Browse - Computer Tips - How can I extract the sound from an MP4 video into an MP3 audio file?

Date: 2012apr29

Q.  How can I extract the sound from an MP4 video into an MP3 audio file?

A.

ffmpeg -sameq -i myfile.mp4 myfile.mp3
The -sameq option requests the same quality in the output as input file. Strangely (to me) its not the default.