I think its really important to keep the mirroring consistent.
If the live view is mirrored the final result should be also mirrored (simulates a real selfie taking)
Having the app to be able to take still and then simultaneously create GIF at the same time making it as ONE whole experience. Something alot of other photobooth app can do for example DSLRBooth.
1. VideoFX uses Live View settings and not Capture settings.
Or
2. VideoFX would have its own Capture settings.
Or
3. Both options above and you have the option to toggle of what settings are...
Rather than having no preview available, use the local AI Background Removal for the preview when using Online AI Background Removal. It's not exact, but it should be a really close approximation...