diff options
author | Anton Khirnov <anton@khirnov.net> | 2011-10-21 16:02:29 +0200 |
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committer | Anton Khirnov <anton@khirnov.net> | 2011-10-23 14:16:16 +0200 |
commit | 1deb66c50cea1891fb8ddcc12ec6960557b93209 (patch) | |
tree | 1a5a02c7157d7b66479879b127293c5c58f93d4e /libavcodec | |
parent | 3fc08304322ce3ed0e4a71efde78ae5e0d5c910c (diff) | |
download | ffmpeg-1deb66c50cea1891fb8ddcc12ec6960557b93209.tar.gz |
lavc: move get_b_cbp() from h263.h to mpeg4videoenc.c
It's not used anywhere else.
Diffstat (limited to 'libavcodec')
-rw-r--r-- | libavcodec/h263.h | 42 | ||||
-rw-r--r-- | libavcodec/mpeg4videoenc.c | 40 |
2 files changed, 40 insertions, 42 deletions
diff --git a/libavcodec/h263.h b/libavcodec/h263.h index 1dc300709e..73c5966605 100644 --- a/libavcodec/h263.h +++ b/libavcodec/h263.h @@ -200,48 +200,6 @@ static inline int get_p_cbp(MpegEncContext * s, return cbp; } -static inline int get_b_cbp(MpegEncContext * s, DCTELEM block[6][64], - int motion_x, int motion_y, int mb_type){ - int cbp=0, i; - - if(s->flags & CODEC_FLAG_CBP_RD){ - int score=0; - const int lambda= s->lambda2 >> (FF_LAMBDA_SHIFT - 6); - - for(i=0; i<6; i++){ - if(s->coded_score[i] < 0){ - score += s->coded_score[i]; - cbp |= 1 << (5 - i); - } - } - - if(cbp){ - int zero_score= -6; - if ((motion_x | motion_y | s->dquant | mb_type) == 0){ - zero_score-= 4; //2*MV + mb_type + cbp bit - } - - zero_score*= lambda; - if(zero_score <= score){ - cbp=0; - } - } - - for (i = 0; i < 6; i++) { - if (s->block_last_index[i] >= 0 && ((cbp >> (5 - i))&1)==0 ){ - s->block_last_index[i]= -1; - s->dsp.clear_block(s->block[i]); - } - } - }else{ - for (i = 0; i < 6; i++) { - if (s->block_last_index[i] >= 0) - cbp |= 1 << (5 - i); - } - } - return cbp; -} - static inline void memsetw(short *tab, int val, int n) { int i; diff --git a/libavcodec/mpeg4videoenc.c b/libavcodec/mpeg4videoenc.c index cbcd3ccf57..3072ace046 100644 --- a/libavcodec/mpeg4videoenc.c +++ b/libavcodec/mpeg4videoenc.c @@ -425,6 +425,46 @@ static inline void mpeg4_encode_blocks(MpegEncContext * s, DCTELEM block[6][64], } } +static inline int get_b_cbp(MpegEncContext * s, DCTELEM block[6][64], + int motion_x, int motion_y, int mb_type) +{ + int cbp = 0, i; + + if (s->flags & CODEC_FLAG_CBP_RD) { + int score = 0; + const int lambda = s->lambda2 >> (FF_LAMBDA_SHIFT - 6); + + for (i = 0; i < 6; i++) + if (s->coded_score[i] < 0) { + score += s->coded_score[i]; + cbp |= 1 << (5 - i); + } + + if (cbp) { + int zero_score = -6; + if ((motion_x | motion_y | s->dquant | mb_type) == 0) + zero_score -= 4; //2*MV + mb_type + cbp bit + + zero_score *= lambda; + if (zero_score <= score) + cbp = 0; + } + + for (i = 0; i < 6; i++) { + if (s->block_last_index[i] >= 0 && ((cbp >> (5 - i)) & 1) == 0) { + s->block_last_index[i] = -1; + s->dsp.clear_block(s->block[i]); + } + } + } else { + for (i = 0; i < 6; i++) { + if (s->block_last_index[i] >= 0) + cbp |= 1 << (5 - i); + } + } + return cbp; +} + //FIXME this is duplicated to h263.c static const int dquant_code[5]= {1,0,9,2,3}; |