CA3297604A1 - Method and apparatus for color transform in vvc - Google Patents

Method and apparatus for color transform in vvc

Info

Publication number
CA3297604A1
CA3297604A1 CA3297604A CA3297604A CA3297604A1 CA 3297604 A1 CA3297604 A1 CA 3297604A1 CA 3297604 A CA3297604 A CA 3297604A CA 3297604 A CA3297604 A CA 3297604A CA 3297604 A1 CA3297604 A1 CA 3297604A1
Authority
CA
Canada
Prior art keywords
vvc
color transform
transform
color
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.)
Pending
Application number
CA3297604A
Other languages
English (en)
Inventor
Xin Zhao
Xiaozhong Xu
Xiang Li
Shan Liu
Original Assignee
Tencent America LLC
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 Tencent America LLC filed Critical Tencent America LLC
Publication of CA3297604A1 publication Critical patent/CA3297604A1/en
Pending legal-status Critical Current

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
    • H04N19/50—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
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • 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
    • H04N19/124—Quantisation
    • 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
    • H04N19/176—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
    • H04N19/177—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 group of pictures [GOP]
    • 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
    • H04N19/18—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 set of transform coefficients
    • 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CA3297604A 2019-03-12 2020-03-12 Method and apparatus for color transform in vvc Pending CA3297604A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201962817500P 2019-03-12 2019-03-12
US62/817,500 2019-03-12
CA3132394A CA3132394A1 (en) 2019-03-12 2020-03-12 Method and apparatus for color transform in vvc
US16/817,028 US11153591B2 (en) 2019-03-12 2020-03-12 Method and apparatus for color transform in VVC
US16/817,028 2020-03-12

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA3132394A Division CA3132394A1 (en) 2019-03-12 2020-03-12 Method and apparatus for color transform in vvc

Publications (1)

Publication Number Publication Date
CA3297604A1 true CA3297604A1 (en) 2026-03-02

Family

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Family Applications (2)

Application Number Title Priority Date Filing Date
CA3297604A Pending CA3297604A1 (en) 2019-03-12 2020-03-12 Method and apparatus for color transform in vvc
CA3132394A Pending CA3132394A1 (en) 2019-03-12 2020-03-12 Method and apparatus for color transform in vvc

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA3132394A Pending CA3132394A1 (en) 2019-03-12 2020-03-12 Method and apparatus for color transform in vvc

Country Status (9)

Country Link
US (4) US11153591B2 (https=)
EP (1) EP3938952A4 (https=)
JP (5) JP7124222B2 (https=)
KR (2) KR102801981B1 (https=)
CN (2) CN118828013A (https=)
AU (3) AU2020237237B2 (https=)
CA (2) CA3297604A1 (https=)
SG (1) SG11202109517RA (https=)
WO (1) WO2020186084A1 (https=)

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WO2020253864A1 (en) * 2019-06-21 2020-12-24 Beijing Bytedance Network Technology Co., Ltd. Selective enablement of adaptive in-loop color-space transform in video coding
BR112022002006A2 (pt) * 2019-08-06 2022-03-29 Beijing Bytedance Network Tech Co Ltd Método de processamento de vídeo, aparelho de processamento de vídeo, e, mídia legível por computador
JP7309046B2 (ja) 2019-09-02 2023-07-14 北京字節跳動網絡技術有限公司 カラーフォーマットに基づいたビデオ領域のパーティション
JP7332795B2 (ja) 2019-09-21 2023-08-23 北京字節跳動網絡技術有限公司 クロマ・イントラモードのベースとなるサイズ制約
US11170690B2 (en) * 2019-09-26 2021-11-09 Apple Inc. Pixel leakage and internal resistance compensation systems and methods
CN115152219B (zh) 2019-11-07 2026-04-17 抖音视界有限公司 视频编解码的自适应环内颜色空间变换的量化特性
CN115362681B (zh) 2020-04-10 2025-02-25 抖音视界有限公司 视频编解码中的变换跳过块的最小允许量化
US12309400B2 (en) * 2020-09-30 2025-05-20 Qualcomm Incorporated Fixed bit depth processing for cross-component linear model (CCLM) mode in video coding
WO2024081013A1 (en) * 2022-10-13 2024-04-18 Google Llc Color decorrelation in video and image compression
CN120323008A (zh) * 2022-12-07 2025-07-15 联发科技股份有限公司 在视频编解码系统中继承跨分量模型的方法和装置

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KR101138393B1 (ko) * 2005-07-15 2012-04-26 삼성전자주식회사 부호화 모드에 따른 컬러 성분간 예측을 이용한 컬러 영상및 비디오 부호화/복호화 방법 및 장치
US8306112B2 (en) * 2005-09-20 2012-11-06 Mitsubishi Electric Corporation Image encoding method and image decoding method, image encoder and image decoder, and image encoded bit stream and recording medium
KR101348365B1 (ko) * 2006-08-02 2014-01-10 삼성전자주식회사 영상의 부호화 방법 및 장치, 복호화 방법 및 장치
US8107743B2 (en) 2007-03-30 2012-01-31 Sharp Kabushiki Kaisha Image processing device, image processing method, and storage medium
TW201028018A (en) * 2009-01-07 2010-07-16 Ind Tech Res Inst Encoder, decoder, encoding method and decoding method
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KR101943049B1 (ko) * 2011-06-30 2019-01-29 에스케이텔레콤 주식회사 영상 부호화/복호화 방법 및 장치
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Also Published As

Publication number Publication date
EP3938952A1 (en) 2022-01-19
AU2023201776A1 (en) 2023-05-25
AU2020237237B2 (en) 2022-12-22
US20200296398A1 (en) 2020-09-17
JP2022176940A (ja) 2022-11-30
JP7622167B2 (ja) 2025-01-27
JP2025061302A (ja) 2025-04-10
AU2023201776B2 (en) 2024-02-29
JP2022513457A (ja) 2022-02-08
US11563965B2 (en) 2023-01-24
JP7124222B2 (ja) 2022-08-23
WO2020186084A1 (en) 2020-09-17
AU2024203083A1 (en) 2024-05-30
CA3132394A1 (en) 2020-09-17
JP7343669B2 (ja) 2023-09-12
US11153591B2 (en) 2021-10-19
US20250274598A1 (en) 2025-08-28
AU2024203083B2 (en) 2026-01-08
CN118828013A (zh) 2024-10-22
CN113557527A (zh) 2021-10-26
KR20210104891A (ko) 2021-08-25
JP2022176939A (ja) 2022-11-30
AU2020237237A1 (en) 2021-09-30
SG11202109517RA (en) 2021-09-29
US20210400290A1 (en) 2021-12-23
US20230179785A1 (en) 2023-06-08
KR20250060945A (ko) 2025-05-07
CN113557527B (zh) 2024-07-23
JP2023162380A (ja) 2023-11-08
KR102801981B1 (ko) 2025-04-30
JP7343668B2 (ja) 2023-09-12
US12323610B2 (en) 2025-06-03
EP3938952A4 (en) 2022-12-28

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