[StereoMovieAlign] is a console application for 64bit Windows / M1 or Intel Mac.(Catalina or later)
Automatically adjusts the position and color of the left and right frame images taken from the video.
It is relatively fast because it automatically adjusts the position at the specified frame and processes all frames with the parameters.
A batch file (Win)/shell script (Mac) that can be used in combination with ffmpeg to automatically adjust the position of various 3D videos and write them as half SBS videos that are recognized as 3D videos by Youtube is also available.

Windows64bit StereoMovieAlign

M1 or Intel Mac StereoMovieAlign(Catalina or later)