Re: working with mp3 files

[mick crane <mick.crane@gmail.com>]

On 2020-10-29 16:40, Nicolas George wrote:
> ghe2001 (12020-10-29):
> > Yeah, but he's starting with mp3, so I don't know of a better way to 
> > do it.
>
> The better way to do it is to avoid decoding then re-encoding.
>
> > How do you get rid of the metadata noise?  I've tried 'cating mp3s, 
> > and it didn't work very well at all.
>
> You can just cut the file with any binary tool.
>
> Or you can use the concat demuxer in ffmpeg.

Is it correct that the concat works with the file but the demux streams 
it first through audio device and records?
So that would be in the real time or does it speed it up or something 
for the recording ?

mick

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