JP7771058B2 - 符号化装置、復号装置、符号化方法、および復号方法 - Google Patents

符号化装置、復号装置、符号化方法、および復号方法

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Publication number
JP7771058B2
JP7771058B2 JP2022532523A JP2022532523A JP7771058B2 JP 7771058 B2 JP7771058 B2 JP 7771058B2 JP 2022532523 A JP2022532523 A JP 2022532523A JP 2022532523 A JP2022532523 A JP 2022532523A JP 7771058 B2 JP7771058 B2 JP 7771058B2
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Japan
Prior art keywords
unit
picture
block
pictures
prediction
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JP2022532523A
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English (en)
Japanese (ja)
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JPWO2021261536A1 (https=
JPWO2021261536A5 (https=
Inventor
孝啓 西
正真 遠間
清史 安倍
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.)
Panasonic Intellectual Property Corp of America
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Panasonic Intellectual Property Corp of America
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Publication of JPWO2021261536A1 publication Critical patent/JPWO2021261536A1/ja
Publication of JPWO2021261536A5 publication Critical patent/JPWO2021261536A5/ja
Priority to JP2025186712A priority Critical patent/JP2026015380A/ja
Application granted granted Critical
Publication of JP7771058B2 publication Critical patent/JP7771058B2/ja
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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
    • H04N19/10—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
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/31—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the temporal domain
    • 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • 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
    • H04N21/44004—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 video buffer management, e.g. video decoder buffer or video display buffer

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2022532523A 2020-06-25 2021-06-23 符号化装置、復号装置、符号化方法、および復号方法 Active JP7771058B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2025186712A JP2026015380A (ja) 2020-06-25 2025-11-05 符号化装置、復号装置、符号化方法、および復号方法

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202063043944P 2020-06-25 2020-06-25
US63/043,944 2020-06-25
PCT/JP2021/023879 WO2021261536A1 (ja) 2020-06-25 2021-06-23 符号化装置、復号装置、符号化方法、および復号方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2025186712A Division JP2026015380A (ja) 2020-06-25 2025-11-05 符号化装置、復号装置、符号化方法、および復号方法

Publications (3)

Publication Number Publication Date
JPWO2021261536A1 JPWO2021261536A1 (https=) 2021-12-30
JPWO2021261536A5 JPWO2021261536A5 (https=) 2023-03-10
JP7771058B2 true JP7771058B2 (ja) 2025-11-17

Family

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JP2022532523A Active JP7771058B2 (ja) 2020-06-25 2021-06-23 符号化装置、復号装置、符号化方法、および復号方法
JP2025186712A Pending JP2026015380A (ja) 2020-06-25 2025-11-05 符号化装置、復号装置、符号化方法、および復号方法

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JP2025186712A Pending JP2026015380A (ja) 2020-06-25 2025-11-05 符号化装置、復号装置、符号化方法、および復号方法

Country Status (4)

Country Link
US (1) US12231662B2 (https=)
JP (2) JP7771058B2 (https=)
CN (1) CN115804094A (https=)
WO (1) WO2021261536A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11695965B1 (en) * 2022-10-13 2023-07-04 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Video coding using a coded picture buffer
CN116156183B (zh) * 2023-02-07 2025-07-25 星宸微电子(深圳)有限公司 图像编码装置与加权预测图像编码方法
WO2024220661A2 (en) * 2023-04-19 2024-10-24 Beijing Dajia Internet Information Technology Co., Ltd Methods and devices for filtered intra block copy
US20240373049A1 (en) * 2023-04-18 2024-11-07 Qualcomm Incorporated Video decoding engine for parallel decoding of multiple input video streams
US20240414333A1 (en) * 2023-06-08 2024-12-12 Qualcomm Incorporated Mapping table derivation for fixed filter sets in video coding

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015177966A1 (ja) 2014-05-23 2015-11-26 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 画像符号化方法及び画像符号化装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9374585B2 (en) * 2012-12-19 2016-06-21 Qualcomm Incorporated Low-delay buffering model in video coding
JP5789004B2 (ja) * 2013-08-09 2015-10-07 ソニー株式会社 送信装置、送信方法、受信装置、受信方法、符号化装置および符号化方法
JP6558246B2 (ja) * 2013-10-11 2019-08-14 ソニー株式会社 送信装置、送信方法および受信装置
CN105556975A (zh) * 2013-10-11 2016-05-04 夏普株式会社 信令告知用于编码的信息
JP6614275B2 (ja) * 2018-05-10 2019-12-04 ソニー株式会社 受信装置、受信方法、送信装置および送信方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015177966A1 (ja) 2014-05-23 2015-11-26 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 画像符号化方法及び画像符号化装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
BROSS, Benjamin et al.，Versatile Video Coding (Draft 10)，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 19th Meeting: by，JVET-S2001 (version 1)，ITU-T，2020年06月23日，pp. 10, 470-480

Also Published As

Publication number Publication date
US12231662B2 (en) 2025-02-18
JPWO2021261536A1 (https=) 2021-12-30
JP2026015380A (ja) 2026-01-29
CN115804094A (zh) 2023-03-14
WO2021261536A1 (ja) 2021-12-30
US20230108110A1 (en) 2023-04-06

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