Re: Adjusting sound file volume
On Fri, Feb 24, 2012 at 11:54:08PM -0800, Marc Shapiro wrote:
> I know that sox can adjust the volume of a sound file and I have
> used it before, but... sox will not read this file. It is an .m4a
> file that someone else recorded and sent to us. Sox and play will
> not read it, the error when try to adjust the volume is:
>
> :~$ sox -v 0.1 Kedushah.m4a Kedushah.mp3
> sox FAIL formats: can't open output file `Kedushah.mp3': SoX was
> compiled without MP3 encoding support
>
> Xine, also, will not read it. Only mplayer will play the file.
>
> Is there any way to adjust the volume? Can mplayer be told to
> adjust the volume of a file that it is playing? I have looked
> through the man file and used -list-options, but if it is there then
> missed it.
>
You can look at 'aacgain' and a frontend for it 'easymp3gain-gtk'
This uses replaygain to adjust the volume. I'm not sure if aacgain uses
tags (for your player to read) or if it actually adjusts the volume of
the file itself.
-Rob
Reply to: