cl_video.c

   1
   2 #include "quakedef.h"
   3 #include "cl_dyntexture.h"
   4 #include "cl_video.h"
   5 #include "dpvsimpledecode.h"
   6
   7 // cvars
   8 cvar_t cl_video_subtitles = {CVAR_SAVE, "cl_video_subtitles", "0", "show subtitles for videos (if they are presented)"};
   9 cvar_t cl_video_subtitles_lines = {CVAR_SAVE, "cl_video_subtitles_lines", "4", "how many lines to occupy for subtitles"};
  10 cvar_t cl_video_subtitles_textsize = {CVAR_SAVE, "cl_video_subtitles_textsize", "16", "textsize for subtitles"};
  11 cvar_t cl_video_scale = {CVAR_SAVE, "cl_video_scale", "1", "scale of video, 1 = fullscreen, 0.75 - 3/4 of screen etc."};
  12 cvar_t cl_video_scale_vpos = {CVAR_SAVE, "cl_video_scale_vpos", "0", "vertial align of scaled video, -1 is top, 1 is bottom"};
  13 cvar_t cl_video_stipple = {CVAR_SAVE, "cl_video_stipple", "0", "draw interlacing-like effect on videos, similar to scr_stipple but static and used only with video playing."};
  14 cvar_t cl_video_brightness = {CVAR_SAVE, "cl_video_brightness", "1", "brightness of video, 1 = fullbright, 0.75 - 3/4 etc."};
  15
  16 // constants (and semi-constants)
  17 static int  cl_videormask;
  18 static int  cl_videobmask;
  19 static int  cl_videogmask;
  20 static int      cl_videobytesperpixel;
  21
  22 static int cl_num_videos;
  23 static clvideo_t cl_videos[ MAXCLVIDEOS ];
  24 static rtexturepool_t *cl_videotexturepool;
  25
  26 static clvideo_t *FindUnusedVid( void )
  27 {
  28         int i;
  29         for( i = 1 ; i < MAXCLVIDEOS ; i++ )
  30                 if( cl_videos[ i ].state == CLVIDEO_UNUSED )
  31                         return &cl_videos[ i ];
  32         return NULL;
  33 }
  34
  35 static qboolean OpenStream( clvideo_t * video )
  36 {
  37         const char *errorstring;
  38         video->stream = dpvsimpledecode_open( video->filename, &errorstring);
  39         if (!video->stream )
  40         {
  41                 Con_Printf("unable to open \"%s\", error: %s\n", video->filename, errorstring);
  42                 return false;
  43         }
  44         return true;
  45 }
  46
  47 static void VideoUpdateCallback(rtexture_t *rt, void *data) {
  48         clvideo_t *video = (clvideo_t *) data;
  49         R_UpdateTexture( video->cpif.tex, (unsigned char *)video->imagedata, 0, 0, video->cpif.width, video->cpif.height );
  50 }
  51
  52 static void LinkVideoTexture( clvideo_t *video ) {
  53         video->cpif.tex = R_LoadTexture2D( cl_videotexturepool, video->cpif.name,
  54                 video->cpif.width, video->cpif.height, NULL, TEXTYPE_BGRA, TEXF_PERSISTENT, -1, NULL );
  55         R_MakeTextureDynamic( video->cpif.tex, VideoUpdateCallback, video );
  56         CL_LinkDynTexture( video->cpif.name, video->cpif.tex );
  57 }
  58
  59 static void UnlinkVideoTexture( clvideo_t *video ) {
  60         CL_UnlinkDynTexture( video->cpif.name );
  61         // free the texture
  62         R_FreeTexture( video->cpif.tex );
  63         // free the image data
  64         Mem_Free( video->imagedata );
  65 }
  66
  67 static void SuspendVideo( clvideo_t * video )
  68 {
  69         if( video->suspended )
  70                 return;
  71         video->suspended = true;
  72         UnlinkVideoTexture( video );
  73         // if we are in firstframe mode, also close the stream
  74         if( video->state == CLVIDEO_FIRSTFRAME )
  75                 dpvsimpledecode_close( video->stream );
  76 }
  77
  78 static qboolean WakeVideo( clvideo_t * video )
  79 {
  80         if( !video->suspended )
  81                 return true;
  82         video->suspended = false;
  83
  84         if( video->state == CLVIDEO_FIRSTFRAME )
  85                 if( !OpenStream( video ) ) {
  86                         video->state = CLVIDEO_UNUSED;
  87                         return false;
