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)
Polish (pl)
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

    • 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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
    • 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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of 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
    • H04N19/169—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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
    • 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)
  • 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 (https=)
EP (1) EP3804337B1 (https=)
JP (1) JP7422684B2 (https=)
KR (1) KR102852851B1 (https=)
CN (1) CN112243587B (https=)
AU (1) AU2019278991B2 (https=)
BR (1) BR112020024520A2 (https=)
CA (1) CA3099795A1 (https=)
CL (1) CL2020003085A1 (https=)
CO (1) CO2020014698A2 (https=)
ES (1) ES3001093T3 (https=)
IL (1) IL278482B2 (https=)
MX (1) MX2020012846A (https=)
MY (1) MY206052A (https=)
PH (1) PH12020551866A1 (https=)
PL (1) PL3804337T3 (https=)
SA (1) SA520420639B1 (https=)
SG (1) SG11202010952XA (https=)
TW (1) TWI827609B (https=)
WO (1) WO2019232412A1 (https=)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9210426B2 (en) * 2011-06-30 2015-12-08 Mitsubishi Electric Corporation Image coding device, image decoding device, image coding method, and image decoding method
US11140418B2 (en) 2018-07-17 2021-10-05 Qualcomm Incorporated Block-based adaptive loop filter design and signaling
TWI692939B (zh) * 2018-08-14 2020-05-01 鈺創科技股份有限公司 過濾訊號的數位濾波器
US11284075B2 (en) 2018-09-12 2022-03-22 Qualcomm Incorporated Prediction of adaptive loop filter parameters with reduced memory consumption for video coding
US11051017B2 (en) 2018-12-20 2021-06-29 Qualcomm Incorporated Adaptive loop filter (ALF) index signaling
US11910024B2 (en) 2019-03-11 2024-02-20 Qualcomm Incorporated Boundary handling for adaptive loop filtering
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
CN118138754A (zh) 2019-06-14 2024-06-04 北京字节跳动网络技术有限公司 处理视频单元边界和虚拟边界
KR102669852B1 (ko) * 2019-07-09 2024-05-29 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 적응적 루프 필터링을 위한 샘플 결정
KR102707854B1 (ko) 2019-07-15 2024-09-23 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 적응적 루프 필터링에서의 분류
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
CN117278747A (zh) 2019-09-22 2023-12-22 北京字节跳动网络技术有限公司 自适应环路滤波中的填充过程
KR102762212B1 (ko) 2019-10-10 2025-02-07 두인 비전 컴퍼니 리미티드 적응적 루프 필터링에서 이용 불가능한 샘플 위치들에서의 패딩 프로세스
WO2021122070A1 (en) * 2019-12-19 2021-06-24 Telefonaktiebolaget Lm Ericsson (Publ) Picture header prediction
IL294258B2 (en) * 2019-12-23 2026-04-01 Huawei Tech Co Ltd Cross-component adaptive loop filtering and video coding
US11303892B2 (en) * 2020-01-23 2022-04-12 Qualcomm Incorporated Adaptive rounding for loop filters
IL295013B2 (en) 2020-01-24 2026-04-01 Huawei Tech Co Ltd Encoder, decoder and matching methods for adaptive loop filtering
US11516514B2 (en) * 2020-03-27 2022-11-29 Tencent America LLC High level control for deblocking operations
CN113824956B (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、设备及机器可读存储介质
CN117178550A (zh) * 2021-03-30 2023-12-05 瑞典爱立信有限公司 组合环路滤波
US20230085391A1 (en) * 2021-09-13 2023-03-16 Apple Inc. Systems and Methods for Luma or Chroma Statistics Collection
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
WO2024119191A1 (en) * 2022-12-03 2024-06-06 Beijing Dajia Internet Information Technology Co., Ltd. Methods and devices for adaptive loop filtering and cross-component adaptive loop filter
WO2024094071A1 (en) * 2022-11-01 2024-05-10 Douyin Vision Co., Ltd. Using side information for adaptive loop filter in video coding
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
WO2026008042A1 (en) * 2024-07-05 2026-01-08 Mediatek Inc. Method and apparatus of fixed filter set selection of adaptive loop filter in video coding

