Getting flickering result somewhat

[enzyme69]

I made modification to the Swift code, and somewhat works, however I am getting unstable result, actually flickering non stop on all the CALayerPath. I am testing it with image CALayer content, also getting flickering.

Is this actually right?

[Mixism]

I'm getting the same thing.

[adammlevy]

same here. very slow.

[sebleon]

same - FPS on live camera stream is fine, but the red face annotation is flickering at like 2 FPS