diff options
| author | Ronald S. Bultje <rsbultje@gmail.com> | 2012-03-05 12:26:42 -0800 |
|---|---|---|
| committer | Ronald S. Bultje <rsbultje@gmail.com> | 2012-03-06 10:47:41 -0800 |
| commit | 2254b559cbcfc0418135f09add37c0a5866b1981 (patch) | |
| tree | 07783f2b1324c6fa17b8ea32c30d29c8fc017e06 /libswscale/x86/swscale_template.c | |
| parent | 018f39ef496c768f7cd580a96ae971e03c78205e (diff) | |
swscale: make filterPos 32bit.
Fixes overflows for large image sizes.
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
Diffstat (limited to 'libswscale/x86/swscale_template.c')
| -rw-r--r-- | libswscale/x86/swscale_template.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libswscale/x86/swscale_template.c b/libswscale/x86/swscale_template.c index 4db3fb3086..ad2b32f27b 100644 --- a/libswscale/x86/swscale_template.c +++ b/libswscale/x86/swscale_template.c @@ -1376,7 +1376,7 @@ static void RENAME(hyscale_fast)(SwsContext *c, int16_t *dst, int dstWidth, const uint8_t *src, int srcW, int xInc) { - int16_t *filterPos = c->hLumFilterPos; + int32_t *filterPos = c->hLumFilterPos; int16_t *filter = c->hLumFilter; void *mmx2FilterCode= c->lumMmx2FilterCode; int i; @@ -1472,7 +1472,7 @@ static void RENAME(hcscale_fast)(SwsContext *c, int16_t *dst1, int16_t *dst2, int dstWidth, const uint8_t *src1, const uint8_t *src2, int srcW, int xInc) { - int16_t *filterPos = c->hChrFilterPos; + int32_t *filterPos = c->hChrFilterPos; int16_t *filter = c->hChrFilter; void *mmx2FilterCode= c->chrMmx2FilterCode; int i; |