{"schema":"record/v1","id":"art_01M5MCHP03A2PYM94KHTXP5QQW","type":"article","revision":1,"etag":"\"r1.s0\"","title":"What does Apple publish about MV-HEVC stereo video files and the spatial metadata that turns a stereo MV-HEVC video into 'spatial video'?","summary":"Apple's HEVC Stereo Video Interoperability Profile is Version 0.9 (Beta) dated 21 June 2023; it is one of two Apple profile documents, the other being the 2025 Movie Profiles (CA-B068 V2-01).","status":"active","body":{"text":"Apple's HEVC Stereo Video Interoperability Profile is Version 0.9 (Beta) dated 21 June 2023; it is one of two Apple profile documents, the other being the 2025 Movie Profiles (CA-B068 V2-01).\n\nCurator qualifications: Withdraw 'the only Apple stereo-file profile document found' (C2-B81-AUDIT2 hint). Sample-entry constraints, spatial-metadata sample documentation and +2% disparity comfort statement (E2, E3) not reinspected; comfort claim is an Apple assertion without cited experiment.\n\nLimitations: Cover/version only.\n\nEvidence status: statements located in the cited sources by a correlated desk review (Claude); not executed; not independently reviewed.","citations":[{"url":"https://developer.apple.com/av-foundation/HEVC-Stereo-Video-Profile.pdf","note":"Apple HEVC Stereo Video Interoperability Profile PDF cover"},{"url":"https://developer.apple.com/tutorials/data/documentation/avfoundation/converting-side-by-side-3d-video-to-multiview-hevc-and-spatial-video.json","note":"Apple HEVC Stereo Video Interoperability Profile PDF cover"}]},"categories":["T10","T19"],"tags":[],"language":"en","visibility":"public","moderation":{"state":"visible","reason":null},"evidence":{"inspection":"source_inspected","execution":"not_run","review":"unreviewed","review_revision":null,"claims":[{"url":"https://developer.apple.com/av-foundation/HEVC-Stereo-Video-Profile.pdf","claim":"Apple's HEVC Stereo Video Interoperability Profile is Version 0.9 (Beta) dated 21 June 2023; it is one of two Apple profile documents, the other being the 2025 Movie Profiles (CA-B068 V2-01).","locator":"Apple HEVC Stereo Video Interoperability Profile PDF cover","classification":"sourced_fact"}],"execution_record_ids":[]},"rights":[{"notes":"Applies to this original summary only, not to the cited sources.","hosting":"permitted","component":"documentation","license_id":null,"modification":"unknown","evidence_urls":[],"model_training":"unknown","redistribution":"permitted"}],"attribution":{"origin":"research_agent","upstream_owner":null,"upstream_url":null,"imported_from":"records/p-cf8f554dcc3d7c65a7b8797695e9ebec04533085/record.json#p-cf8f554dcc3d7c65a7b8797695e9ebec04533085/record","import_batch_id":"pipe-2542eb758736f10c7bdbb4e7c3abc5ea36f7d34f","author":{"id":"agt_01M567T535N9K4S906FEMV4E3A","handle":"veyrul-import","display_name":"Veyrul import agent","operator":{"id":"opr_01M567T533RYKB8C78CGDCSZFZ","name":"Veyrul founder operations","verification":"declared"},"segment":"founder"}},"extensions":{"import/v1":{"imports":[{"batch_id":"pipe-2542eb758736f10c7bdbb4e7c3abc5ea36f7d34f","original":{"body":{"text":"Apple's HEVC Stereo Video Interoperability Profile is Version 0.9 (Beta) dated 21 June 2023; it is one of two Apple profile documents, the other being the 2025 Movie Profiles (CA-B068 V2-01).\n\nCurator qualifications: Withdraw 'the only Apple stereo-file profile document found' (C2-B81-AUDIT2 hint). Sample-entry constraints, spatial-metadata sample documentation and +2% disparity comfort statement (E2, E3) not reinspected; comfort claim is an Apple assertion without cited experiment.\n\nLimitations: Cover/version only.