
Many times we download a song we like from YouTube, or other sites, as a FLV video. But how to convert it to a regulare audio-only MP3 file? Here is a nice solution I found on the net, using FFMPEG.
The syntax of the command is:
ffmpeg [[infile options][-i infile]]... {[outfile options] outfile}
So, to convert a flv video to mp3, we could use something like: