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

Media Data Atom TypesNode Information Atom ContainerField descriptionsmajorVersionThe major version number of the file format.minorVersionThe minor version number of the file format.toNodeIDThe ID of the destination node (that is, the node to which this hot spot is linked).fromValidFlagsA set of flags that indicate which source node view settings are valid.fromPanThe preferred from-pan angle at the source node (that is, the node containing the hot spot).fromTiltThe preferred from-tilt angle at the source node.fromFOVThe preferred from-field of view at the source node.fromViewCenterThe preferred from-view center at the source node.toValidFlagsA set of flags that indicate which destination node view settings are valid.toPanThe pan angle to use when displaying the destination node.toTiltThe tilt angle to use when displaying the destination node.toFOVThe field of view to use when displaying the destination node.toViewCenterThe view center to use when displaying the destination node.distanceThe distance between the source node and the destination node.flagsA set of link hot spot flags. This field is unused and should be set to 0.reserved1Reserved. This field must be 0.2012-08-14 | © 2004, 2012 Apple Inc. All Rights Reserved.281