  88                 }
  89
  90         video->imagedata = Mem_Alloc( cls.permanentmempool, video->cpif.width * video->cpif.height * cl_videobytesperpixel );
  91         LinkVideoTexture( video );
  92
  93         // update starttime
  94         video->starttime += realtime - video->lasttime;
  95
  96         return true;
  97 }
  98
  99 static void LoadSubtitles( clvideo_t *video, const char *subtitlesfile )
 100 {
 101         char *subtitle_text;
 102         const char *data;
 103         float subtime, sublen;
 104         int numsubs = 0;
 105
 106         if (gamemode == GAME_BLOODOMNICIDE)
 107         {
 108                 char overridename[MAX_QPATH];
 109                 cvar_t *langcvar;
 110
 111                 langcvar = Cvar_FindVar("language");
 112                 subtitle_text = NULL;
 113                 if (langcvar)
 114                 {
 115                         dpsnprintf(overridename, sizeof(overridename), "script/locale/%s/%s", langcvar->string, subtitlesfile);
 116                         subtitle_text = (char *)FS_LoadFile(overridename, cls.permanentmempool, false, NULL);
 117                 }
 118                 if (!subtitle_text)
 119                         subtitle_text = (char *)FS_LoadFile(subtitlesfile, cls.permanentmempool, false, NULL);
 120         }
 121         else
 122         {
 123                 subtitle_text = (char *)FS_LoadFile(subtitlesfile, cls.permanentmempool, false, NULL);
 124         }
 125         if (!subtitle_text)
 126         {
 127                 Con_DPrintf( "LoadSubtitles: can't open subtitle file '%s'!\n", subtitlesfile );
 128                 return;
 129         }
 130
 131         // parse subtitle_text
 132         // line is: x y "text" where
 133         //    x - start time
 134         //    y - seconds last (if 0 - last thru next sub, if negative - last to next sub - this amount of seconds)
 135
 136         data = subtitle_text;
 137         for (;;)
 138         {
 139                 if (!COM_ParseToken_QuakeC(&data, false))
 140                         break;
 141                 subtime = atof( com_token );
 142                 if (!COM_ParseToken_QuakeC(&data, false))
 143                         break;
 144                 sublen = atof( com_token );
 145                 if (!COM_ParseToken_QuakeC(&data, false))
 146                         break;
 147                 if (!com_token[0])
 148                         continue;
 149                 // check limits
 150                 if (video->subtitles == CLVIDEO_MAX_SUBTITLES)
 151                 {
 152                         Con_Printf("WARNING: CLVIDEO_MAX_SUBTITLES = %i reached when reading subtitles from '%s'\n", CLVIDEO_MAX_SUBTITLES, subtitlesfile);
 153                         break;
 154                 }
 155                 // add a sub
 156                 video->subtitle_text[numsubs] = (char *) Mem_Alloc(cls.permanentmempool, strlen(com_token) + 1);
 157                 memcpy(video->subtitle_text[numsubs], com_token, strlen(com_token) + 1);
 158                 video->subtitle_start[numsubs] = subtime;
 159                 video->subtitle_end[numsubs] = sublen;
 160                 if (numsubs > 0) // make true len for prev sub, autofix overlapping subtitles
 161                 {
 162                         if (video->subtitle_end[numsubs-1] <= 0)
 163                                 video->subtitle_end[numsubs-1] = max(video->subtitle_start[numsubs-1], video->subtitle_start[numsubs] + video->subtitle_end[numsubs-1]);
 164                         else
 165                                 video->subtitle_end[numsubs-1] = min(video->subtitle_start[numsubs-1] + video->subtitle_end[numsubs-1], video->subtitle_start[numsubs]);
 166                 }
 167                 numsubs++;
 168                 // todo: check timing for consistency?
