WO2009104914A3 - 영상의 부호화, 복호화 방법 및 장치 - Google Patents

영상의 부호화, 복호화 방법 및 장치 Download PDF

Info

Publication number
WO2009104914A3
WO2009104914A3 PCT/KR2009/000798 KR2009000798W WO2009104914A3 WO 2009104914 A3 WO2009104914 A3 WO 2009104914A3 KR 2009000798 W KR2009000798 W KR 2009000798W WO 2009104914 A3 WO2009104914 A3 WO 2009104914A3
Authority
WO
WIPO (PCT)
Prior art keywords
image encoding
decoding
prediction block
compensated
block
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/KR2009/000798
Other languages
English (en)
French (fr)
Other versions
WO2009104914A2 (ko
Inventor
김덕연
이배근
이교혁
한우진
이상래
이재출
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of WO2009104914A2 publication Critical patent/WO2009104914A2/ko
Publication of WO2009104914A3 publication Critical patent/WO2009104914A3/ko
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • H04N19/50—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
    • H04N19/51—Motion estimation or motion compensation
    • 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
    • H04N19/134—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
    • H04N19/169—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
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)

Abstract

영상의 부호화 방법 및 장치, 그 복호화 방법 및 장치가 개시된다. 본 발명은 현재 블록의 예측 블록을 소정의 보상값을 이용하여 보상함으로써 보상된 예측 블록을 생성하고, 보상된 예측 블록과 입력 현재 블록의 차이인 레지듀얼값을 부호화하는 것에 특징이 있다.
PCT/KR2009/000798 2008-02-20 2009-02-19 영상의 부호화, 복호화 방법 및 장치 Ceased WO2009104914A2 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020080015452A KR20090090152A (ko) 2008-02-20 2008-02-20 영상의 부호화, 복호화 방법 및 장치
KR10-2008-0015452 2008-02-20

Publications (2)

Publication Number Publication Date
WO2009104914A2 WO2009104914A2 (ko) 2009-08-27
WO2009104914A3 true WO2009104914A3 (ko) 2009-11-05

Family

ID=40955082

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2009/000798 Ceased WO2009104914A2 (ko) 2008-02-20 2009-02-19 영상의 부호화, 복호화 방법 및 장치

Country Status (3)

Country Link
US (1) US20090207913A1 (ko)
KR (1) KR20090090152A (ko)
WO (1) WO2009104914A2 (ko)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101567974B1 (ko) * 2009-01-05 2015-11-10 에스케이 텔레콤주식회사 블록 모드 부호화/복호화 방법 및 장치와 그를 이용한 영상부호화/복호화 방법 및 장치
EP2394437B1 (en) * 2009-02-06 2015-04-08 Thomson Licensing Methods and apparatus for implicit and semi-implicit intra mode signaling for video encoders and decoders
FR2948845A1 (fr) * 2009-07-30 2011-02-04 Thomson Licensing Procede de decodage d'un flux representatif d'une sequence d'images et procede de codage d'une sequence d'images
WO2011080925A1 (ja) * 2009-12-28 2011-07-07 パナソニック株式会社 画像符号化装置および方法
KR101836981B1 (ko) * 2010-07-09 2018-03-09 한국전자통신연구원 템플릿 매칭을 이용한 영상 부호화 방법 및 장치, 그리고 복호화 방법 및 장치
KR101631774B1 (ko) * 2011-06-30 2016-06-24 텔레폰악티에볼라겟엘엠에릭슨(펍) 절대 또는 명확한 레퍼러스 픽처 시그널링
CN110312135B (zh) * 2019-06-18 2021-09-07 合肥安杰特光电科技有限公司 一种基于内容识别的微小颗粒图像压缩编码方法
CN110505472B (zh) * 2019-07-15 2021-01-15 武汉大学 一种h.265超高清视频质量评价方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20070075190A (ko) * 2006-01-12 2007-07-18 주식회사 휴맥스 매크로블록 기반의 조명 변화에 대한 적응적 움직임예측/보상 장치 및 방법
KR20070076356A (ko) * 2006-01-18 2007-07-24 엘지전자 주식회사 비디오 영상의 부호화/복호화 방법 및 장치
EP1827025A1 (en) * 2002-01-18 2007-08-29 Kabushiki Kaisha Toshiba Video encoding method and apparatus and video decoding method and apparatus
KR20070117424A (ko) * 2006-06-08 2007-12-12 경희대학교 산학협력단 콘트라스트 보정에 의한 이미지 정보 변이의 보상 방법 및이를 이용한 다시점 영상의 부호화/복호화 방법 및 장치

