PL3949412T3 - Bazujący na blokach adaptacyjny filtr pętlowy (alf) o zbiorze parametrów adaptacyjnych (aps) w kodowaniu wideo - Google Patents

Bazujący na blokach adaptacyjny filtr pętlowy (alf) o zbiorze parametrów adaptacyjnych (aps) w kodowaniu wideo

Info

Publication number
PL3949412T3
PL3949412T3 PL20720572.5T PL20720572T PL3949412T3 PL 3949412 T3 PL3949412 T3 PL 3949412T3 PL 20720572 T PL20720572 T PL 20720572T PL 3949412 T3 PL3949412 T3 PL 3949412T3
Authority
PL
Poland
Prior art keywords
alf
aps
block
parameter set
video coding
Prior art date
Application number
PL20720572.5T
Other languages
English (en)
Polish (pl)
Inventor
Nan HU
Vadim Seregin
Marta Karczewicz
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 PL3949412T3 publication Critical patent/PL3949412T3/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
    • H04N19/169—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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/31—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the temporal domain
    • 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • H04N19/426—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements using memory downsizing methods
    • 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
    • H04N19/50—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
PL20720572.5T 2019-03-26 2020-03-19 Bazujący na blokach adaptacyjny filtr pętlowy (alf) o zbiorze parametrów adaptacyjnych (aps) w kodowaniu wideo PL3949412T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962824259P 2019-03-26 2019-03-26
US16/822,990 US11683487B2 (en) 2019-03-26 2020-03-18 Block-based adaptive loop filter (ALF) with adaptive parameter set (APS) in video coding
PCT/US2020/023655 WO2020197937A1 (en) 2019-03-26 2020-03-19 Block-based adaptive loop filter (alf) with adaptive parameter set (aps) in video coding

Publications (1)

Publication Number Publication Date
PL3949412T3 true PL3949412T3 (pl) 2026-02-09

Family

ID=72605357

Family Applications (1)

Application Number Title Priority Date Filing Date
PL20720572.5T PL3949412T3 (pl) 2019-03-26 2020-03-19 Bazujący na blokach adaptacyjny filtr pętlowy (alf) o zbiorze parametrów adaptacyjnych (aps) w kodowaniu wideo

Country Status (11)