 169         }
 170         if (numsubs > 0) // make true len for prev sub, autofix overlapping subtitles
 171         {
 172                 if (video->subtitle_end[numsubs-1] <= 0)
 173                         video->subtitle_end[numsubs-1] = 99999999; // fixme: make it end when video ends?
 174                 else
 175                         video->subtitle_end[numsubs-1] = video->subtitle_start[numsubs-1] + video->subtitle_end[numsubs-1];
 176         }
 177         Z_Free( subtitle_text );
 178         video->subtitles = numsubs;
 179 /*
 180         Con_Printf( "video->subtitles: %i\n", video->subtitles );
 181         for (numsubs = 0; numsubs < video->subtitles; numsubs++)
 182                 Con_Printf( "  %03.2f %03.2f : %s\n", video->subtitle_start[numsubs], video->subtitle_end[numsubs], video->subtitle_text[numsubs] );
 183 */
 184 }
 185
 186 static clvideo_t* OpenVideo( clvideo_t *video, const char *filename, const char *name, int owner, const char *subtitlesfile )
 187 {
 188         strlcpy( video->filename, filename, sizeof(video->filename) );
 189         video->ownertag = owner;
 190         if( strncmp( name, CLVIDEOPREFIX, sizeof( CLVIDEOPREFIX ) - 1 ) )
 191                 return NULL;
 192         strlcpy( video->cpif.name, name, sizeof(video->cpif.name) );
 193
 194         if( !OpenStream( video ) )
 195                 return NULL;
 196
 197         video->state = CLVIDEO_FIRSTFRAME;
 198         video->framenum = -1;
 199         video->framerate = dpvsimpledecode_getframerate( video->stream );
 200         video->lasttime = realtime;
 201         video->subtitles = 0;
 202
 203         video->cpif.width = dpvsimpledecode_getwidth( video->stream );
 204         video->cpif.height = dpvsimpledecode_getheight( video->stream );
 205         video->imagedata = Mem_Alloc( cls.permanentmempool, video->cpif.width * video->cpif.height * cl_videobytesperpixel );
 206         LinkVideoTexture( video );
 207
 208         // VorteX: load simple subtitle_text file
 209         if (subtitlesfile[0])
 210                 LoadSubtitles( video, subtitlesfile );
 211
 212         return video;
 213 }
 214
 215 clvideo_t* CL_OpenVideo( const char *filename, const char *name, int owner, const char *subtitlesfile )
 216 {
 217         clvideo_t *video;
 218         // sanity check
 219         if( !name || !*name || strncmp( name, CLVIDEOPREFIX, sizeof( CLVIDEOPREFIX ) - 1 ) != 0 ) {
 220                 Con_DPrintf( "CL_OpenVideo: Bad video texture name '%s'!\n", name );
 221                 return NULL;
 222         }
 223
 224         video = FindUnusedVid();
 225         if( !video ) {
 226                 Con_Printf( "CL_OpenVideo: unable to open video \"%s\" - video limit reached\n", filename );
 227                 return NULL;
 228         }
 229         video = OpenVideo( video, filename, name, owner, subtitlesfile );
 230         // expand the active range to include the new entry
 231         if (video) {
 232                 cl_num_videos = max(cl_num_videos, (int)(video - cl_videos) + 1);
 233         }
 234         return video;
 235 }
 236
