+ help=(
+ 'Convert the subtitles to another format (currently supported: %s) '
+ '(Alias: --convert-subtitles)' % '|'.join(FFmpegSubtitlesConvertorPP.SUPPORTED_EXTS)))
+ postproc.add_option(
+ '--convert-thumbnails',
+ metavar='FORMAT', dest='convertthumbnails', default=None,
+ help=(
+ 'Convert the thumbnails to another format '
+ '(currently supported: %s) ' % '|'.join(FFmpegThumbnailsConvertorPP.SUPPORTED_EXTS)))
+ postproc.add_option(
+ '--split-chapters', '--split-tracks',
+ dest='split_chapters', action='store_true', default=False,
+ help=(
+ 'Split video into multiple files based on internal chapters. '
+ 'The "chapter:" prefix can be used with "--paths" and "--output" to '
+ 'set the output filename for the split files. See "OUTPUT TEMPLATE" for details'))
+ postproc.add_option(
+ '--no-split-chapters', '--no-split-tracks',
+ dest='split_chapters', action='store_false',
+ help='Do not split video based on chapters (default)')