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authorMichael Niedermayer <michaelni@gmx.at>2014-05-11 16:44:08 +0200
committerMichael Niedermayer <michaelni@gmx.at>2014-05-11 16:44:08 +0200
commit3a67865963de4b0fcbfd201f8894f6c48d5ca9c1 (patch)
tree17afc5fa9f78504b1836f71ac8bf92dd6e5b4af7
parent3fb754712c8a680f32f9cba43d6176891ea3d240 (diff)
parenta56a9e65c6a17dd8b6303dd45bdc3e3368093092 (diff)
downloadffmpeg-3a67865963de4b0fcbfd201f8894f6c48d5ca9c1.tar.gz
Merge commit 'a56a9e65c6a17dd8b6303dd45bdc3e3368093092' into release/2.2
* commit 'a56a9e65c6a17dd8b6303dd45bdc3e3368093092': swscale: Fix an undefined behaviour Merged-by: Michael Niedermayer <michaelni@gmx.at>
-rw-r--r--libswscale/utils.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libswscale/utils.c b/libswscale/utils.c
index e4479925e6..fb4576a626 100644
--- a/libswscale/utils.c
+++ b/libswscale/utils.c
@@ -389,7 +389,7 @@ static av_cold int initFilter(int16_t **outFilter, int32_t **filterPos,
xDstInSrc = ((dstPos*(int64_t)xInc)>>7) - ((srcPos*0x10000LL)>>7);
for (i = 0; i < dstW; i++) {
- int xx = (xDstInSrc - ((filterSize - 2) << 16)) / (1 << 17);
+ int xx = (xDstInSrc - ((int64_t)(filterSize - 2) << 16)) / (1 << 17);
int j;
(*filterPos)[i] = xx;
for (j = 0; j < filterSize; j++) {