MP4ART(-) May 2023 MP4ART(-) (NAME) mp4art - MP4 (SYNOPSIS) mp4art [OPTION]... ACTION file... (DESCRIPTION) mp4 (m4a) ACTION . . . (ACTIONS) --list covr-box --add IMG covr-box IMG --replace IMG covr-box IMG --remove covr-box --extract covr-box (ACTION PARAMETERS) --art-any covr-box () --art-index IDX covr-box IDX (OPTIONS) -z, --optimize mp4 -y, --dryrun -k, --keepgoing -o, --overwrite -f, --force -q, --quiet --verbose 0 -d, --debug NUM NUM -v, --verbose NUM NUM -h, --help --version (DEBUG LEVELS) ( I/O mp4) 0 () 1 () 2 3 4 (VERBOSE LEVELS) 0 1 () 2 3 1 MP4V2 MP4ART(-)