DE69626142T2 - Videokodierung- und dekodierungsvorrichtung - Google Patents

Videokodierung- und dekodierungsvorrichtung Download PDF

Info

Publication number
DE69626142T2
DE69626142T2 DE69626142T DE69626142T DE69626142T2 DE 69626142 T2 DE69626142 T2 DE 69626142T2 DE 69626142 T DE69626142 T DE 69626142T DE 69626142 T DE69626142 T DE 69626142T DE 69626142 T2 DE69626142 T2 DE 69626142T2
Authority
DE
Germany
Prior art keywords
decoding device
video encoding
encoding
video
decoding
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
Application number
DE69626142T
Other languages
English (en)
Other versions
DE69626142D1 (de
Inventor
Hiroyuki Katata
Norio Ito
Hiroshi Kusao
Toshio Nomura
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.)
Sharp Corp
Original Assignee
Sharp Corp
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 JP17864295A external-priority patent/JP3098939B2/ja
Priority claimed from JP7178643A external-priority patent/JPH0937240A/ja
Priority claimed from JP27550195A external-priority patent/JP3101195B2/ja
Application filed by Sharp Corp filed Critical Sharp Corp
Application granted granted Critical
Publication of DE69626142D1 publication Critical patent/DE69626142D1/de
Publication of DE69626142T2 publication Critical patent/DE69626142T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/37—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability with arrangements for assigning different transmission priorities to video input data or to video coded data
    • 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
    • H04N19/53—Multi-resolution motion estimation; Hierarchical motion estimation
    • 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
    • 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
    • H04N19/20—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)
DE69626142T 1995-07-14 1996-07-09 Videokodierung- und dekodierungsvorrichtung Expired - Lifetime DE69626142T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP17864295A JP3098939B2 (ja) 1995-07-14 1995-07-14 動画像符号化装置及び動画像復号装置
JP7178643A JPH0937240A (ja) 1995-07-14 1995-07-14 動画像符号化装置及び動画像復号装置
JP27550195A JP3101195B2 (ja) 1995-10-24 1995-10-24 画像符号化装置及び画像復号装置

Publications (2)

Publication Number Publication Date
DE69626142D1 DE69626142D1 (de) 2003-03-13
DE69626142T2 true DE69626142T2 (de) 2004-01-15

Family

ID=27324610

Family Applications (4)

Application Number Title Priority Date Filing Date
DE69626142T Expired - Lifetime DE69626142T2 (de) 1995-07-14 1996-07-09 Videokodierung- und dekodierungsvorrichtung
DE69615948T Expired - Lifetime DE69615948T2 (de) 1995-07-14 1996-07-09 Hierarchischer Bildkodierer und -dekodierer
DE69628467T Expired - Fee Related DE69628467T2 (de) 1995-07-14 1996-07-09 Videokodierung- und dekodierungsvorrichtung
DE69634423T Expired - Lifetime DE69634423T2 (de) 1995-07-14 1996-07-09 Videokodierung- und dekodierungsvorrichtung

Family Applications After (3)

Application Number Title Priority Date Filing Date
DE69615948T Expired - Lifetime DE69615948T2 (de) 1995-07-14 1996-07-09 Hierarchischer Bildkodierer und -dekodierer
DE69628467T Expired - Fee Related DE69628467T2 (de) 1995-07-14 1996-07-09 Videokodierung- und dekodierungsvorrichtung
DE69634423T Expired - Lifetime DE69634423T2 (de) 1995-07-14 1996-07-09 Videokodierung- und dekodierungsvorrichtung

Country Status (3)

Country Link
US (6) US6023301A (de)
EP (4) EP0961497B1 (de)
DE (4) DE69626142T2 (de)

