MX2021010704A - Metodo y aparato de codificacion/decodificacion de imagenes. - Google Patents

Metodo y aparato de codificacion/decodificacion de imagenes.

Info

Publication number
MX2021010704A
MX2021010704A MX2021010704A MX2021010704A MX2021010704A MX 2021010704 A MX2021010704 A MX 2021010704A MX 2021010704 A MX2021010704 A MX 2021010704A MX 2021010704 A MX2021010704 A MX 2021010704A MX 2021010704 A MX2021010704 A MX 2021010704A
Authority
MX
Mexico
Prior art keywords
decoding method
image encoding
basis
current picture
block boundary
Prior art date
Application number
MX2021010704A
Other languages
English (en)
Inventor
Yong Jo Ahn
Original Assignee
Digital Insights 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 Digital Insights Inc filed Critical Digital Insights Inc
Publication of MX2021010704A publication Critical patent/MX2021010704A/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
    • H04N19/10—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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection 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
    • 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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

Un método y aparato de codificación/decodificación de imágenes de acuerdo con la presente invención puede: reconstruir un cuadro actual con base en al menos una de la predicción intra y la predicción inter; especificar un límite de bloque, al cual se aplica un filtro de desbloqueo, en el cuadro actual reconstruido; y aplicar un filtro de desbloqueo al límite de bloque con base en un tipo de filtro predefinido en un aparato de codificación.
MX2021010704A 2019-03-07 2020-03-09 Metodo y aparato de codificacion/decodificacion de imagenes. MX2021010704A (es)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20190026468 2019-03-07
KR20190029186 2019-03-14
KR20190032404 2019-03-21
PCT/KR2020/003228 WO2020180166A1 (ko) 2019-03-07 2020-03-09 영상 부호화/복호화 방법 및 장치

Publications (1)

Publication Number Publication Date
MX2021010704A true MX2021010704A (es) 2021-12-10

Family

ID=72338041

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2021010704A MX2021010704A (es) 2019-03-07 2020-03-09 Metodo y aparato de codificacion/decodificacion de imagenes.

Country Status (6)

Country Link
US (1) US11363265B2 (es)
KR (1) KR20210127709A (es)
CN (1) CN113545041A (es)
CA (1) CA3132582A1 (es)
MX (1) MX2021010704A (es)
WO (1) WO2020180166A1 (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3068557A1 (fr) * 2017-07-05 2019-01-04 Orange Procede de codage et decodage d'images,dispositif de codage et decodage et programmes d'ordinateur correspondants
WO2020197290A1 (ko) * 2019-03-26 2020-10-01 인텔렉추얼디스커버리 주식회사 영상 부호화/복호화 방법 및 장치
JP7460664B2 (ja) * 2019-06-19 2024-04-02 エルジー エレクトロニクス インコーポレイティド 決定された予測モードを適用して予測サンプルを生成する映像デコーディング方法及びその装置
CA3150263A1 (en) * 2019-09-06 2021-03-11 Kenneth Andersson DEBLOCKING FILTER SELECTION FOR VIDEO OR IMAGE ENCODING
US11917144B2 (en) * 2021-09-29 2024-02-27 Mediatek Inc. Efficient in-loop filtering for video coding

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CN105392005A (zh) * 2006-11-08 2016-03-09 汤姆逊许可证公司 用于环内去伪影滤波的方法和设备
US8867605B2 (en) * 2008-10-14 2014-10-21 Nvidia Corporation Second deblocker in a decoding pipeline
US8724694B2 (en) * 2008-10-14 2014-05-13 Nvidia Corporation On-the spot deblocker in a decoding pipeline
US8861586B2 (en) * 2008-10-14 2014-10-14 Nvidia Corporation Adaptive deblocking in a decoding pipeline
JP6023044B2 (ja) * 2010-05-14 2016-11-09 トムソン ライセンシングＴｈｏｍｓｏｎ Ｌｉｃｅｎｓｉｎｇ 複数のグループに割り当てられた画素を有するブロックをイントラ符号化する方法および装置
EP3582496B1 (en) * 2010-12-07 2021-10-27 Sony Group Corporation Image processing device and image processing method
CN106454359B (zh) * 2010-12-07 2020-05-19 索尼公司 图像处理设备和图像处理方法
US20130101027A1 (en) * 2011-06-20 2013-04-25 Matthias Narroschke Deblocking control by individual quantization parameters
WO2013064548A2 (en) * 2011-11-03 2013-05-10 Panasonic Corporation Quantization parameter for blocks coded in the pcm mode
TWI678103B (zh) * 2011-11-03 2019-11-21 美商太陽專利信託 用於解區塊之有效修整技術(三)
US9420280B2 (en) * 2012-06-08 2016-08-16 Qualcomm Incorporated Adaptive upsampling filters
EP2920962A4 (en) * 2012-11-13 2016-07-20 Intel Corp ADAPTIVE TRANSFORMATION ENCODING OF CONTENT FOR NEXT GENERATION VIDEO
US10212387B2 (en) * 2013-03-28 2019-02-19 Irdeto B.V. Processing digital content
KR102294016B1 (ko) * 2014-12-05 2021-08-25 성균관대학교산학협력단 변환생략을 참조하는 디블록킹 필터링을 이용한 영상의 부호화/복호화 방법 및 이를 이용하는 장치
KR102492286B1 (ko) * 2016-11-24 2023-01-27 한국전자통신연구원 스케일러블 비디오를 처리하기 위한 방법 및 장치
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US11197032B2 (en) * 2018-11-08 2021-12-07 Telefonaktiebolaget Lm Ericsson (Publ) Asymmetric deblocking in a video encoder and/or video decoder

Also Published As

Publication number Publication date
WO2020180166A1 (ko) 2020-09-10
CA3132582A1 (en) 2020-09-10
KR20210127709A (ko) 2021-10-22
US11363265B2 (en) 2022-06-14
CN113545041A (zh) 2021-10-22
US20220360776A1 (en) 2022-11-10
US20210321096A1 (en) 2021-10-14

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