WO2012011744A3 - 디블록킹 필터링 방법 및 장치 및 이를 이용한 부호화 및 복호화 방법과 장치 - Google Patents

디블록킹 필터링 방법 및 장치 및 이를 이용한 부호화 및 복호화 방법과 장치 Download PDF

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Publication number
WO2012011744A3
WO2012011744A3 PCT/KR2011/005359 KR2011005359W WO2012011744A3 WO 2012011744 A3 WO2012011744 A3 WO 2012011744A3 KR 2011005359 W KR2011005359 W KR 2011005359W WO 2012011744 A3 WO2012011744 A3 WO 2012011744A3
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WO
WIPO (PCT)
Prior art keywords
block
prediction
deblocking
decoding
filtering
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Application number
PCT/KR2011/005359
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English (en)
French (fr)
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WO2012011744A2 (ko
Inventor
송진한
임정연
전병우
문주희
이영렬
김해광
한종기
양정엽
Original Assignee
에스케이텔레콤 주식회사
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
Priority claimed from KR1020110022666A external-priority patent/KR20120010097A/ko
Application filed by 에스케이텔레콤 주식회사 filed Critical 에스케이텔레콤 주식회사
Priority to US13/811,596 priority Critical patent/US9872019B2/en
Priority to CN201180045227.2A priority patent/CN103119937B/zh
Publication of WO2012011744A2 publication Critical patent/WO2012011744A2/ko
Publication of WO2012011744A3 publication Critical patent/WO2012011744A3/ko
Priority to US15/833,256 priority patent/US10327011B2/en

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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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N19/117—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
    • H04N19/124—Quantisation
    • 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
    • H04N19/85—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

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

Abstract

본 발명은 디블록킹 필터링 방법 및 장치 및 이를 이용한 부호화 및 복호화 방법과 장치에 관한 것으로, 인트라 예측(Intra Prediction) 또는 인터 예측(Inter Prediction)에 의해 현재블록에 대한 예측블록을 생성하는 예측부; 상기 현재블록과 상기 예측블록을 이용하여 생성한 잔여블록을 변환 및 양자화하는 잉여데이터 부호화부; 변환 및 양자화된 상기 잔여블록을 역양자화 및 역변환함으로써 상기 잔여블록을 복호화하는 잉여데이터 복호화부; 및 복호화된 상기 잔여블록과 상기 예측블록을 이용하여 복원한 복원블록 및 상기 복원블록에 인접한 인접블록의 인터 예측정보 및 인트라 예측정보에 근거하여 디블록킹 필터링을 수행하는 디블록킹 필터부를 포함하며, 상기 인트라 예측정보는 인트라 예측블록의 크기 및 인트라 예측모드 중 적어도 하나를 포함하는 것을 특징으로 한다.
PCT/KR2011/005359 2010-07-20 2011-07-20 디블록킹 필터링 방법 및 장치 및 이를 이용한 부호화 및 복호화 방법과 장치 WO2012011744A2 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US13/811,596 US9872019B2 (en) 2010-07-20 2011-07-20 Method and device for deblocking-filtering, and method and device for encoding and decoding using same
CN201180045227.2A CN103119937B (zh) 2010-07-20 2011-07-20 用于解块滤波的方法和装置以及利用该方法和装置进行编码和解码的方法和装置
US15/833,256 US10327011B2 (en) 2010-07-20 2017-12-06 Method and device for deblocking-filtering, and method and device for encoding and decoding using same

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
KR20100070180 2010-07-20
KR10-2010-0070180 2010-07-20
KR1020110022666A KR20120010097A (ko) 2010-07-20 2011-03-15 디블록킹 필터링 방법 및 장치 및 이를 이용한 부호화 및 복호화 방법과 장치
KR10-2011-0022666 2011-03-15
KR10-2011-0072071 2011-07-20
KR1020110072071A KR101826353B1 (ko) 2010-07-20 2011-07-20 디블록킹 필터링 방법 및 장치 및 이를 이용한 부호화 및 복호화 방법과 장치

