0) + (1) * bf] = b[a + (1) + (2) * bf] = b[a + (2) + (3) * bf] = AVG3(X, I, J);
b[a + (0) + (0) * bf] = b[a + (1) + (1) * bf] = b[a + (2) + (2) * bf] = b[a + (3) + (3) * bf] = AVG3(A, X, I);
b[a + (1) + (0) * bf] = b[a + (2) + (1) * bf] = b[a + (3) + (2) * bf] = AVG3(B, A, X);
b[a + (2) + (0) * bf] = b[a + (3) + (1) * bf] = AVG3(C, B, A);
b[a + (3) + (0) * bf] = AVG3(D, C, B)
}
function LD4(a, b, c, d) {
var A = c[d + 0];
var B = c[d + 1];
var C = c[d + 2];
var D = c[d + 3];
var E = c[d + 4];
var F = c[d + 5];
var G = c[d + 6];
var H = c[d + 7];
b[a + (0) + (0) * bf] = AVG3(A, B, C);
b[a + (1) + (0) * bf] = b[a + (0) + (1) * bf] = AVG3(B, C, D);
b[a + (2) + (0) * bf] = b[a + (1) + (1) * bf] = b[a + (0) + (2) * bf] = AVG3(C, D, E);
b[a + (3) + (0) * bf] = b[a + (2) + (1) * bf] = b[a + (1) + (2) * bf] = b[a + (0) + (3) * bf] = AVG3(D, E, F);
b[a + (3) + (1) * bf] = b[a + (2) + (2) * bf] = b[a + (1) + (3) * bf] = AVG3(E, F, G);
b[a + (3) + (2) * bf] = b[a + (2) + (3) * bf] = AVG3(F, G, H);
b[a + (3) + (3) * bf] = AVG3(G, H, H)
}
function VR4(a, b, c, d) {
var X = c[d - 1];
var I = c[d - 2];
var J = c[d - 3];
var K = c[d - 4];
var A = c[d + 0];
var B = c[d + 1];
var C = c[d + 2];
var D = c[d + 3];
b[a + (0) + (0) * bf] = b[a + (1) + (2) * bf] = AVG2(X, A);
b[a + (1) + (0) * bf] = b[a + (2) + (2) * bf] = AVG2(A, B);
b[a + (2) + (0) * bf] = b[a + (3) + (2) * bf] = AVG2(B, C);
b[a + (3) + (0) * bf] = AVG2(C, D);
b[a + (0) + (3) * bf] = AVG3(K, J, I);
b[a + (0) + (2) * bf] = AVG3(J, I, X);
b[a + (0) + (1) * bf] = b[a + (1) + (3) * bf] = AVG3(I, X, A);
b[a + (1) + (1) * bf] = b[a + (2) + (3) * bf] = AVG3(X, A, B);
b[a + (2) + (1) * bf] = b[a + (3) + (3) * bf] = AVG3(A, B, C);
b[a + (3) + (1) * bf] = AVG3(B, C, D)
}
function VL4(a, b, c, d) {
var A = c[d + 0];
var B = c[d + 1];
var C = c[d + 2];
var D = c[d + 3];
var E = c[d + 4];
var F = c[d + 5];
var G = c[d + 6];
var H = c[d + 7];
b[a + (0) + (0) * bf] = AVG2(A, B);
b[a + (1) + (0) * bf] = b[a + (0) + (2) * bf] = AVG2(B, C);
b[a + (2) + (0) * bf] = b[a + (1) + (2) * bf] = AVG2(C, D);
b[a + (3) + (0) * bf] = b[a + (2) + (2) * bf] = AVG2(D, E);
b[a + (0) + (1) * bf] = AVG3(A, B, C);
b[a + (1) + (1) * bf] = b[a + (0) + (3) * bf] = AVG3(B, C, D);
b[a + (2) + (1) * bf] = b[a + (1) + (3) * bf] = AVG3(C, D, E);
b[a + (3) + (1) * bf] = b[a + (2) + (3) * bf] = AVG3(D, E, F);
b[a + (3) + (2) * bf] = AVG3(E, F, G);
b[a + (3) + (3) * bf] = AVG3(F, G, H)
}
function HU4(a, b, c, d) {
var I = c[d - 2];
var J = c[d - 3];
var K = c[d - 4];
var L = c[d - 5];
b[a + (0) + (0) * bf] = AVG2(I, J);
b[a + (2) + (0) * bf] = b[a + (0) + (1) * bf] = AVG2(J, K);
b[a + (2) + (1) * bf] = b[a + (0) + (2) * bf] = AVG2(K, L);
b[a + (1) + (0) * bf] = AVG3(I, J, K);
b[a + (3) + (0) * bf] = b[a + (1) + (1) * bf] = AVG3(J, K, L);
b[a + (3) + (1) * bf] = b[a + (1) + (2) * bf] = AVG3(K, L, L);
b[a + (3) + (2) * bf] = b[a + (2) + (2) * bf] = b[a + (0) + (3) * bf] = b[a + (1) + (3) * bf] = b[a + (2) + (3) * bf] = b[a + (3) + (3) * bf] = L
