mendevi.decode.get_decode_cmd

mendevi.decode.get_decode_cmd(video: Path, additional_filter: str, resolution: tuple[int, int] | None) → list[str][source]

Return the ffmpeg decode cmd.

Parameters

videopathlib.Path: The video to be decoded. It is required to know the resolution in order to adapt the filter.
additional_filterstr: The additional video filter, (can be an empty string).
resolutiontuple[int, int], optional: The new (heigh, width) video shape.

Returns

filterstr: The full ffmpeg decode bash command arguments.

Examples

>>> import cutcutcodec
>>> from mendevi.decode import get_decode_cmd
>>> media = cutcutcodec.utils.get_project_root().parent / "media" / "video" / "intro.webm"
>>> get_decode_cmd(media, additional_filter="", resolution=None)  
['ffmpeg', '-i', '.../media/video/intro.webm', '-vf', 'format=rgb24', '-f', 'null', '/dev/null']
>>> get_decode_cmd(media, additional_filter="", resolution=(480, 720))
[..., '-vf', 'scale=h=480:w=720:sws_flags=bicubic,format=rgb24', '-f', 'null', '/dev/null']
>>>