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ffplay file.wav 18 audio channels

On Linux I have an 18 channel wav file that I can play with aplay or play(sox) without problems. The 18 channels are played well. If I want to play it with ffplay I get this: libavutil 56. 51....
Dominique Blanchemain's user avatar
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1 answer
864 views

Combining a video file (with audio) and a 7-channel audio file

Using ffmpeg, I've tried to combine a video file (with audio) and a 7-channel audio file without success. my command: ffmpeg -i input0.avi -i input1.wav -c:v copy -map 0:v:0 -map 1:a:0 -preset slow -...
Surin B's user avatar
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1 answer
2k views

How should I record multichannel (quad) with ffmpeg?

I recently got a four-channel USB input device (Behringer UMC404HD). The device is working and Linux sees it; I know this because I can record four independent channels using Audacity. However, I can'...
Toby Eggitt's user avatar
1 vote
1 answer
613 views

ffmpeg mapping help, encode 1 6ch audio into multi-tracks

I have 2 input files: cover.jpg audio.dts (6 channel) My target file will be a mp4 with 1 video and 3 audio: audio 1 is 2 channel aac audio 2 is 6 channel ac3 audio 3 is 6 channel dts Here is the ...
Beterhans's user avatar