diff options
| author | Michael Niedermayer <michaelni@gmx.at> | 2010-02-25 14:26:12 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2010-02-25 14:26:12 +0000 |
| commit | 662a5b23707a6c56cd37ad710b1595f7d9f6539b (patch) | |
| tree | e31f7e91c8901e1c2c1a0af117876d4abe6c4184 /libavcodec/h264.c | |
| parent | 5b0fb5244d3fb7758521c6988abdc26879c57968 (diff) | |
Reorder intra4x4_pred_mode so that we can read/write 4 values at once.
3-7 cpu cycles faster
Originally committed as revision 22053 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/h264.c')
| -rw-r--r-- | libavcodec/h264.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/libavcodec/h264.c b/libavcodec/h264.c index 7f9b411639..2d112b0c31 100644 --- a/libavcodec/h264.c +++ b/libavcodec/h264.c @@ -54,13 +54,10 @@ static const uint8_t div6[52]={ void ff_h264_write_back_intra_pred_mode(H264Context *h){ int8_t *mode= h->intra4x4_pred_mode + h->mb2br_xy[h->mb_xy]; - mode[0]= h->intra4x4_pred_mode_cache[7+8*1]; - mode[1]= h->intra4x4_pred_mode_cache[7+8*2]; - mode[2]= h->intra4x4_pred_mode_cache[7+8*3]; - mode[3]= h->intra4x4_pred_mode_cache[7+8*4]; - mode[4]= h->intra4x4_pred_mode_cache[4+8*4]; - mode[5]= h->intra4x4_pred_mode_cache[5+8*4]; - mode[6]= h->intra4x4_pred_mode_cache[6+8*4]; + AV_COPY32(mode, h->intra4x4_pred_mode_cache + 4 + 8*4); + mode[4]= h->intra4x4_pred_mode_cache[7+8*3]; + mode[5]= h->intra4x4_pred_mode_cache[7+8*2]; + mode[6]= h->intra4x4_pred_mode_cache[7+8*1]; } /** |