JP7782550B2 - 情報処理装置および方法 - Google Patents

情報処理装置および方法

Info

Publication number
JP7782550B2
JP7782550B2 JP2023514685A JP2023514685A JP7782550B2 JP 7782550 B2 JP7782550 B2 JP 7782550B2 JP 2023514685 A JP2023514685 A JP 2023514685A JP 2023514685 A JP2023514685 A JP 2023514685A JP 7782550 B2 JP7782550 B2 JP 7782550B2
Authority
JP
Japan
Prior art keywords
extension
data
properties
playback method
file
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
JP2023514685A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2022220291A1 (https=
Inventor
由佳 木山
遼平 高橋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Sony Group Corp
Original Assignee
Sony Corp
Sony Group Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sony Corp, Sony Group Corp filed Critical Sony Corp
Publication of JPWO2022220291A1 publication Critical patent/JPWO2022220291A1/ja
Application granted granted Critical
Publication of JP7782550B2 publication Critical patent/JP7782550B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/81—Monomedia components thereof
    • H04N21/816—Monomedia components thereof involving special video data, e.g 3D video
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T17/00—Three-dimensional [3D] modelling for computer graphics
    • G06T17/20—Finite element generation, e.g. wire-frame surface description, tesselation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
    • H04N21/234318—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements by decomposing into objects, e.g. MPEG-4 objects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/44012—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving rendering scenes according to scene graphs, e.g. MPEG-4 scene graphs
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/85—Assembly of content; Generation of multimedia applications
    • H04N21/854—Content authoring
    • H04N21/85406—Content authoring involving a specific file format, e.g. MP4 format

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Graphics (AREA)
  • Geometry (AREA)
  • Software Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Television Signal Processing For Recording (AREA)
JP2023514685A 2021-04-15 2022-04-15 情報処理装置および方法 Active JP7782550B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202163175149P 2021-04-15 2021-04-15
US63/175,149 2021-04-15
PCT/JP2022/017890 WO2022220291A1 (ja) 2021-04-15 2022-04-15 情報処理装置および方法

Publications (2)

Publication Number Publication Date
JPWO2022220291A1 JPWO2022220291A1 (https=) 2022-10-20
JP7782550B2 true JP7782550B2 (ja) 2025-12-09

Family

ID=83640749

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023514685A Active JP7782550B2 (ja) 2021-04-15 2022-04-15 情報処理装置および方法

Country Status (5)

Country Link
US (1) US20240193869A1 (https=)
EP (1) EP4325871A4 (https=)
JP (1) JP7782550B2 (https=)
CN (1) CN117121495A (https=)
WO (1) WO2022220291A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024202638A1 (ja) * 2023-03-24 2024-10-03 ソニーグループ株式会社 情報処理装置および方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020189038A1 (ja) 2019-03-20 2020-09-24 ソニー株式会社 情報処理装置、情報処理方法、再生処理装置及び再生処理方法
WO2020261689A1 (ja) 2019-06-25 2020-12-30 ソニー株式会社 情報処理装置、情報処理方法、再生処理装置及び再生処理方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008047962A (ja) * 2006-08-10 2008-02-28 Sony Corp 情報処理装置、および情報処理方法、並びにコンピュータ・プログラム
EP2400773B1 (en) * 2009-02-19 2013-11-20 Panasonic Corporation Recording method and reproduction device
KR20150021487A (ko) * 2012-05-24 2015-03-02 파나소닉 주식회사 영상송신장치, 영상송신방법 및 영상재생장치
US20160307603A1 (en) * 2015-04-15 2016-10-20 Sony Corporation Information processing device, information recording medium, information processing method, and program

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020189038A1 (ja) 2019-03-20 2020-09-24 ソニー株式会社 情報処理装置、情報処理方法、再生処理装置及び再生処理方法
WO2020261689A1 (ja) 2019-06-25 2020-12-30 ソニー株式会社 情報処理装置、情報処理方法、再生処理装置及び再生処理方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Information technology - Coded representation of immersive media - Part 14: Scene Description for MPEG Media，DRAFT INTERNATIONAL STANDARD ISO/IEC DIS 23090-14，2021年07月20日，pp.11-14

Also Published As

Publication number Publication date
EP4325871A4 (en) 2024-09-25
JPWO2022220291A1 (https=) 2022-10-20
US20240193869A1 (en) 2024-06-13
WO2022220291A1 (ja) 2022-10-20
EP4325871A1 (en) 2024-02-21
CN117121495A (zh) 2023-11-24

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