DE60322276D1 - Verfahren zur Codierung von bewegten Bildern und Verfahren zur Decodierung von bewegten Bildern - Google Patents
Verfahren zur Codierung von bewegten Bildern und Verfahren zur Decodierung von bewegten BildernInfo
- Publication number
- DE60322276D1 DE60322276D1 DE60322276T DE60322276T DE60322276D1 DE 60322276 D1 DE60322276 D1 DE 60322276D1 DE 60322276 T DE60322276 T DE 60322276T DE 60322276 T DE60322276 T DE 60322276T DE 60322276 D1 DE60322276 D1 DE 60322276D1
- Authority
- DE
- Germany
- Prior art keywords
- moving pictures
- reference picture
- coding
- variable length
- motion estimation
- 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.)
- Expired - Lifetime
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
- H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
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- 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
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- 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
- H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
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- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
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- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
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- 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
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- 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
- H04N19/172—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 picture, frame or field
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- H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
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- H04N19/174—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 slice, e.g. a line of blocks or a group of blocks
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- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
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- H04N19/182—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 a pixel
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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JP2002118484 | 2002-04-19 |
Publications (1)
Publication Number | Publication Date |
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DE60322276D1 true DE60322276D1 (de) | 2008-08-28 |
Family
ID=29243526
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60329239T Expired - Lifetime DE60329239D1 (de) | 2002-04-19 | 2003-04-16 | Verfahren zur Codierung von bewegten Bildern und Verfahren zur Decodierung von bewegten Bildern |
DE60325691T Expired - Lifetime DE60325691D1 (de) | 2002-04-19 | 2003-04-16 | Verfahren zur codierung von bewegten bildern und verfahren zur decodierung von bewegten bildern |
DE60322277T Expired - Lifetime DE60322277D1 (de) | 2002-04-19 | 2003-04-16 | Verfahren zur Codierung von bewegten Bildern und Verfahren zur Decodierung von bewegten Bildern |
DE60322276T Expired - Lifetime DE60322276D1 (de) | 2002-04-19 | 2003-04-16 | Verfahren zur Codierung von bewegten Bildern und Verfahren zur Decodierung von bewegten Bildern |
Family Applications Before (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60329239T Expired - Lifetime DE60329239D1 (de) | 2002-04-19 | 2003-04-16 | Verfahren zur Codierung von bewegten Bildern und Verfahren zur Decodierung von bewegten Bildern |
DE60325691T Expired - Lifetime DE60325691D1 (de) | 2002-04-19 | 2003-04-16 | Verfahren zur codierung von bewegten bildern und verfahren zur decodierung von bewegten bildern |
DE60322277T Expired - Lifetime DE60322277D1 (de) | 2002-04-19 | 2003-04-16 | Verfahren zur Codierung von bewegten Bildern und Verfahren zur Decodierung von bewegten Bildern |
Country Status (10)
Country | Link |
---|---|
US (14) | US7515635B2 (de) |
EP (4) | EP1450565B1 (de) |
JP (4) | JP2004007563A (de) |
KR (4) | KR100944853B1 (de) |
CN (4) | CN101035291B (de) |
AT (4) | ATE401743T1 (de) |
AU (1) | AU2003235173A1 (de) |
DE (4) | DE60329239D1 (de) |
ES (4) | ES2320209T3 (de) |
WO (1) | WO2003090474A1 (de) |
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KR100865034B1 (ko) | 2002-07-18 | 2008-10-23 | 엘지전자 주식회사 | 모션 벡터 예측 방법 |
CN1321534C (zh) * | 2003-12-31 | 2007-06-13 | 中国科学院计算技术研究所 | 固定参考帧数编码方式下获取图像参考块的方法 |
CN1332563C (zh) * | 2003-12-31 | 2007-08-15 | 中国科学院计算技术研究所 | 一种视频图像跳过宏块的编码方法 |
CN1225128C (zh) * | 2003-12-31 | 2005-10-26 | 中国科学院计算技术研究所 | 直接编码模式下确定参考图像块的方法 |
JP2005204778A (ja) * | 2004-01-21 | 2005-08-04 | Teijin Pharma Ltd | 可搬型医療機器、携帯通信装置、医療機器情報出力システム |
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JP4574444B2 (ja) * | 2005-05-27 | 2010-11-04 | キヤノン株式会社 | 画像復号装置及び方法、画像符号化装置及び方法、コンピュータプログラム及び記憶媒体 |
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WO2010070818A1 (ja) * | 2008-12-16 | 2010-06-24 | 株式会社日立製作所 | 動画像符号化装置、動画像符号化方法、動画像復号化装置および動画像復号化方法 |
JP5268743B2 (ja) * | 2009-03-30 | 2013-08-21 | パナソニック株式会社 | 画像通信システム |
JP2011024066A (ja) * | 2009-07-17 | 2011-02-03 | Sony Corp | 画像処理装置および方法 |
WO2011013304A1 (ja) * | 2009-07-29 | 2011-02-03 | パナソニック株式会社 | 画像符号化方法、画像符号化装置、プログラムおよび集積回路 |
US8861879B2 (en) * | 2009-09-17 | 2014-10-14 | Samsung Electronics Co., Ltd. | Method and apparatus for encoding and decoding image based on skip mode |
JP5378939B2 (ja) * | 2009-10-02 | 2013-12-25 | 日立コンシューマエレクトロニクス株式会社 | 画像符号化方法、画像復号化方法、画像符号化装置、及び画像復号化装置、並びにプログラム |
KR20110068793A (ko) * | 2009-12-16 | 2011-06-22 | 한국전자통신연구원 | 영상 부호화 및 복호화를 위한 장치 및 방법 |
US8965139B2 (en) | 2010-09-29 | 2015-02-24 | Panasonic Intellectual Property Corporation Of America | Image decoding method, image coding method, image decoding apparatus, image coding apparatus and integrated circuit for generating a code stream with a hierarchical code structure |
RU2595625C2 (ru) * | 2010-09-30 | 2016-08-27 | Сан Пэтент Траст | Способ декодирования изображений, способ кодирования изображений, устройство декодирования изображений, устройство кодирования изображений, программа и интегральная схема |
WO2012042893A1 (ja) * | 2010-09-30 | 2012-04-05 | パナソニック株式会社 | 画像復号方法、画像符号化方法、画像復号装置、画像符号化装置、プログラムおよび集積回路 |
KR101665490B1 (ko) * | 2010-10-06 | 2016-10-12 | 가부시키가이샤 엔.티.티.도코모 | 화상 예측 부호화 장치, 화상 예측 부호화 방법, 화상 예측 부호화 프로그램, 화상 예측 복호 장치, 화상 예측 복호 방법 및 화상 예측 복호 프로그램 |
JP5698644B2 (ja) * | 2011-10-18 | 2015-04-08 | 株式会社Nttドコモ | 動画像予測符号化方法、動画像予測符号化装置、動画像予測符号化プログラム、動画像予測復号方法、動画像予測復号装置及び動画像予測復号プログラム |
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