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doc: update mono to stereo workaround example

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Now uses -filter_complex instead of deprecated lavfi/amovie

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
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Tim Nicholson 2012-07-03 11:42:51 +01:00 committed by Michael Niedermayer
parent dadfd2a525
commit bb62a8b690
1 changed files with 1 additions and 4 deletions
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doc/ffmpeg.texi
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@ -722,10 +722,7 @@ filter. For example, if you need to merge a media (here @file{input.mkv}) with 2
mono audio streams into one single stereo channel audio stream (and keep the
video stream), you can use the following command:
@example
ffmpeg -i input.mkv -f lavfi -i "
amovie=input.mkv:si=1 [a1];
amovie=input.mkv:si=2 [a2];
[a1][a2] amerge" -c:a pcm_s16le -c:v copy output.mkv
ffmpeg -i input.mkv -filter_complex "[0:1] [0:2] amerge" -c:a pcm_s16le -c:v copy output.mkv
@end example
@item -map_metadata[:@var{metadata_spec_out}] @var{infile}[:@var{metadata_spec_in}] (@emph{output,per-metadata})