This manual page is for the
id3tool is a program that can be used to view and edit id3 tags from the command line.
When invoked from the command line with filenames and no options, it will
display the used fields of the id3 tags.
When invoked from the command line with filenames and "set" options, it will
change the id3 tag fields specified to the specified values on all the files.
Due to limitations in the ID3v1 specification, most fields are limited to 30 characters.
The note field is limited to 28 characters if a track number is in use.
You can force a tag to be v1.1 by using a specifying a non-zero track
number, or force a tag to be v1.0 by specifying a track number of zero (0).