 237 static clvideo_t* CL_GetVideoBySlot( int slot )
 238 {
 239         clvideo_t *video = &cl_videos[ slot ];
 240
 241         if( video->suspended )
 242         {
 243                 if( !WakeVideo( video ) )
 244                         return NULL;
 245                 else if( video->state == CLVIDEO_RESETONWAKEUP )
 246                         video->framenum = -1;
 247         }
 248
 249         video->lasttime = realtime;
 250
 251         return video;
 252 }
 253
 254 clvideo_t *CL_GetVideoByName( const char *name )
 255 {
 256         int i;
 257
 258         for( i = 0 ; i < cl_num_videos ; i++ )
 259                 if( cl_videos[ i ].state != CLVIDEO_UNUSED
 260                         &&      !strcmp( cl_videos[ i ].cpif.name , name ) )
 261                         break;
 262         if( i != cl_num_videos )
 263                 return CL_GetVideoBySlot( i );
 264         else
 265                 return NULL;
 266 }
 267
 268 void CL_SetVideoState( clvideo_t *video, clvideostate_t state )
 269 {
 270         if( !video )
 271                 return;
 272
 273         video->lasttime = realtime;
 274         video->state = state;
 275         if( state == CLVIDEO_FIRSTFRAME )
 276                 CL_RestartVideo( video );
 277 }
 278
 279 void CL_RestartVideo( clvideo_t *video )
 280 {
 281         if( !video )
 282                 return;
 283
 284         video->starttime = video->lasttime = realtime;
 285         video->framenum = -1;
 286
 287         dpvsimpledecode_close( video->stream );
 288         if( !OpenStream( video ) )
 289                 video->state = CLVIDEO_UNUSED;
 290 }
 291
 292 void CL_CloseVideo( clvideo_t * video )
 293 {
 294         int i;
 295
 296         if( !video || video->state == CLVIDEO_UNUSED )
 297                 return;
 298
 299         if( !video->suspended || video->state != CLVIDEO_FIRSTFRAME )
 300                 dpvsimpledecode_close( video->stream );
 301         if( !video->suspended )
 302                 UnlinkVideoTexture( video );
 303         if (video->subtitles)
 304         {
 305                 for (i = 0; i < video->subtitles; i++)
 306                         Z_Free( video->subtitle_text[i] );
 307                 video->subtitles = 0;
 308         }
 309
 310         video->state = CLVIDEO_UNUSED;
 311 }
 312
 313 static void VideoFrame( clvideo_t *video )
 314 {
 315         int destframe;
 316
 317         if( video->state == CLVIDEO_FIRSTFRAME )
 318                 destframe = 0;
 319         else
 320                 destframe = (int)((realtime - video->starttime) * video->framerate);
 321         if( destframe < 0 )
 322                 destframe = 0;
 323         if( video->framenum < destframe ) {
 324                 do {
 325                         video->framenum++;
 326                         if( dpvsimpledecode_video( video->stream, video->imagedata, cl_videormask,
 327                                 cl_videogmask, cl_videobmask, cl_videobytesperpixel,
 328                                 cl_videobytesperpixel * video->cpif.width )
 329                                 ) { // finished?
