converting pcm raw output to wav or mp3 file

[Siju George <sgeorge.ml@gmail.com>]

Hi.

I followed

http://wiki.audacityteam.org/index.php?title=Recording_audio_playing_on_the_computer#Using_the_ALSA_PCM_file

and got the

/tmp/out.raw file

How do I convert it to wav or mp3?

thanks

--Siju