PL4224849T3 - Sposób i aparat do kodowania i dekodowania sygnału wideo - Google Patents

Sposób i aparat do kodowania i dekodowania sygnału wideo

Info

Publication number
PL4224849T3
PL4224849T3 PL23178805.0T PL23178805T PL4224849T3 PL 4224849 T3 PL4224849 T3 PL 4224849T3 PL 23178805 T PL23178805 T PL 23178805T PL 4224849 T3 PL4224849 T3 PL 4224849T3
Authority
PL
Poland
Prior art keywords
video signal
decoding method
signal encoding
apparatus therefor
therefor
Prior art date
Application number
PL23178805.0T
Other languages
English (en)
Inventor
Bae Keun Lee
Original Assignee
Guangdong Oppo Mobile Telecommunications Corp., Ltd.
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 Guangdong Oppo Mobile Telecommunications Corp., Ltd. filed Critical Guangdong Oppo Mobile Telecommunications Corp., Ltd.
Publication of PL4224849T3 publication Critical patent/PL4224849T3/pl

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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
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for 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
    • H04N19/102—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
    • H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal 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
    • H04N19/103—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
    • H04N19/102—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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/537—Motion estimation other than block-based
    • H04N19/54—Motion estimation other than block-based using feature points or meshes
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
    • 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
    • H04N19/94—Vector quantisation
    • 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)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
PL23178805.0T 2018-09-21 2019-09-20 Sposób i aparat do kodowania i dekodowania sygnału wideo PL4224849T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR20180114343 2018-09-21
KR20180114344 2018-09-21
KR20180114342 2018-09-21

Publications (1)

Publication Number Publication Date
PL4224849T3 true PL4224849T3 (pl) 2024-08-19

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Application Number Title Priority Date Filing Date
PL23178805.0T PL4224849T3 (pl) 2018-09-21 2019-09-20 Sposób i aparat do kodowania i dekodowania sygnału wideo
PL23178806.8T PL4224850T3 (pl) 2018-09-21 2019-09-20 Sposób i aparat do kodowania i dekodowania sygnału wideo
PL19861535.3T PL3840376T3 (pl) 2018-09-21 2019-09-20 Sposób i urządzenie do kodowania/dekodowania sygnału obrazu

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PL23178806.8T PL4224850T3 (pl) 2018-09-21 2019-09-20 Sposób i aparat do kodowania i dekodowania sygnału wideo
PL19861535.3T PL3840376T3 (pl) 2018-09-21 2019-09-20 Sposób i urządzenie do kodowania/dekodowania sygnału obrazu

Country Status (17)

Country Link
US (8) US11223845B2 (pl)
EP (5) EP4224850B1 (pl)
JP (3) JP7449279B2 (pl)
KR (2) KR102916941B1 (pl)
CN (6) CN121309847A (pl)
AU (6) AU2019344978B2 (pl)
BR (1) BR112021004922A2 (pl)
CA (2) CA3250687A1 (pl)
CL (1) CL2021000671A1 (pl)
ES (3) ES2955040T3 (pl)
IL (2) IL304953A (pl)
MX (5) MX2021003325A (pl)
PH (1) PH12021550627A1 (pl)
PL (3) PL4224849T3 (pl)
SG (1) SG11202102788YA (pl)
WO (1) WO2020060327A1 (pl)
ZA (1) ZA202101846B (pl)

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WO2020076125A1 (ko) 2018-10-12 2020-04-16 주식회사 엑스리스 영상 신호 부호화/복호화 방법 및 이를 위한 장치
PL3893509T3 (pl) 2018-12-07 2026-02-16 Samsung Electronics Co., Ltd. Sposób i urządzenie do dekodowania wideo, oraz sposób i urządzenie do kodowania wideo
CN122053825A (zh) 2018-12-25 2026-05-15 Oppo广东移动通信有限公司 解码预测方法、装置及计算机存储介质
KR102619997B1 (ko) * 2019-01-02 2024-01-02 애플 인크. 영상 신호 부호화/복호화 방법 및 이를 위한 장치
US12120335B2 (en) * 2021-08-24 2024-10-15 Tencent America LLC Hardware friendly design for intra mode coding
WO2023220970A1 (zh) * 2022-05-18 2023-11-23 Oppo广东移动通信有限公司 视频编码方法、装置、设备、系统、及存储介质

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MX2024011343A (es) 2024-09-27
CN120455660A (zh) 2025-08-08
US20230421799A1 (en) 2023-12-28
US20260019621A1 (en) 2026-01-15
JP2024063128A (ja) 2024-05-10
EP4224850B1 (en) 2024-06-12
SG11202102788YA (en) 2021-04-29
JP7693872B2 (ja) 2025-06-17
JP7834225B2 (ja) 2026-03-23
US20260012630A1 (en) 2026-01-08
CA3113054C (en) 2025-09-16
AU2019344978A1 (en) 2021-04-15
JP2022502899A (ja) 2022-01-11
US12382083B2 (en) 2025-08-05
US20260019622A1 (en) 2026-01-15
PL3840376T3 (pl) 2023-12-11
ES2984725T3 (es) 2024-10-30
CN113225560B (zh) 2023-05-23
US20220094964A1 (en) 2022-03-24
ES2984701T3 (es) 2024-10-30
EP3840376A4 (en) 2021-07-07
BR112021004922A2 (pt) 2021-06-08
IL281622B2 (en) 2024-01-01
EP4224851A1 (en) 2023-08-09
MX2024011344A (es) 2024-09-27
CN120568046A (zh) 2025-08-29
MX2024011341A (es) 2024-09-27
AU2024227107B2 (en) 2025-10-16
ES2955040T3 (es) 2023-11-28
KR20260018942A (ko) 2026-02-09
CN113225560A (zh) 2021-08-06
EP3840376A1 (en) 2021-06-23
JP2025124826A (ja) 2025-08-26
PL4224850T3 (pl) 2024-09-16
AU2024227107A1 (en) 2024-10-24
US20260012631A1 (en) 2026-01-08
CN121309847A (zh) 2026-01-09
AU2024227106B2 (en) 2025-12-11
US11223845B2 (en) 2022-01-11
CA3113054A1 (en) 2020-03-26
ZA202101846B (en) 2022-07-27
AU2019344978B2 (en) 2024-07-11
AU2024227109B2 (en) 2025-11-20
KR20200034644A (ko) 2020-03-31
US20250330631A1 (en) 2025-10-23
PH12021550627A1 (en) 2022-02-14
MX2024011342A (es) 2024-09-27
EP4224848A1 (en) 2023-08-09
MX2021003325A (es) 2021-05-14
IL281622A (en) 2021-05-31
EP4224849B1 (en) 2024-06-12
WO2020060327A1 (ko) 2020-03-26
IL304953A (en) 2023-10-01
AU2024227108A1 (en) 2024-10-24
IL281622B1 (en) 2023-09-01
JP7449279B2 (ja) 2024-03-13
EP3840376B1 (en) 2023-07-05
AU2024227109A1 (en) 2024-10-24
AU2024227108B2 (en) 2025-11-27
CA3250687A1 (en) 2025-06-05
EP4224850A1 (en) 2023-08-09
AU2024227106A1 (en) 2024-10-24
KR102916941B1 (ko) 2026-01-23
CL2021000671A1 (es) 2021-09-03
AU2026201194A1 (en) 2026-03-05
CN112840647A (zh) 2021-05-25
CN120512533A (zh) 2025-08-19
US11758176B2 (en) 2023-09-12
EP4224849A1 (en) 2023-08-09
US20210203977A1 (en) 2021-07-01

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