Families Citing this family (107)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3249729B2 (ja) * 1995-10-24 2002-01-21 シャープ株式会社 画像符号化装置及び画像復号装置
ES2190995T3 (es) * 1996-05-17 2003-09-01 Matsushita Electric Ind Co Ltd Decodificador de video con compensacion de movimiento.
JP3224514B2 (ja) * 1996-08-21 2001-10-29 シャープ株式会社 動画像符号化装置および動画像復号装置
JP3263807B2 (ja) 1996-09-09 2002-03-11 ソニー株式会社 画像符号化装置および画像符号化方法
AU731425B2 (en) * 1996-09-09 2001-03-29 Sony Corporation Picture encoding and decoding
AU759435B2 (en) * 1996-09-09 2003-04-17 Sony Corporation Picture encoding and decoding
WO1998031151A1 (en) * 1997-01-10 1998-07-16 Matsushita Electric Industrial Co., Ltd. Image processing method, image processing device, and data recording medium
JP3223962B2 (ja) * 1997-01-24 2001-10-29 松下電器産業株式会社 画像復号化方法
JP3213561B2 (ja) 1997-02-05 2001-10-02 シャープ株式会社 画像符号化装置及び画像復号装置
US6618444B1 (en) 1997-02-14 2003-09-09 At&T Corp. Scene description nodes to support improved chroma-key shape representation of coded arbitrary images and video objects
US5974172A (en) * 1997-02-14 1999-10-26 At&T Corp Method and apparatus for coding segmented regions which may be transparent in video sequences for content-based scalability
US6208693B1 (en) * 1997-02-14 2001-03-27 At&T Corp Chroma-key for efficient and low complexity shape representation of coded arbitrary video objects
US6633611B2 (en) 1997-04-24 2003-10-14 Mitsubishi Denki Kabushiki Kaisha Method and apparatus for region-based moving image encoding and decoding
KR100373331B1 (ko) * 1997-07-02 2003-04-21 주식회사 팬택앤큐리텔 스캔 인터리빙 방법을 이용한 신축형 모양정보 부호화/복호화장치 및 방법
JP3191922B2 (ja) 1997-07-10 2001-07-23 松下電器産業株式会社 画像復号化方法
WO1999004566A1 (en) 1997-07-18 1999-01-28 Sony Corporation Method and system for multiplexing image signal, method and system for demultiplexing image signal, and transmission medium
US6229850B1 (en) * 1997-07-22 2001-05-08 C-Cube Semiconductor Ii, Inc. Multiple resolution video compression
US6477202B1 (en) * 1997-09-03 2002-11-05 Matsushita Electric Industrial Co., Ltd. Apparatus of layered picture coding, apparatus of picture decoding, methods of picture decoding, apparatus of recording for digital broadcasting signal, and apparatus of picture and audio decoding
DE69942224D1 (de) 1998-01-27 2010-05-20 Sharp Kk Bewegtbilddecoder
JP4261630B2 (ja) * 1998-02-04 2009-04-30 キヤノン株式会社 画像符号化装置及び方法、画像符号化プログラムが記録されたコンピュータ可読記録媒体
JP2000023162A (ja) * 1998-06-29 2000-01-21 Sony Corp 符号化装置及び符号化方法
US6351493B1 (en) * 1998-06-30 2002-02-26 Compaq Computer Corporation Coding an intra-frame upon detecting a scene change in a video sequence
US6122014A (en) * 1998-09-17 2000-09-19 Motorola, Inc. Modified chroma keyed technique for simple shape coding for digital video
JP4272771B2 (ja) * 1998-10-09 2009-06-03 キヤノン株式会社 画像処理装置、画像処理方法及びコンピュータ読み取り可能な記憶媒体
JP3709092B2 (ja) * 1999-03-09 2005-10-19 ペンタックス株式会社 画像圧縮装置および画像伸張装置
JP3857829B2 (ja) * 1999-03-09 2006-12-13 ペンタックス株式会社 画像圧縮装置および画像伸張装置
US7254824B1 (en) * 1999-04-15 2007-08-07 Sedna Patent Services, Llc Encoding optimization techniques for encoding program grid section of server-centric interactive programming guide