 330                                 CL_RestartVideo( video );
 331                                 if( video->state == CLVIDEO_PLAY )
 332                                                 video->state = CLVIDEO_FIRSTFRAME;
 333                                 return;
 334                         }
 335                 } while( video->framenum < destframe );
 336                 R_MarkDirtyTexture( video->cpif.tex );
 337         }
 338 }
 339
 340 void CL_Video_Frame( void ) // update all videos
 341 {
 342         int i;
 343         clvideo_t *video;
 344
 345         if (!cl_num_videos)
 346                 return;
 347
 348         for( video = cl_videos, i = 0 ; i < cl_num_videos ; video++, i++ )
 349                 if( video->state != CLVIDEO_UNUSED && !video->suspended )
 350                 {
 351                         if( realtime - video->lasttime > CLTHRESHOLD )
 352                                 SuspendVideo( video );
 353                         else if( video->state == CLVIDEO_PAUSE )
 354                                 video->starttime = realtime - video->framenum * video->framerate;
 355                         else
 356                                 VideoFrame( video );
 357                 }
 358
 359         if( cl_videos->state == CLVIDEO_FIRSTFRAME )
 360                 CL_VideoStop();
 361
 362         // reduce range to exclude unnecessary entries
 363         while (cl_num_videos > 0 && cl_videos[cl_num_videos-1].state == CLVIDEO_UNUSED)
 364                 cl_num_videos--;
 365 }
 366
 367 void CL_Video_Shutdown( void )
 368 {
 369         int i;
 370         for( i = 0 ; i < cl_num_videos ; i++ )
 371                 CL_CloseVideo( &cl_videos[ i ] );
 372 }
 373
 374 void CL_PurgeOwner( int owner )
 375 {
 376         int i;
 377         for( i = 0 ; i < cl_num_videos ; i++ )
 378                 if( cl_videos[ i ].ownertag == owner )
 379                         CL_CloseVideo( &cl_videos[ i ] );
 380 }
 381
 382 typedef struct
 383 {
 384         dp_font_t *font;
 385         float x;
 386         float y;
 387         float width;
 388         float height;
 389         float alignment; // 0 = left, 0.5 = center, 1 = right
 390         float fontsize;
 391         float textalpha;
 392 }
 393 cl_video_subtitle_info_t;
 394
 395 float CL_DrawVideo_WordWidthFunc(void *passthrough, const char *w, size_t *length, float maxWidth)
 396 {
 397         cl_video_subtitle_info_t *si = (cl_video_subtitle_info_t *) passthrough;
 398
 399         if(w == NULL)
 400                 return si->fontsize * si->font->maxwidth;
 401         if(maxWidth >= 0)
 402                 return DrawQ_TextWidth_UntilWidth(w, length, si->fontsize, si->fontsize, false, si->font, -maxWidth); // -maxWidth: we want at least one char
 403         else if(maxWidth == -1)
 404                 return DrawQ_TextWidth(w, *length, si->fontsize, si->fontsize, false, si->font);
 405         else
 406                 return 0;
 407 }
 408
 409 int CL_DrawVideo_DisplaySubtitleLine(void *passthrough, const char *line, size_t length, float width, qboolean isContinuation)
 410 {
 411         cl_video_subtitle_info_t *si = (cl_video_subtitle_info_t *) passthrough;
 412
 413         int x = (int) (si->x + (si->width - width) * si->alignment);
 414         if (length > 0)
 415                 DrawQ_String(x, si->y, line, length, si->fontsize, si->fontsize, 1.0, 1.0, 1.0, si->textalpha, 0, NULL, false, si->font);
 416         si->y += si->fontsize;
 417         return 1;
 418 }
 419
 420 int cl_videoplaying = false; // old, but still supported
 421
 422 void CL_DrawVideo(void)
 423 {
 424         clvideo_t *video;
 425         float videotime;
 426         cl_video_subtitle_info_t si;
 427         int i;
 428
 429         if (!cl_videoplaying)
 430                 return;
 431
 432         video = CL_GetVideoBySlot( 0 );
 433
 434         // fix cvars
 435         if (cl_video_scale.value <= 0 || cl_video_scale.value > 1)
 436                 Cvar_SetValueQuick( &cl_video_scale, 1);
 437         if (cl_video_brightness.value <= 0 || cl_video_brightness.value > 10)
 438                 Cvar_SetValueQuick( &cl_video_brightness, 1);
 439
 440         // draw black bg in case stipple is active or video is scaled
 441         if (cl_video_stipple.integer || cl_video_scale.value != 1)
