WO2009104914A3 - 영상의 부호화, 복호화 방법 및 장치 - Google Patents
영상의 부호화, 복호화 방법 및 장치 Download PDFInfo
- 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
Links
Classifications
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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
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.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2008-0015452 | 2008-02-20 | ||
KR1020080015452A KR20090090152A (ko) | 2008-02-20 | 2008-02-20 | 영상의 부호화, 복호화 방법 및 장치 |
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)
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 |
RU2581566C2 (ru) * | 2011-06-30 | 2016-04-20 | Телефонактиеболагет Л М Эрикссон (Пабл) | Сигнализация опорного изображения |
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)
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)
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 |
EP1977593A4 (en) * | 2006-01-12 | 2010-06-16 | Lg Electronics Inc | PROCESSING MORE VIEW VIDEO |
WO2007108661A1 (en) * | 2006-03-22 | 2007-09-27 | Electronics And Telecommunications Research Institute | Method and apparatus for encoding and decoding the compensated illumination change |
-
2008
- 2008-02-20 KR KR1020080015452A patent/KR20090090152A/ko not_active Application Discontinuation
-
2009
- 2009-02-19 WO PCT/KR2009/000798 patent/WO2009104914A2/ko active Application Filing
- 2009-02-20 US US12/389,776 patent/US20090207913A1/en not_active Abandoned
Patent Citations (4)
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 |
---|---|
WO2009104914A2 (ko) | 2009-08-27 |
KR20090090152A (ko) | 2009-08-25 |
US20090207913A1 (en) | 2009-08-20 |
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