[linux-audio-user] normalize with sox

[Maarten de Boer]

> [about sox]
> using the "stat -v" effect only works when doing a conversion and needs
> an output file, at least that's what i understood. writing a temporary file
> just to find out the peak amplitude seems rather silly

if this is indeed necesary, you can always use /dev/null as the output file.
it still seems rather silly, but at least you won't need the disk-space for
the temporary file, and it will be faster too, writing to the sink instead
of to the harddisk.

maarten