Xash3D FWGS engine.
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/*
Copyright (C) 2015 SiPlus, Chasseur de bots
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "common.h"
#include "platform/platform.h"
#if XASH_SOUND == SOUND_OPENSLES
#include <SLES/OpenSLES.h>
#include "pthread.h"
#include "sound.h"
extern dma_t dma;
static SLObjectItf snddma_android_engine = NULL;
static SLObjectItf snddma_android_outputMix = NULL;
static SLObjectItf snddma_android_player = NULL;
static SLBufferQueueItf snddma_android_bufferQueue;
static SLPlayItf snddma_android_play;
static pthread_mutex_t snddma_android_mutex = PTHREAD_MUTEX_INITIALIZER;
static int snddma_android_size;
static const SLInterfaceID *pSL_IID_ENGINE;
static const SLInterfaceID *pSL_IID_BUFFERQUEUE;
static const SLInterfaceID *pSL_IID_PLAY;
static SLresult SLAPIENTRY (*pslCreateEngine)(
SLObjectItf *pEngine,
SLuint32 numOptions,
const SLEngineOption *pEngineOptions,
SLuint32 numInterfaces,
const SLInterfaceID *pInterfaceIds,
const SLboolean * pInterfaceRequired
);
void SNDDMA_Activate( qboolean active )
{
if( !dma.initialized )
return;
if( active )
{
memset( dma.buffer, 0, snddma_android_size * 2 );
(*snddma_android_bufferQueue)->Enqueue( snddma_android_bufferQueue, dma.buffer, snddma_android_size );
(*snddma_android_play)->SetPlayState( snddma_android_play, SL_PLAYSTATE_PLAYING );
}
else
{
(*snddma_android_play)->SetPlayState( snddma_android_play, SL_PLAYSTATE_STOPPED );
(*snddma_android_bufferQueue)->Clear( snddma_android_bufferQueue );
}
}
static void SNDDMA_Android_Callback( SLBufferQueueItf bq, void *context )
{
uint8_t *buffer2;
pthread_mutex_lock( &snddma_android_mutex );
buffer2 = ( uint8_t * )dma.buffer + snddma_android_size;
(*bq)->Enqueue( bq, buffer2, snddma_android_size );
memcpy( buffer2, dma.buffer, snddma_android_size );
memset( dma.buffer, 0, snddma_android_size );
dma.samplepos += dma.samples;
pthread_mutex_unlock( &snddma_android_mutex );
}
static const char *SNDDMA_Android_Init( void )
{
SLresult result;
SLEngineItf engine;
int freq;
SLDataLocator_BufferQueue sourceLocator;
SLDataFormat_PCM sourceFormat;
SLDataSource source;
SLDataLocator_OutputMix sinkLocator;
SLDataSink sink;
SLInterfaceID interfaceID;
SLboolean interfaceRequired;
int samples;
void *handle = dlopen( "libOpenSLES.so", RTLD_LAZY );
if( !handle )
return "dlopen for libOpenSLES.so";
pslCreateEngine = dlsym( handle, "slCreateEngine" );
if( !pslCreateEngine )
return "resolve slCreateEngine";
pSL_IID_ENGINE = dlsym( handle, "SL_IID_ENGINE" );
if( !pSL_IID_ENGINE )
return "resolve SL_IID_ENGINE";
pSL_IID_PLAY = dlsym( handle, "SL_IID_PLAY" );
if( !pSL_IID_PLAY )
return "resolve SL_IID_PLAY";
pSL_IID_BUFFERQUEUE = dlsym( handle, "SL_IID_BUFFERQUEUE" );
if( !pSL_IID_BUFFERQUEUE )
return "resolve SL_IID_BUFFERQUEUE";
result = pslCreateEngine( &snddma_android_engine, 0, NULL, 0, NULL, NULL );
if( result != SL_RESULT_SUCCESS ) return "slCreateEngine";
result = (*snddma_android_engine)->Realize( snddma_android_engine, SL_BOOLEAN_FALSE );
if( result != SL_RESULT_SUCCESS ) return "engine->Realize";
result = (*snddma_android_engine)->GetInterface( snddma_android_engine, *pSL_IID_ENGINE, &engine );
if( result != SL_RESULT_SUCCESS ) return "engine->GetInterface(ENGINE)";
result = (*engine)->CreateOutputMix( engine, &snddma_android_outputMix, 0, NULL, NULL );
if( result != SL_RESULT_SUCCESS ) return "engine->CreateOutputMix";
result = (*snddma_android_outputMix)->Realize( snddma_android_outputMix, SL_BOOLEAN_FALSE );
if( result != SL_RESULT_SUCCESS ) return "outputMix->Realize";
