306 lines
5.8 KiB
306 lines
5.8 KiB
/* |
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cl_video.c - avi video player |
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Copyright (C) 2009 Uncle Mike |
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This program is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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*/ |
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#include "common.h" |
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#include "client.h" |
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#include "gl_local.h" |
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/* |
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================================================================= |
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AVI PLAYING |
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================================================================= |
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*/ |
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static long xres, yres; |
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static float video_duration; |
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static float cin_time; |
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static int cin_frame; |
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static wavdata_t cin_audio; |
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static movie_state_t *cin_state; |
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/* |
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================== |
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SCR_NextMovie |
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Called when a demo or cinematic finishes |
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If the "nextmovie" cvar is set, that command will be issued |
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================== |
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*/ |
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qboolean SCR_NextMovie( void ) |
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{ |
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string str; |
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if( cls.movienum == -1 ) |
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{ |
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S_StopAllSounds( true ); |
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SCR_StopCinematic(); |
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return false; // don't play movies |
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} |
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if( !cls.movies[cls.movienum][0] || cls.movienum == MAX_MOVIES ) |
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{ |
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S_StopAllSounds( true ); |
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SCR_StopCinematic(); |
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cls.movienum = -1; |
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return false; |
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} |
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Q_snprintf( str, MAX_STRING, "movie %s full\n", cls.movies[cls.movienum] ); |
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Cbuf_InsertText( str ); |
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cls.movienum++; |
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return true; |
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} |
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void SCR_CreateStartupVids( void ) |
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{ |
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file_t *f; |
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f = FS_Open( DEFAULT_VIDEOLIST_PATH, "w", false ); |
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if( !f ) return; |
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// make standard video playlist: sierra, valve |
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FS_Print( f, "media/sierra.avi\n" ); |
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FS_Print( f, "media/valve.avi\n" ); |
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FS_Close( f ); |
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} |
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void SCR_CheckStartupVids( void ) |
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{ |
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int c = 0; |
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char *afile, *pfile; |
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string token; |
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if( Sys_CheckParm( "-nointro" ) || host_developer.value || cls.demonum != -1 || GameState->nextstate != STATE_RUNFRAME ) |
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{ |
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// don't run movies where we in developer-mode |
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cls.movienum = -1; |
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return; |
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} |
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if( !FS_FileExists( DEFAULT_VIDEOLIST_PATH, false )) |
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SCR_CreateStartupVids(); |
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afile = FS_LoadFile( DEFAULT_VIDEOLIST_PATH, NULL, false ); |
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if( !afile ) return; // something bad happens |
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pfile = afile; |
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while(( pfile = COM_ParseFile( pfile, token )) != NULL ) |
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{ |
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Q_strncpy( cls.movies[c], token, sizeof( cls.movies[0] )); |
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if( ++c > MAX_MOVIES - 1 ) |
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{ |
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Con_Printf( S_WARN "too many movies (%d) specified in %s\n", MAX_MOVIES, DEFAULT_VIDEOLIST_PATH ); |
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break; |
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} |
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} |
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Mem_Free( afile ); |
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// run cinematic |
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cls.movienum = 0; |
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SCR_NextMovie (); |
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Cbuf_Execute(); |
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} |
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/* |
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================== |
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SCR_RunCinematic |
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================== |
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*/ |
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void SCR_RunCinematic( void ) |
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{ |
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if( cls.state != ca_cinematic ) |
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return; |
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if( !AVI_IsActive( cin_state )) |
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{ |
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SCR_NextMovie( ); |
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return; |
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} |
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if( UI_IsVisible( )) |
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{ |
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// these can happens when user set +menu_ option to cmdline |
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AVI_CloseVideo( cin_state ); |
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cls.state = ca_disconnected; |
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Key_SetKeyDest( key_menu ); |
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S_StopStreaming(); |
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cls.movienum = -1; |
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cin_time = 0.0f; |
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cls.signon = 0; |
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return; |
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} |
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// advances cinematic time (ignores maxfps and host_framerate settings) |
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cin_time += host.realframetime; |
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// stop the video after it finishes |
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if( cin_time > video_duration + 0.1f ) |