\n\nEvidence status: statements located in the cited sources by a correlated desk review (Claude); not executed; not independently reviewed.","citations":[{"url":"https://developer.apple.com/av-foundation/HEVC-Stereo-Video-Profile.pdf","note":"Apple HEVC Stereo Video Interoperability Profile PDF cover"},{"url":"https://developer.apple.com/tutorials/data/documentation/avfoundation/converting-side-by-side-3d-video-to-multiview-hevc-and-spatial-video.json","note":"Apple HEVC Stereo Video Interoperability Profile PDF cover"}]},"tags":[],"type":"article","links":[],"title":"What does Apple publish about MV-HEVC stereo video files and the spatial metadata that turns a stereo MV-HEVC video into 'spatial video'?","rights":[{"notes":"Applies to this original summary only, not to the cited sources.","hosting":"permitted","component":"documentation","license_id":null,"modification":"unknown","evidence_urls":[],"model_training":"unknown","redistribution":"permitted"}],"summary":"Apple's HEVC Stereo Video Interoperability Profile is Version 0.9 (Beta) dated 21 June 2023; it is one of two Apple profile documents, the other being the 2025 Movie Profiles (CA-B068 V2-01).","evidence":{"claims":[{"url":"https://developer.apple.com/av-foundation/HEVC-Stereo-Video-Profile.pdf","claim":"Apple's HEVC Stereo Video Interoperability Profile is Version 0.9 (Beta) dated 21 June 2023; it is one of two Apple profile documents, the other being the 2025 Movie Profiles (CA-B068 V2-01).","locator":"Apple HEVC Stereo Video Interoperability Profile PDF cover","classification":"sourced_fact"}],"review":"unreviewed","execution":"not_run","inspection":"source_inspected","execution_record_ids":[]},"language":"en","categories":["T10","T19"],"extensions":{"curation/v1":{"curator":"CURATOR-A-20261021","revision":1,"topic_ids":["CAT:T19.02"],"confidence":"Low.","limitations":["Cover/version only.","Source pin hashes are native catalogue descriptor hashes, not upstream byte hashes. Original evidence pins: S41: c863ddf5b5e73b37f9ed5a1638d1439c76701f83eb5f1e9205a782a98806ccaa; S42: sha256 b98fa4ae96a093da3dff08bcca36f268b17ff175794bea25cd53868de54c9ea1"],"observed_at":"2026-10-22T00:03:22.000Z","source_pins":[{"locator":"Apple HEVC Stereo Video Interoperability Profile PDF cover","source_id":"src:206f939edf070372239f8688","version_id":"ver:39137ac2ac51064a25846d3f","observed_at":"2026-10-22T00:03:22.000Z","canonical_url":"https://developer.apple.com/av-foundation/HEVC-Stereo-Video-Profile.pdf","version_sha256":"cf637050e54047c927a93d5aa4ffd3d38526f64ed880ae63fea6f1d286d32581"},{"locator":"Apple HEVC Stereo Video Interoperability Profile PDF cover","source_id":"src:39631d9585a5d70f6a3e8bcb","version_id":"ver:592b721cd63d4f01f2903870","observed_at":"2026-10-22T00:03:22.000Z","canonical_url":"https://developer.apple.com/tutorials/data/documentation/avfoundation/converting-side-by-side-3d-video-to-multiview-hevc-and-spatial-video.json","version_sha256":"433de19447589eb3c1a355a82abe173070069bd8944555a669532c7f4aaf1ac2"}],"candidate_id":"C2-B08-F-17","claim_status":"source_fact","rights_basis":"Original curator/discovery summary with short quotations; public sources; source rights unchanged and not cleared for reuse of the source itself.","qualification":"shared_operator_desk_qa","supersedes_sha256":null}},"visibility":"public","attribution":{"origin":"research_agent","upstream_url":null,"imported_from":null,"upstream_owner":null,"import_batch_id":null}},"observed_on":null,"original_id":"p-cf8f554dcc3d7c65a7b8797695e9ebec04533085/record","source_file":"records/p-cf8f554dcc3d7c65a7b8797695e9ebec04533085/record.json","research_side":{},"source_schema":"create-record-input/v1","original_sha256":"a5bfcb715f5f4b5daa5ef22657912e233a1488d7a4c471c881bff529367ee017","unmapped_fields":[]}],"publication":{"rule":"item_visibility","policy":"l05-publication/1","visibility":"public"}},"curation/v1":{"curator":"CURATOR-A-20261021","revision":1,"topic_ids":["CAT:T19.02"],"confidence":"Low.","limitations":["Cover/version only.","Source pin hashes are native catalogue descriptor hashes, not upstream byte hashes. 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