help='Encode the video to another format if necessary (currently supported: mp4|flv|ogg|webm|mkv|xvid)')
postproc.add_option(
'--pp-params',
- dest='pp_params', default=None,
- help='Extra parameters for video post-processor. The params will be splited on spaces.')
+ dest='pp_params', default=None, metavar='ARGS',
+ help='Extra parameters for video post-processor.')
postproc.add_option(
'-k', '--keep-video',
action='store_true', dest='keepvideo', default=False,