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1 From 2502914c5f8eb77659d7c0868396862557a63245 Mon Sep 17 00:00:00 2001
2 From: Michael Niedermayer <michaelni@gmx.at>
3 Date: Fri, 9 Nov 2012 13:26:20 +0100
4 Subject: [PATCH] atrac3dec: Check coding mode against channels.
5
6 Upstream-Status: Backport
7
8 Commit 2502914c5f8eb77659d7c0868396862557a63245 release/1.0
9
10 Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
11 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 (cherry picked from commit 13451f5520ce6b0afde861b2285dda659f8d4fb4)
13
14 Conflicts:
15
16         libavcodec/atrac3.c
17 ---
18  libavcodec/atrac3.c | 5 +++++
19  1 file changed, 5 insertions(+)
20
21 diff --git a/libavcodec/atrac3.c b/libavcodec/atrac3.c
22 index 7d076be..1da4c78 100644
23 --- a/gst-libs/ext/libav/libavcodec/atrac3.c
24 +++ b/gst-libs/ext/libav/libavcodec/atrac3.c
25 @@ -955,6 +955,11 @@ static av_cold int atrac3_decode_init(AVCodecContext *avctx)
26      }
27      /* Check the extradata. */
28  
29 +    if (q->codingMode == JOINT_STEREO && avctx->channels < 2) {
30 +        av_log(avctx, AV_LOG_ERROR, "Invalid coding mode\n");
31 +        return AVERROR_INVALIDDATA;
32 +    }
33 +
34      if (q->atrac3version != 4) {
35          av_log(avctx,AV_LOG_ERROR,"Version %d != 4.\n",q->atrac3version);
36          return AVERROR_INVALIDDATA;
37 --