 442                 DrawQ_Fill(0, 0, vid_conwidth.integer, vid_conheight.integer, 0, 0, 0, 1, 0);
 443
 444         // enable video-only polygon stipple (of global stipple is not active)
 445         if (qglPolygonStipple && !scr_stipple.integer && cl_video_stipple.integer)
 446         {
 447                 GLubyte stipple[128];
 448                 int i, s, width, parts;
 449
 450                 s = cl_video_stipple.integer;
 451                 parts = (s & 007);
 452                 width = (s & 070) >> 3;
 453                 qglEnable(GL_POLYGON_STIPPLE);CHECKGLERROR // 0x0B42
 454                 for(i = 0; i < 128; ++i)
 455                 {
 456                         int line = i/4;
 457                         stipple[i] = ((line >> width) & ((1 << parts) - 1)) ? 0x00 : 0xFF;
 458                 }
 459                 qglPolygonStipple(stipple);CHECKGLERROR
 460         }
 461
 462         // draw video
 463         if (cl_video_scale.value == 1)
 464                 DrawQ_Pic(0, 0, &video->cpif, vid_conwidth.integer, vid_conheight.integer, cl_video_brightness.value, cl_video_brightness.value, cl_video_brightness.value, 1, 0);
 465         else
 466         {
 467                 int px = (int)(vid_conwidth.integer * (1 - cl_video_scale.value) * 0.5);
 468                 int py = (int)(vid_conheight.integer * (1 - cl_video_scale.value) * ((bound(-1, cl_video_scale_vpos.value, 1) + 1) / 2));
 469                 int sx = (int)(vid_conwidth.integer * cl_video_scale.value);
 470                 int sy = (int)(vid_conheight.integer * cl_video_scale.value);
 471                 DrawQ_Pic(px, py, &video->cpif, sx , sy, cl_video_brightness.value, cl_video_brightness.value, cl_video_brightness.value, 1, 0);
 472         }
 473
 474         // disable video-only stipple
 475         if (qglPolygonStipple && !scr_stipple.integer && cl_video_stipple.integer)
 476                 qglDisable(GL_POLYGON_STIPPLE);CHECKGLERROR
 477
 478         // VorteX: draw subtitle_text
 479         if (!video->subtitles || !cl_video_subtitles.integer)
 480                 return;
 481
 482         // find current subtitle
 483         videotime = realtime - video->starttime;
 484         for (i = 0; i < video->subtitles; i++)
 485         {
 486                 if (videotime >= video->subtitle_start[i] && videotime <= video->subtitle_end[i])
 487                 {
 488                         // found, draw it
 489                         si.font = FONT_NOTIFY;
 490                         si.x = vid_conwidth.integer * 0.1;
 491                         si.y = vid_conheight.integer - (max(1, cl_video_subtitles_lines.value) * cl_video_subtitles_textsize.value);
 492                         si.width = vid_conwidth.integer * 0.8;
 493                         si.height = max(1, cl_video_subtitles_lines.integer) * cl_video_subtitles_textsize.value;
 494                         si.alignment = 0.5;
 495                         si.fontsize = cl_video_subtitles_textsize.value;
 496                         si.textalpha = min(1, (videotime - video->subtitle_start[i])/0.5) * min(1, ((video->subtitle_end[i] - videotime)/0.3)); // fade in and fade out
 497                         COM_Wordwrap(video->subtitle_text[i], strlen(video->subtitle_text[i]), 0, si.width, CL_DrawVideo_WordWidthFunc, &si, CL_DrawVideo_DisplaySubtitleLine, &si);
 498                         break;
 499                 }
 500         }
 501 }
 502
 503 void CL_VideoStart(char *filename, const char *subtitlesfile)
 504 {
 505         Host_StartVideo();
 506
 507         if( cl_videos->state != CLVIDEO_UNUSED )
 508                 CL_CloseVideo( cl_videos );
 509         // already contains video/
 510         if( !OpenVideo( cl_videos, filename, va( CLDYNTEXTUREPREFIX "%s", filename ), 0, subtitlesfile ) )
 511                 return;
 512         // expand the active range to include the new entry
 513         cl_num_videos = max(cl_num_videos, 1);
 514
 515         cl_videoplaying = true;
 516
 517         CL_SetVideoState( cl_videos, CLVIDEO_PLAY );
 518         CL_RestartVideo( cl_videos );
 519 }
 520
 521 void CL_Video_KeyEvent( int key, int ascii, qboolean down )
 522 {
 523         // only react to up events, to allow the user to delay the abortion point if it suddenly becomes interesting..
