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authorAlan Kelly <alankelly@google.com>2021-04-01 12:00:16 +0200
committerMichael Niedermayer <michael@niedermayer.cc>2021-04-03 19:43:39 +0200
commit95aacf30e3803c57d91ff62975b375e394f61d49 (patch)
treee91ea61290d13c5632e091610d5da693291ac05f /libswscale
parent6bc2058d00b119d265c9970eac213d2922d15129 (diff)
downloadffmpeg-95aacf30e3803c57d91ff62975b375e394f61d49.tar.gz
libswscale/x86/swscale: Only call ff_yuv2yuvX functions if the input size is > 0
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> (cherry picked from commit dc57762cb43619f91fd2a5d95510fa3b14cfeaaf) Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libswscale')
-rw-r--r--libswscale/x86/swscale.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/libswscale/x86/swscale.c b/libswscale/x86/swscale.c
index cc9e8b0155..0848a31461 100644
--- a/libswscale/x86/swscale.c
+++ b/libswscale/x86/swscale.c
@@ -197,7 +197,8 @@ static void yuv2yuvX_ ##opt(const int16_t *filter, int filterSize, \
const int16_t **src, uint8_t *dest, int dstW, \
const uint8_t *dither, int offset) \
{ \
- ff_yuv2yuvX_ ##opt(filter, filterSize - 1, 0, dest - offset, dstW + offset, dither, offset); \
+ if(dstW > 0) \
+ ff_yuv2yuvX_ ##opt(filter, filterSize - 1, 0, dest - offset, dstW + offset, dither, offset); \
return; \
}
@@ -215,7 +216,8 @@ static void yuv2yuvX_ ##opt(const int16_t *filter, int filterSize, \
yuv2yuvX_mmx(filter, filterSize, src, dest, dstW, dither, offset); \
return; \
} \
- ff_yuv2yuvX_ ##opt(filter, filterSize - 1, 0, dest - offset, pixelsProcessed + offset, dither, offset); \
+ if(pixelsProcessed > 0) \
+ ff_yuv2yuvX_ ##opt(filter, filterSize - 1, 0, dest - offset, pixelsProcessed + offset, dither, offset); \
if(remainder > 0){ \
ff_yuv2yuvX_mmx(filter, filterSize - 1, pixelsProcessed, dest - offset, pixelsProcessed + remainder + offset, dither, offset); \
} \