}
function HD4(a, b, c, d) {
var X = c[d - 1];
var I = c[d - 2];
var J = c[d - 3];
var K = c[d - 4];
var L = c[d - 5];
var A = c[d + 0];
var B = c[d + 1];
var C = c[d + 2];
b[a + (0) + (0) * bf] = b[a + (2) + (1) * bf] = AVG2(I, X);
b[a + (0) + (1) * bf] = b[a + (2) + (2) * bf] = AVG2(J, I);
b[a + (0) + (2) * bf] = b[a + (2) + (3) * bf] = AVG2(K, J);
b[a + (0) + (3) * bf] = AVG2(L, K);
b[a + (3) + (0) * bf] = AVG3(A, B, C);
b[a + (2) + (0) * bf] = AVG3(X, A, B);
b[a + (1) + (0) * bf] = b[a + (3) + (1) * bf] = AVG3(I, X, A);
b[a + (1) + (1) * bf] = b[a + (3) + (2) * bf] = AVG3(J, I, X);
b[a + (1) + (2) * bf] = b[a + (3) + (3) * bf] = AVG3(K, J, I);
b[a + (1) + (3) * bf] = AVG3(L, K, J)
}
function TM4(a, b, c, d) {
var x, y;
var e = cj;
var f = +255 - c[d - 1];
for (y = 0; y < 4; ++y) {
var g = e;
var h = f + c[d - 2 - y];
for (x = 0; x < 4; ++x) {
b[a + x] = g[h + c[d + x]]
}
a += bf
}
}
function Intra4Preds(a, b, c, d) {
DC4(bw + b, a, c, d);
TM4(bx + b, a, c, d);
VE4(by + b, a, c, d);
HE4(bz + b, a, c, d);
RD4(bA + b, a, c, d);
VR4(bB + b, a, c, d);
LD4(bC + b, a, c, d);
VL4(bD + b, a, c, d);
HD4(bE + b, a, c, d);
HU4(bF + b, a, c, d)
}
function GetSSE(a, c, b, d, w, h) {
var e = 0;
var y, x;
for (y = 0; y < h; ++y) {
for (x = 0; x < w; ++x) {
var f = a[c + x] - b[d + x];
e += f * f
}
c += bf;
d += bf
}
return e
}
function SSE16x16(a, c, b, d) {
return GetSSE(a, c, b, d, 16, 16)
}
function SSE16x8(a, c, b, d) {
return GetSSE(a, c, b, d, 16, 8)
}
function SSE8x8(a, c, b, d) {
return GetSSE(a, c, b, d, 8, 8)
}
function SSE4x4(a, c, b, d) {
return GetSSE(a, c, b, d, 4, 4)
}
var dD = Arr(16, int);
function TTransform(a, b, w) {
var c = 0;
var i;
var d = 0;
for (i = 0; i < 4; ++i) {
var e = (a[b + 0] + a[b + 2]) << 2;
var f = (a[b + 1] + a[b + 3]) << 2;
var g = (a[b + 1] - a[b + 3]) << 2;
var h = (a[b + 0] - a[b + 2]) << 2;
dD[0 + i * 4] = e + f + (e != 0) + 0;
dD[1 + i * 4] = h + g;
dD[2 + i * 4] = h - g;
dD[3 + i * 4] = e - f;
b += bf
}
for (i = 0; i < 4; ++i) {
var e = (dD[0 + i] + dD[8 + i]);
var f = (dD[4 + i] + dD[12 + i]);
var g = (dD[4 + i] - dD[12 + i]);
var h = (dD[0 + i] - dD[8 + i]);
var j = e + f;
var k = h + g;
var l = h - g;
var m = e - f;
c += w[d + 0] * ((Math.abs(j) + 3) >> 3);
c += w[d + 4] * ((Math.abs(k) + 3) >> 3);
c += w[d + 8] * ((Math.abs(l) + 3) >> 3);
c += w[d + 12] * ((Math.abs(m) + 3) >> 3);
++d
}
return c
}
function Disto4x4(a, c, b, d, w) {
var e = TTransform(a, c, w);
var f = TTransform(b, d, w);
return (Math.abs(f - e) + 8) >> 4
}
function Disto16x16(a, c, b, d, w) {
var D = 0;
var x, y = int;
for (y = 0; y < 16 * bf; y += 4 * bf) {
for (x = 0; x < 16; x += 4) {
D += Disto4x4(a, c + x + y, b, d + x + y, w)
}
}
return D
}
function QuantizeBlock(a, b, n, c) {
var d = -1;
for (; n < 16; ++n) {
var j = cV[n];
var e = (a[j] < 0);
var f = (e ? -a[j] : a[j]) + c.sharpen_[j];
if (f > 2047) f = 2047;
if (f > c.zthresh_[j]) {
var Q = c.q_[j];
var g = c.iq_[j];
var B = c.bias_[j];
b[n] = QUANTDIV(f, g, B);
