CanvasCaptureMediaStreamTrack
Limited availability
This feature is not Baseline because it does not work in some of the most widely-used browsers.
TheCanvasCaptureMediaStreamTrack interface of theMedia Capture and Streams API represents the video track contained in aMediaStream being generated from a<canvas> following a call toHTMLCanvasElement.captureStream().
Instance properties
This interface inherits the properties of its parent,MediaStreamTrack.
CanvasCaptureMediaStreamTrack.canvasRead onlyReturns the
HTMLCanvasElementobject whose surface is captured in real-time.
Instance methods
This interface inherits the methods of its parent,MediaStreamTrack.
CanvasCaptureMediaStreamTrack.requestFrame()Manually forces a frame to be captured and sent to the stream. This lets applications that wish to specify the frame capture times directly do so, if they specified a
frameRateof 0 when callingcaptureStream().
Specifications
| Specification |
|---|
| Media Capture from DOM Elements # the-canvascapturemediastreamtrack |
Browser compatibility
See also
HTMLCanvasElement.captureStream()to begin capturing frames from a canvas