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-rw-r--r--libswscale/utils.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libswscale/utils.c b/libswscale/utils.c
index 6af41f8b30..fa00668c8e 100644
--- a/libswscale/utils.c
+++ b/libswscale/utils.c
@@ -331,7 +331,7 @@ static av_cold int initFilter(int16_t **outFilter, int32_t **filterPos,
xDstInSrc = xInc - 0x10000;
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++) {