PL4087244T3 - Sposób kodowania/dekodowania obrazów i urządzenie do przeprowadzania predykcji na podstawie zrekonfigurowanego rodzaju trybu predykcji węzła liściowego, oraz sposób przesyłania strumienia bitowego - Google Patents

Sposób kodowania/dekodowania obrazów i urządzenie do przeprowadzania predykcji na podstawie zrekonfigurowanego rodzaju trybu predykcji węzła liściowego, oraz sposób przesyłania strumienia bitowego

Info

Publication number
PL4087244T3
PL4087244T3 PL20910040.3T PL20910040T PL4087244T3 PL 4087244 T3 PL4087244 T3 PL 4087244T3 PL 20910040 T PL20910040 T PL 20910040T PL 4087244 T3 PL4087244 T3 PL 4087244T3
Authority
PL
Poland
Prior art keywords
reconfigured
device based
bit stream
leaf node
image coding
Prior art date
Application number
PL20910040.3T
Other languages
English (en)
Inventor
Hyeong Moon Jang
Jung Hak Nam
Original Assignee
Lg Electronics Inc.
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 Lg Electronics Inc. filed Critical Lg Electronics Inc.
Publication of PL4087244T3 publication Critical patent/PL4087244T3/pl

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
    • H04N19/10—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
    • 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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
PL20910040.3T 2019-12-31 2020-12-31 Sposób kodowania/dekodowania obrazów i urządzenie do przeprowadzania predykcji na podstawie zrekonfigurowanego rodzaju trybu predykcji węzła liściowego, oraz sposób przesyłania strumienia bitowego PL4087244T3 (pl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201962956093P 2019-12-31 2019-12-31
US202062959943P 2020-01-11 2020-01-11
US202062980442P 2020-02-24 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

Publications (1)

Publication Number Publication Date
PL4087244T3 true PL4087244T3 (pl) 2026-02-16

Family

ID=76686671

Family Applications (1)

Application Number Title Priority Date Filing Date
PL20910040.3T PL4087244T3 (pl) 2019-12-31 2020-12-31 Sposób kodowania/dekodowania obrazów i urządzenie do przeprowadzania predykcji na podstawie zrekonfigurowanego rodzaju trybu predykcji węzła liściowego, oraz sposób przesyłania strumienia bitowego

Country Status (18)

Country Link
US (2) US12113975B2 (pl)
EP (2) EP4604553A3 (pl)
JP (2) JP7444998B2 (pl)
KR (1) KR20220115971A (pl)
CN (5) CN119946278A (pl)
AU (3) AU2020416341B2 (pl)
BR (1) BR112022013083A2 (pl)
CA (2) CA3296461A1 (pl)
ES (1) ES3057180T3 (pl)
FI (1) FI4087244T3 (pl)
HR (1) HRP20251583T1 (pl)
LT (1) LT4087244T (pl)
MX (5) MX2022008084A (pl)
PL (1) PL4087244T3 (pl)
PT (1) PT4087244T (pl)
RS (1) RS67538B1 (pl)
SI (1) SI4087244T1 (pl)
WO (1) WO2021137577A1 (pl)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119946278A (zh) * 2019-12-31 2025-05-06 Lg电子株式会社 图像解码设备、图像编码设备及比特流发送设备
US11930208B2 (en) * 2020-01-10 2024-03-12 Tencent America LLC Method and apparatus for signaling skip mode flag

