JP7280973B2 - ビデオデータをコーディングする方法、コンピュータシステム、及びコンピュータプログラム - Google Patents

ビデオデータをコーディングする方法、コンピュータシステム、及びコンピュータプログラム Download PDF

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JP7280973B2
JP7280973B2 JP2021561945A JP2021561945A JP7280973B2 JP 7280973 B2 JP7280973 B2 JP 7280973B2 JP 2021561945 A JP2021561945 A JP 2021561945A JP 2021561945 A JP2021561945 A JP 2021561945A JP 7280973 B2 JP7280973 B2 JP 7280973B2
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picture
layer
coded
sub
video
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JP2022531093A (ja
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チョイ，ビョンドゥ
ウェンジャー，ステファン
リィウ，シャン
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Tencent America LLC
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Tencent America LLC
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    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • 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
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of blocks
    • 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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/188—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 a video data packet, e.g. a network abstraction layer [NAL] unit
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • 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
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/96—Tree coding, e.g. quad-tree coding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Television Systems (AREA)
JP2021561945A 2020-03-31 2021-03-16 ビデオデータをコーディングする方法、コンピュータシステム、及びコンピュータプログラム Active JP7280973B2 (ja)

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JP2023079723A JP7590490B2 (ja) 2020-03-31 2023-05-12 ビデオデータをコーディングする方法、コンピュータシステム、及びコンピュータプログラム
JP2024198710A JP2025015637A (ja) 2020-03-31 2024-11-14 ビデオデータをコーディングする方法、コンピュータシステム、及びコンピュータプログラム

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202063003137P 2020-03-31 2020-03-31
US63/003,137 2020-03-31
US17/095,289 US11533499B2 (en) 2020-03-31 2020-11-11 Method for signaling mixed NAL unit type and subpicture partitioning in coded video stream
US17/095,289 2020-11-11
PCT/US2021/022482 WO2021202095A1 (en) 2020-03-31 2021-03-16 Method for signaling mixed nal unit type and subpicture partitioning in coded video stream

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JP2022531093A JP2022531093A (ja) 2022-07-06
JP7280973B2 true JP7280973B2 (ja) 2023-05-24

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JP2023079723A Active JP7590490B2 (ja) 2020-03-31 2023-05-12 ビデオデータをコーディングする方法、コンピュータシステム、及びコンピュータプログラム
JP2024198710A Pending JP2025015637A (ja) 2020-03-31 2024-11-14 ビデオデータをコーディングする方法、コンピュータシステム、及びコンピュータプログラム

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JP2024198710A Pending JP2025015637A (ja) 2020-03-31 2024-11-14 ビデオデータをコーディングする方法、コンピュータシステム、及びコンピュータプログラム

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US (3) US11533499B2 (enExample)
EP (2) EP3939308B1 (enExample)
JP (3) JP7280973B2 (enExample)
KR (2) KR102759733B1 (enExample)
CN (3) CN113875252B (enExample)
AU (3) AU2021249220B2 (enExample)
CA (1) CA3137427A1 (enExample)
SG (1) SG11202111668RA (enExample)
WO (1) WO2021202095A1 (enExample)

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JP5056560B2 (ja) * 2008-03-17 2012-10-24 富士通株式会社 符号化装置、復号化装置、符号化方法および復号化方法
US8768079B2 (en) * 2011-10-13 2014-07-01 Sharp Laboratories Of America, Inc. Tracking a reference picture on an electronic device
PL3576412T3 (pl) * 2011-11-08 2022-01-24 Nokia Technologies Oy Obsługa obrazów referencyjnych
US20130177084A1 (en) * 2012-01-10 2013-07-11 Qualcomm Incorporated Motion vector scaling in video coding
JP6190397B2 (ja) * 2012-07-01 2017-08-30 シャープ株式会社 パラメータセットにおいて長期参照ピクチャをシグナリングするためのデバイス
US9686542B2 (en) 2012-09-05 2017-06-20 Qualcomm Incorporated Network abstraction layer header design
CN105122803B (zh) * 2013-04-02 2019-01-08 Vid拓展公司 针对可伸缩视频编码的增强型时间运动向量预测
JP6361866B2 (ja) 2013-05-09 2018-07-25 サン パテント トラスト 画像処理方法および画像処理装置
EP3043560A4 (en) 2013-09-06 2017-03-01 Mitsubishi Electric Corporation Video encoding device, video transcoding device, video encoding method, video transcoding method and video stream transmission system
US12022059B2 (en) * 2018-12-07 2024-06-25 Beijing Dajia Internet Information Technology Co., Ltd. Video coding using multi-resolution reference picture management
WO2020141258A1 (en) * 2019-01-02 2020-07-09 Nokia Technologies Oy An apparatus, a method and a computer program for video coding and decoding
CN115733984A (zh) * 2019-03-11 2023-03-03 华为技术有限公司 一种存储码流的装置、方法及分发码流的系统
EP3928511A4 (en) * 2019-03-11 2022-06-22 Huawei Technologies Co., Ltd. Gradual decoding refresh in video coding
CA3133224A1 (en) * 2019-03-11 2020-09-17 Yong He Methods and apparatus for sub-picture adaptive resolution change
US11825073B2 (en) * 2020-03-20 2023-11-21 Qualcomm Incorporated High level syntax for video with mixed NAL unit types

Non-Patent Citations (1)

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Title
Benjamin Bross, et al.，Versatile Video Coding (Draft 8)，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11， JVET-Q2001-v9，2020年03月12日，pp.3-6, 86-88, 108, 169-170

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CN119854519A (zh) 2025-04-18
AU2023204232A1 (en) 2023-07-20
US11533499B2 (en) 2022-12-20
EP3939308A1 (en) 2022-01-19
JP2023091057A (ja) 2023-06-29
US20230007292A1 (en) 2023-01-05
US12034955B2 (en) 2024-07-09
EP4546787A3 (en) 2025-07-02
KR20250016497A (ko) 2025-02-03
AU2021249220A1 (en) 2021-11-25
JP2022531093A (ja) 2022-07-06
JP7590490B2 (ja) 2024-11-26
CN119854520A (zh) 2025-04-18
AU2023204232B2 (en) 2024-09-26
EP3939308A4 (en) 2022-06-15
EP3939308B1 (en) 2025-05-07
KR20210142744A (ko) 2021-11-25
AU2021249220B2 (en) 2023-03-30
US20210306651A1 (en) 2021-09-30
WO2021202095A1 (en) 2021-10-07
KR102759733B1 (ko) 2025-02-03
CN113875252B (zh) 2025-02-07
CN113875252A (zh) 2021-12-31
US20240305809A1 (en) 2024-09-12
CA3137427A1 (en) 2021-10-07
US12470739B2 (en) 2025-11-11
EP3939308C0 (en) 2025-05-07
JP2025015637A (ja) 2025-01-30
AU2025200006A1 (en) 2025-01-23
SG11202111668RA (en) 2021-11-29
EP4546787A2 (en) 2025-04-30

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