I have a video that I used Plane Tracking on, to key out a green board and put a video inside it.
It's all working more or less correctly, but I notice that when the board moves quickly in the video, the video inside is pretty misaligned. I'm not seeing this problem when the board is moving slowly though.
As you can see below, the board is tracked fairly perfectly:
But if you see in the "Compositing" panel's preview, on the same frame, the board is misaligned:
Why is this happening?