311 lines
5.9 KiB
C
311 lines
5.9 KiB
C
/*
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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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/*
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=================================================================
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AVI PLAYING
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=================================================================
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*/
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static int 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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CL_CheckStartupDemos();
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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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CL_CheckStartupDemos();
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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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byte *afile;
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char *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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CL_CheckStartupDemos();
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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 = (char *)afile;
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while(( pfile = COM_ParseFile( pfile, token, sizeof( 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( !ref.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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ref.dllFuncs.R_DrawStretchRaw( 0, 0, refState.width, refState.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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Con_Printf( S_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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Con_FastClose();
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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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int SCR_GetAudioChunk( char *rawdata, int 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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}
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