mp3info: add page (#7235)

pages/common/mp3info.md

@@ -0,0 +1,28 @@
+# mp3info
+
+> Viewer/editor for ID3v1 (but not ID3v2) tags of MP3 files.
+> More information: <http://www.ibiblio.org/mp3info>.
+
+- Show all ID3v1 tags of a specific MP3 file:
+
+`mp3info {{path/to/file.mp3}}`
+
+- Edit ID3v1 tags interactively:
+
+`mp3info -i {{path/to/file.mp3}}`
+
+- Set values for ID3v1 tags in a specific MP3 file:
+
+`mp3info -a "{{artist_name}}" -t "{{song_title}}" -l "{{album_title}}" -y {{year}} -c "{{comment_text}}" {{path/to/file.mp3}}`
+
+- Set the number of the track in the album for a specific MP3 file:
+
+`mp3info -n {{track_number}} {{path/to/file.mp3}}`
+
+- Print a list of valid genres and their numeric codes:
+
+`mp3info -G`
+
+- Set the music genre for a specific MP3 file:
+
+`mp3info -g {{genre_number}} {{path/to/file.mp3}}`