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Diff of /xvidcore/src/decoder.c

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revision 1.39, Sun Sep 22 17:01:36 2002 UTC revision 1.42, Sat Oct 19 12:20:33 2002 UTC
# Line 3  Line 3 
3   *  XVID MPEG-4 VIDEO CODEC   *  XVID MPEG-4 VIDEO CODEC
4   *  -  Decoder main module  -   *  -  Decoder main module  -
5   *   *
6     *  Copyright(C) 2002 MinChen <chenm001@163.com>
7     *               2002 Peter Ross <pross@xvid.org>
8     *
9   *  This program is an implementation of a part of one or more MPEG-4   *  This program is an implementation of a part of one or more MPEG-4
10   *  Video tools as specified in ISO/IEC 14496-2 standard.  Those intending   *  Video tools as specified in ISO/IEC 14496-2 standard.  Those intending
11   *  to use this software module in hardware or software products are   *  to use this software module in hardware or software products are
# Line 33  Line 36 
36   *  History:   *  History:
37   *   *
38   *  15.07.2002  fix a bug in B-frame decode at DIRECT mode   *  15.07.2002  fix a bug in B-frame decode at DIRECT mode
39   *              MinChen <chenm001@163.com>  
40   *  10.07.2002  added BFRAMES_DEC_DEBUG support   *  10.07.2002  added BFRAMES_DEC_DEBUG support
41   *              Fix a little bug for low_delay flage   *              Fix a little bug for low_delay flage
42   *              MinChen <chenm001@163.com>   *              MinChen <chenm001@163.com>
# Line 585  Line 588 
588    
589          start_timer();          start_timer();
590          image_setedges(&dec->refn[0], dec->edged_width, dec->edged_height,          image_setedges(&dec->refn[0], dec->edged_width, dec->edged_height,
591                                     dec->width, dec->height, dec->interlacing);                                     dec->width, dec->height);
592          stop_edges_timer();          stop_edges_timer();
593    
594          bound = 0;          bound = 0;
# Line 1143  Line 1146 
1146    
1147          start_timer();          start_timer();
1148          image_setedges(&dec->refn[0], dec->edged_width, dec->edged_height,          image_setedges(&dec->refn[0], dec->edged_width, dec->edged_height,
1149                                     dec->width, dec->height, dec->interlacing);                                     dec->width, dec->height);
1150          image_setedges(&dec->refn[1], dec->edged_width, dec->edged_height,          image_setedges(&dec->refn[1], dec->edged_width, dec->edged_height,
1151                                     dec->width, dec->height, dec->interlacing);                                     dec->width, dec->height);
1152          stop_edges_timer();          stop_edges_timer();
1153    
1154  #ifdef BFRAMES_DEC_DEBUG  #ifdef BFRAMES_DEC_DEBUG
# Line 1337  Line 1340 
1340                  decoder_pframe(dec, &bs, rounding, quant, fcode_forward,                  decoder_pframe(dec, &bs, rounding, quant, fcode_forward,
1341                                             intra_dc_threshold);                                             intra_dc_threshold);
1342  #ifdef BFRAMES_DEC  #ifdef BFRAMES_DEC
1343                  DEBUG1("P_VOP  Time=", dec->time);                  DPRINTF(DPRINTF_DEBUG, "P_VOP  Time=%d", dec->time);
1344  #endif  #endif
1345                  break;                  break;
1346    
1347          case I_VOP:          case I_VOP:
1348                  decoder_iframe(dec, &bs, quant, intra_dc_threshold);                  decoder_iframe(dec, &bs, quant, intra_dc_threshold);
1349  #ifdef BFRAMES_DEC  #ifdef BFRAMES_DEC
1350                  DEBUG1("I_VOP  Time=", dec->time);                  DPRINTF(DPRINTF_DEBUG, "I_VOP  Time=%d", dec->time);
1351  #endif  #endif
1352                  break;                  break;
1353    
1354          case B_VOP:          case B_VOP:
1355  #ifdef BFRAMES_DEC  #ifdef BFRAMES_DEC
1356                  if (dec->time_pp > dec->time_bp) {                  if (dec->time_pp > dec->time_bp) {
1357                          DEBUG1("B_VOP  Time=", dec->time);                          DPRINTF(DPRINTF_DEBUG, "B_VOP  Time=%d", dec->time);
1358                          decoder_bframe(dec, &bs, quant, fcode_forward, fcode_backward);                          decoder_bframe(dec, &bs, quant, fcode_forward, fcode_backward);
1359                  } else {                  } else {
1360                          DEBUG("broken B-frame!");                          DPRINTF(DPRINTF_DEBUG, "Broken B_VOP");
1361                  }                  }
1362  #else  #else
1363                  image_copy(&dec->cur, &dec->refn[0], dec->edged_width, dec->height);                  image_copy(&dec->cur, &dec->refn[0], dec->edged_width, dec->height);
# Line 1372  Line 1375 
1375    
1376  #ifdef BFRAMES_DEC_DEBUG  #ifdef BFRAMES_DEC_DEBUG
1377          if (frame->length != BitstreamPos(&bs) / 8){          if (frame->length != BitstreamPos(&bs) / 8){
1378                  DEBUG2("InLen/UseLen",frame->length, BitstreamPos(&bs) / 8);                  DPRINTF(DPRINTF_DEBUG, "InLen: %d / UseLen: %d", frame->length, BitstreamPos(&bs) / 8);
1379          }          }
1380  #endif  #endif
1381          frame->length = BitstreamPos(&bs) / 8;          frame->length = BitstreamPos(&bs) / 8;

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