From 6c82c87dbbc0582658968eae46cfebeea90a9c5e Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Fri, 25 Oct 2013 18:46:53 -0400
Subject: [PATCH] ac3dec: fix outptr increment.
Fixes corrupt data errors when downmixing in the AC-3 decoder.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Justin Ruggles <justin.ruggles@gmail.com>
CC:libav-stable@libav.org
---
libavcodec/ac3dec.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavcodec/ac3dec.c b/libavcodec/ac3dec.c
index d664325a29d..3edb3aff83b 100644
--- a/libavcodec/ac3dec.c
+++ b/libavcodec/ac3dec.c
@@ -1400,7 +1400,7 @@ static int ac3_decode_frame(AVCodecContext * avctx, void *data,
memcpy(s->outptr[channel_map[ch]], output[ch], sizeof(**output) * AC3_BLOCK_SIZE);
for (ch = 0; ch < s->out_channels; ch++)
output[ch] = s->outptr[channel_map[ch]];
- for (ch = 0; ch < s->channels; ch++)
+ for (ch = 0; ch < s->out_channels; ch++)
s->outptr[ch] += AC3_BLOCK_SIZE;
}
--
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