JP7831618B2 - データ符号化装置、データ復号装置およびデータ処理システム - Google Patents

データ符号化装置、データ復号装置およびデータ処理システム

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Publication number
JP7831618B2
JP7831618B2 JP2024549840A JP2024549840A JP7831618B2 JP 7831618 B2 JP7831618 B2 JP 7831618B2 JP 2024549840 A JP2024549840 A JP 2024549840A JP 2024549840 A JP2024549840 A JP 2024549840A JP 7831618 B2 JP7831618 B2 JP 7831618B2
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Japan
Prior art keywords
video
feature
bitstream
decoding
data
Prior art date
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Active
Application number
JP2024549840A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2024070273A1 (https=
JPWO2024070273A5 (https=
Inventor
慶一 蝶野
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.)
NEC Corp
Original Assignee
NEC Corp
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Publication date
Application filed by NEC Corp filed Critical NEC Corp
Publication of JPWO2024070273A1 publication Critical patent/JPWO2024070273A1/ja
Publication of JPWO2024070273A5 publication Critical patent/JPWO2024070273A5/ja
Application granted granted Critical
Publication of JP7831618B2 publication Critical patent/JP7831618B2/ja
Active legal-status Critical Current
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Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/65—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using error resilience
    • H04N19/68—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using error resilience involving the insertion of resynchronisation markers into the bitstream
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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
    • H04N21/23418—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving operations for analysing video streams, e.g. detecting features or characteristics
    • 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
    • H04N21/242—Synchronisation processes, e.g. processing of PCR [Programme Clock References]
    • 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
    • H04N21/44008—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 operations for analysing video streams, e.g. detecting features or characteristics in the video stream
    • 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
    • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/172—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a picture, frame or field

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2024549840A 2022-09-28 2023-08-10 データ符号化装置、データ復号装置およびデータ処理システム Active JP7831618B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022154436 2022-09-28
JP2022154436 2022-09-28
PCT/JP2023/029263 WO2024070273A1 (ja) 2022-09-28 2023-08-10 データ符号化装置、データ復号装置およびデータ処理システム

Publications (3)

Publication Number Publication Date
JPWO2024070273A1 JPWO2024070273A1 (https=) 2024-04-04
JPWO2024070273A5 JPWO2024070273A5 (https=) 2025-05-16
JP7831618B2 true JP7831618B2 (ja) 2026-03-17

Family

ID=90477070

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024549840A Active JP7831618B2 (ja) 2022-09-28 2023-08-10 データ符号化装置、データ復号装置およびデータ処理システム

Country Status (4)

Country Link
EP (1) EP4598026A4 (https=)
JP (1) JP7831618B2 (https=)
CN (1) CN119908115A (https=)
WO (1) WO2024070273A1 (https=)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000059766A (ja) 1998-03-10 2000-02-25 Sony Corp 符号化装置および方法、並びに提供媒体
JP2012525768A (ja) 2009-05-01 2012-10-22 トムソン ライセンシング ３ｄｖの参照ピクチャ・リスト

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8655156B2 (en) * 2010-03-02 2014-02-18 Cisco Technology, Inc. Auxiliary audio transmission for preserving synchronized playout with paced-down video
WO2016089093A1 (ko) * 2014-12-04 2016-06-09 엘지전자 주식회사 방송 신호 송수신 방법 및 장치
US12334118B2 (en) * 2018-11-19 2025-06-17 Netflix, Inc. Techniques for identifying synchronization errors in media titles
CN116648906A (zh) * 2020-12-24 2023-08-25 华为技术有限公司 通过指示特征图数据进行编码

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000059766A (ja) 1998-03-10 2000-02-25 Sony Corp 符号化装置および方法、並びに提供媒体
JP2012525768A (ja) 2009-05-01 2012-10-22 トムソン ライセンシング ３ｄｖの参照ピクチャ・リスト

Also Published As

Publication number Publication date
CN119908115A (zh) 2025-04-29
WO2024070273A1 (ja) 2024-04-04
JPWO2024070273A1 (https=) 2024-04-04
EP4598026A1 (en) 2025-08-06
EP4598026A4 (en) 2026-01-21

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