It can be done in real time, if GPU will provide low detail sketch of the next frame, then will continue work on it, while filling the gap between A frames wit

It can be done in real time, if GPU will provide low detail sketch of the next frame, then will continue work on it, while filling the gap between A frames with optical flow frames. Also, instead of producing of a static image, GPU can calculate and show an animated image, e.g. mp4 fragment.