if (e) b[n] = -b[n];
a[j] = b[n] * Q;
if (b[n]) d = n
} else {
b[n] = 0;
a[j] = 0
}
}
return (d >= 0) + 0
}
function Copy(a, b, c, d, e) {
var y;
for (y = 0; y < e; ++y) {
memcpy(c, d, a, b, e);
b += bf;
d += bf
}
}
function Copy4x4(a, b, c, d) {
Copy(a, b, c, d, 4)
}
function Copy8x8(a, b, c, d) {
Copy(a, b, c, d, 8)
}
function Copy16x16(a, b, c, d) {
Copy(a, b, c, d, 16)
}
var dE;
var dF;
var dG;
var dH;
var dI;
var dJ;
var dK;
var dL;
var dM;
var dN;
var dO;
var dP;
var dQ;
var dR;
var dS;
var dT;
var dU;
var dV;
function VP8EncDspInit(a) {
InitTables();
dE = CollectHistogram;
dF = ITransform;
dG = FTransform;
dH = ITransformWHT;
dI = FTransformWHT;
dJ = Intra4Preds;
dK = Intra16Preds;
dL = IntraChromaPreds;
dM = SSE16x16;
dN = SSE8x8;
dO = SSE16x8;
dP = SSE4x4;
dQ = Disto4x4;
dR = Disto16x16;
dS = QuantizeBlock;
dT = Copy4x4;
dU = Copy8x8;
dV = Copy16x16
}
function WebPConfigInitInternal(a, b, c, d) {
if (d != N) {
return 0
}
if (a == null) return 0;
a.quality = c;
a.target_size = 0;
a.target_PSNR = 0.;
a.method = 3;
a.sns_strength = 50;
a.filter_strength = 20;
a.filter_sharpness = 0;
a.filter_type = 0;
a.partitions = 0;
a.segments = 4;
a.pass = 1;
a.show_compressed = 0;
a.preprocessing = 0;
a.autofilter = 0;
a.alpha_compression = 0;
a.partition_limit = 0;
if (ea) {
a.quality = ea.quality ? ea.quality : c;
a.target_size = ea.target_size ? ea.target_size : 0;
a.target_PSNR = ea.target_PSNR ? ea.target_PSNR : 0.;
a.method = ea.method ? ea.method : 0;
a.sns_strength = ea.sns_strength ? ea.sns_strength : 50;
a.filter_strength = ea.filter_strength ? ea.filter_strength : 20;
a.filter_sharpness = ea.filter_sharpness ? ea.filter_sharpness : 0;
a.filter_type = ea.filter_type ? ea.filter_type : 0;
a.partitions = ea.partitions ? ea.partitions : 0;
a.segments = ea.segments ? ea.segments : 4;
a.pass = ea.pass ? ea.pass : 1;
a.show_compressed = ea.show_compressed ? ea.show_compressed : 0;
a.preprocessing = ea.preprocessing ? ea.preprocessing : 0;
a.autofilter = ea.autofilter ? ea.autofilter : 0;
a.alpha_compression = ea.alpha_compression ? ea.alpha_compression : 0;
a.partition_limit = ea.partition_limit ? ea.partition_limit : 0;
b = ea.Preset ? ea.preset : P.WEBP_PRESET_DEFAULT
}
switch (b) {
case P.WEBP_PRESET_PICTURE:
a.sns_strength = 80;
a.filter_sharpness = 4;
a.filter_strength = 35;
break;
case P.WEBP_PRESET_PHOTO:
a.sns_strength = 80;
a.filter_sharpness = 3;
a.filter_strength = 30;
break;
case P.WEBP_PRESET_DRAWING:
a.sns_strength = 25;
a.filter_sharpness = 6;
a.filter_strength = 10;
break;
case P.WEBP_PRESET_ICON:
a.sns_strength = 0;
a.filter_strength = 0;
break;
case P.WEBP_PRESET_TEXT:
a.sns_strength = 0;
a.filter_strength = 0;
a.segments = 2;
break;
case P.WEBP_PRESET_DEFAULT:
default:
break
}
return WebPValidateConfig(a)
}
function WebPValidateConfig(a) {
if (a == null) return 0;
if (a.quality < 0 || a.quality > 100) return 0;
if (a.target_size < 0) return 0;
if (a.target_PSNR < 0) return 0;
if (a.method < 0 || a.method > 6) return 0;
