update method
void
update()
This is called automatically and sets needsUpdate
to true
every time a new frame is available.
Implementation
void update() {
// final video = image;
// final hasVideoFrameCallback = 'requestVideoFrameCallback' in video;
// if ( hasVideoFrameCallback == false && video.readyState >= video.HAVE_CURRENT_DATA ) {
// needsUpdate = true;
// }
}