Quicktime File Format (2012-08-14).pdf

Media Data Atom TypesObject TrackskJoystickUI = 3,kGrabberUI = 4,kAbsoluteUI = 5};Constant DescriptionskGrabberScrollerUIThe default controller, which displays a hand for dragging and rotation arrows when the cursor is alongthe edges of the object window.kOldJoyStickUIA joystick controller, which displays a joystick-like interface for spinning the object. With this controller,the direction of panning is reversed from the direction of the grabber.kJoystickUIA joystick controller, which displays a joystick-like interface for spinning the object. With this controller,the direction of panning is consistent with the direction of the grabber.kGrabberUIA grabber-only interface, which displays a hand for dragging but does not display rotation arrows whenthe cursor is along the edges of the object window.kAbsoluteUIAn absolute controller, which displays a finger for pointing. The absolute controller switches views basedon a row-and-column grid mapped into the object window.Animation SettingsThe animationSettings field of the object sample atom is a long integer that specifies a set of animationsettings for an object node. Animation settings specify characteristics of the movie while it is playing. Use theseconstants to specify animation settings:enum QTVRAnimationSettings {kQTVRObjectAnimateViewFramesOn = (1