'Give these arguments to the postprocessors. '
"Specify the postprocessor name and the arguments separated by a colon ':' "
'to give the argument to only the specified postprocessor. Supported names are '
- 'ExtractAudio, VideoRemuxer, VideoConvertor, EmbedSubtitle, Metadata, Merger, FixupStretched, FixupM4a, FixupM3u8, SubtitlesConvertor, SponSkrub and Default'
- '. You can use this option multiple times to give different arguments to different postprocessors'))
+ 'ExtractAudio, VideoRemuxer, VideoConvertor, EmbedSubtitle, Metadata, Merger, FixupStretched, '
+ 'FixupM4a, FixupM3u8, SubtitlesConvertor, EmbedThumbnail, XAttrMetadata, SponSkrub and Default. '
+ 'You can use this option multiple times to give different arguments to different postprocessors'))
postproc.add_option(
'-k', '--keep-video',
action='store_true', dest='keepvideo', default=False,