This document introduces an API for cropping a video track derived from display-capture of the current tab.
OTHER License
Window Management API
Media Working Group
Media Session API
Media Capture Screen Capture specification
Media Capabilities API
MediaStreamTrack Insertable Media Processing using Streams
MediaStream Recording
Architecture of the media pipeline on the web
Mediastream Image Capture
Specification for getViewportMedia, an API to capture the content of a browser viewport.
Long Animation Frame API specification repository
API to create a MediaStream from Media Element
Media Capture and Streams specification (aka getUserMedia)
WebRTC 1.0 API