Country Link
US (1) US11683487B2 (enExample)
EP (1) EP3949412B1 (enExample)
JP (1) JP7423653B2 (enExample)
KR (1) KR20210135251A (enExample)
CN (1) CN113615189B (enExample)
BR (1) BR112021018144A2 (enExample)
ES (1) ES3053322T3 (enExample)
PL (1) PL3949412T3 (enExample)
SG (1) SG11202109048SA (enExample)
TW (1) TWI859207B (enExample)
WO (1) WO2020197937A1 (enExample)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106941608B (zh) * 2011-06-30 2021-01-15 三菱电机株式会社 图像编码装置及方法、图像解码装置及方法
KR20240058982A (ko) * 2019-02-27 2024-05-03 후아웨이 테크놀러지 컴퍼니 리미티드 인코더, 디코더 및 대응하는 방법
US11546587B2 (en) * 2019-04-11 2023-01-03 Mediatek Inc. Adaptive loop filter with adaptive parameter set
TWI896545B (zh) * 2019-06-20 2025-09-11 日商索尼股份有限公司 影像處理裝置及影像處理方法
JP7739255B2 (ja) * 2019-07-08 2025-09-16 ヴォイスエイジ・コーポレーション オーディオストリーム内のメタデータのコーディングのためならびに柔軟なオブジェクト内およびオブジェクト間のビットレートの適応のための方法およびシステム
CN115152226A (zh) * 2020-03-26 2022-10-04 交互数字Vc控股法国公司 视频编码中的信令编码参数
CN115606184B (zh) 2020-04-01 2026-01-30 抖音视界有限公司 对量化参数增量的信令通知的控制
CN115699742A (zh) 2020-04-07 2023-02-03 抖音视界有限公司 子图片相关的语法元素的信令通知和推断
WO2021204233A1 (en) * 2020-04-09 2021-10-14 Beijing Bytedance Network Technology Co., Ltd. Constraints on adaptation parameter set based on color format
WO2021204251A1 (en) 2020-04-10 2021-10-14 Beijing Bytedance Network Technology Co., Ltd. Use of header syntax elements and adaptation parameter set
CN115868159A (zh) 2020-04-17 2023-03-28 抖音视界有限公司 自适应参数集单元的存在
CN115552802B (zh) 2020-04-26 2025-05-16 字节跳动有限公司 加权预测信息的条件信令通知
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
US11863742B2 (en) 2020-12-03 2024-01-02 Alibaba Group Holding Limited Method for using adaptive loop filter and system thereof
US11743507B2 (en) * 2020-12-16 2023-08-29 Tencent America LLC Method and apparatus for video filtering
US12439095B2 (en) * 2021-04-16 2025-10-07 Tencent America LLC Entropy coding of sign map for transform coefficients
US12309433B2 (en) * 2021-05-20 2025-05-20 Lemon Inc. On padding methods for neural network-based in-loop filter
EP4281926A4 (en) 2021-07-13 2024-07-17 Samsung Electronics Co., Ltd. SYSTEM AND METHOD FOR RENDERING DIFFERENTIAL VIDEO ON GRAPHIC DISPLAYS
US12348789B1 (en) * 2021-07-22 2025-07-01 Meta Platforms, Inc. Optimization of constrained directional enhancement filtering (CDEF)
US12160562B2 (en) * 2021-09-15 2024-12-03 Tencent America LLC On propagating intra prediction mode information of IBC block by using block vector
US11838557B2 (en) * 2021-11-17 2023-12-05 Mediatek Inc. Methods and apparatuses of ALF derivation in video encoding system
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
EP4559183A1 (en) * 2022-07-20 2025-05-28 Mediatek Inc. Adaptive loop filter with adaptive filter strength
CN120380765A (zh) * 2022-12-02 2025-07-25 联发科技股份有限公司 方法和装置用于适应性环路滤波（alf）与固定滤波器用于视频编解码
CN120731601A (zh) * 2023-02-16 2025-09-30 抖音视界有限公司 视频编解码中经多个自适应环路滤波器处理的重建
WO2025149075A1 (en) * 2024-01-11 2025-07-17 Douyin Vision Co., Ltd. Line buffer for in-loop filter in video coding
US20250392710A1 (en) * 2024-06-20 2025-12-25 Qualcomm Incorporated Temporal scalability for adaptive loop filter scaling factors for video coding
WO2026016999A1 (en) * 2024-07-15 2026-01-22 Douyin Vision Co., Ltd. Parameter and control information reusing for loop-filters in video coding
WO2026080199A1 (en) * 2024-10-11 2026-04-16 Qualcomm Incorporated Adaptive loop filter joint optimization for video coding

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080178219A1 (en) * 2007-01-23 2008-07-24 At&T Knowledge Ventures, Lp System and method for providing video content
US9001883B2 (en) 2011-02-16 2015-04-07 Mediatek Inc Method and apparatus for slice common information sharing
US9807403B2 (en) * 2011-10-21 2017-10-31 Qualcomm Incorporated Adaptive loop filtering for chroma components
CN103096047B (zh) * 2011-11-01 2018-06-19 中兴通讯股份有限公司 一种分片层参数集解码及编码方法和装置
US9538200B2 (en) 2012-01-19 2017-01-03 Qualcomm Incorporated Signaling of deblocking filter parameters in video coding
TWI524739B (zh) * 2012-02-10 2016-03-01 美國博通公司 根據視頻編碼的採樣點自適應偏移（sao）
WO2013144144A1 (en) * 2012-03-30 2013-10-03 Panasonic Corporation Syntax and semantics for adaptive loop filter and sample adaptive offset
US9386307B2 (en) * 2012-06-14 2016-07-05 Qualcomm Incorporated Grouping of bypass-coded bins for SAO syntax elements
US20130343465A1 (en) 2012-06-26 2013-12-26 Qualcomm Incorporated Header parameter sets for video coding
AU2013285333A1 (en) 2012-07-02 2015-02-05 Nokia Technologies Oy Method and apparatus for video coding
US10506230B2 (en) * 2017-01-04 2019-12-10 Qualcomm Incorporated Modified adaptive loop filter temporal prediction for temporal scalability support
US11451773B2 (en) 2018-06-01 2022-09-20 Qualcomm Incorporated Block-based adaptive loop filter (ALF) design and signaling
US11284075B2 (en) 2018-09-12 2022-03-22 Qualcomm Incorporated Prediction of adaptive loop filter parameters with reduced memory consumption for video coding
GB201902829D0 (en) * 2019-03-01 2019-04-17 Canon Kk Method and apparatus for encoding and decoding a video bitsream for merging regions of interest
CN117956148A (zh) * 2019-03-08 2024-04-30 佳能株式会社 自适应环路滤波器
US11159791B2 (en) * 2019-03-16 2021-10-26 Mediatek Inc. Method and apparatus for signaling adaptive loop filter parameters in video coding

