MP4SUBTITLE(-) March 2022 MP4SUBTITLE(-)

mp4subtitle - MP4v2 - manual page for mp4subtitle - MP4v2 2.1.1

mp4subtitle [OPTION]... ACTION file...

For each mp4 file specified, perform the specified ACTION. An action must be specified. Some options are not applicable to some actions.

ACTIONS

list available subtitles
export subtitles to TXT
import subtitles from TXT
remove all subtitles

OPTIONS

optimize mp4 file after modification
do not actually create or modify any files
continue batch processing even after errors
overwrite existing files when creating
force overwrite even if file is read-only
equivalent to --verbose 0
increase debug or long-option to set NUM
increase verbosity or long-option to set NUM
print brief help or long-option for extended help
print version information and exit

DEBUG LEVELS (for raw mp4 file I/O)

0
supressed
1
add warnings and errors (default)
2
add table details
3
add implicits
4
everything

VERBOSE LEVELS

0
warnings and errors
1
normal informative messages (default)
2
more informative messages
3
everything
MP4V2 1