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| author | Michael Niedermayer <michaelni@gmx.at> | 2012-03-17 20:45:45 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2012-05-06 01:42:01 +0200 |
| commit | df93682e64e0e917d96c8af6519a2793c28117c5 (patch) | |
| tree | 6d75e54be3d101d5b0ee41d758dc0790b75e616a | |
| parent | 22285aba1337d0ec507255866512cf060bb010f0 (diff) | |
| download | ffmpeg-df93682e64e0e917d96c8af6519a2793c28117c5.tar.gz | |
dsp: fix diff_bytes_mmx() with small width
Fixes Ticket1068
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 73089eccd3e48539555349b36d8aabbf1cea416e)
| -rw-r--r-- | libavcodec/x86/dsputilenc_mmx.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/libavcodec/x86/dsputilenc_mmx.c b/libavcodec/x86/dsputilenc_mmx.c index f13c1219da..35d50bec9e 100644 --- a/libavcodec/x86/dsputilenc_mmx.c +++ b/libavcodec/x86/dsputilenc_mmx.c @@ -823,6 +823,7 @@ static int vsad16_mmx2(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, i static void diff_bytes_mmx(uint8_t *dst, uint8_t *src1, uint8_t *src2, int w){ x86_reg i=0; + if(w>=16) __asm__ volatile( "1: \n\t" "movq (%2, %0), %%mm0 \n\t" |