if you wanted to replicate Apple's technique, there's a neat (but discontinued) app on the mac app store called phosphor that will take in movies or frames and

if you wanted to replicate Apple's technique, there's a neat (but discontinued) app on the mac app store called phosphor that will take in movies or frames and output in the apple-like canvas/json/jpeg 8x8 pixel blob format. https://www.divergentmedia.com/phosphor https://www.divergentmedia.com/phosphor Whether you actually gain anything from using this technique as opposed to other simpler techniques like canvid, well, let's just say YMMV