[FFmpeg-user] How to extract audio from video without re-encoding?

[Android PowerUser]

-vn -c:a copy

Mp4 kann als container bleiben

inhahe <inhahe at gmail.com> schrieb am Mo., 11. Okt. 2021, 10:35:

> I want to extract audio from any arbitrary video file and have it save to
> an audio file without re-encoding and without me knowing ahead of time
> which audio file format to use.
>
> I don't know how to do it because ffmpeg requires an output filename with
> an extension, which means I have to specify the audio file format within
> the command. I want ffmpeg to choose the audio file format for me based on
> the type of audio embedded in the video, much like the -x parameter does in
> youtube-dl.
>
> How can I do this? Thanks.
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