avcodec/pcm: Fix overflow in bitrate computation

Fixes: 129ca3e28d73af7b1e24a9d4118e7a2d/signal_sigabrt_7ffff6ae7cc9_836_762b310fc3ef6087bd7771e5d8e90b9b.asf Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
9 years ago · 2de8bfd2ef
parent 0c56f8303e
commit 2de8bfd2ef
1 changed files with 1 additions and 1 deletions
--- a/libavcodec/pcm.c
+++ b/libavcodec/pcm.c
@ -47,7 +47,7 @@ static av_cold int pcm_encode_init(AVCodecContext *avctx)

    avctx->bits_per_coded_sample = av_get_bits_per_sample(avctx->codec->id);
    avctx->block_align           = avctx->channels * avctx->bits_per_coded_sample / 8;
-    avctx->bit_rate              = avctx->block_align * avctx->sample_rate * 8;
+    avctx->bit_rate              = avctx->block_align * 8LL * avctx->sample_rate;

    return 0;
 }