JP7512407B2 - ビデオコーディングのための方法および装置 - Google Patents

ビデオコーディングのための方法および装置 Download PDF

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JP7512407B2
JP7512407B2 JP2022554375A JP2022554375A JP7512407B2 JP 7512407 B2 JP7512407 B2 JP 7512407B2 JP 2022554375 A JP2022554375 A JP 2022554375A JP 2022554375 A JP2022554375 A JP 2022554375A JP 7512407 B2 JP7512407 B2 JP 7512407B2
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coded
video
luma
chroma
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JP2023517329A (ja
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リャン・ジャオ
シン・ジャオ
シャン・リュウ
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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
    • H04N19/10—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
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • 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
    • H04N19/10—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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/186—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
    • H04N19/46—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
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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
    • H04N19/90—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
    • H04N19/60—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
JP2022554375A 2020-12-16 2021-09-07 ビデオコーディングのための方法および装置 Active JP7512407B2 (ja)

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JP2024103255A JP7767510B2 (ja) 2020-12-16 2024-06-26 ビデオコーディングのための方法および装置

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US202063126425P 2020-12-16 2020-12-16
US63/126,425 2020-12-16
US17/464,255 2021-09-01
US17/464,255 US11736708B2 (en) 2020-12-16 2021-09-01 Method and apparatus for video coding
PCT/US2021/049269 WO2022132251A1 (en) 2020-12-16 2021-09-07 Method and apparatus for video coding

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JP7512407B2 true JP7512407B2 (ja) 2024-07-08

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US (2) US11736708B2 (https=)
EP (1) EP4074033A4 (https=)
JP (2) JP7512407B2 (https=)
KR (2) KR102913971B1 (https=)
CN (1) CN115176461A (https=)
WO (1) WO2022132251A1 (https=)

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KR20250091198A (ko) * 2022-10-18 2025-06-20 주식회사 윌러스표준기술연구소 비디오 신호 처리 방법 및 이를 위한 장치
WO2025067264A1 (en) * 2023-09-25 2025-04-03 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Method and apparatus for chroma coding
WO2025071203A1 (ko) * 2023-09-27 2025-04-03 주식회사 아틴스 인트라 예측 방법, 이를 수행하는 영상 부호화 및 복호화 장치
WO2025073278A1 (en) * 2023-10-05 2025-04-10 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Method and apparatus for chroma coding

Citations (1)

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Publication number Priority date Publication date Assignee Title
WO2020223612A1 (en) 2019-05-02 2020-11-05 Bytedance Inc. Signaling in transform skip mode

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CN109792516B (zh) * 2016-10-04 2021-05-25 联发科技股份有限公司 图像和视频编解码中用于帧内色度编解码的方法及装置
US10687071B2 (en) * 2018-02-05 2020-06-16 Tencent America LLC Method and apparatus for video coding
US10798376B2 (en) * 2018-07-17 2020-10-06 Tencent America LLC Method and apparatus for video coding
US11140404B2 (en) * 2018-10-11 2021-10-05 Tencent America LLC Method and apparatus for video coding
CN109874011B (zh) 2018-12-28 2020-06-09 杭州海康威视数字技术股份有限公司 编码方法、解码方法及装置
US11240516B2 (en) * 2019-03-20 2022-02-01 Tencent America LLC Coding mode signaling for small blocks
WO2020244536A1 (en) 2019-06-03 2020-12-10 Beijing Bytedance Network Technology Co., Ltd. Combined intra and intra-block copy prediction for video coding
US11509931B2 (en) * 2019-06-07 2022-11-22 Tencent America LLC Method and apparatus for video coding
US12445601B2 (en) * 2023-01-09 2025-10-14 Tencent America LLC Chroma block vector and chroma coding mode derivation
US20250008087A1 (en) * 2023-06-30 2025-01-02 Qualcomm Incorporated Predicting chroma data using cross-component prediction for video coding

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020223612A1 (en) 2019-05-02 2020-11-05 Bytedance Inc. Signaling in transform skip mode

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Publication number Publication date
JP2024161014A (ja) 2024-11-15
US20230283796A1 (en) 2023-09-07
JP2023517329A (ja) 2023-04-25
CN115176461A (zh) 2022-10-11
KR20260019644A (ko) 2026-02-10
US20220191528A1 (en) 2022-06-16
US11736708B2 (en) 2023-08-22
KR102913971B1 (ko) 2026-01-15
US12425621B2 (en) 2025-09-23
KR20220122767A (ko) 2022-09-02
JP7767510B2 (ja) 2025-11-11
WO2022132251A1 (en) 2022-06-23
EP4074033A4 (en) 2023-09-06
EP4074033A1 (en) 2022-10-19

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