Filtering in FFmpeg is enabled through the libavfilter library. In libavfilter, a filter can have multiple inputs and multiple outputs.

Feb 16, 2015 · The ffmpeg pipeline basically goes: decode the image and create a raw frame > apply filters, scaling, cropping rotation etc. to the raw frame > ...

Jun 21, 2013 · I'm trying to figure out how to use yadif / yadif-2x with ffmpeg to convert 50i source material into 50p output that preserves the motion of all ...

May 8, 2020 · yadif=1 will indeed double the framerate by producing a frame for both fields. But there is "interlaced" content that is really just progressive video.