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US13/811,596 A-371-Of-International US9872019B2 (en) 2010-07-20 2011-07-20 Method and device for deblocking-filtering, and method and device for encoding and decoding using same
US15/833,256 Continuation US10327011B2 (en) 2010-07-20 2017-12-06 Method and device for deblocking-filtering, and method and device for encoding and decoding using same

Publications (2)

Publication Number Publication Date
WO2012011744A2 WO2012011744A2 (ko) 2012-01-26
WO2012011744A3 true WO2012011744A3 (ko) 2012-05-18

Family

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Application Number Title Priority Date Filing Date
PCT/KR2011/005359 WO2012011744A2 (ko) 2010-07-20 2011-07-20 디블록킹 필터링 방법 및 장치 및 이를 이용한 부호화 및 복호화 방법과 장치

Country Status (2)

Country Link
KR (1) KR101826353B1 (ko)
WO (1) WO2012011744A2 (ko)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20140053448A (ko) * 2012-10-25 2014-05-08 에스케이텔레콤 주식회사 스테레오스코픽 비디오에서 제1영상에 대한 부호화정보로부터 제2영상을 디블록킹 필터링하는 방법 및 장치
US10448015B2 (en) 2015-06-16 2019-10-15 Lg Electronics Inc. Method and device for performing adaptive filtering according to block boundary
WO2017069591A1 (ko) * 2015-10-23 2017-04-27 엘지전자 주식회사 영상 코딩 시스템에서 영상 필터링 방법 및 장치
KR102269036B1 (ko) * 2018-01-08 2021-06-24 삼성전자주식회사 부호화 방법 및 그 장치, 복호화 방법 및 그 장치
EP3833030A4 (en) * 2018-07-30 2022-06-22 Samsung Electronics Co., Ltd. IMAGE CODING METHOD AND APPARATUS, AND IMAGE DECODING METHOD AND APPARATUS
WO2020073969A1 (en) * 2018-10-10 2020-04-16 Huawei Technologies Co., Ltd. An image processing device and method for performing deblocking
US11470329B2 (en) * 2018-12-26 2022-10-11 Tencent America LLC Method and apparatus for video coding

Citations (3)

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KR20080056083A (ko) * 2006-12-15 2008-06-20 경희대학교 산학협력단 경계 필터링 강도의 결정 방법 및 이를 이용한 디블록킹필터링 방법과 장치
KR20090095014A (ko) * 2008-03-04 2009-09-09 삼성전자주식회사 필터링된 예측 블록을 이용한 영상 부호화, 복호화 방법 및장치
KR20100045007A (ko) * 2008-10-23 2010-05-03 에스케이 텔레콤주식회사 동영상 부호화/복호화 장치, 이를 위한 인트라 예측 방향에기반한 디블록킹 필터링 장치 및 필터링 방법, 및 기록 매체

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US8467459B2 (en) 2004-10-13 2013-06-18 Thomson Licensing Method and apparatus for complexity scalable video encoding and decoding

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KR20080056083A (ko) * 2006-12-15 2008-06-20 경희대학교 산학협력단 경계 필터링 강도의 결정 방법 및 이를 이용한 디블록킹필터링 방법과 장치
KR20090095014A (ko) * 2008-03-04 2009-09-09 삼성전자주식회사 필터링된 예측 블록을 이용한 영상 부호화, 복호화 방법 및장치
KR20100045007A (ko) * 2008-10-23 2010-05-03 에스케이 텔레콤주식회사 동영상 부호화/복호화 장치, 이를 위한 인트라 예측 방향에기반한 디블록킹 필터링 장치 및 필터링 방법, 및 기록 매체

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Publication number Publication date
WO2012011744A2 (ko) 2012-01-26
KR20120010177A (ko) 2012-02-02
KR101826353B1 (ko) 2018-02-09

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