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| author | Michael Niedermayer <michaelni@gmx.at> | 2010-02-26 15:03:00 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2010-02-26 15:03:00 +0000 |
| commit | cf7b67bc40d22694f13988d261b92de23493a810 (patch) | |
| tree | d339d9d75e170399fbe4fa38011de7c99afe6e20 /libavcodec/h264.h | |
| parent | 6abda15f5633b610727c2755ae35ce1599ece115 (diff) | |
| download | ffmpeg-streaming-cf7b67bc40d22694f13988d261b92de23493a810.zip ffmpeg-streaming-cf7b67bc40d22694f13988d261b92de23493a810.tar.gz | |
Remove some useless operations from the code setting left_cbp.
maybe 0.5 cpu cycles faster
Originally committed as revision 22078 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/h264.h')
| -rw-r--r-- | libavcodec/h264.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/libavcodec/h264.h b/libavcodec/h264.h index 5d615cf..1ef7403 100644 --- a/libavcodec/h264.h +++ b/libavcodec/h264.h @@ -952,9 +952,9 @@ static void fill_decode_caches(H264Context *h, int mb_type){ } // left_cbp if (left_type[0]) { - h->left_cbp = h->cbp_table[left_xy[0]] & 0x1f0; - h->left_cbp |= ((h->cbp_table[left_xy[0]]>>((left_block[0]&(~1))+1))&0x1) << 1; - h->left_cbp |= ((h->cbp_table[left_xy[1]]>>((left_block[2]&(~1))+1))&0x1) << 3; + h->left_cbp = (h->cbp_table[left_xy[0]] & 0x1f0) + | ((h->cbp_table[left_xy[0]]>>(left_block[0]&(~1)))&2) + | (((h->cbp_table[left_xy[1]]>>(left_block[2]&(~1)))&2) << 2); } else { h->left_cbp = IS_INTRA(mb_type) ? 0x1CF : 0x00F; } |
