I'm shooting video in the portrait orientation and want to rotate it when I transcode my camera's files to prores. So the video is shot at 1920x1080, and I want to rotate the file 90 counter clock wise, outputting a 1080x1920 file.
I know I can do this in an editing program, but would like to do it to all my files during the intermediate process so I can stop turning my head sideways when previewing footage :)
If I do this in MPEG streamclip, setting custom output to 1080x1920, rotating 90 CCW, it looks like this:
this is my MPEG streamclip settings:
Here is the original file:
I tried changing the "center" option, but couldn't find the right coordinates. I have a feeling this is where the mistake is, but I can't figure it out.