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| author | Michael Niedermayer <michaelni@gmx.at> | 2014-01-17 15:31:18 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2014-01-17 15:34:24 +0100 |
| commit | 58770db2ae67d9b4b6adcf2b15951f9608442051 (patch) | |
| tree | a155b0f27369b59cfa7651a4a1ecd6627d3d8a58 /doc | |
| parent | 5049b6a1fe52f549bad6721f162b4ec2d9d0a357 (diff) | |
| parent | 33018907bd07b34e0e70d5ae12097265eb3734d7 (diff) | |
Merge commit '33018907bd07b34e0e70d5ae12097265eb3734d7'
* commit '33018907bd07b34e0e70d5ae12097265eb3734d7':
mp3enc: allow omitting the id3v2 header with -id3v2_version 0
Conflicts:
doc/muxers.texi
libavformat/version.h
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/muxers.texi | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/doc/muxers.texi b/doc/muxers.texi index 0dc8a33628..f369df5ab9 100644 --- a/doc/muxers.texi +++ b/doc/muxers.texi @@ -541,8 +541,10 @@ ffmpeg -re @var{<normal input/transcoding options>} -movflags isml+frag_keyframe The MP3 muxer writes a raw MP3 stream with an ID3v2 header at the beginning and optionally an ID3v1 tag at the end. ID3v2.3 and ID3v2.4 are supported, the -@code{id3v2_version} option controls which one is used. The legacy ID3v1 tag is -not written by default, but may be enabled with the @code{write_id3v1} option. +@code{id3v2_version} option controls which one is used. Setting +@code{id3v2_version} to 0 will disable the ID3v2 header completely. The legacy +ID3v1 tag is not written by default, but may be enabled with the +@code{write_id3v1} option. The muxer may also write a Xing frame at the beginning, which contains the number of frames in the file. It is useful for computing duration of VBR files. @@ -574,6 +576,11 @@ ffmpeg -i input.mp3 -i cover.png -c copy -map 0 -map 1 -metadata:s:v title="Album cover" -metadata:s:v comment="Cover (Front)" out.mp3 @end example +Write a "clean" MP3 without any extra features: +@example +ffmpeg -i input.wav -write_xing 0 -id3v2_version 0 out.mp3 +@end example + @section mpegts MPEG transport stream muxer. |