Forward-port VLCFilter API to v4
The VLCFilter API introduced in !128 (merged) needs to be forward-ported to the master branch leading to v4. This should also include !136 (merged).
The VLCFilter API introduced in !128 (merged) needs to be forward-ported to the master branch leading to v4. This should also include !136 (merged).
VideoLAN code repository instance