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Side by Side Diff: patched-ffmpeg-mt/libavcodec/h264_refs.c

Issue 789004: ffmpeg roll of source to mar 9 version... (Closed) Base URL: svn://chrome-svn/chrome/trunk/deps/third_party/ffmpeg/
Patch Set: '' Created 10 years, 9 months ago
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1 /* 1 /*
2 * H.26L/H.264/AVC/JVT/14496-10/... reference picture handling 2 * H.26L/H.264/AVC/JVT/14496-10/... reference picture handling
3 * Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at> 3 * Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at>
4 * 4 *
5 * This file is part of FFmpeg. 5 * This file is part of FFmpeg.
6 * 6 *
7 * FFmpeg is free software; you can redistribute it and/or 7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public 8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either 9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version. 10 * version 2.1 of the License, or (at your option) any later version.
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308 for(j=0; j<3; j++) 308 for(j=0; j<3; j++)
309 field[0].linesize[j] <<= 1; 309 field[0].linesize[j] <<= 1;
310 field[0].reference = PICT_TOP_FIELD; 310 field[0].reference = PICT_TOP_FIELD;
311 field[0].poc= field[0].field_poc[0]; 311 field[0].poc= field[0].field_poc[0];
312 field[1] = field[0]; 312 field[1] = field[0];
313 for(j=0; j<3; j++) 313 for(j=0; j<3; j++)
314 field[1].data[j] += frame->linesize[j]; 314 field[1].data[j] += frame->linesize[j];
315 field[1].reference = PICT_BOTTOM_FIELD; 315 field[1].reference = PICT_BOTTOM_FIELD;
316 field[1].poc= field[1].field_poc[1]; 316 field[1].poc= field[1].field_poc[1];
317 317
318 h->luma_weight[list][16+2*i] = h->luma_weight[list][16+2*i+1] = h->l uma_weight[list][i]; 318 h->luma_weight[16+2*i][list][0] = h->luma_weight[16+2*i+1][list][0] = h->luma_weight[i][list][0];
319 h->luma_offset[list][16+2*i] = h->luma_offset[list][16+2*i+1] = h->l uma_offset[list][i]; 319 h->luma_weight[16+2*i][list][1] = h->luma_weight[16+2*i+1][list][1] = h->luma_weight[i][list][1];
320 for(j=0; j<2; j++){ 320 for(j=0; j<2; j++){
321 h->chroma_weight[list][16+2*i][j] = h->chroma_weight[list][16+2* i+1][j] = h->chroma_weight[list][i][j]; 321 h->chroma_weight[16+2*i][list][j][0] = h->chroma_weight[16+2*i+1 ][list][j][0] = h->chroma_weight[i][list][j][0];
322 h->chroma_offset[list][16+2*i][j] = h->chroma_offset[list][16+2* i+1][j] = h->chroma_offset[list][i][j]; 322 h->chroma_weight[16+2*i][list][j][1] = h->chroma_weight[16+2*i+1 ][list][j][1] = h->chroma_weight[i][list][j][1];
323 } 323 }
324 } 324 }
325 } 325 }
326 for(j=0; j<h->ref_count[1]; j++){ 326 for(j=0; j<h->ref_count[1]; j++){
327 for(i=0; i<h->ref_count[0]; i++) 327 for(i=0; i<h->ref_count[0]; i++)
328 h->implicit_weight[j][16+2*i] = h->implicit_weight[j][16+2*i+1] = h- >implicit_weight[j][i]; 328 h->implicit_weight[j][16+2*i] = h->implicit_weight[j][16+2*i+1] = h- >implicit_weight[j][i];
329 memcpy(h->implicit_weight[16+2*j], h->implicit_weight[j], sizeof(*h->i mplicit_weight)); 329 memcpy(h->implicit_weight[16+2*j], h->implicit_weight[j], sizeof(*h->i mplicit_weight));
330 memcpy(h->implicit_weight[16+2*j+1], h->implicit_weight[j], sizeof(*h->i mplicit_weight)); 330 memcpy(h->implicit_weight[16+2*j+1], h->implicit_weight[j], sizeof(*h->i mplicit_weight));
331 } 331 }
332 } 332 }
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691 h->mmco[1].opcode= MMCO_SHORT2UNUSED; 691 h->mmco[1].opcode= MMCO_SHORT2UNUSED;
692 h->mmco[1].short_pic_num= h->mmco[0].short_pic_num + 1; 692 h->mmco[1].short_pic_num= h->mmco[0].short_pic_num + 1;
693 h->mmco_index= 2; 693 h->mmco_index= 2;
694 } 694 }
695 } 695 }
696 } 696 }
697 } 697 }
698 698
699 return 0; 699 return 0;
700 } 700 }
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