WO2000064183A1 (en) * 1999-04-16 2000-10-26 Koninklijke Philips Electronics N.V. Video encoder and decoder
KR20000074515A (ko) * 1999-05-21 2000-12-15 윤종용 액정표시장치 및 그의 화상 신호 전송 배선 형성 방법
US6934906B1 (en) 1999-07-08 2005-08-23 At&T Corp. Methods and apparatus for integrating external applications into an MPEG-4 scene
US6788740B1 (en) * 1999-10-01 2004-09-07 Koninklijke Philips Electronics N.V. System and method for encoding and decoding enhancement layer data using base layer quantization data
US6639943B1 (en) * 1999-11-23 2003-10-28 Koninklijke Philips Electronics N.V. Hybrid temporal-SNR fine granular scalability video coding
US6907073B2 (en) 1999-12-20 2005-06-14 Sarnoff Corporation Tweening-based codec for scaleable encoders and decoders with varying motion computation capability
FR2806570B1 (fr) 2000-03-15 2002-05-17 Thomson Multimedia Sa Procede et dispositif de codage d'images video
AU2001247574A1 (en) * 2000-03-27 2001-10-08 Teranex, Inc. Temporal interpolation of interlaced or progressive video images
JP4224662B2 (ja) * 2000-08-09 2009-02-18 ソニー株式会社 画像符号化装置および方法、画像復号装置および方法、ならびに画像処理装置
FR2813485B1 (fr) 2000-08-24 2003-12-26 France Telecom Procede de construction d'au moins une image interpolee entre deux images d'une sequence animee, procedes de codage et de decodage, signal et support de donnees correspondant
US7133449B2 (en) * 2000-09-18 2006-11-07 Broadcom Corporation Apparatus and method for conserving memory in a fine granularity scalability coding system
US6621865B1 (en) 2000-09-18 2003-09-16 Powerlayer Microsystems, Inc. Method and system for encoding and decoding moving and still pictures
JP2004515132A (ja) * 2000-11-23 2004-05-20 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ ビデオ符号化方法及び対応するエンコーダ
FR2822330B1 (fr) * 2001-03-14 2003-05-02 Thomson Multimedia Sa Procede de codage par blocs, de type mpeg, dans lequel on affecte une resolution a chaque bloc
EP1244311A3 (de) * 2001-03-22 2004-10-06 Sony Corporation Bildkodierung
JP3970102B2 (ja) * 2001-06-28 2007-09-05 キヤノン株式会社 画像処理装置、画像処理方法、及びプログラム
US7266150B2 (en) * 2001-07-11 2007-09-04 Dolby Laboratories, Inc. Interpolation of video compression frames
KR100440953B1 (ko) * 2001-08-18 2004-07-21 삼성전자주식회사 영상 압축 비트 스트림의 트랜스코딩 방법
US20030107648A1 (en) * 2001-12-12 2003-06-12 Richard Stewart Surveillance system and method with adaptive frame rate
WO2003079692A1 (en) * 2002-03-19 2003-09-25 Fujitsu Limited Hierarchical encoder and decoder
WO2003102868A2 (en) * 2002-05-29 2003-12-11 Pixonics, Inc. Classifying image areas of a video signal
KR20050035539A (ko) * 2002-09-06 2005-04-18 코닌클리케 필립스 일렉트로닉스 엔.브이. 개선된 효율 및 에러 복구를 위한 컨텐츠-적응형의 다수의설명 움직임 보상 방법
KR100552169B1 (ko) * 2002-10-15 2006-02-13 에스케이 텔레콤주식회사 이동통신 시스템의 비디오 스트리밍 압축 장치
JP4222869B2 (ja) * 2002-12-10 2009-02-12 株式会社ソニー・コンピュータエンタテインメント 画像再生装置
JP4003128B2 (ja) * 2002-12-24 2007-11-07 ソニー株式会社 画像データ処理装置および方法、記録媒体、並びにプログラム
US9171577B1 (en) * 2003-04-25 2015-10-27 Gopro, Inc. Encoding and decoding selectively retrievable representations of video content
US20130107938A9 (en) * 2003-05-28 2013-05-02 Chad Fogg Method And Apparatus For Scalable Video Decoder Using An Enhancement Stream