 524         if( !down ) {
 525                 if( key == K_ESCAPE || key == K_ENTER || key == K_SPACE ) {
 526                         CL_VideoStop();
 527                 }
 528         }
 529 }
 530
 531 void CL_VideoStop(void)
 532 {
 533         cl_videoplaying = false;
 534
 535         CL_CloseVideo( cl_videos );
 536 }
 537
 538 static void CL_PlayVideo_f(void)
 539 {
 540         char name[MAX_QPATH], subtitlesfile[MAX_QPATH];
 541
 542         Host_StartVideo();
 543
 544         if (Cmd_Argc() < 2)
 545         {
 546                 Con_Print("usage: playvideo <videoname> [custom_subtitles_file]\nplays video named video/<videoname>.dpv\nif custom subtitles file is not presented\nit tries video/<videoname>.sub");
 547                 return;
 548         }
 549
 550         dpsnprintf(name, sizeof(name), "video/%s.dpv", Cmd_Argv(1));
 551         if ( Cmd_Argc() > 2)
 552                 CL_VideoStart(name, Cmd_Argv(2));
 553         else
 554         {
 555                 dpsnprintf(subtitlesfile, sizeof(subtitlesfile), "video/%s.dpsubs", Cmd_Argv(1));
 556                 CL_VideoStart(name, subtitlesfile);
 557         }
 558 }
 559
 560 static void CL_StopVideo_f(void)
 561 {
 562         CL_VideoStop();
 563 }
 564
 565 static void cl_video_start( void )
 566 {
 567         int i;
 568         clvideo_t *video;
 569
 570         cl_videotexturepool = R_AllocTexturePool();
 571
 572         for( video = cl_videos, i = 0 ; i < cl_num_videos ; i++, video++ )
 573                 if( video->state != CLVIDEO_UNUSED && !video->suspended )
 574                         LinkVideoTexture( video );
 575 }
 576
 577 static void cl_video_shutdown( void )
 578 {
 579         // TODO: unlink video textures?
 580         R_FreeTexturePool( &cl_videotexturepool );
 581 }
 582
 583 static void cl_video_newmap( void )
 584 {
 585 }
 586
 587 void CL_Video_Init( void )
 588 {
 589         union
 590         {
 591                 unsigned char b[4];
 592                 unsigned int i;
 593         }
 594         bgra;
 595
 596         cl_num_videos = 0;
 597         cl_videobytesperpixel = 4;
 598
 599         // set masks in an endian-independent way (as they really represent bytes)
 600         bgra.i = 0;bgra.b[0] = 0xFF;cl_videobmask = bgra.i;
 601         bgra.i = 0;bgra.b[1] = 0xFF;cl_videogmask = bgra.i;
 602         bgra.i = 0;bgra.b[2] = 0xFF;cl_videormask = bgra.i;
 603
 604         Cmd_AddCommand( "playvideo", CL_PlayVideo_f, "play a .dpv video file" );
 605         Cmd_AddCommand( "stopvideo", CL_StopVideo_f, "stop playing a .dpv video file" );
 606
 607         Cvar_RegisterVariable(&cl_video_subtitles);
 608         Cvar_RegisterVariable(&cl_video_subtitles_lines);
 609         Cvar_RegisterVariable(&cl_video_subtitles_textsize);
 610         Cvar_RegisterVariable(&cl_video_scale);
 611         Cvar_RegisterVariable(&cl_video_scale_vpos);
 612         Cvar_RegisterVariable(&cl_video_brightness);
 613         Cvar_RegisterVariable(&cl_video_stipple);
 614
 615         R_RegisterModule( "CL_Video", cl_video_start, cl_video_shutdown, cl_video_newmap, NULL, NULL );
 616 }
 617