if (a.segments < 1 || a.segments > 4) return 0;
if (a.sns_strength < 0 || a.sns_strength > 100) return 0;
if (a.filter_strength < 0 || a.filter_strength > 100) return 0;
if (a.filter_sharpness < 0 || a.filter_sharpness > 7) return 0;
if (a.filter_type < 0 || a.filter_type > 1) return 0;
if (a.autofilter < 0 || a.autofilter > 1) return 0;
if (a.pass < 1 || a.pass > 10) return 0;
if (a.show_compressed < 0 || a.show_compressed > 1) return 0;
if (a.preprocessing < 0 || a.preprocessing > 1) return 0;
if (a.partitions < 0 || a.partitions > 3) return 0;
if (a.partition_limit < 0 || a.partition_limit > 100) return 0;
if (a.alpha_compression < 0) return 0;
return 1
}
var dW = 16384;
this.WebPGetEncoderVersion = function(a) {
return (Z << 16) | (ba << 8) | bb
};
function DummyWriter(a, b, c) {
return 1
}
function WebPPictureInitInternal(d, e) {
if (e != N) {
return 0
}
if (d) {
d = newObjectIt(V);
d.writer = function DummyWriter(a, b, c) {};
WebPEncodingSetError(d, U)
}
return 1
}
function ResetSegmentHeader(a) {
var b = a.segment_hdr_;
b.num_segments_ = a.config_.segments;
b.update_map_ = (b.num_segments_ > 1) + 0;
b.size_ = 0
}
function ResetFilterHeader(a) {
var b = a.filter_hdr_;
b.simple_ = 1;
b.level_ = 0;
b.sharpness_ = 0;
b.i4x4_lf_delta_ = 0
}
function ResetBoundaryPredictions(a) {
var i;
var b = a.preds_;
var c = a.preds_off - a.preds_w_;
var d = a.preds_;
var e = a.preds_off - 1;
for (i = -1; i < 4 * a.mb_w_; ++i) {
b[c + i] = bd
}
for (i = 0; i < 4 * a.mb_h_; ++i) {
d[e + i * a.preds_w_] = bd
}
a.nz_[1 - 1] = 0
}
function MapConfigToTools(a) {
var b = a.config_.method;
var c = 100 - a.config_.partition_limit;
a.method_ = b;
a.rd_opt_level_ = (b >= 6) ? 3 : (b >= 5) ? 2 : (b >= 3) ? 1 : 0;
a.max_i4_header_bits_ = parseInt(256 * 16 * 16 * (c * c) / (100 * 100))
}
function InitEncoder(a, b) {
var c = (a.filter_strength > 0) || (a.autofilter > 0);
var d = (b.width + 15) >> 4;
var e = (b.height + 15) >> 4;
var f = 4 * d + 1;
var g = 4 * e + 1;
var h = f * g * sizeof(uint8_t);
var i = d * 16;
var j = (d + 1) * sizeof(uint32_t);
var k = (3 * bi + bj) * sizeof(uint8_t);
var l = d * e * sizeof(bQ);
var m = (2 * i + 16 + 16 + 16 + 8 + 1 + 2 * bn) * sizeof(uint8_t);
var n = a.autofilter ? sizeof(bM) + bn : 0;
var o = newObjectIt(bT);
var p = uint8_t;
var q = sizeof(bT) + bn + k + l + h + m + j + n;
p = malloc(q, uint8_t);
if (p == null) {
WebPEncodingSetError(b, VP8_ENC_ERROR_OUT_OF_MEMORY);
return null
}
o.num_parts_ = 1 << a.partitions;
o.mb_w_ = d;
o.mb_h_ = e;
o.preds_w_ = f;
o.yuv_in_ = membuild(uint8_t, bi);
o.yuv_out_ = membuild(uint8_t, bi);
o.yuv_out2_ = membuild(uint8_t, bi);
o.yuv_p_ = membuild(uint8_t, bj);
o.mb_info_ = Arr_nOI(l, bQ);
o.preds_ = Arr((f * g * sizeof(uint8_t) + 1 + o.preds_w_), uint8_t);
o.preds_off = +1 + o.preds_w_;
o.nz_ = Arr(1 + j, uint8_t);
o.nz_off = 1;
o.lf_stats_ = n ? newObjectIt(bM) : null;
o.y_top_ = Arr((2 * i + (16) + (16 + 16) + (16) + (8)), uint8_t);
o.y_top_off = 0;
o.uv_top_ = o.y_top_;
