cin audio: validate the channel count
authorJustin Ruggles <justin.ruggles@gmail.com>
Thu, 27 Oct 2011 17:33:57 +0000 (13:33 -0400)
committerJustin Ruggles <justin.ruggles@gmail.com>
Sat, 29 Oct 2011 20:43:40 +0000 (16:43 -0400)
libavcodec/dsicinav.c

index 953d232..832efab 100644 (file)
@@ -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;