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8811484B2 (en) 2008-07-07 2014-08-19 Qualcomm Incorporated Video encoding by filter selection
US8548041B2 (en) * 2008-09-25 2013-10-01 Mediatek Inc. Adaptive filter
JP2011151431A (ja) * 2009-12-25 2011-08-04 Sony Corp 画像処理装置および方法
JP5436695B2 (ja) * 2010-01-14 2014-03-05 ドルビー ラボラトリーズ ライセンシング コーポレイション ビデオ適応フィルタリングのための方法、システム、ビデオエンコーダ、ビデオデコーダ、コンピュータ装置、集積回路（ｉｃ）装置、及びコンピュータ読取可能な記録媒体
US9094658B2 (en) * 2010-05-10 2015-07-28 Mediatek Inc. Method and apparatus of adaptive loop filtering
US20120039383A1 (en) * 2010-08-12 2012-02-16 Mediatek Inc. Coding unit synchronous adaptive loop filter flags
US9819966B2 (en) 2010-09-01 2017-11-14 Qualcomm Incorporated Filter description signaling for multi-filter adaptive filtering
US9813738B2 (en) * 2010-10-05 2017-11-07 Hfi Innovation Inc. Method and apparatus of adaptive loop filtering
US9681132B2 (en) * 2010-11-24 2017-06-13 Thomson Licensing Dtv Methods and apparatus for adaptive loop filtering in video encoders and decoders
US9445126B2 (en) 2011-01-05 2016-09-13 Qualcomm Incorporated Video filtering using a combination of one-dimensional switched filter and one-dimensional adaptive filter
US20120177104A1 (en) * 2011-01-12 2012-07-12 Madhukar Budagavi Reduced Complexity Adaptive Loop Filter (ALF) for Video Coding
US8964853B2 (en) 2011-02-23 2015-02-24 Qualcomm Incorporated Multi-metric filtering
WO2012142966A1 (en) * 2011-04-21 2012-10-26 Mediatek Inc. Method and apparatus for improved in-loop filtering
US20120294353A1 (en) 2011-05-16 2012-11-22 Mediatek Inc. Apparatus and Method of Sample Adaptive Offset for Luma and Chroma Components
US9277228B2 (en) * 2011-07-18 2016-03-01 Qualcomm Incorporated Adaptation parameter sets for video coding
US9485521B2 (en) * 2011-09-19 2016-11-01 Lg Electronics Inc. Encoding and decoding image using sample adaptive offset with start band indicator
US9357235B2 (en) 2011-10-13 2016-05-31 Qualcomm Incorporated Sample adaptive offset merged with adaptive loop filter in video coding
US20130114694A1 (en) * 2011-11-08 2013-05-09 Qualcomm Incorporated Parameter set groups for coded video data
WO2013113997A1 (en) * 2012-02-01 2013-08-08 Nokia Corporation Method and apparatus for video coding
US9596463B2 (en) * 2012-02-22 2017-03-14 Qualcomm Incorporated Coding of loop filter parameters using a codebook in video coding
US10057574B2 (en) * 2015-02-11 2018-08-21 Qualcomm Incorporated Coding tree unit (CTU) level adaptive loop filter (ALF)
EP3453174B1 (en) 2016-05-06 2024-11-27 InterDigital Madison Patent Holdings, SAS Method and system for decoder-side intra mode derivation for block-based video coding
US10419755B2 (en) * 2016-05-16 2019-09-17 Qualcomm Incorporated Confusion of multiple filters in adaptive loop filtering in video coding
WO2018122092A1 (en) 2016-12-30 2018-07-05 Telefonaktiebolaget Lm Ericsson (Publ) Methods, apparatus, and computer programs for decoding media
US10506230B2 (en) 2017-01-04 2019-12-10 Qualcomm Incorporated Modified adaptive loop filter temporal prediction for temporal scalability support
ES3062819T3 (en) * 2017-10-06 2026-04-14 Panasonic Ip Corp America Encoding device
US11284075B2 (en) 2018-09-12 2022-03-22 Qualcomm Incorporated Prediction of adaptive loop filter parameters with reduced memory consumption for video coding

Also Published As

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

Similar Documents

Publication Publication Date Title
PL3804337T3 (pl) Projekt i sygnalizowanie bazującego na blokach adaptacyjnego filtra pętlowego (alf)
IL285638A (en) Boundary handling for adaptive loop filtering
GB2580190B (en) Adaptive loop filter using a nonlinear function
EP4059215C0 (en) CROSS-COMPONENT ADAPTIVE LOOP FILTERING IN VIDEO CODING
PL3959891T3 (pl) Sygnalizacja wskaźnika zestawu adaptacyjnych filtrów pętlowych
EP3979746C0 (en) MULTI-LINK NETWORK COORDINATION
GB201903584D0 (en) An adaptive loop filter
EP3841901A4 (en) UNDERWEAR GARMENT
DK3820416T3 (da) Stomiposefilter
EP3632522C0 (en) WATER FILTER ASSEMBLY
EP3970372A4 (en) ADAPTIVE FILTER STRENGTH SIGNALING FOR GEOMETRIC SEPARATION MODE
EP4003515A4 (en) Klf induced cardiomyogenesis
EP3880138A4 (en) Eye mask
IL281704A (en) Liquid filtration system
GB2575985B (en) A filtering mask assembly
IL291669A (en) Filter flags for subpicture deblocking
EP3833084A4 (en) CONFIGURATION OF AN OPENFLOW INSTANCE
EP3881378A4 (en) REGENERATING AN ALKALINE ELECTROLYTE
ES1266784Y (es) Filtro
PL3900836T3 (pl) Filtr magnetyczny
DK3768942T3 (da) Filtreringsbeholder
EP4078952A4 (en) Low complexity image filter
IT201800003030A1 (it) Filtro autopulente
GB2584561B (en) Respiration from a photoplethysmorgram (PPG) using fixed and adaptive filtering
EP4074034A4 (en) Adaptive loop filtering