MX2022005989A - Dispositivo de codificacion de imagenes y metodo para controlar el filtrado en bucle. - Google Patents

Dispositivo de codificacion de imagenes y metodo para controlar el filtrado en bucle.

Info

Publication number
MX2022005989A
MX2022005989A MX2022005989A MX2022005989A MX2022005989A MX 2022005989 A MX2022005989 A MX 2022005989A MX 2022005989 A MX2022005989 A MX 2022005989A MX 2022005989 A MX2022005989 A MX 2022005989A MX 2022005989 A MX2022005989 A MX 2022005989A
Authority
MX
Mexico
Prior art keywords
loop filtering
coding device
image coding
controlling loop
signaled
Prior art date
Application number
MX2022005989A
Other languages
English (en)
Inventor
Seunghwan Kim
Seethal Paluri
Hendry Hendry
Original Assignee
Lg Electronics Inc
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 Lg Electronics Inc filed Critical Lg Electronics Inc
Publication of MX2022005989A publication Critical patent/MX2022005989A/es

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
    • H04N19/80—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
    • H04N19/10—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
    • 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
    • H04N19/102—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
    • H04N19/136—Incoming video signal characteristics or properties
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • 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
    • H04N19/167—Position within a video image, e.g. region of interest [ROI]
    • 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
    • H04N19/176—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
    • H04N19/70—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

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)

Abstract

De acuerdo con las modalidades del presente documento, la información necesaria para controlar el filtrado en bucle llevado a cabo a través de límites virtuales puede señalizarse eficientemente mediante un dispositivo de codificación. En un ejemplo, se puede señalizar información relacionada con si el filtrado en bucle está disponible a través de límites virtuales.
MX2022005989A 2019-11-18 2020-11-17 Dispositivo de codificacion de imagenes y metodo para controlar el filtrado en bucle. MX2022005989A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962937234P 2019-11-18 2019-11-18
PCT/KR2020/016137 WO2021101200A1 (ko) 2019-11-18 2020-11-17 루프 필터링을 제어하기 위한 영상 코딩 장치 및 방법

Publications (1)

Publication Number Publication Date
MX2022005989A true MX2022005989A (es) 2022-09-07

Family

ID=75980907

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2022005989A MX2022005989A (es) 2019-11-18 2020-11-17 Dispositivo de codificacion de imagenes y metodo para controlar el filtrado en bucle.

Country Status (8)

Country Link
US (1) US20220417564A1 (es)
EP (1) EP4064708A4 (es)
JP (2) JP7392144B2 (es)
KR (1) KR20220082059A (es)
CN (1) CN115023954A (es)
BR (1) BR112022009619A2 (es)
MX (1) MX2022005989A (es)
WO (1) WO2021101200A1 (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20220082058A (ko) * 2019-11-18 2022-06-16 엘지전자 주식회사 루프 필터링을 제어하는 영상 코딩 장치 및 방법
AU2020388338B2 (en) * 2019-11-18 2024-04-11 Lg Electronics Inc. Image coding apparatus and method based on signaling of information for filtering
JP7457143B2 (ja) 2020-02-14 2024-03-27 北京字節跳動網絡技術有限公司 映像ビットストリームにおける一般的な制約フラグの使用

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012152174A1 (en) * 2011-05-10 2012-11-15 Mediatek Inc. Method and apparatus for reduction of in-loop filter buffer
US8983218B2 (en) * 2012-04-11 2015-03-17 Texas Instruments Incorporated Virtual boundary processing simplification for adaptive loop filtering (ALF) in video coding
JP6824034B2 (ja) * 2014-03-31 2021-02-03 ソニー株式会社 画像復号装置および方法
KR101809630B1 (ko) * 2015-06-11 2017-12-15 인텔렉추얼디스커버리 주식회사 적응적인 디블록킹 필터링에 관한 부호화/복호화 방법 및 장치
US20170272758A1 (en) * 2016-03-16 2017-09-21 Mediatek Inc. Video encoding method and apparatus using independent partition coding and associated video decoding method and apparatus
JP2018107500A (ja) * 2016-12-22 2018-07-05 キヤノン株式会社 符号化装置、符号化方法及びプログラム、復号装置、復号方法及びプログラム
TWI792578B (zh) 2018-07-09 2023-02-11 弗勞恩霍夫爾協會 用於經編碼圖像多樣化空間劃分之編碼器、解碼器、編碼方法及解碼方法
EP3970366A4 (en) 2019-06-14 2023-03-29 Beijing Bytedance Network Technology Co., Ltd. HANDLING VIDEO UNIT LIMITS AND VIRTUAL LIMITS
US11070848B2 (en) 2019-06-24 2021-07-20 Tencent America LLC Method for efficient signaling of virtual boundary for loop filtering control

Also Published As

Publication number Publication date
US20220417564A1 (en) 2022-12-29
BR112022009619A2 (pt) 2022-08-02
EP4064708A1 (en) 2022-09-28
JP2023502131A (ja) 2023-01-20
WO2021101200A1 (ko) 2021-05-27
CN115023954A (zh) 2022-09-06
JP2024009121A (ja) 2024-01-19
JP7392144B2 (ja) 2023-12-05
EP4064708A4 (en) 2023-11-22
KR20220082059A (ko) 2022-06-16

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