positional arguments:

IMAGE

Input file images

optional arguments:

-h, --help

show this help message and exit

-V, --version

output version and exit

-v, --verbose

show information for each conversions

--debug

show debug information

main arguments:

-l, --list

show the list of available formats and exit

-o OUTPUT, --output OUTPUT

output file or directory

-F FORMAT, --output-format FORMAT

output format

optional behaviour arguments:

-f, --force

if an existing destination file cannot be opened, remove it and try again (this option is ignored when the -n option is also used)

-n, --no-clobber

do not overwrite an existing file (this option is ignored when the -i option is also used)

--remove-destination

remove each existing destination file before attempting to open it (contrast with --force)

-u, --update

copy only when the SOURCE file is newer than the destination file or when the destination file is missing

-i, --interactive

prompt before overwrite (overrides a previous -n option)

--dry-run

do everything except modifying the file system

return codes: 0 means a success. 1 means the conversion contains a failure, 2 means there was an error in the arguments