There are several developer-focused projects, such as rtsp2fmp4 , designed to take a live video feed (from a camera or "flat screen" device) and convert it into a web-compatible or standard MP4 format for real-time viewing.
The term may be a shorthand for tools that record activity on a "flat screen" (monitor) and save it directly as an MP4 file. High-performance tools in this category include: FlatScreen2mp4
Many users look for specific converters to turn specialized screen-recording formats into MP4 for universal playback: tranScreen APP 3. File Conversion Utilities
: A lightweight Windows app that uses hardware encoding (H.264) to record specific windows or the entire desktop into MP4 files. There are several developer-focused projects
Primarily used in surveillance or live-streaming setups where a browser needs to display a direct camera feed using HTML5 and Media Source Extensions (MSE). 2. Screen-to-Video Capture Software
: A commercial-grade projection software that can push video files or mirror a screen directly to another device as a video stream. 3. File Conversion Utilities