# Deprecated atoms Review unsupported atoms. ## Topics ### Movie atoms [`Movie profile atom ('prfl')`](/documentation/quicktime-file-format/Movie_profile_atom) An atom that summarizes the features and complexity of a movie. [`Track profile atom ('prfl')`](/documentation/quicktime-file-format/Track_profile_atom) A child atom of movie atoms or track atoms. [Appendix F: Profile atom guidelines](/documentation/QuickTime-File-Format/Appendix_F_Profile_atom_guidelines) Summarize profile information about a QuickTime movie so readers can easily determine features and complexity. ### Media data atom types [Sprite media](/documentation/QuickTime-File-Format/Sprite_media) Sprite media is used to store character-based animation data in QuickTime movies. [Sprite track properties](/documentation/QuickTime-File-Format/Sprite_track_properties) Define properties that apply to an entire sprite track. [Sprite track media format](/documentation/QuickTime-File-Format/Sprite_track_media_format) A media format for that stores sprite track information in atoms. [Sprite media atom and data types](/documentation/QuickTime-File-Format/Sprite_media_atom_and_data_types) Atoms that represent sprite media and data types. [Sprite button behaviors](/documentation/QuickTime-File-Format/Sprite_button_behaviors) Specify simple button behaviors for sprites in a sprite track. [QT atom container description key](/documentation/QuickTime-File-Format/QT_atom_container_description_key) Build QT atom container-based data structures. [Sprite media handler track properties QT atom container format](/documentation/QuickTime-File-Format/Sprite_media_handler_track_properties_QT_atom_container_format) Set sprite media handler track properties in a QT atom container. [Sprite media handler sample QT atom container formats](/documentation/QuickTime-File-Format/Sprite_media_handler_sample_QT_atom_container_formats) Set sprite media handlers in QT atom containers. [Wired action grammar](/documentation/QuickTime-File-Format/Wired_action_grammar) Embed QT event handlers in their media samples. [Tween media](/documentation/QuickTime-File-Format/Tween_media) Store pairs of values to be interpolated between in QuickTime movies using tween media. [3D media](/documentation/QuickTime-File-Format/3D_media) Store 3D image data in a base media in QuickTime movies. [VR media](/documentation/QuickTime-File-Format/VR_media) Atoms that describe the QuickTime VR world. [Node parent atom](/documentation/QuickTime-File-Format/Node_parent_atom) An atom that is the parent of one or more node ID atoms. [`Node location atom structure ('nloc')`](/documentation/quicktime-file-format/Node_location_atom_structure) An atom that describes the type of a node and its location. [Custom cursor atom](/documentation/QuickTime-File-Format/Custom_cursor_atom) An atom you use to replace the default cursors used by QuickTime VR. [Node information atom container](/documentation/QuickTime-File-Format/Node_information_atom_container) An atom container that includes general information about the node such as the node’s type, ID, and name. [URL hot spot atom](/documentation/QuickTime-File-Format/URL_hot_spot_atom) An atom that contains a URL string for a web location. [Support for wired actions](/documentation/QuickTime-File-Format/Support_for_wired_actions) Support wired actions in a QuickTime VR file. [QuickTime VR file format](/documentation/QuickTime-File-Format/QuickTime_VR_file_format) A file format used to store a QuickTime VR movie on disk. [QTVR track](/documentation/QuickTime-File-Format/QTVR_track) A track that maintains a list of all the nodes in a movie. [Panorama tracks](/documentation/QuickTime-File-Format/Panorama_tracks) A track that contains information about the panoramic nodes in a scene. [Cubic panoramas](/documentation/QuickTime-File-Format/Cubic_panoramas) A panorama represented by six faces of a cube, so the viewer can see all the way up and down. [Panorama tracks in cubic nodes](/documentation/QuickTime-File-Format/Panorama_tracks_in_cubic_nodes) Specify special values in the pano sample data atom to provide compatibility back to QuickTime VR 2.2. [Nonstandard cubes](/documentation/QuickTime-File-Format/Nonstandard_cubes) An atom you add to the pano sample atom container to specify cubes other than six square faces. [Hot spot image tracks](/documentation/QuickTime-File-Format/Hot_spot_image_tracks) Identify hot spots in a panorama with a hot spot image track. [Object tracks](/documentation/QuickTime-File-Format/Object_tracks) A track that contains information about the object nodes in a scene. [Track references for object tracks](/documentation/QuickTime-File-Format/Track_references_for_object_tracks) Specify track references for object tracks. [QuickTime image file format](/documentation/QuickTime-File-Format/Appendix_A_QuickTime_image_file_format) Store QuickTime-compressed still images. [Summary of VR World and node atom types](/documentation/QuickTime-File-Format/Appendix_E_Summary_of_VR_World_and_node_atom_types) --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)