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9113168B2 (en) * 2009-05-12 2015-08-18 Lg Electronics Inc. Method and apparatus of processing a video signal
SG10201503178RA (en) * 2010-04-23 2015-06-29 M&K Holdings Inc Apparatus For Encoding A Moving Picture
DK2645715T3 (da) * 2010-11-25 2020-02-17 Lg Electronics Inc Fremgangsmåde til signalering af billedinformation og fremgangsmåde til dekodning af billedinformation ved brug af denne
CN104378640B (zh) * 2011-10-17 2017-11-24 株式会社Kt 解码视频信号的方法
EP4013051A1 (en) * 2015-06-05 2022-06-15 Dolby Laboratories Licensing Corporation Methods for encoding and decoding intra-frame prediction
CN117221588A (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
CN116916018A (zh) * 2016-10-28 2023-10-20 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
KR20200074081A (ko) * 2017-11-14 2020-06-24 삼성전자주식회사 부호화 방법 및 그 장치, 복호화 방법 및 그 장치
KR20190107581A (ko) 2018-03-12 2019-09-20 한국전자통신연구원 인트라 예측 모드의 유도를 위한 방법 및 장치
US10771781B2 (en) * 2018-03-12 2020-09-08 Electronics And Telecommunications Research Institute Method and apparatus for deriving intra prediction mode
KR102392701B1 (ko) * 2019-01-15 2022-04-28 엘지전자 주식회사 변환 스킵 플래그를 이용한 영상 코딩 방법 및 장치
WO2021018166A1 (en) * 2019-07-29 2021-02-04 Beijing Bytedance Network Technology Co., Ltd. Scanning order improvements for palette mode coding
WO2021043157A1 (en) * 2019-09-02 2021-03-11 Beijing Bytedance Network Technology Co., Ltd. Coding mode determination based on color format
KR20240132379A (ko) * 2019-09-07 2024-09-03 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 비디오 코딩에서의 예측 모드 시그널링
US20210092405A1 (en) * 2019-09-19 2021-03-25 Qualcomm Incorporated Matrix combination for matrix-weighted intra prediction in video coding
KR102649584B1 (ko) * 2019-09-21 2024-03-21 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 크로마 인트라 모드에 기초한 크기 제한
CN113875256B (zh) * 2019-12-23 2024-05-31 腾讯美国有限责任公司 进行视频解码的方法、装置及存储介质
CN119946278A (zh) * 2019-12-31 2025-05-06 Lg电子株式会社 图像解码设备、图像编码设备及比特流发送设备

Also Published As

Publication number Publication date
EP4087244B1 (en) 2025-11-19
BR112022013083A2 (pt) 2022-09-06
CN119946277A (zh) 2025-05-06
JP7444998B2 (ja) 2024-03-06
US20230049298A1 (en) 2023-02-16
CA3296461A1 (en) 2026-03-02
JP2024045744A (ja) 2024-04-02
US20240430422A1 (en) 2024-12-26
RS67538B1 (sr) 2026-01-30
MX2025012917A (es) 2025-12-01
CN119946276A (zh) 2025-05-06
KR20220115971A (ko) 2022-08-19
HRP20251583T1 (hr) 2026-01-30
CN115176465B (zh) 2025-02-18
WO2021137577A1 (ko) 2021-07-08
AU2020416341A1 (en) 2022-08-25
LT4087244T (lt) 2026-01-12
CN115176465A (zh) 2022-10-11
AU2024201463B2 (en) 2025-11-20
CA3166540A1 (en) 2021-07-08
ES3057180T3 (en) 2026-02-26
SI4087244T1 (sl) 2026-02-27
CN119946278A (zh) 2025-05-06
AU2026201282A1 (en) 2026-03-12
EP4087244A1 (en) 2022-11-09
EP4604553A3 (en) 2025-10-29
AU2024201463A1 (en) 2024-03-28
CN119946275A (zh) 2025-05-06
MX2025012918A (es) 2025-12-01
EP4604553A2 (en) 2025-08-20
AU2020416341B2 (en) 2024-03-21
MX2025012915A (es) 2025-12-01
MX2022008084A (es) 2022-09-19
JP2023509053A (ja) 2023-03-06
PT4087244T (pt) 2025-12-19
MX2025012916A (es) 2025-12-01
EP4087244A4 (en) 2024-01-03
FI4087244T3 (fi) 2025-12-29
US12113975B2 (en) 2024-10-08
JP7841007B2 (ja) 2026-04-06

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