[FFmpeg-cvslog] Encoding alac with more than two channels is not supported.

[Carl Eugen Hoyos]

ffmpeg | branch: master | Carl Eugen Hoyos <cehoyos at ag.or.at> | Sat May 21 01:11:42 2011 +0200| [007f773942e5c8f39e9ad880d8e7e71f8f3bf7d2] | committer: Carl Eugen Hoyos

Encoding alac with more than two channels is not supported.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=007f773942e5c8f39e9ad880d8e7e71f8f3bf7d2
---

 libavcodec/alacenc.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/libavcodec/alacenc.c b/libavcodec/alacenc.c
index c3a1fdf..bb618e1 100644
--- a/libavcodec/alacenc.c
+++ b/libavcodec/alacenc.c
@@ -389,6 +389,11 @@ static av_cold int alac_encode_init(AVCodecContext *avctx)
         return -1;
     }
 
+    if(avctx->channels > 2) {
+        av_log(avctx, AV_LOG_ERROR, "channels > 2 not supported\n");
+        return AVERROR_PATCHWELCOME;
+    }
+
     // Set default compression level
     if(avctx->compression_level == FF_COMPRESSION_DEFAULT)
         s->compression_level = 2;