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Document -newaudio, patch by Victor Paesa, taken from an explanation written by Baptiste Coudurier in -users 

Originally committed as revision 6796 to svn://svn.ffmpeg.org/ffmpeg/trunk
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Víctor Paesa 2006-10-26 14:26:21 +00:00 committed by Guillaume Poirier
parent ffc5430bc3
commit de62a89d42
1 changed files with 12 additions and 0 deletions
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doc/ffmpeg-doc.texi
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@ -482,6 +482,18 @@ Disable audio recording.
@item -acodec codec @item -acodec codec
Force audio codec to @var{codec}. Use the @code{copy} special value to Force audio codec to @var{codec}. Use the @code{copy} special value to
specify that the raw codec data must be copied as is. specify that the raw codec data must be copied as is.
@item -newaudio
It will add a new audio track to the output file. If you want to
specify parameters, specify them before @code{-newaudio} (@code{-acodec}, @code{-ab}, etc..)
Mapping will be done automatically, if output streams number is equal to
input streams number, else it will pick first one found which match. You
can override the mapping using @code{-map} as usual.
Example:
@example
ffmpeg -i file.mpg -vcodec copy -acodec ac3 -ab 384 test.mpg -acodec mp2 -ab 192 -newaudio
@end example
@end table @end table
@section Audio/Video grab options @section Audio/Video grab options