From 6a818cb3ff2056d43361e5fd09e318cd2ca2a7b4 Mon Sep 17 00:00:00 2001
From: Justin Ruggles <justin.ruggles@gmail.com>
Date: Mon, 12 Sep 2011 09:44:21 -0400
Subject: ws_snd: make sure number of channels is 1

---
 libavcodec/ws-snd1.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'libavcodec/ws-snd1.c')

diff --git a/libavcodec/ws-snd1.c b/libavcodec/ws-snd1.c
index 0459128ed3..a9f303add1 100644
--- a/libavcodec/ws-snd1.c
+++ b/libavcodec/ws-snd1.c
@@ -41,6 +41,11 @@ static av_cold int ws_snd_decode_init(AVCodecContext * avctx)
 {
 //    WSSNDContext *c = avctx->priv_data;
 
+    if (avctx->channels != 1) {
+        av_log_ask_for_sample(avctx, "unsupported number of channels\n");
+        return AVERROR(EINVAL);
+    }
+
     avctx->sample_fmt = AV_SAMPLE_FMT_U8;
     return 0;
 }
-- 
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