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

[Justin Ruggles]

ffmpeg | branch: master | Justin Ruggles <justin.ruggles at gmail.com> | Thu Oct 27 13:33:57 2011 -0400| [03381c12b3a45200918dea877e970c5705f7cf5a] | committer: Justin Ruggles

cin audio: validate the channel count

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=03381c12b3a45200918dea877e970c5705f7cf5a
---

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

diff --git a/libavcodec/dsicinav.c b/libavcodec/dsicinav.c
index 953d232..832efab 100644
--- a/libavcodec/dsicinav.c
+++ b/libavcodec/dsicinav.c
@@ -307,6 +307,11 @@ static av_cold int cinaudio_decode_init(AVCodecContext *avctx)
 {
     CinAudioContext *cin = avctx->priv_data;
 
+    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;