[FFmpeg-cvslog] cin audio: validate the channel count

Justin Ruggles git at videolan.org
Fri Nov 4 20:49:30 CET 2011


ffmpeg | branch: release/0.7 | Justin Ruggles <justin.ruggles at gmail.com> | Thu Oct 27 13:33:57 2011 -0400| [711e6c947b728b23e84f15152fa59ef8ae20de63] | committer: Michael Niedermayer

cin audio: validate the channel count

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=711e6c947b728b23e84f15152fa59ef8ae20de63
---

 libavcodec/dsicinav.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/libavcodec/dsicinav.c b/libavcodec/dsicinav.c
index faca821..d4dbb35 100644
--- a/libavcodec/dsicinav.c
+++ b/libavcodec/dsicinav.c
@@ -310,6 +310,11 @@ static av_cold int cinaudio_decode_init(AVCodecContext *avctx)
     CinAudioContext *cin = avctx->priv_data;
 
     cin->avctx = avctx;
+    if (avctx->channels != 1) {
+        av_log_ask_for_sample(avctx, "Number of channels is not supported\n");
+        return AVERROR_PATCHWELCOME;
+    }
+
     cin->initial_decode_frame = 1;
     cin->delta = 0;
     avctx->sample_fmt = AV_SAMPLE_FMT_S16;



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