Module: libav
Branch: master
Commit: 024e03701c706d3976348b9f50a1af7db2137a39

Author:    Justin Ruggles <[email protected]>
Committer: Justin Ruggles <[email protected]>
Date:      Sat Apr  7 14:05:45 2012 -0400

iff: set channel layout

---

 libavformat/iff.c |   10 +++++++++-
 1 files changed, 9 insertions(+), 1 deletions(-)

diff --git a/libavformat/iff.c b/libavformat/iff.c
index c2bc283..ab22e11 100644
--- a/libavformat/iff.c
+++ b/libavformat/iff.c
@@ -29,6 +29,7 @@
  * http://wiki.multimedia.cx/index.php?title=IFF
  */
 
+#include "libavutil/channel_layout.h"
 #include "libavutil/intreadwrite.h"
 #include "libavutil/dict.h"
 #include "avformat.h"
@@ -120,6 +121,7 @@ static int iff_read_header(AVFormatContext *s)
         return AVERROR(ENOMEM);
 
     st->codec->channels = 1;
+    st->codec->channel_layout = AV_CH_LAYOUT_MONO;
     avio_skip(pb, 8);
     // codec_tag used by ByteRun1 decoder to distinguish progressive (PBM) and 
interlaced (ILBM) content
     st->codec->codec_tag = avio_rl32(pb);
@@ -154,7 +156,13 @@ static int iff_read_header(AVFormatContext *s)
         case ID_CHAN:
             if (data_size < 4)
                 return AVERROR_INVALIDDATA;
-            st->codec->channels = (avio_rb32(pb) < 6) ? 1 : 2;
+            if (avio_rb32(pb) < 6) {
+                st->codec->channels       = 1;
+                st->codec->channel_layout = AV_CH_LAYOUT_MONO;
+            } else {
+                st->codec->channels       = 2;
+                st->codec->channel_layout = AV_CH_LAYOUT_STEREO;
+            }
             break;
 
         case ID_CMAP:

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