PL4224850T3 - Sposób i aparat do kodowania i dekodowania sygnału wideo - Google Patents

Sposób i aparat do kodowania i dekodowania sygnału wideo

Info

Publication number
PL4224850T3
PL4224850T3 PL23178806.8T PL23178806T PL4224850T3 PL 4224850 T3 PL4224850 T3 PL 4224850T3 PL 23178806 T PL23178806 T PL 23178806T PL 4224850 T3 PL4224850 T3 PL 4224850T3
Authority
PL
Poland
Prior art keywords
video signal
decoding method
signal encoding
apparatus therefor
therefor
Prior art date
Application number
PL23178806.8T
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 PL4224850T3 publication Critical patent/PL4224850T3/pl

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/11Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/119Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/132Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/176Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/186Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/513Processing of motion vectors
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90Methods 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
    • H04N19/94Vector quantisation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90Methods 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
    • H04N19/96Tree 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)
PL23178806.8T 2018-09-21 2019-09-20 Sposób i aparat do kodowania i dekodowania sygnału wideo PL4224850T3 (pl)

Applications Claiming Priority (3)

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

Publications (1)

Publication Number Publication Date
PL4224850T3 true PL4224850T3 (pl) 2024-09-16

Family

ID=69887728

Family Applications (3)

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

Family Applications Before (2)

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

Country Status (17)

Country Link
US (4) US11223845B2 (pl)
EP (5) EP3840376B1 (pl)
JP (3) JP7449279B2 (pl)
KR (1) KR20200034644A (pl)
CN (5) CN112840647A (pl)
AU (4) 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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CN118301333A (zh) * 2018-07-11 2024-07-05 华为技术有限公司 视频编码器、视频解码器及相应方法
KR20200034646A (ko) 2018-09-21 2020-03-31 주식회사 엑스리스 영상 신호 부호화/복호화 방법 및 이를 위한 장치
CN116347072A (zh) 2018-10-12 2023-06-27 Oppo广东移动通信有限公司 视频信号的编码方法和解码方法及其装置
EP3893509B1 (en) 2018-12-07 2025-11-26 Samsung Electronics Co., Ltd. Video decoding method and device, and video encoding method and device
EP4598024A3 (en) 2018-12-25 2025-11-12 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Decoding prediction method and apparatus, and computer storage medium
CN119676435A (zh) * 2019-01-02 2025-03-21 苹果公司 用于对视频信号进行编码/解码的方法及其装置
US12120335B2 (en) * 2021-08-24 2024-10-15 Tencent America LLC Hardware friendly design for intra mode coding
CN119137938A (zh) * 2022-05-18 2024-12-13 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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JP2011217044A (ja) * 2010-03-31 2011-10-27 Sony Corp 画像処理装置、画像処理方法および画像処理プログラム
AU2012353935B2 (en) 2011-12-15 2016-09-15 Tagivan Ii Llc Image coding method, image decoding method, image coding apparatus, image decoding apparatus, and image coding and decoding apparatus
CN104661031B (zh) * 2015-02-16 2017-12-22 华为技术有限公司 用于视频图像编码和解码的方法、编码设备和解码设备
CN108886619A (zh) * 2016-01-07 2018-11-23 联发科技股份有限公司 用于视频编解码系统的仿射合并模式预测的方法及装置
WO2017130696A1 (ja) * 2016-01-29 2017-08-03 シャープ株式会社 予測画像生成装置、動画像復号装置、および動画像符号化装置
US10560712B2 (en) 2016-05-16 2020-02-11 Qualcomm Incorporated Affine motion prediction for video coding
JP7026049B2 (ja) * 2016-09-27 2022-02-25 シャープ株式会社 アフィン動きベクトル導出装置、予測画像生成装置、動画像復号装置、および動画像符号化装置
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KR20180085526A (ko) * 2017-01-19 2018-07-27 가온미디어 주식회사 효율적 변환을 처리하는 영상 복호화 및 부호화 방법
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US10462488B1 (en) * 2018-07-13 2019-10-29 Tencent America LLC Method and apparatus for video coding
KR20200028856A (ko) 2018-09-07 2020-03-17 김기백 인트라 예측을 이용한 영상 부호화/복호화 방법 및 장치

Also Published As

Publication number Publication date
CN120455660A (zh) 2025-08-08
PL4224849T3 (pl) 2024-08-19
EP4224848A1 (en) 2023-08-09
EP4224850B1 (en) 2024-06-12
CN120512533A (zh) 2025-08-19
US12382083B2 (en) 2025-08-05
CN120568046A (zh) 2025-08-29
MX2024011344A (es) 2024-09-27
MX2021003325A (es) 2021-05-14
EP4224849B1 (en) 2024-06-12
ZA202101846B (en) 2022-07-27
US11223845B2 (en) 2022-01-11
AU2024227108B2 (en) 2025-11-27
EP4224851A1 (en) 2023-08-09
EP3840376B1 (en) 2023-07-05
IL281622B2 (en) 2024-01-01
AU2019344978B2 (en) 2024-07-11
AU2024227109B2 (en) 2025-11-20
JP7693872B2 (ja) 2025-06-17
AU2024227107A1 (en) 2024-10-24
CN113225560A (zh) 2021-08-06
AU2019344978A1 (en) 2021-04-15
ES2984701T3 (es) 2024-10-30
US20220094964A1 (en) 2022-03-24
JP7449279B2 (ja) 2024-03-13
SG11202102788YA (en) 2021-04-29
PL3840376T3 (pl) 2023-12-11
BR112021004922A2 (pt) 2021-06-08
EP3840376A1 (en) 2021-06-23
ES2955040T3 (es) 2023-11-28
JP2022502899A (ja) 2022-01-11
US11758176B2 (en) 2023-09-12
EP4224850A1 (en) 2023-08-09
CN112840647A (zh) 2021-05-25
CA3113054C (en) 2025-09-16
IL281622A (en) 2021-05-31
PH12021550627A1 (en) 2022-02-14
EP4224849A1 (en) 2023-08-09
AU2024227106A1 (en) 2024-10-24
AU2024227109A1 (en) 2024-10-24
CN113225560B (zh) 2023-05-23
IL304953A (en) 2023-10-01
CA3250687A1 (en) 2025-06-05
JP2024063128A (ja) 2024-05-10
WO2020060327A1 (ko) 2020-03-26
US20210203977A1 (en) 2021-07-01
CL2021000671A1 (es) 2021-09-03
MX2024011343A (es) 2024-09-27
MX2024011342A (es) 2024-09-27
MX2024011341A (es) 2024-09-27
EP3840376A4 (en) 2021-07-07
AU2024227107B2 (en) 2025-10-16
AU2024227108A1 (en) 2024-10-24
US20230421799A1 (en) 2023-12-28
KR20200034644A (ko) 2020-03-31
US20250330631A1 (en) 2025-10-23
CA3113054A1 (en) 2020-03-26
ES2984725T3 (es) 2024-10-30
IL281622B1 (en) 2023-09-01
JP2025124826A (ja) 2025-08-26

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