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{ |
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SCR_NextMovie( ); |
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return; |
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} |
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// read the next frame |
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cin_frame = AVI_GetVideoFrameNumber( cin_state, cin_time ); |
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} |
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/* |
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================== |
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SCR_DrawCinematic |
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Returns true if a cinematic is active, meaning the view rendering |
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should be skipped |
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================== |
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*/ |
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qboolean SCR_DrawCinematic( void ) |
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{ |
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static int last_frame = -1; |
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qboolean redraw = false; |
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byte *frame = NULL; |
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if( !glw_state.initialized || cin_time <= 0.0f ) |
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return false; |
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if( cin_frame != last_frame ) |
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{ |
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frame = AVI_GetVideoFrame( cin_state, cin_frame ); |
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last_frame = cin_frame; |
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redraw = true; |
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} |
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R_DrawStretchRaw( 0, 0, glState.width, glState.height, xres, yres, frame, redraw ); |
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return true; |
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} |
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/* |
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================== |
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SCR_PlayCinematic |
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================== |
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*/ |
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qboolean SCR_PlayCinematic( const char *arg ) |
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{ |
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string path; |
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const char *fullpath; |
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fullpath = FS_GetDiskPath( arg, false ); |
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if( FS_FileExists( arg, false ) && !fullpath ) |
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{ |
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MsgDev( D_ERROR, "Couldn't load %s from packfile. Please extract it\n", path ); |
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return false; |
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} |
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AVI_OpenVideo( cin_state, fullpath, true, false ); |
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if( !AVI_IsActive( cin_state )) |
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{ |
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AVI_CloseVideo( cin_state ); |
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return false; |
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} |
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if( !( AVI_GetVideoInfo( cin_state, &xres, &yres, &video_duration ))) // couldn't open this at all. |
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{ |
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AVI_CloseVideo( cin_state ); |
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return false; |
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} |
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if( AVI_GetAudioInfo( cin_state, &cin_audio )) |
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{ |
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// begin streaming |
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S_StopAllSounds( true ); |
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S_StartStreaming(); |
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} |
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UI_SetActiveMenu( false ); |
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cls.state = ca_cinematic; |
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cin_time = 0.0f; |
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cls.signon = 0; |
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return true; |
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} |
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long SCR_GetAudioChunk( char *rawdata, long length ) |
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{ |
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int r; |
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r = AVI_GetAudioChunk( cin_state, rawdata, cin_audio.loopStart, length ); |
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cin_audio.loopStart += r; // advance play position |
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return r; |
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} |
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wavdata_t *SCR_GetMovieInfo( void ) |
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{ |
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if( AVI_IsActive( cin_state )) |
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return &cin_audio; |
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return NULL; |
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} |
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/* |
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================== |
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SCR_StopCinematic |
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================== |
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*/ |
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void SCR_StopCinematic( void ) |
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{ |
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if( cls.state != ca_cinematic ) |
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return; |
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AVI_CloseVideo( cin_state ); |
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S_StopStreaming(); |
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cin_time = 0.0f; |
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cls.state = ca_disconnected; |
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cls.signon = 0; |
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UI_SetActiveMenu( true ); |
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} |
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/* |
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================== |
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SCR_InitCinematic |
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================== |
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*/ |
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void SCR_InitCinematic( void ) |
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{ |
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AVI_Initailize (); |
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cin_state = AVI_GetState( CIN_MAIN ); |
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} |
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/* |
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================== |
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SCR_FreeCinematic |
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================== |
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*/ |
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void SCR_FreeCinematic( void ) |
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{ |
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movie_state_t *cin_state; |
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// release videos |
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cin_state = AVI_GetState( CIN_LOGO ); |
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AVI_CloseVideo( cin_state ); |
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cin_state = AVI_GetState( CIN_MAIN ); |
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AVI_CloseVideo( cin_state ); |
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AVI_Shutdown(); |
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} |