[FFmpeg-cvslog] truespeech: check to make sure channels == 1

[Justin Ruggles]

ffmpeg | branch: release/0.8 | Justin Ruggles <justin.ruggles at gmail.com> | Wed Oct 12 23:23:18 2011 -0400| [62cf52c8602efe8cf8c4713a8f44d5f76a908bb8] | committer: Michael Niedermayer

truespeech: check to make sure channels == 1
(cherry picked from commit 3e7a176759e8a8e66d65c779b47b5bba793dfd4e)

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

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=62cf52c8602efe8cf8c4713a8f44d5f76a908bb8
---

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

diff --git a/libavcodec/truespeech.c b/libavcodec/truespeech.c
index d903a01..b5f7466 100644
--- a/libavcodec/truespeech.c
+++ b/libavcodec/truespeech.c
@@ -56,6 +56,11 @@ static av_cold int truespeech_decode_init(AVCodecContext * avctx)
 {
 //    TSContext *c = avctx->priv_data;
 
+    if (avctx->channels != 1) {
+        av_log_ask_for_sample(avctx, "Unsupported channel count: %d\n", avctx->channels);
+        return AVERROR(EINVAL);
+    }
+
     avctx->sample_fmt = AV_SAMPLE_FMT_S16;
     return 0;
 }