PL3804337T3 - Projekt i sygnalizowanie bazującego na blokach adaptacyjnego filtra pętlowego (alf) - Google Patents

Projekt i sygnalizowanie bazującego na blokach adaptacyjnego filtra pętlowego (alf)

Info

Publication number
PL3804337T3
PL3804337T3 PL19732509.5T PL19732509T PL3804337T3 PL 3804337 T3 PL3804337 T3 PL 3804337T3 PL 19732509 T PL19732509 T PL 19732509T PL 3804337 T3 PL3804337 T3 PL 3804337T3
Authority
PL
Poland
Prior art keywords
alf
signalling
design
block
loop filter
Prior art date
Application number
PL19732509.5T
Other languages
English (en)
Inventor
Marta Karczewicz
Akshay Gadde
Vadim Seregin
Wei-Jung Chien
Original Assignee
Qualcomm Incorporated
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 Qualcomm Incorporated filed Critical Qualcomm Incorporated
Publication of PL3804337T3 publication Critical patent/PL3804337T3/pl

Links

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
    • H04N19/117Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/154Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
    • 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
    • H04N19/172Methods 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 picture, frame or field
    • 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
    • H04N19/174Methods 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 slice, e.g. a line of blocks or a group of 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
    • H04N19/169Methods 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
    • H04N19/46Embedding additional information in the video signal during the compression process
    • H04N19/463Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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
    • H04N19/80Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
    • 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)
  • User Interface Of Digital Computer (AREA)
PL19732509.5T 2018-06-01 2019-05-31 Projekt i sygnalizowanie bazującego na blokach adaptacyjnego filtra pętlowego (alf) PL3804337T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862679685P 2018-06-01 2018-06-01
US16/427,017 US11451773B2 (en) 2018-06-01 2019-05-30 Block-based adaptive loop filter (ALF) design and signaling
PCT/US2019/034964 WO2019232412A1 (en) 2018-06-01 2019-05-31 Block-based adaptive loop filter (alf) design and signaling

Publications (1)

Publication Number Publication Date
PL3804337T3 true PL3804337T3 (pl) 2025-03-24

Family

ID=68693391

Family Applications (1)

Application Number Title Priority Date Filing Date
PL19732509.5T PL3804337T3 (pl) 2018-06-01 2019-05-31 Projekt i sygnalizowanie bazującego na blokach adaptacyjnego filtra pętlowego (alf)

Country Status (20)

Country Link
US (1) US11451773B2 (pl)
EP (1) EP3804337B1 (pl)
JP (1) JP7422684B2 (pl)
KR (1) KR102852851B1 (pl)
CN (1) CN112243587B (pl)
AU (1) AU2019278991B2 (pl)
BR (1) BR112020024520A2 (pl)
CA (1) CA3099795A1 (pl)
CL (1) CL2020003085A1 (pl)
CO (1) CO2020014698A2 (pl)
ES (1) ES3001093T3 (pl)
IL (1) IL278482B2 (pl)
MX (1) MX2020012846A (pl)
MY (1) MY206052A (pl)
PH (1) PH12020551866A1 (pl)
PL (1) PL3804337T3 (pl)
SA (1) SA520420639B1 (pl)
SG (1) SG11202010952XA (pl)
TW (1) TWI827609B (pl)
WO (1) WO2019232412A1 (pl)

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US11159791B2 (en) * 2019-03-16 2021-10-26 Mediatek Inc. Method and apparatus for signaling adaptive loop filter parameters in video coding
US11683487B2 (en) 2019-03-26 2023-06-20 Qualcomm Incorporated Block-based adaptive loop filter (ALF) with adaptive parameter set (APS) in video coding
US11284114B2 (en) 2019-04-23 2022-03-22 Qualcomm Incorporated Adaptive loop filter set index signaling
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CN112449183B (zh) * 2019-09-03 2023-05-09 联咏科技股份有限公司 视频编码器、视频解码器以及视频系统
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JP7454042B2 (ja) 2019-10-10 2024-03-21 北京字節跳動網絡技術有限公司 適応ループ・フィルタリングにおける利用可能でないサンプル位置でのパディング・プロセス
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IL295013B2 (en) * 2020-01-24 2026-04-01 Huawei Tech Co Ltd Encoder, decoder and matching methods for adaptive loop filtering
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CN114095726B (zh) * 2020-08-24 2022-12-23 杭州海康威视数字技术股份有限公司 滤波方法、装置及设备
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CN116456086A (zh) * 2022-01-07 2023-07-18 腾讯科技(深圳)有限公司 环路滤波方法、视频编解码方法、装置、介质及电子设备
CN116962688A (zh) * 2022-04-20 2023-10-27 腾讯科技(深圳)有限公司 环路滤波方法、视频编解码方法、装置、介质及电子设备
CN120035997A (zh) * 2022-08-04 2025-05-23 抖音视界有限公司 用于视频处理的方法、装置和介质
CN120226362A (zh) * 2022-11-01 2025-06-27 抖音视界有限公司 在视频编解码中将边信息用于自适应环路滤波器
CN120266472A (zh) * 2022-12-03 2025-07-04 北京达佳互联信息技术有限公司 用于自适应环路滤波和跨分量自适应环路滤波器的方法和装置
WO2024147679A1 (ko) * 2023-01-04 2024-07-11 한국전자통신연구원 영상 부호화/복호화를 위한 방법, 장치 및 기록 매체
WO2026010342A1 (ko) * 2024-07-02 2026-01-08 삼성전자 주식회사 영상의 필터링 장치 및 방법
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Also Published As

Publication number Publication date
JP7422684B2 (ja) 2024-01-26
SA520420639B1 (ar) 2024-10-13
TW202005399A (zh) 2020-01-16
MY206052A (en) 2024-11-27
SG11202010952XA (en) 2020-12-30
CN112243587B (zh) 2023-01-31
TWI827609B (zh) 2024-01-01
CO2020014698A2 (es) 2020-12-10
CN112243587A (zh) 2021-01-19
BR112020024520A2 (pt) 2021-03-02
EP3804337A1 (en) 2021-04-14
ES3001093T3 (es) 2025-03-04
US20190373258A1 (en) 2019-12-05
AU2019278991A1 (en) 2020-12-03
IL278482B2 (en) 2024-09-01
MX2020012846A (es) 2021-02-18
US11451773B2 (en) 2022-09-20
JP2021525981A (ja) 2021-09-27
WO2019232412A1 (en) 2019-12-05
CL2020003085A1 (es) 2021-06-11
KR20210015819A (ko) 2021-02-10
EP3804337C0 (en) 2024-11-27
EP3804337B1 (en) 2024-11-27
KR102852851B1 (ko) 2025-08-29
PH12020551866A1 (en) 2021-07-19
AU2019278991B2 (en) 2022-11-24
CA3099795A1 (en) 2019-12-05
IL278482B1 (en) 2024-05-01
IL278482A (en) 2020-12-31

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