freq = SOUND_DMA_SPEED;
sourceLocator.locatorType = SL_DATALOCATOR_BUFFERQUEUE;
sourceLocator.numBuffers = 2;
sourceFormat.formatType = SL_DATAFORMAT_PCM;
sourceFormat.numChannels = 2; // always stereo, because engine supports only stereo
sourceFormat.samplesPerSec = freq * 1000;
sourceFormat.bitsPerSample = 16; // always 16 bit audio
sourceFormat.containerSize = sourceFormat.bitsPerSample;
sourceFormat.channelMask = SL_SPEAKER_FRONT_LEFT|SL_SPEAKER_FRONT_RIGHT;
sourceFormat.endianness = SL_BYTEORDER_LITTLEENDIAN;
source.pLocator = &sourceLocator;
source.pFormat = &sourceFormat;
sinkLocator.locatorType = SL_DATALOCATOR_OUTPUTMIX;
sinkLocator.outputMix = snddma_android_outputMix;
sink.pLocator = &sinkLocator;
sink.pFormat = NULL;
interfaceID = *pSL_IID_BUFFERQUEUE;
interfaceRequired = SL_BOOLEAN_TRUE;
result = (*engine)->CreateAudioPlayer( engine, &snddma_android_player, &source, &sink, 1, &interfaceID, &interfaceRequired );
if( result != SL_RESULT_SUCCESS ) return "engine->CreateAudioPlayer";
result = (*snddma_android_player)->Realize( snddma_android_player, SL_BOOLEAN_FALSE );
if( result != SL_RESULT_SUCCESS ) return "player->Realize";
result = (*snddma_android_player)->GetInterface( snddma_android_player, *pSL_IID_BUFFERQUEUE, &snddma_android_bufferQueue );
if( result != SL_RESULT_SUCCESS ) return "player->GetInterface(BUFFERQUEUE)";
result = (*snddma_android_player)->GetInterface( snddma_android_player, *pSL_IID_PLAY, &snddma_android_play );
if( result != SL_RESULT_SUCCESS ) return "player->GetInterface(PLAY)";
result = (*snddma_android_bufferQueue)->RegisterCallback( snddma_android_bufferQueue, SNDDMA_Android_Callback, NULL );
if( result != SL_RESULT_SUCCESS ) return "bufferQueue->RegisterCallback";
samples = s_samplecount.value;
if( !samples )
samples = 4096;
dma.format.channels = sourceFormat.numChannels;
dma.samples = samples * sourceFormat.numChannels;
dma.format.speed = freq;
snddma_android_size = dma.samples * ( sourceFormat.bitsPerSample >> 3 );
dma.buffer = Z_Malloc( snddma_android_size * 2 );
dma.samplepos = 0;
// dma.sampleframes = dma.samples / dma.format.channels;
dma.format.width = 2;
if( !dma.buffer ) return "malloc";
//snddma_android_mutex = trap_Mutex_Create();
dma.initialized = true;
SNDDMA_Activate( true );
return NULL;
}
qboolean SNDDMA_Init( void )
{
const char *initError;
Msg( "OpenSL ES audio device initializing...\n" );
initError = SNDDMA_Android_Init();
if( initError )
{
Msg( S_ERROR "SNDDMA_Init: %s failed.\n", initError );
SNDDMA_Shutdown();
return false;
}
Msg( "OpenSL ES audio initialized.\n" );
return true;
}
void SNDDMA_Shutdown( void )
{
Msg( "Closing OpenSL ES audio device...\n" );
if( snddma_android_player )
{
(*snddma_android_player)->Destroy( snddma_android_player );
snddma_android_player = NULL;
}
if( snddma_android_outputMix )
{
(*snddma_android_outputMix)->Destroy( snddma_android_outputMix );
snddma_android_outputMix = NULL;
}
if( snddma_android_engine )
{
(*snddma_android_engine)->Destroy( snddma_android_engine );
snddma_android_engine = NULL;
}
if( dma.buffer )
{
Z_Free( dma.buffer );
dma.buffer = NULL;
}
//if( snddma_android_mutex )
//trap_Mutex_Destroy( &snddma_android_mutex );
Msg( "OpenSL ES audio device shut down.\n" );
}
void SNDDMA_Submit( void )
{
pthread_mutex_unlock( &snddma_android_mutex );
}
void SNDDMA_BeginPainting( void )
{
pthread_mutex_lock( &snddma_android_mutex );
}
qboolean VoiceCapture_Init( void )
{
return false;
}
qboolean VoiceCapture_RecordStart( void )
{
return false;
}
void VoiceCapture_RecordStop( void )
{
return 0;
}
#endif