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dont trash mm0, its still used in the next iteration of the loop (fixes strange horizontal lines on some blocks in b frames on mmx only cpus) 

Originally committed as revision 855 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2002-08-20 19:23:06 +00:00
parent c9178d868a
commit 9f36153415
1 changed files with 2 additions and 2 deletions
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4
libavcodec/i386/dsputil_mmx_rnd.h
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@ -214,10 +214,10 @@ static void DEF(avg, pixels_y2)(UINT8 *block, const UINT8 *pixels, int line_size
"movq (%1, %%eax), %%mm0 \n\t"
PAVGBP(%%mm1, %%mm2, %%mm4, %%mm0, %%mm1, %%mm5)
"movq (%2), %%mm3 \n\t"
PAVGB(%%mm3, %%mm4, %%mm0, %%mm6)
PAVGB(%%mm3, %%mm4, %%mm2, %%mm6)
"movq (%2, %3), %%mm3 \n\t"
PAVGB(%%mm3, %%mm5, %%mm1, %%mm6)
"movq %%mm0, (%2) \n\t"
"movq %%mm2, (%2) \n\t"
"movq %%mm1, (%2, %3) \n\t"
"addl %%eax, %1 \n\t"
"addl %%eax, %2 \n\t"