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| author | Michael Niedermayer <michaelni@gmx.at> | 2006-11-03 12:07:53 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2006-11-03 12:07:53 +0000 |
| commit | 25225c37731bfb3129139eea7fa61cdb2b1e0321 (patch) | |
| tree | 69c9b49338e45a34eea9db4d0ec306cf4d7b4c08 /libavcodec | |
| parent | bda2203d5652ceaf40e57b47c3e81f9340403ec2 (diff) | |
| download | ffmpeg-25225c37731bfb3129139eea7fa61cdb2b1e0321.tar.gz | |
2 instructions less in h264_loop_filter_luma_mmx2()
Originally committed as revision 6882 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/i386/h264dsp_mmx.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/libavcodec/i386/h264dsp_mmx.c b/libavcodec/i386/h264dsp_mmx.c index c0da80ad89..185989f3ec 100644 --- a/libavcodec/i386/h264dsp_mmx.c +++ b/libavcodec/i386/h264dsp_mmx.c @@ -399,10 +399,9 @@ static inline void h264_loop_filter_luma_mmx2(uint8_t *pix, int stride, int alph "pand %%mm7, %%mm6 \n\t" // mask & |p2-p0|<beta "pshufw $80, %4, %%mm4 \n\t" "pand %%mm7, %%mm4 \n\t" // mask & tc0 - "movq %8, %%mm7 \n\t" - "pand %%mm6, %%mm7 \n\t" // mask & |p2-p0|<beta & 1 + "movq %%mm4, %%mm7 \n\t" + "psubb %%mm6, %%mm7 \n\t" "pand %%mm4, %%mm6 \n\t" // mask & |p2-p0|<beta & tc0 - "paddb %%mm4, %%mm7 \n\t" // tc++ H264_DEBLOCK_Q1(%%mm0, %%mm3, "(%1)", "(%1,%3)", %%mm6, %%mm4) /* filter q1 */ @@ -413,8 +412,7 @@ static inline void h264_loop_filter_luma_mmx2(uint8_t *pix, int stride, int alph "pand %0, %%mm6 \n\t" "pshufw $80, %4, %%mm5 \n\t" "pand %%mm6, %%mm5 \n\t" - "pand %8, %%mm6 \n\t" - "paddb %%mm6, %%mm7 \n\t" + "psubb %%mm6, %%mm7 \n\t" "movq (%2,%3), %%mm3 \n\t" H264_DEBLOCK_Q1(%%mm3, %%mm4, "(%2,%3,2)", "(%2,%3)", %%mm5, %%mm6) |