KR20220115971A - 리프 노드의 재설정된 예측 모드 타입에 기반하여 예측을 수행하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법 - Google Patents

리프 노드의 재설정된 예측 모드 타입에 기반하여 예측을 수행하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법 Download PDF

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KR20220115971A
KR20220115971A KR1020227022064A KR20227022064A KR20220115971A KR 20220115971 A KR20220115971 A KR 20220115971A KR 1020227022064 A KR1020227022064 A KR 1020227022064A KR 20227022064 A KR20227022064 A KR 20227022064A KR 20220115971 A KR20220115971 A KR 20220115971A
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장형문
남정학
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엘지전자 주식회사
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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
    • H04N19/103—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
    • H04N19/10—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
    • 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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/50—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
KR1020227022064A 2019-12-31 2020-12-31 리프 노드의 재설정된 예측 모드 타입에 기반하여 예측을 수행하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법 Ceased KR20220115971A (ko)

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US201962956093P 2019-12-31 2019-12-31
US62/956,093 2019-12-31
US202062959943P 2020-01-11 2020-01-11
US62/959,943 2020-01-11
US202062980442P 2020-02-24 2020-02-24
US62/980,442 2020-02-24
PCT/KR2020/019287 WO2021137577A1 (ko) 2019-12-31 2020-12-31 리프 노드의 재설정된 예측 모드 타입에 기반하여 예측을 수행하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법

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KR (1) KR20220115971A (enExample)
CN (5) CN119946278A (enExample)
AU (2) AU2020416341B2 (enExample)
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CA (1) CA3166540A1 (enExample)
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US11930208B2 (en) * 2020-01-10 2024-03-12 Tencent America LLC Method and apparatus for signaling skip mode flag

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US9113168B2 (en) * 2009-05-12 2015-08-18 Lg Electronics Inc. Method and apparatus of processing a video signal
MX348486B (es) * 2010-04-23 2017-06-15 M&K Holdings Inc Aparato para codificar imagen.
PL3923579T3 (pl) * 2010-11-25 2023-05-02 Lg Electronics Inc. Sposób sygnalizacji informacji o obrazie i sposób dekodowania informacji o obrazie z jego wykorzystaniem
CA2856198C (en) * 2011-10-17 2017-08-29 Kt Corporation Method and apparatus for encoding/decoding image
CN115134593B (zh) * 2015-06-05 2024-07-23 杜比实验室特许公司 用于执行帧间预测的图像编解码方法、比特流存储方法
CN117221595A (zh) * 2016-06-22 2023-12-12 Lx 半导体科技有限公司 图像编码/解码方法以及图像数据的传输方法
CN116896633A (zh) 2016-10-28 2023-10-17 韩国电子通信研究院 视频编码/解码方法和设备以及存储比特流的记录介质
JP2020031252A (ja) * 2016-12-22 2020-02-27 シャープ株式会社 画像復号装置及び画像符号化装置
WO2019098464A1 (ko) 2017-11-14 2019-05-23 삼성전자 주식회사 부호화 방법 및 그 장치, 복호화 방법 및 그 장치
US10771781B2 (en) 2018-03-12 2020-09-08 Electronics And Telecommunications Research Institute Method and apparatus for deriving intra prediction mode
KR20190107581A (ko) 2018-03-12 2019-09-20 한국전자통신연구원 인트라 예측 모드의 유도를 위한 방법 및 장치
CN111699694B (zh) * 2019-01-15 2022-07-08 Lg电子株式会社 使用变换跳过标志的图像编码方法和装置
CN114208174B (zh) * 2019-07-29 2023-11-28 北京字节跳动网络技术有限公司 预测过程中的调色板模式编解码
EP4008109A4 (en) * 2019-09-02 2022-09-14 Beijing Bytedance Network Technology Co., Ltd. ENCODING MODE DETERMINATION BASED ON COLOR FORMAT
CN114365484A (zh) * 2019-09-07 2022-04-15 北京达佳互联信息技术有限公司 视频编解码中的预测模式信令
US20210092405A1 (en) * 2019-09-19 2021-03-25 Qualcomm Incorporated Matrix combination for matrix-weighted intra prediction in video coding
MX2022003122A (es) * 2019-09-21 2022-04-06 Beijing Bytedance Network Tech Co Ltd Modo intra basado para croma de restriccion de tama?o.

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WO2021137577A1 (ko) 2021-07-08
CA3166540A1 (en) 2021-07-08
EP4604553A3 (en) 2025-10-29
MX2022008084A (es) 2022-09-19
CN119946276A (zh) 2025-05-06
US20230049298A1 (en) 2023-02-16
CN115176465B (zh) 2025-02-18
CN115176465A (zh) 2022-10-11
AU2020416341B2 (en) 2024-03-21
MX2025012916A (es) 2025-12-01
MX2025012917A (es) 2025-12-01
MX2025012918A (es) 2025-12-01
AU2024201463B2 (en) 2025-11-20
AU2024201463A1 (en) 2024-03-28
EP4087244A4 (en) 2024-01-03
AU2020416341A1 (en) 2022-08-25
MX2025012915A (es) 2025-12-01
CN119946275A (zh) 2025-05-06
CN119946278A (zh) 2025-05-06
BR112022013083A2 (pt) 2022-09-06
CN119946277A (zh) 2025-05-06
US12113975B2 (en) 2024-10-08
EP4087244B1 (en) 2025-11-19
EP4087244A1 (en) 2022-11-09
JP7444998B2 (ja) 2024-03-06

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