KR20220143870A - 최대 변환 크기 및 잔차 코딩 방법의 시그널링 - Google Patents

최대 변환 크기 및 잔차 코딩 방법의 시그널링 Download PDF

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KR20220143870A
KR20220143870A KR1020227031365A KR20227031365A KR20220143870A KR 20220143870 A KR20220143870 A KR 20220143870A KR 1020227031365 A KR1020227031365 A KR 1020227031365A KR 20227031365 A KR20227031365 A KR 20227031365A KR 20220143870 A KR20220143870 A KR 20220143870A
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모함메드 고램 사르워
지안콩 루오
얀 예
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알리바바 그룹 홀딩 리미티드
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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
    • H04N19/70—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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • H04N19/198—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters including smoothing of a sequence of encoding parameters, e.g. by averaging, by choice of the maximum, minimum or median value
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • H—ELECTRICITY
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    • 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
    • H04N19/20—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding
    • H04N19/21—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding with binary alpha-plane coding for video objects, e.g. context-based arithmetic encoding [CAE]
    • 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
    • H04N19/60—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
    • H04N19/80—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
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic 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
    • H04N19/90—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)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020227031365A 2020-02-21 2021-01-29 최대 변환 크기 및 잔차 코딩 방법의 시그널링 Pending KR20220143870A (ko)

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US202062980117P 2020-02-21 2020-02-21
US62/980,117 2020-02-21
PCT/US2021/015693 WO2021167769A1 (en) 2020-02-21 2021-01-29 Signaling of maximum transform size and residual coding method

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KR20220143870A true KR20220143870A (ko) 2022-10-25

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US (2) US12395631B2 (https=)
EP (1) EP4107951A4 (https=)
JP (2) JP7739302B2 (https=)
KR (1) KR20220143870A (https=)
CN (5) CN115552900B (https=)
WO (1) WO2021167769A1 (https=)

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Publication number Priority date Publication date Assignee Title
WO2021170058A1 (en) * 2020-02-27 2021-09-02 Beijing Bytedance Network Technology Co., Ltd. Transform skip residual coding
JP7524355B2 (ja) 2020-05-27 2024-07-29 バイトダンス インコーポレイテッド ビデオコーディングでのサブピクチャ及びタイルの使用

Family Cites Families (17)

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Publication number Priority date Publication date Assignee Title
US20110274162A1 (en) * 2010-05-04 2011-11-10 Minhua Zhou Coding Unit Quantization Parameters in Video Coding
US10257520B2 (en) * 2012-06-26 2019-04-09 Velos Media, Llc Modified coding for transform skipping
AU2012232992A1 (en) 2012-09-28 2014-04-17 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding the transform units of a coding unit
JP6270861B2 (ja) * 2012-11-08 2018-01-31 キヤノン株式会社 符号化単位の変換単位を符号化および復号するための方法、装置およびシステム
WO2014084903A1 (en) * 2012-11-28 2014-06-05 General Instrument Corporation Devices and methods for modifications of syntax related to transform skip for high efficiency video coding (hevc)
KR101709775B1 (ko) * 2013-07-23 2017-02-23 인텔렉추얼디스커버리 주식회사 영상 부호화/복호화 방법 및 장치
KR101947151B1 (ko) * 2014-03-14 2019-05-10 브이아이디 스케일, 인크. Rgb 비디오 코딩 향상을 위한 시스템 및 방법
US10306229B2 (en) * 2015-01-26 2019-05-28 Qualcomm Incorporated Enhanced multiple transforms for prediction residual
CN110402580A (zh) * 2017-01-03 2019-11-01 Lg 电子株式会社 图像处理方法及其装置
US10779007B2 (en) * 2017-03-23 2020-09-15 Mediatek Inc. Transform coding of video data
EP4676049A3 (en) * 2019-07-19 2026-04-01 Wilus Institute of Standards and Technology Inc. Method and device for processing video signal
US20210076074A1 (en) * 2019-09-11 2021-03-11 Qualcomm Incorporated Maximum and minimum block sizes signaling at high level syntax for video coding and transform units
US11606563B2 (en) 2019-09-24 2023-03-14 Tencent America LLC CTU size signaling
US11973983B2 (en) * 2019-10-11 2024-04-30 Qualcomm Incorporated Signaling coding scheme for residual values in transform skip for video coding
US11399195B2 (en) * 2019-10-30 2022-07-26 Tencent America LLC Range of minimum coding block size in video coding
KR20220100599A (ko) * 2019-11-26 2022-07-15 주식회사 윌러스표준기술연구소 적응적 컬러 공간 변환을 이용하는 비디오 신호 처리 방법 및 장치
CN111050171B (zh) * 2019-12-18 2022-10-11 腾讯科技（深圳）有限公司 视频解码方法、装置、设备及存储介质

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EP4107951A4 (en) 2023-07-26
CN120751150A (zh) 2025-10-03
WO2021167769A1 (en) 2021-08-26
CN120856891A (zh) 2025-10-28
JP2025184883A (ja) 2025-12-18
CN120881287A (zh) 2025-10-31
JP7739302B2 (ja) 2025-09-16
US20210266548A1 (en) 2021-08-26
US12395631B2 (en) 2025-08-19
CN120751151A (zh) 2025-10-03
JP2023515321A (ja) 2023-04-13
CN115552900B (zh) 2025-12-23
CN115552900A (zh) 2022-12-30
US20250365420A1 (en) 2025-11-27
EP4107951A1 (en) 2022-12-28

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