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| author | Martin Storsjö <martin@martin.st> | 2012-06-30 21:30:28 +0300 |
|---|---|---|
| committer | Martin Storsjö <martin@martin.st> | 2012-07-01 15:51:26 +0300 |
| commit | 710bd8a33e9c183ded4a61d742d404d8d5d838ea (patch) | |
| tree | f5acd99bde020addc649745ba74fc8418465a546 /libavcodec/wma.c | |
| parent | 889c1ec4cc064313092bc43a8a3a05aac9799e61 (diff) | |
| download | ffmpeg-710bd8a33e9c183ded4a61d742d404d8d5d838ea.tar.gz | |
wma: Lower the maximum number of channels to 2
ff_wma_init is used only by wmadec and wmaenc, and neither of them
can handle more than 2 channels.
This fixes crashes with invalid files.
Based on patch by Piotr Bandurski and Michael Niedermayer.
Signed-off-by: Martin Storsjö <martin@martin.st>
Diffstat (limited to 'libavcodec/wma.c')
| -rw-r--r-- | libavcodec/wma.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/wma.c b/libavcodec/wma.c index 007653ffec..b61228b94b 100644 --- a/libavcodec/wma.c +++ b/libavcodec/wma.c @@ -78,7 +78,7 @@ int ff_wma_init(AVCodecContext *avctx, int flags2) int coef_vlc_table; if ( avctx->sample_rate <= 0 || avctx->sample_rate > 50000 - || avctx->channels <= 0 || avctx->channels > 8 + || avctx->channels <= 0 || avctx->channels > 2 || avctx->bit_rate <= 0) return -1; |