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

영상의 부호화, 복호화 방법 및 장치 Download PDF

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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
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WO
WIPO (PCT)
Prior art keywords
image encoding
decoding
prediction block
compensated
block
Prior art date
Application number
PCT/KR2009/000798
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English (en)
French (fr)
Other versions
WO2009104914A2 (ko
Inventor
김덕연
이배근
이교혁
한우진
이상래
이재출
Original Assignee
삼성전자 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.)
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Publication date
Application filed by 삼성전자 주식회사 filed Critical 삼성전자 주식회사
Publication of WO2009104914A2 publication Critical patent/WO2009104914A2/ko
Publication of WO2009104914A3 publication Critical patent/WO2009104914A3/ko

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    • 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

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 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 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
CN102308586B (zh) * 2009-02-06 2015-03-25 汤姆森特许公司 用于视频编码器和解码器隐式和半隐式帧内模式信令的方法和装置
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
JP5470405B2 (ja) * 2009-12-28 2014-04-16 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
MX2013015397A (es) * 2011-06-30 2014-03-31 Ericsson Telefon Ab L M Señalizacion de imagenes de referencia.
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
KR100943912B1 (ko) * 2006-01-12 2010-03-03 엘지전자 주식회사 다시점 비디오의 처리 방법 및 장치
EP1997318A4 (en) * 2006-03-22 2011-04-06 Korea Electronics Telecomm METHOD AND DEVICE FOR CODING AND DECODING THE COMPENSATED LIGHTING 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

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

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