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Side by Side Diff: source/patched-ffmpeg-mt/libavcodec/ituh263enc.c

Issue 4533003: patched ffmpeg nov 2 (Closed) Base URL: svn://chrome-svn/chrome/trunk/deps/third_party/ffmpeg/
Patch Set: '' Created 10 years, 1 month ago
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1 /* 1 /*
2 * ITU H263 bitstream encoder 2 * ITU H263 bitstream encoder
3 * Copyright (c) 2000,2001 Fabrice Bellard 3 * Copyright (c) 2000,2001 Fabrice Bellard
4 * H263+ support. 4 * H263+ support.
5 * Copyright (c) 2001 Juan J. Sierralta P 5 * Copyright (c) 2001 Juan J. Sierralta P
6 * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at> 6 * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
7 * 7 *
8 * This file is part of FFmpeg. 8 * This file is part of FFmpeg.
9 * 9 *
10 * FFmpeg is free software; you can redistribute it and/or 10 * FFmpeg is free software; you can redistribute it and/or
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155 put_bits(&s->pb, 1, 0); /* only I/P frames, no PB frame */ 155 put_bits(&s->pb, 1, 0); /* only I/P frames, no PB frame */
156 put_bits(&s->pb, 5, s->qscale); 156 put_bits(&s->pb, 5, s->qscale);
157 put_bits(&s->pb, 1, 0); /* Continuous Presence Multipoint mode: off */ 157 put_bits(&s->pb, 1, 0); /* Continuous Presence Multipoint mode: off */
158 } else { 158 } else {
159 int ufep=1; 159 int ufep=1;
160 /* H.263v2 */ 160 /* H.263v2 */
161 /* H.263 Plus PTYPE */ 161 /* H.263 Plus PTYPE */
162 162
163 put_bits(&s->pb, 3, 7); 163 put_bits(&s->pb, 3, 7);
164 put_bits(&s->pb,3,ufep); /* Update Full Extended PTYPE */ 164 put_bits(&s->pb,3,ufep); /* Update Full Extended PTYPE */
165 if (format == 7) 165 if (format == 8)
166 put_bits(&s->pb,3,6); /* Custom Source Format */ 166 put_bits(&s->pb,3,6); /* Custom Source Format */
167 else 167 else
168 put_bits(&s->pb, 3, format); 168 put_bits(&s->pb, 3, format);
169 169
170 put_bits(&s->pb,1, s->custom_pcf); 170 put_bits(&s->pb,1, s->custom_pcf);
171 put_bits(&s->pb,1, s->umvplus); /* Unrestricted Motion Vector */ 171 put_bits(&s->pb,1, s->umvplus); /* Unrestricted Motion Vector */
172 put_bits(&s->pb,1,0); /* SAC: off */ 172 put_bits(&s->pb,1,0); /* SAC: off */
173 put_bits(&s->pb,1,s->obmc); /* Advanced Prediction Mode */ 173 put_bits(&s->pb,1,s->obmc); /* Advanced Prediction Mode */
174 put_bits(&s->pb,1,s->h263_aic); /* Advanced Intra Coding */ 174 put_bits(&s->pb,1,s->h263_aic); /* Advanced Intra Coding */
175 put_bits(&s->pb,1,s->loop_filter); /* Deblocking Filter */ 175 put_bits(&s->pb,1,s->loop_filter); /* Deblocking Filter */
176 put_bits(&s->pb,1,s->h263_slice_structured); /* Slice Structured */ 176 put_bits(&s->pb,1,s->h263_slice_structured); /* Slice Structured */
177 put_bits(&s->pb,1,0); /* Reference Picture Selection: off */ 177 put_bits(&s->pb,1,0); /* Reference Picture Selection: off */
178 put_bits(&s->pb,1,0); /* Independent Segment Decoding: off */ 178 put_bits(&s->pb,1,0); /* Independent Segment Decoding: off */
