Optional ReadonlydeviceIf specified, will try to use this media device id
Optional ReadonlyfacingCamera facing: user is front-facing, environment is a rear camera
Optional ReadonlyidealIdeal resolution
Optional ReadonlymaxMaximum resolution
Optional ReadonlyminMinimum resolution
Optional ReadonlystartNumber of milliseconds to wait on getUserMedia before giving up.
Defaults to 30seconds
Constraints when requesting a camera source