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authorMichael Niedermayer <[email protected]>2020-02-15 22:35:37 +0100
committerMichael Niedermayer <[email protected]>2020-07-01 13:33:44 +0200
commit1bcbe5bc9bf030195cb2db287d00b0a4dfa6428b (patch)
tree7b7104e342ecf3cccde7a2a6b922de2c17cd5b40
parent14ed91c1232bbf3eb25d7db7e50effdf960515fb (diff)
avfilter/vf_aspect: Fix integer overflow in compute_dar()
Fixes: signed integer overflow: 1562273630 * 17 cannot be represented in type 'int' Fixes: Ticket8323 Found-by: Suhwan Reviewed-by: Paul B Mahol <[email protected]> Signed-off-by: Michael Niedermayer <[email protected]> (cherry picked from commit 0c0ca0f244b823238e5a4f5584168e620da84899) Signed-off-by: Michael Niedermayer <[email protected]>
-rw-r--r--libavfilter/vf_aspect.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavfilter/vf_aspect.c b/libavfilter/vf_aspect.c
index c042698ef7..70e7fedc97 100644
--- a/libavfilter/vf_aspect.c
+++ b/libavfilter/vf_aspect.c
@@ -78,7 +78,7 @@ static int filter_frame(AVFilterLink *link, AVFrame *frame)
static inline void compute_dar(AVRational *dar, AVRational sar, int w, int h)
{
if (sar.num && sar.den) {
- av_reduce(&dar->num, &dar->den, sar.num * w, sar.den * h, INT_MAX);
+ av_reduce(&dar->num, &dar->den, sar.num * (int64_t)w, sar.den * (int64_t)h, INT_MAX);
} else {
av_reduce(&dar->num, &dar->den, w, h, INT_MAX);
}