JP7455840B2 - ビデオコーディングのためのツリーベース変換ユニット（ｔｕ）区分 - Google Patents

ビデオコーディングのためのツリーベース変換ユニット（ｔｕ）区分 Download PDF

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JP7455840B2
JP7455840B2 JP2021533599A JP2021533599A JP7455840B2 JP 7455840 B2 JP7455840 B2 JP 7455840B2 JP 2021533599 A JP2021533599 A JP 2021533599A JP 2021533599 A JP2021533599 A JP 2021533599A JP 7455840 B2 JP7455840 B2 JP 7455840B2
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residual
block
transform
partitioned
partition
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JP2022517908A (ja
JPWO2020131949A5 (https=
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エギルメス、ヒルミ・エネス
セレジン、バディム
サイド、アミール
カルチェビチ、マルタ
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Qualcomm Inc
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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
    • H04N19/119—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
    • H04N19/134—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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform 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
    • H04N19/70—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2021533599A 2018-12-19 2019-12-17 ビデオコーディングのためのツリーベース変換ユニット（ｔｕ）区分 Active JP7455840B2 (ja)

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US201862782292P 2018-12-19 2018-12-19
US62/782,292 2018-12-19
US16/715,274 2019-12-16
US16/715,274 US11323748B2 (en) 2018-12-19 2019-12-16 Tree-based transform unit (TU) partition for video coding
PCT/US2019/066966 WO2020131949A1 (en) 2018-12-19 2019-12-17 Tree-based transform unit (tu) partition for video coding

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JP2022517908A JP2022517908A (ja) 2022-03-11
JPWO2020131949A5 JPWO2020131949A5 (https=) 2022-11-29
JP2022517908A5 JP2022517908A5 (https=) 2022-11-29
JP7455840B2 true JP7455840B2 (ja) 2024-03-26

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EP (1) EP3900337A1 (https=)
JP (1) JP7455840B2 (https=)
KR (1) KR20210103481A (https=)
CN (2) CN113170129B (https=)
AR (1) AR117456A1 (https=)
AU (1) AU2019402886B2 (https=)
BR (1) BR112021010946A2 (https=)
CA (1) CA3120045A1 (https=)
CL (1) CL2021001576A1 (https=)
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WO2020185027A1 (ko) * 2019-03-13 2020-09-17 현대자동차주식회사 데이터 블록에 변환 생략 모드를 효율적으로 적용하기 위한 방법 및 장치
US11172211B2 (en) * 2019-04-04 2021-11-09 Tencent America LLC Method and apparatus for video coding
US11546592B2 (en) 2020-01-08 2023-01-03 Tencent America LLC Flexible block partitioning for chroma component
US11388401B2 (en) * 2020-06-26 2022-07-12 Google Llc Extended transform partitions for video compression
WO2022191554A1 (ko) * 2021-03-08 2022-09-15 현대자동차주식회사 임의 블록 분할을 이용하는 비디오 코딩방법 및 장치
WO2023191332A1 (ko) * 2022-03-28 2023-10-05 현대자동차주식회사 적응적 다중변환선택을 이용하는 비디오 코딩을 위한 방법 및 장치
CN121173957A (zh) * 2024-06-11 2025-12-19 浙江大华技术股份有限公司 视频解码方法、视频编码方法及相关装置

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