Activity › Forums › Compression Techniques › Splitting 14 channels into 14 tracks
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Reuben Martin
October 16, 2012 at 5:40 pmI think your right. I created a test file with a video and a 16 channel audio stream. I created it with ffmpeg btw. It can _create_ the 16 channel audio stream, but the filter subsystem doesn’t like it when I feed it back in to try to split the channels out. Gives errors about invalid channel layout.
Hopefully the developers will make a matrix filter in the future to be able to map any input:stream:channel to any output:stream:channel that isn’t constrained by channel layout presets.
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Kev James
April 8, 2014 at 9:41 amHi, I am trying to export all audio channels from a quicktime file which has the following audio configuration:
Track 1 – mono
Track 2 – mono
Track 3 – mono
Track 4 – mono
Track 5 – mono
Track 6 – mono
Track 7 – stereoI am using:
CODE: SELECT ALL
ffmpeg -i Feature.mov -map 0:1 -y Left.wav -map 0:2 Right.wav -map 0:3 Center.wav -map 0:4 LFE.wav -map 0:5 Left_Surround.wav -map 0:6 Right_Surround.wav -map 0.7 Left_Total.wav -map 0.8 Right_Total.wavBut this is giving me an error, ‘Data stream encoding not supported yet (only streamcopy)’.
So I want to output 6 mono wavs and 1 stereo wav.
How do I do that?Kind regards.
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