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| author | Michael Niedermayer <michael@niedermayer.cc> | 2015-12-05 13:11:23 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2015-12-06 02:08:26 +0100 |
| commit | 4b77e0a33ee73da1d1c0f4182b4c81ac0450c87a (patch) | |
| tree | 7a1ad13cbbec6e08c95b5a17553d1e24fa093f21 | |
| parent | c108dfc6ccd81002dc5d9dd3e7dc996eb3df4d9a (diff) | |
| download | ffmpeg-4b77e0a33ee73da1d1c0f4182b4c81ac0450c87a.tar.gz | |
avcodec/wmaprodec: Fix overflow of cutoff
Fixes: 129ca3e28d73af7b1e24a9d4118e7a2d/signal_sigabrt_7ffff6ae7cc9_836_762b310fc3ef6087bd7771e5d8e90b9b.asf
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 0c56f8303e676556ea09bfac73d881c6c9057259)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/wmaprodec.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/wmaprodec.c b/libavcodec/wmaprodec.c index a94da0f67c..fe3adb2df0 100644 --- a/libavcodec/wmaprodec.c +++ b/libavcodec/wmaprodec.c @@ -477,7 +477,7 @@ static av_cold int decode_init(AVCodecContext *avctx) /** calculate subwoofer cutoff values */ for (i = 0; i < num_possible_block_sizes; i++) { int block_size = s->samples_per_frame >> i; - int cutoff = (440*block_size + 3 * (s->avctx->sample_rate >> 1) - 1) + int cutoff = (440*block_size + 3LL * (s->avctx->sample_rate >> 1) - 1) / s->avctx->sample_rate; s->subwoofer_cutoffs[i] = av_clip(cutoff, 4, block_size); } |