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authorMichael Niedermayer <michael@niedermayer.cc>2015-12-15 02:06:04 +0100
committerMichael Niedermayer <michael@niedermayer.cc>2015-12-15 02:32:23 +0100
commit80bfce35ccd11458e97f68f417fc094c5347070c (patch)
treeb6fa09e50e80c4d9fc013c0466710e16bb6d0dc0 /libswscale/x86
parent06987dab972e275a70ea961be27bc12ff531da75 (diff)
downloadffmpeg-streaming-80bfce35ccd11458e97f68f417fc094c5347070c.zip
ffmpeg-streaming-80bfce35ccd11458e97f68f417fc094c5347070c.tar.gz
swscale/x86/rgb2rgb_template: Do not crash on misaligend stride
Fixes Ticket5013 Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libswscale/x86')
-rw-r--r--libswscale/x86/rgb2rgb_template.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/libswscale/x86/rgb2rgb_template.c b/libswscale/x86/rgb2rgb_template.c
index e97ba4f..6524461 100644
--- a/libswscale/x86/rgb2rgb_template.c
+++ b/libswscale/x86/rgb2rgb_template.c
@@ -1887,8 +1887,10 @@ static void RENAME(interleaveBytes)(const uint8_t *src1, const uint8_t *src2, ui
for (h=0; h < height; h++) {
int w;
- if (width >= 16)
+ if (width >= 16
#if COMPILE_TEMPLATE_SSE2
+ && !((((intptr_t)src1) | ((intptr_t)src2) | ((intptr_t)dest))&15)
+ )
__asm__(
"xor %%"REG_a", %%"REG_a" \n\t"
"1: \n\t"
@@ -1908,6 +1910,7 @@ static void RENAME(interleaveBytes)(const uint8_t *src1, const uint8_t *src2, ui
: "memory", XMM_CLOBBERS("xmm0", "xmm1", "xmm2",) "%"REG_a
);
#else
+ )
__asm__(
"xor %%"REG_a", %%"REG_a" \n\t"
"1: \n\t"
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