Issue with rotated video: flickering white and black line

[jupiter]

I’ve encountered almost the same issue, and have documented my experience and solution as a bug report.

Rotate Filter removes/replaces 1 pixel of width and height

With Scale at 100.0% on a 720p+ video, the Rotate filter will clip 1 pixel of height and width from the bottom and right of the source, leaving behind a cloudy or black border on two sides. If the video is rotated 180 degrees, the border is more pronounced and will show up in the top and left. The bug is part of Scale, because at 100%, an offset of 1 will migrate the border to the other side (kind of like moving carpet that’s one pixel too short). This bug can be countered with Scale set to at l…