Called depth estimation from single image. There's ongoing research, here's one example: [0] Using only the segmented 2D image is what the selfie cam does by t

Called depth estimation from single image. There's ongoing research, here's one example: [0] Using only the segmented 2D image is what the selfie cam does by the way, at least on Pixel 2 [1]. [0] https://papers.nips.cc/paper/5539-depth-map-prediction-from-a-single-image-using-a-multi-scale-deep-network.pdf https://papers.nips.cc/paper/5539-depth-map-prediction-from-... [1] https://ai.googleblog.com/2017/10/portrait-mode-on-pixel-2-and-pixel-2-xl.html https://ai.googleblog.com/2017/10/portrait-mode-on-pixel-2-a...