I finally implemented proper centering and masking. It's currently on the capture_center_mask branch. I'm gonna merge it later.
I attached a build of this new version below. Normally use the arm9dldi version. If it doesn't work, try the arm7dldi version.
I attached a build of this new version below. Normally use the arm9dldi version. If it doesn't work, try the arm7dldi version.