How to Burn Images and Text into MP4 Frames with Media Foundation (archived 2026-07-27)

How to burn an image and text into every frame of an MP4 with Media Foundation and produce a new MP4, organized around the roles of the Source Reader, drawing, color conversion, and the Sink Writer, with a single-file C++ sample. Archived version of https://comcomponent.com/en/blog/2026/03/16/009-media-foundation-overlay-image-text-on-mp4-frames/, as published on 2026-07-27. The live article is maintained and may change after this date. First published 2026-03-16.