(That said, some of my m4a files are files ripped from CDs using
for both streams checked (no transcoding) and put .mp4 to the output file name.
Now, just use the song information from the MP4 version still in iTunes to fix up the song title, artist name, track number, album cover, album title, ...
my $ comment = "After paying for this music file, I have fair use rights to change it." ;
For comparison, iTunes supports MP3, AAC, AIF, Apple Lossless,
On " Audio codec" tab, similarly select both "Audio" and "Keep original audio track".
This FAQ describes how to use the VLC software to convert a media file to
a number of apps available in the Android Market allow you to edit and create custom
Find out how to convert a song to a different file format and keep a copy of
An MPEG-4 audio file, probably containing AAC. If more than one track is present in the file, the first is used.