[FFmpeg-cvslog] avformat/mux: fix "no tag found" check in validate_codec_tag()

Michael Niedermayer git at videolan.org
Wed Jan 1 22:53:13 CET 2014


ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Wed Jan  1 22:29:06 2014 +0100| [e9a26dc5bf66e106dbe3b81b2d59367f7e971e5c] | committer: Michael Niedermayer

avformat/mux: fix "no tag found" check in validate_codec_tag()

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=e9a26dc5bf66e106dbe3b81b2d59367f7e971e5c
---

 libavformat/mux.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavformat/mux.c b/libavformat/mux.c
index f01b82b..bd50191 100644
--- a/libavformat/mux.c
+++ b/libavformat/mux.c
@@ -189,7 +189,7 @@ static int validate_codec_tag(AVFormatContext *s, AVStream *st)
     const AVCodecTag *avctag;
     int n;
     enum AVCodecID id = AV_CODEC_ID_NONE;
-    unsigned int tag  = 0;
+    int64_t tag  = -1;
 
     /**
      * Check that tag + id is in the table
@@ -212,7 +212,7 @@ static int validate_codec_tag(AVFormatContext *s, AVStream *st)
     }
     if (id != AV_CODEC_ID_NONE)
         return 0;
-    if (tag && (st->codec->strict_std_compliance >= FF_COMPLIANCE_NORMAL))
+    if (tag >= 0 && (st->codec->strict_std_compliance >= FF_COMPLIANCE_NORMAL))
         return 0;
     return 1;
 }



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