Also Published As

Publication number Publication date
EP3949412A1 (en) 2022-02-09
US11683487B2 (en) 2023-06-20
US20200314424A1 (en) 2020-10-01
WO2020197937A1 (en) 2020-10-01
TW202044831A (zh) 2020-12-01
SG11202109048SA (en) 2021-10-28
JP7423653B2 (ja) 2024-01-29
CN113615189A (zh) 2021-11-05
BR112021018144A2 (pt) 2021-11-16
EP3949412C0 (en) 2025-10-29
TWI859207B (zh) 2024-10-21
KR20210135251A (ko) 2021-11-12
CN113615189B (zh) 2025-02-14
EP3949412B1 (en) 2025-10-29
ES3053322T3 (en) 2026-01-21
JP2022525470A (ja) 2022-05-16

Similar Documents

Publication Publication Date Title
SG11202109048SA (en) Block-based adaptive loop filter (alf) with adaptive parameter set (aps) in video coding
IL294258B2 (en) Cross-component adaptive loop filtering and video coding
SG11202111683VA (en) Multiple adaptive loop filter sets for video coding
EP4059215C0 (en) CROSS-COMPONENT ADAPTIVE LOOP FILTERING IN VIDEO CODING
EP3925215A4 (en) ADAPTABLE MULTIPARAMETER LOOP FILTERING IN VIDEO PROCESSING
SG11202003927TA (en) Methods for simplifying adaptive loop filter in video coding
SG11202109325VA (en) Adaptation parameter set types in video coding
SG11202003555TA (en) Line buffer reduction for adaptive loop filtering in video coding
EP3928516A4 (en) ADAPTIVE LOOP FILTERING FOR VIDEO PROCESSING
PH12020551866A1 (en) Block-based adaptive loop filter (alf) design and signaling
EP3915252A4 (en) APPLICATION ASPECTS FOR INTRA BLOCK COPY IN VIDEO CODING
ZA202104693B (en) Image reshaping in video coding using rate distortion optimization
PL4014485T3 (pl) Dwuczęściowa sygnalizacja adaptacyjnych filtrów pętlowych w kodowaniu wideo
ZA202105238B (en) Buffer management for intra block copy in video coding
EP4022914A4 (en) METHOD AND APPARATUS FOR ADAPTIVE LOOP FILTERING AT PICTURE AND SUB-PICTURE BOUNDARY IN VIDEO CODING
EP4029273A4 (en) USING CHROMINANCE QUANTIFICATION PARAMETER IN VIDEO CODING
SG11202006301YA (en) Intra block copy for video coding
SG11202100647TA (en) Reference picture management in video coding
SG11202108952SA (en) Boundary handling for adaptive loop filtering
EP4014495A4 (en) CHROMINANCE QUANTIFICATION PARAMETER IN VIDEO CODING
IL287900A (en) Shear metrics coding for an adaptive loop filter in video coding
GB201903584D0 (en) An adaptive loop filter
PL3952313T3 (pl) Przekształcenie w kodowaniu obrazu opartym na predykcji wewnątrzramkowej
GB201919037D0 (en) An adaptive loop filter
IL280244A (en) Deblocking filter for video encoding and processing