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| author | Anton Khirnov <wyskas@gmail.com> | 2010-11-22 07:32:27 +0000 |
|---|---|---|
| committer | Anton Khirnov <wyskas@gmail.com> | 2010-11-22 07:32:27 +0000 |
| commit | fb3d8c23cc20efac83a66120821fc91697b52a0c (patch) | |
| tree | ab397f21e7856620490d4cb5ad722db59c62e49e | |
| parent | 477b1aeac9a7c749a4377078bca2dee8d005707b (diff) | |
| download | ffmpeg-fb3d8c23cc20efac83a66120821fc91697b52a0c.tar.gz | |
ffmpeg.c: document default metadata mappings
Originally committed as revision 25795 to svn://svn.ffmpeg.org/ffmpeg/trunk
| -rw-r--r-- | doc/ffmpeg-doc.texi | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/doc/ffmpeg-doc.texi b/doc/ffmpeg-doc.texi index ed46b49c00..397c3b4756 100644 --- a/doc/ffmpeg-doc.texi +++ b/doc/ffmpeg-doc.texi @@ -625,6 +625,12 @@ Optional @var{metadata} parameters specify, which metadata to copy - (g)lobal per-(p)rogram. All metadata specifiers other than global must be followed by the stream/chapter/program number. If metadata specifier is omitted, it defaults to global. + +By default, global metadata is copied from the first input file to all output files, +per-stream and per-chapter metadata is copied along with streams/chapters. These +default mappings are disabled by creating any mapping of the relevant type. A negative +file index can be used to create a dummy mapping that just disables automatic copying. + For example to copy metadata from the first stream of the input file to global metadata of the output file: @example |