o.uv_top_off = o.y_top_off + i;
o.y_left_ = o.uv_top_;
o.y_left_off = (2 * i) + (16);
o.u_left_ = o.y_left_;
o.u_left_off = o.y_left_off + (16 + 16);
o.v_left_ = o.u_left_;
o.v_left_off = o.u_left_off + (16);
o.config_ = a;
o.profile_ = c ? ((a.filter_type == 1) ? 0 : 1) : 2;
o.pic_ = b;
MapConfigToTools(o);
VP8EncDspInit();
VP8DefaultProbas(o);
ResetSegmentHeader(o);
ResetFilterHeader(o);
ResetBoundaryPredictions(o);
VP8EncInitAlpha(o);
VP8EncInitLayer(o);
return o
}
function DeleteEncoder(a) {
if (a) {
VP8EncDeleteAlpha(a);
VP8EncDeleteLayer(a);
a = ''
}
}
function GetPSNR(a, b) {
return a ? 10. * (Math.LOG10E * Math.log(255. * 255. * b / a)) : 99.
}
function FinalizePSNR(a) {
var b = a.pic_.stats;
var c = a.sse_count_;
var d = a.sse_;
b.PSNR[0] = parseFloat(GetPSNR(d[0], c));
b.PSNR[1] = parseFloat(GetPSNR(d[1], c / 4));
b.PSNR[2] = parseFloat(GetPSNR(d[2], c / 4));
b.PSNR[3] = parseFloat(GetPSNR(d[0] + d[1] + d[2], c * 3 / 2))
}
function StoreStats(a) {
var b = a.pic_.stats;
var c = a.pic_.stats_nozero;
if (c) {
var i, s;
for (i = 0; i < be; ++i) {
b.segment_level[i] = a.dqm_[i].fstrength_;
b.segment_quant[i] = a.dqm_[i].quant_;
for (s = 0; s <= 2; ++s) {
b.residual_bytes[s][i] = a.residual_bytes_[s][i]
}
}
FinalizePSNR(a);
b.coded_size = a.coded_size_;
for (i = 0; i < 3; ++i) {
b.block_count[i] = a.block_count_[i]
}
}
}
function WebPEncodingSetError(a, b) {
assert(b <= VP8_ENC_ERROR_BAD_WRITE);
assert(b >= U);
a.error_code = b;
return 0
}
function WebPEncode(a, b) {
var c = newObjectIt(bT);
var d = int;
if (b == null) return 0;
WebPEncodingSetError(b, U);
if (a == null) return WebPEncodingSetError(b, VP8_ENC_ERROR_NULL_PARAMETER);
if (!WebPValidateConfig(a)) return WebPEncodingSetError(b, VP8_ENC_ERROR_INVALID_CONFIGURATION);
if (b.width <= 0 || b.height <= 0) return WebPEncodingSetError(b, VP8_ENC_ERROR_BAD_DIMENSION);
if (b.y == null || b.u == null || b.v == null) return WebPEncodingSetError(b, VP8_ENC_ERROR_NULL_PARAMETER);
if (b.width >= dW || b.height >= dW) return WebPEncodingSetError(b, VP8_ENC_ERROR_BAD_DIMENSION);
c = InitEncoder(a, b);
if (c == null) return 0;
d = VP8EncAnalyze(c) && VP8StatLoop(c) && VP8EncLoop(c) && VP8EncFinishAlpha(c) && VP8EncFinishLayer(c) && VP8EncWrite(c);
StoreStats(c);
DeleteEncoder(c);
return d
}
function WebPPictureAlloc(a) {
if (a.extra_info_type) AllocExtraInfo(a);
if (a) {
var b = a.colorspace & WEBP_CSP_UV_MASK;
var c = a.colorspace & WEBP_CSP_ALPHA_BIT;
var d = a.width;
var e = a.height;
var f = d;
var g = parseInt((d + 1) / 2);
var h = parseInt((e + 1) / 2);
var i = g;
var j = 0;
var k = int,
a_stride = int;
var l = uint64_t,
uv_size = uint64_t,
uv0_size = uint64_t,
a_size = uint64_t,
total_size = uint64_t;
var m = uint8_t;
var n = 0;
switch (b) {
case T:
break;
case WEBP_YUV400:
break;
case WEBP_YUV422:
j = g;
break;
case WEBP_YUV444:
j = d;
break;
default:
return 0
}
uv0_size = e * j;
k = c ? d : 0;
a_stride = k;
l = f * e;
uv_size = i * h;
a_size = a_stride * e;
total_size = l + a_size + 2 * uv_size + 2 * uv0_size;