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4015934B2 (ja) * 2002-04-18 2007-11-28 株式会社東芝 動画像符号化方法及び装置
US8115804B2 (en) * 2006-01-12 2012-02-14 Lg Electronics Inc. Processing multiview video
US20100232507A1 (en) * 2006-03-22 2010-09-16 Suk-Hee Cho Method and apparatus for encoding and decoding the compensated illumination change

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1827025A1 (en) * 2002-01-18 2007-08-29 Kabushiki Kaisha Toshiba Video encoding method and apparatus and video decoding method and apparatus
KR20070075190A (ko) * 2006-01-12 2007-07-18 주식회사 휴맥스 매크로블록 기반의 조명 변화에 대한 적응적 움직임예측/보상 장치 및 방법
KR20070076356A (ko) * 2006-01-18 2007-07-24 엘지전자 주식회사 비디오 영상의 부호화/복호화 방법 및 장치
KR20070117424A (ko) * 2006-06-08 2007-12-12 경희대학교 산학협력단 콘트라스트 보정에 의한 이미지 정보 변이의 보상 방법 및이를 이용한 다시점 영상의 부호화/복호화 방법 및 장치

Also Published As

Publication number Publication date
KR20090090152A (ko) 2009-08-25
US20090207913A1 (en) 2009-08-20
WO2009104914A2 (ko) 2009-08-27

Similar Documents

Publication Publication Date Title
WO2009104914A3 (ko) 영상의 부호화, 복호화 방법 및 장치
WO2011016702A3 (ko) 영상의 부호화 방법 및 장치, 그 복호화 방법 및 장치
WO2011145819A3 (ko) 영상 부호화/복호화 장치 및 방법
AU2012285315B2 (en) Image coding method, image decoding method, image coding apparatus, image decoding apparatus, and image coding and decoding apparatus
WO2009110741A3 (en) Method and apparatus for encoding and decoding image by using filtered prediction block
WO2009120040A3 (en) A method and an apparatus for encoding or decoding a video signal
TW200727709A (en) Multilayer-based video encoding/decoding method and video encoder/decoder using smoothing prediction
WO2012161444A3 (ko) 화면 내 예측 방법 및 장치
WO2011126309A3 (ko) 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치
PH12015501080B1 (en) Method and apparatus for encoding video by using deblocking filtering, and method and apparatus for decoding video by using deblocking filtering
WO2009113787A3 (en) A method and an apparatus for encoding or decoding a video signal
WO2009136743A3 (ko) 비디오 신호의 디코딩 방법 및 장치
WO2013002587A3 (ko) 적응적인 양자화 파라미터 차분값을 이용한 영상의 부호화 및 복호화 방법과 장치
WO2011021839A3 (en) Method and apparatus for encoding video, and method and apparatus for decoding video
WO2011021838A3 (en) Method and apparatus for encoding video, and method and apparatus for decoding video
WO2010002214A3 (ko) 영상의 부호화 방법 및 장치, 그 복호화 방법 및 장치
WO2012023806A3 (ko) 영상 부호화 방법 및 장치, 그리고 복호화 방법 및 장치
WO2011099792A3 (ko) 비디오 신호의 처리 방법 및 장치
WO2011126272A3 (en) Method and apparatus for encoding video by using dynamic-range transformation, and method and apparatus for decoding video by using dynamic-range transformation
WO2012057583A3 (ko) 영상 정보 부호화 방법 및 복호화 방법
WO2012033344A3 (ko) 효과적인 화면내 예측모드 집합 선택을 이용한 영상 부호화/복호화 방법 및 장치
WO2012077959A3 (ko) 노이즈성분을 위한 공간영역에서의 영상 부호화/복호화 방법 및 장치
WO2012081917A3 (ko) 움직임정보 병합을 이용한 부호움직임정보생성/움직임정보복원 방법 및 장치와 그를 이용한 영상 부호화/복호화 방법 및 장치
WO2009110720A3 (ko) 영상의 부호화, 복호화 방법 및 장치
WO2009104925A3 (ko) 영상 복구를 이용한 인터 예측 부호화, 복호화 방법 및 장치

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 09712919

Country of ref document: EP

Kind code of ref document: A2

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 09712919

Country of ref document: EP

Kind code of ref document: A2