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Linshizhi
ffmpeg.wasm-core
Commits
530a540c
Commit
530a540c
authored
Nov 22, 2011
by
Clément Bœsch
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doc: add a -map_channel example for splitting channels into streams.
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doc/ffmpeg.texi
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530a540c
...
@@ -757,6 +757,12 @@ to the respective @var{OUTPUT_CH0} and @var{OUTPUT_CH1}:
...
@@ -757,6 +757,12 @@ to the respective @var{OUTPUT_CH0} and @var{OUTPUT_CH1}:
ffmpeg -i INPUT -map
_
channel 0.0.0 OUTPUT
_
CH0 -map
_
channel 0.0.1 OUTPUT
_
CH1
ffmpeg -i INPUT -map
_
channel 0.0.0 OUTPUT
_
CH0 -map
_
channel 0.0.1 OUTPUT
_
CH1
@end example
@end example
The following example split the channels of a stereo input into streams:
@example
ffmpeg -i stereo.wav -map 0:0 -map 0:0 -map
_
channel 0.0.0:0.0 -map
_
channel 0.0.1:0.1 -y out.ogg
@end example
Note that "-map
_
channel" is currently limited to the scope of one input for
Note that "-map
_
channel" is currently limited to the scope of one input for
each output; you can't for example use it to pick multiple input audio files
each output; you can't for example use it to pick multiple input audio files
and mix them into one single output.
and mix them into one single output.
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