if (d <= 0 || e <= 0 || g < 0 || h < 0 || l >= (64 * 64 * 64 * 16 << 40) || total_size != total_size) {
return 0
}
a.y_stride = f;
a.uv_stride = i;
a.a_stride = a_stride;
a.uv0_stride = j;
WebPPictureFree(a);
a.y = malloc(total_size, uint8_t);
a.y_off = 0;
if (a.y == null) return 0;
a.u = a.y;
a.u_off = a.y_off + l;
a.v = a.u;
a.v_off = a.u_off + uv_size;
m = malloc(total_size, uint8_t);
if (m == null) return 0;
a.y = m;
a.y_off = n;
n += l;
a.u = m;
a.u_off = n;
n += uv_size;
a.v = m;
a.v_off = n;
n += uv_size;
if (a_size) {
a.a = malloc(a_size, uint8_t);
a.a_off = 0
}
if (uv0_size) {
a.u0 = m;
a.u0_off = n;
n += uv0_size;
a.v0 = m;
a.v0_off = n;
n += uv0_size
}
}
return 1
}
function WebPPictureGrabSpecs(a, b) {
if (a) b = a;
b.y = b.u = b.v = null;
b.y_off = b.u_off = b.v_off = null;
b.u0 = b.v0 = null;
b.u0_off = b.v0_off = null;
b.a = null;
b.a_off = null
}
function WebPPictureFree(a) {
if (a) {
a.y = '';
a.y = a.u = a.v = null;
a.y_off = a.u_off = a.v_off = 0;
WebPPictureGrabSpecs(null, a)
}
}
var dX = {
mem: uint8_t,
mem_off: 0,
max_size: size_t,
size: size_t,
size_off: 0
};
function InitMemoryWriter(a) {
a.mem = null;
a.mem_off = 0;
a.size = 0;
a.max_size = 0
}
function WebPMemoryWrite(a, b, c) {
var w = c.custom_ptr;
var d = size_t;
if (w == null) {
alert('w is null');
return 1
}
d = (w.size) + b;
if (d > w.max_size) {
var e = uint8_t;
var f = 0;
var g = w.max_size * 2;
if (g < d) g = d;
if (g < 8192) g = 8192;
e = malloc(g, uint8_t);
if (e == null) {
return 0
}
if ((w.size) > 0) {
memcpy(e, f, w.mem, 0, w.size)
}
w.mem = '';
w.mem = e;
w.max_size = g
}
if (b) {
memcpy((w.mem), +(w.size), a, 0, b);
w.size += b
}
return 1
}
var dY = 16;
function clip_uv(v) {
v = (v + (257 << (dY + 2 - 1))) >> (dY + 2);
return ((v & ~0xff) == 0) ? v : (v < 0) ? 0 : 255
}
function rgb_to_y(r, g, b) {
var a = (1 << (dY - 1)) + (16 << dY);
var c = 16839 * r + 33059 * g + 6420 * b;
return (c + a) >> dY
}
function rgb_to_u(r, g, b) {
return clip_uv(-9719 * r - 19081 * g + 28800 * b)
}
function rgb_to_v(r, g, b) {
return clip_uv(+28800 * r - 24116 * g - 4684 * b)
}
function MakeGray(a) {
var y;
var b = (a.width + 1) >> 1;
for (y = 0; y < ((a.height + 1) >> 1); ++y) {
memset_(a.u, a.u_off + y * a.uv_stride, 128, b);
memset_(a.v, a.v_off + y * a.uv_stride, 128, b)
}
}
function Import(h, i, j, k, l, m) {
var n = h.colorspace & WEBP_CSP_UV_MASK;
var x, y = int;
var o = i;
var p = +(l ? 2 : 0);
var q = i;
var s = +1;
var t = i;
var u = +(l ? 0 : 2);
var v = h.width;
var w = h.height;
function SUM4(a, b) {
return (a[b + 0] + a[b + k] + a[b + j] + a[b + j + k])
}
function SUM2H(a, b) {
return (2 * a[b + 0] + 2 * a[b + k])
}
function SUM2V(a, b) {
return (2 * a[b + 0] + 2 * a[b + j])
}
function SUM1(a, b) {
return (4 * a[b + 0])
}
function RGB_TO_UV(x, y, a) {
var c = (2 * (k * (x) + (y) * j));
var d = (x) + (y) * h.uv_stride;
var r = a(o, p + c);
var g = a(q, s + c);
var b = a(t, u + c);
h.u[h.u_off + d] = rgb_to_u(r, g, b);