179 put_bits(&s->pb,1,s->alt_inter_vlc); /* Alternative Inter VLC */ 179 put_bits(&s->pb,1,s->alt_inter_vlc); /* Alternative Inter VLC */
180 put_bits(&s->pb,1,s->modified_quant); /* Modified Quantization: */ 180 put_bits(&s->pb,1,s->modified_quant); /* Modified Quantization: */
181 put_bits(&s->pb,1,1); /* "1" to prevent start code emulation */ 181 put_bits(&s->pb,1,1); /* "1" to prevent start code emulation */
182 put_bits(&s->pb,3,0); /* Reserved */ 182 put_bits(&s->pb,3,0); /* Reserved */
183 183
184 put_bits(&s->pb, 3, s->pict_type == FF_P_TYPE); 184 put_bits(&s->pb, 3, s->pict_type == FF_P_TYPE);
185 185
186 put_bits(&s->pb,1,0); /* Reference Picture Resampling: off */ 186 put_bits(&s->pb,1,0); /* Reference Picture Resampling: off */
187 put_bits(&s->pb,1,0); /* Reduced-Resolution Update: off */ 187 put_bits(&s->pb,1,0); /* Reduced-Resolution Update: off */
188 put_bits(&s->pb,1,s->no_rounding); /* Rounding Type */ 188 put_bits(&s->pb,1,s->no_rounding); /* Rounding Type */
189 put_bits(&s->pb,2,0); /* Reserved */ 189 put_bits(&s->pb,2,0); /* Reserved */
190 put_bits(&s->pb,1,1); /* "1" to prevent start code emulation */ 190 put_bits(&s->pb,1,1); /* "1" to prevent start code emulation */
191 191
192 /* This should be here if PLUSPTYPE */ 192 /* This should be here if PLUSPTYPE */
193 put_bits(&s->pb, 1, 0); /* Continuous Presence Multipoint mode: off */ 193 put_bits(&s->pb, 1, 0); /* Continuous Presence Multipoint mode: off */
194 194
195 if (format == 7) { 195 if (format == 8) {
196 /* Custom Picture Format (CPFMT) */ 196 /* Custom Picture Format (CPFMT) */
197 s->aspect_ratio_info= ff_h263_aspect_to_info(s->avctx->sample_aspect _ratio); 197 s->aspect_ratio_info= ff_h263_aspect_to_info(s->avctx->sample_aspect _ratio);
198 198
199 put_bits(&s->pb,4,s->aspect_ratio_info); 199 put_bits(&s->pb,4,s->aspect_ratio_info);
200 put_bits(&s->pb,9,(s->width >> 2) - 1); 200 put_bits(&s->pb,9,(s->width >> 2) - 1);
201 put_bits(&s->pb,1,1); /* "1" to prevent start code emulation */ 201 put_bits(&s->pb,1,1); /* "1" to prevent start code emulation */
202 put_bits(&s->pb,9,(s->height >> 2)); 202 put_bits(&s->pb,9,(s->height >> 2));
203 if (s->aspect_ratio_info == FF_ASPECT_EXTENDED){ 203 if (s->aspect_ratio_info == FF_ASPECT_EXTENDED){
204 put_bits(&s->pb, 8, s->avctx->sample_aspect_ratio.num); 204 put_bits(&s->pb, 8, s->avctx->sample_aspect_ratio.num);
205 put_bits(&s->pb, 8, s->avctx->sample_aspect_ratio.den); 205 put_bits(&s->pb, 8, s->avctx->sample_aspect_ratio.den);
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833 void ff_h263_encode_mba(MpegEncContext *s) 833 void ff_h263_encode_mba(MpegEncContext *s)
834 { 834 {
835 int i, mb_pos; 835 int i, mb_pos;
836 836
837 for(i=0; i<6; i++){ 837 for(i=0; i<6; i++){
838 if(s->mb_num-1 <= ff_mba_max[i]) break; 838 if(s->mb_num-1 <= ff_mba_max[i]) break;
839 } 839 }
840 mb_pos= s->mb_x + s->mb_width*s->mb_y; 840 mb_pos= s->mb_x + s->mb_width*s->mb_y;
841 put_bits(&s->pb, ff_mba_length[i], mb_pos); 841 put_bits(&s->pb, ff_mba_length[i], mb_pos);
842 } 842 }
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