Video Decoding and Display

Demuxes (using mp4box.js) and decodes an mp4 file, paints to canvas ASAP

Audio And Video Player

Demuxes, decodes, and renders synchronized audio and video.

Animated GIF Renderer

Using ImageDecoder to implement an animated GIF renderer.

Capture To File

Reading from camera, encoding via webcodecs, and creating a webm file on disk.