h.v[h.v_off + d] = rgb_to_v(r, g, b)
}
function RGB_TO_UV0(a, c, y, d) {
var e = (k * (a) + (y) * j);
var f = (c) + (y) * h.uv0_stride;
var r = d(o, p + e);
var g = d(q, s + e);
var b = d(t, u + e);
h.u0[h.u0_off + f] = rgb_to_u(r, g, b);
h.v0[h.v0_off + f] = rgb_to_v(r, g, b)
}
for (y = 0; y < w; ++y) {
for (x = 0; x < v; ++x) {
var z = k * x + y * j;
h.y[h.y_off + x + y * h.y_stride] = rgb_to_y(o[p + z], q[s + z], t[u + z])
}
}
if (n != WEBP_YUV400) {
for (y = 0; y < (w >> 1); ++y) {
for (x = 0; x < (v >> 1); ++x) {
RGB_TO_UV(x, y, SUM4)
}
if (h.width & 1) {
RGB_TO_UV(x, y, SUM2V)
}
}
if (w & 1) {
for (x = 0; x < (v >> 1); ++x) {
RGB_TO_UV(x, y, SUM2H)
}
if (v & 1) {
RGB_TO_UV(x, y, SUM1)
}
}
if (n == WEBP_YUV422) {
for (y = 0; y < w; ++y) {
for (x = 0; x < (v >> 1); ++x) {
RGB_TO_UV0(2 * x, x, y, SUM2H)
}
if (v & 1) {
RGB_TO_UV0(2 * x, x, y, SUM1)
}
}
} else if (n == WEBP_YUV444) {
for (y = 0; y < w; ++y) {
for (x = 0; x < v; ++x) {
RGB_TO_UV0(x, x, y, SUM1)
}
}
}
} else {
MakeGray(h)
}
if (m) {
var A = i;
var B = +3;
assert(k >= 4);
for (y = 0; y < w; ++y) {
for (x = 0; x < v; ++x) {
h.a[h.a_off + x + y * h.a_stride] = A[B + k * x + y * j]
}
}
}
return 1
}
function WebPPictureImportRGB(a, b, c) {
a.colorspace &= ~WEBP_CSP_ALPHA_BIT;
if (!WebPPictureAlloc(a)) return 0;
return Import(a, b, c, 3, 0, 0)
}
function WebPPictureImportBGR(a, b, c) {
a.colorspace &= ~WEBP_CSP_ALPHA_BIT;
if (!WebPPictureAlloc(a)) return 0;
return Import(a, b, c, 3, 1, 0)
}
function WebPPictureImportRGBA(a, b, c) {
a.colorspace |= WEBP_CSP_ALPHA_BIT;
if (!WebPPictureAlloc(a)) return 0;
return Import(a, b, c, 4, 0, 1)
}
function WebPPictureImportBGRA(a, b, c) {
a.colorspace |= WEBP_CSP_ALPHA_BIT;
if (!WebPPictureAlloc(a)) return 0;
return Import(a, b, c, 4, 1, 1)
}
var dZ, pic_tmp;
function Encode(e, f, g, h, j, k, l) {
var m = 0;
var n = newObjectIt(V);
var o = newObjectIt(O);
var p = newObjectIt(dX);
var q = int;
n.extra_info_type = ea.extra_info_type ? ea.extra_info_type : 0;
if (!WebPConfigPreset(o, P.WEBP_PRESET_DEFAULT, k) || !WebPPictureInit(n)) {
return 0
}
n.width = f;
n.height = g;
n.writer = function(a, b, c, d) {
return WebPMemoryWrite(a, b, c, d)
};
n.custom_ptr = p;
p.mem = l.output;
p.size = m;
InitMemoryWriter(p);
q = j(n, e, h) && WebPEncode(o, n);
if (q) pic_stats = newObjectIt(n.stats);
else pic_stats = null;
if (q) pic_tmp = newObjectIt(n);
else pic_tmp = null;
WebPPictureFree(n);
if (!q) {
l = '';
l = null;
return 0
}
var r = new Array();
for (var i = 0; i < p.size; ++i) r.push(String.fromCharCode(p.mem[i]));
r = r.join("");
l.output = r;
m = p.size;
return m
}
this.WebPEncodeRGB = function(a, w, h, b, q, c) {
return Encode(a, w, h, b, WebPPictureImportRGB, q, c)
};
this.WebPEncodeBGR = function(a, w, h, b, q, c) {
return Encode(a, w, h, b, WebPPictureImportBGR, q, c)
};
this.WebPEncodeRGBA = function(a, w, h, b, q, c) {
return Encode(a, w, h, b, WebPPictureImportRGBA, q, c)
};
this.WebPEncodeBGRA = function(a, w, h, b, q, c) {
