KR102714889B1 - 코딩 트리 유닛 크기 시그널링 - Google Patents

코딩 트리 유닛 크기 시그널링 Download PDF

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KR102714889B1
KR102714889B1 KR1020217031918A KR20217031918A KR102714889B1 KR 102714889 B1 KR102714889 B1 KR 102714889B1 KR 1020217031918 A KR1020217031918 A KR 1020217031918A KR 20217031918 A KR20217031918 A KR 20217031918A KR 102714889 B1 KR102714889 B1 KR 102714889B1
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coding tree
tree unit
flag
unit size
signaled
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KR20210133295A (ko
Inventor
이신 두
병두 최
샹 리
신 자오
스테판 웽거
산 류
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텐센트 아메리카 엘엘씨
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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
    • H04N19/90—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
    • 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
    • H04N19/102—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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • 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
    • H04N19/176—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 block, e.g. a macroblock
    • 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
    • H04N19/186—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 colour or a chrominance component
    • 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
    • H04N19/1883—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 relating to sub-band structure, e.g. hierarchical level, directional tree, e.g. low-high [LH], high-low [HL], high-high [HH]
    • 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
    • H04N19/70—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Error Detection And Correction (AREA)
KR1020217031918A 2019-09-24 2020-09-22 코딩 트리 유닛 크기 시그널링 Active KR102714889B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020247032994A KR20240148960A (ko) 2019-09-24 2020-09-22 코딩 트리 유닛 크기 시그널링

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201962905339P 2019-09-24 2019-09-24
US62/905,339 2019-09-24
US17/024,246 US11606563B2 (en) 2019-09-24 2020-09-17 CTU size signaling
US17/024,246 2020-09-17
PCT/US2020/051975 WO2021061631A1 (en) 2019-09-24 2020-09-22 Coding tree unit size signaling

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR1020247032994A Division KR20240148960A (ko) 2019-09-24 2020-09-22 코딩 트리 유닛 크기 시그널링

Publications (2)

Publication Number Publication Date
KR20210133295A KR20210133295A (ko) 2021-11-05
KR102714889B1 true KR102714889B1 (ko) 2024-10-11

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KR1020217031918A Active KR102714889B1 (ko) 2019-09-24 2020-09-22 코딩 트리 유닛 크기 시그널링
KR1020247032994A Pending KR20240148960A (ko) 2019-09-24 2020-09-22 코딩 트리 유닛 크기 시그널링

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US (3) US11606563B2 (enExample)
EP (1) EP4035391A4 (enExample)
JP (4) JP7242895B2 (enExample)
KR (2) KR102714889B1 (enExample)
CN (2) CN113632487B (enExample)
AU (3) AU2020352930B2 (enExample)
CA (1) CA3134199A1 (enExample)
SG (1) SG11202110346SA (enExample)
WO (1) WO2021061631A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120881287A (zh) * 2020-02-21 2025-10-31 阿里巴巴（中国）有限公司 用信号通知最大变换大小和残差编码的方法
AU2020203330B2 (en) * 2020-05-21 2022-12-01 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a block of video samples

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Publication number Priority date Publication date Assignee Title
EP2509319A4 (en) * 2009-12-01 2013-07-10 Humax Co Ltd METHOD AND DEVICE FOR CODING / DECODING HIGH-RESOLUTION PICTURES
EP3343908B1 (en) * 2011-11-25 2020-11-18 Maxell, Ltd. Image reception device
JP2014236264A (ja) * 2013-05-31 2014-12-15 ソニー株式会社 画像処理装置、画像処理方法及びプログラム
WO2016074147A1 (en) * 2014-11-11 2016-05-19 Mediatek Singapore Pte. Ltd. Separated coding tree for luma and chroma
BR112018015558A2 (pt) * 2016-02-11 2018-12-26 Thomson Licensing método e dispositivo para codificar/decodificar uma unidade de imagem que compreende dados de imagem representados por um canal de luminância e pelo menos um canal de crominância
RU2018131583A (ru) * 2016-12-26 2021-01-26 Нек Корпорейшн Способ кодирования видео, способ декодирования видео, устройство кодирования видео, устройство декодирования видео и программа
US20180367818A1 (en) * 2017-06-15 2018-12-20 Futurewei Technologies, Inc. Block Partition Structure in Video Compression
CN114402547B (zh) * 2019-09-13 2025-06-13 阿里巴巴集团控股有限公司 一种标识子块变换信息的方法和装置

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
Benjamin Bross, et al., Versatile Video Coding (Draft 6), JVET-O2001-vE, 2019.07.31.*
Jianle Chen, et al., Algorithm description for Versatile Video Coding and Test Model 6 (VTM 6), JVET-O2002-v2, 2019.09.10.*
X,P : Yixin Du, et al. On signaling CTU size in SPS, JVET-P0580, 2019.09.25.

Also Published As

Publication number Publication date
JP2024116338A (ja) 2024-08-27
EP4035391A4 (en) 2023-11-15
WO2021061631A1 (en) 2021-04-01
AU2020352930B2 (en) 2023-02-02
AU2023202525A1 (en) 2023-05-11
JP7506210B2 (ja) 2024-06-25
AU2025200475A1 (en) 2025-02-13
JP2025114787A (ja) 2025-08-05
US20210092401A1 (en) 2021-03-25
US11606563B2 (en) 2023-03-14
JP2022526172A (ja) 2022-05-23
JP7684008B2 (ja) 2025-05-27
AU2023202525B2 (en) 2024-10-31
US11876975B2 (en) 2024-01-16
AU2020352930A1 (en) 2021-10-14
KR20240148960A (ko) 2024-10-11
JP2023065676A (ja) 2023-05-12
CA3134199A1 (en) 2021-04-01
US20230164325A1 (en) 2023-05-25
CN113632487B (zh) 2024-07-19
CN113632487A (zh) 2021-11-09
EP4035391A1 (en) 2022-08-03
CN118890494A (zh) 2024-11-01
KR20210133295A (ko) 2021-11-05
JP7242895B2 (ja) 2023-03-20
US20240089461A1 (en) 2024-03-14
US12244821B2 (en) 2025-03-04
SG11202110346SA (en) 2021-10-28

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