From: Michael Niedermayer <michaelni@gmx.at>
Date: Sun, 21 Jan 2007 12:31:58 +0000 (+0000)
Subject: set codec_tag from codec_id if its not set and can be set based on the AVCodecTag... 
X-Git-Tag: v0.5~10463
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=5ecfa9f5fcc434be7b93b5abacfa336f54cac671;p=platform%2Fupstream%2Flibav.git

set codec_tag from codec_id if its not set and can be set based on the AVCodecTag tables

Originally committed as revision 7600 to svn://svn.ffmpeg.org/ffmpeg/trunk
---

diff --git a/libavformat/utils.c b/libavformat/utils.c
index 7e25478..cebe628 100644
--- a/libavformat/utils.c
+++ b/libavformat/utils.c
@@ -2182,6 +2182,17 @@ int av_write_header(AVFormatContext *s)
             }
             break;
         }
+
+        if(s->oformat->codec_tag){
+            if(st->codec->codec_tag){
+                //FIXME
+                //check that tag + id is in the table
+                //if neither is in the table -> ok
+                //if tag is in the table with another id -> FAIL
+                //if id is in the table with another tag -> FAIL unless strict < ?
+            }else
+                st->codec->codec_tag= av_codec_get_tag(s->oformat->codec_tag, st->codec->codec_id);
+        }
     }
 
     if (!s->priv_data && s->oformat->priv_data_size > 0) {