return Encode(a, w, h, b, WebPPictureImportBGRA, q, c)
};
var ea = null;
this.WebPEncodeConfig = function(a) {
ea = a
};
function AllocExtraInfo(a) {
var b = parseInt((a.width + 15) / 16);
var c = parseInt((a.height + 15) / 16);
a.extra_info = malloc(b * c * sizeof(a.extra_info), uint8_t)
}
this.ReturnExtraInfo = function() {
function l(b, l) {
b = b + '';
var a = '',
i;
var c = l - (typeof b.length !== 'undefined' ? b.length : 1);
c = l < 0 ? 0 : c;
for (i = 0; i < c; ++i) a += ' ';
return a + b
};
function PrintByteCount(a, b, c) {
var s, str = '';
var d = 0;
for (s = 0; s < 4; ++s) {
str += "| " + l(a[s], 7) + " ";
d += a[s];
if (c) c[s] += a[s]
}
return str + "| " + l(d, 7) + " (" + ((100. * d / b).toFixed(1)) + "%)\n"
};
function PrintPercents(a, b) {
var s, str = '';
for (s = 0; s < 4; ++s) {
str += "| " + l(parseInt(100 * a[s] / b), 3) + "%"
}
return str + "| " + l(b, 7) + "\n"
};
function PrintValues(a) {
var s, str = '';
for (s = 0; s < 4; ++s) {
str += "| " + l(a[s], 7) + " "
}
return str + "|\n"
};
if (!pic_stats) return '';
var e = pic_stats;
var f = e.block_count[0];
var g = e.block_count[1];
var h = e.block_count[2];
var j = f + g;
str = "" + l(e.coded_size, 7) + " bytes Y-U-V-All-PSNR " + (e.PSNR[0].toFixed(2)) + " " + (e.PSNR[1].toFixed(2)) + " " + (e.PSNR[2].toFixed(2)) + " " + (e.PSNR[3].toFixed(2)) + " dB\n";
if (j > 0) {
var k = new Array(0, 0, 0, 0);
str += "block count: intra4: " + f + "\n" + " intra16: " + g + " (-> " + ((100. * g / j).toFixed(2)) + "%)\n" + " skipped block: " + h + " (" + ((100. * h / j).toFixed(2)) + "%)\n" + "bytes used: header: " + l(e.header_bytes[0], 6) + " (" + ((100. * e.header_bytes[0] / e.coded_size).toFixed(1)) + "%)\n" + " mode-partition: " + l(e.header_bytes[1], 6) + " (" + ((100. * e.header_bytes[1] / e.coded_size).toFixed(1)) + "%)\n" + " Residuals bytes |segment 1|segment 2|segment 3|segment 4| total\n" + " intra4-coeffs: " + PrintByteCount(e.residual_bytes[0], e.coded_size, k) + "" + " intra16-coeffs: " + PrintByteCount(e.residual_bytes[1], e.coded_size, k) + "" + " chroma coeffs: " + PrintByteCount(e.residual_bytes[2], e.coded_size, k) + "" + " macroblocks: " + PrintPercents(e.segment_size, j) + "" + " quantizer: " + PrintValues(e.segment_quant) + "" + " filter level: " + PrintValues(e.segment_level) + "" + "------------------+---------+---------+---------+---------+-----------------\n" + " segments total: " + PrintByteCount(k, e.coded_size, null) + ""
}
str += "";
if (pic_tmp.extra_info) {
var m = parseInt((pic_tmp.width + 15) / 16);
var n = parseInt((pic_tmp.height + 15) / 16);
var o = pic_tmp.extra_info_type;
var x, y;
for (y = 0; y < n; ++y) {
for (x = 0; x < m; ++x) {
var c = pic_tmp.extra_info[x + y * m];
if (o == 1) {
var p = "+.";
str += p[c % 2]
} else if (o == 2) {
var q = ".-*X";
str += q[c % 4]
} else if (o == 3) {
str += l(c, 2) + " "
} else if (o == 6 || o == 7) {
str += l(c, 3) + " "
} else {
str += "0x" + (c < 16 ? "0" : "") + c.toString(16) + " "
}
}
str += "\n"
}
}
return str
}
}