US7616220B2 (en) * 2003-12-23 2009-11-10 Intel Corporation Spatio-temporal generation of motion blur
US7889792B2 (en) 2003-12-24 2011-02-15 Apple Inc. Method and system for video encoding using a variable number of B frames
US7869503B2 (en) 2004-02-06 2011-01-11 Apple Inc. Rate and quality controller for H.264/AVC video coder and scene analyzer therefor
US7986731B2 (en) 2004-02-06 2011-07-26 Apple Inc. H.264/AVC coder incorporating rate and quality controller
US7453938B2 (en) * 2004-02-06 2008-11-18 Apple Inc. Target bitrate estimator, picture activity and buffer management in rate control for video coder
US7492820B2 (en) * 2004-02-06 2009-02-17 Apple Inc. Rate control for video coder employing adaptive linear regression bits modeling
EP1727091A1 (de) * 2004-02-27 2006-11-29 Tdvision Corporation S.A. DE C.V. Verfahren und system zum digitalen codieren von stereoskopischen 3d-videobildern
CN1938727A (zh) * 2004-02-27 2007-03-28 Td视觉有限公司 用于数字解码3d立体视频图像的方法和系统
JP4710252B2 (ja) * 2004-05-28 2011-06-29 コニカミノルタホールディングス株式会社 画像表示装置、画像表示方法及び画像表示プログラム
JP4438062B2 (ja) * 2004-10-06 2010-03-24 キヤノン株式会社 符号化装置、符号化装置の制御方法
EP1800490A1 (de) * 2004-10-15 2007-06-27 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und verfahren zum erzeugen einer codierten videosequenz unter verwendung einer zwischen-schicht-bewegungsdaten-prädiktion
EP1800488A1 (de) * 2004-10-15 2007-06-27 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und verfahren zum erzeugen einer codierten videosequenz und zum decodieren einer codierten videosequenz unter verwendung einer zwischen-schicht-restwerte-praediktion
DE102004059993B4 (de) * 2004-10-15 2006-08-31 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Erzeugen einer codierten Videosequenz unter Verwendung einer Zwischen-Schicht-Bewegungsdaten-Prädiktion sowie Computerprogramm und computerlesbares Medium
FR2876860A1 (fr) * 2004-10-20 2006-04-21 Thomson Licensing Sa Procede de codage hierarchique d'images video
KR100703740B1 (ko) * 2004-10-21 2007-04-05 삼성전자주식회사 다 계층 기반의 모션 벡터를 효율적으로 부호화하는 방법및 장치
US7574059B2 (en) * 2004-10-29 2009-08-11 Broadcom Corporation System, method, and apparatus for providing massively scaled down video using iconification
KR100704626B1 (ko) * 2005-02-07 2007-04-09 삼성전자주식회사 다 계층 기반의 모션 벡터를 압축하는 방법 및 장치
JP4037875B2 (ja) * 2005-02-24 2008-01-23 株式会社東芝 コンピュータグラフィックスデータ符号化装置、復号化装置、符号化方法、および、復号化方法
US8693537B2 (en) * 2005-03-01 2014-04-08 Qualcomm Incorporated Region-of-interest coding with background skipping for video telephony
US8768084B2 (en) * 2005-03-01 2014-07-01 Qualcomm Incorporated Region-of-interest coding in video telephony using RHO domain bit allocation
KR100728222B1 (ko) * 2005-03-25 2007-06-13 한국전자통신연구원 공간영역에서의 완전한 스케일러빌리티를 위한 계층적 부호화/복호화 방법 및 장치
US8358701B2 (en) * 2005-04-15 2013-01-22 Apple Inc. Switching decode resolution during video decoding
US8223840B2 (en) * 2005-04-27 2012-07-17 Nec Corporation Image decoding method of decoding hierarchy-encoded image data in respective hierarchies, and a device thereof
EP1878252A4 (de) * 2005-05-02 2013-01-16 Samsung Electronics Co Ltd Verfahren und vorrichtung zur codierung/decodierung von mehrschicht-video unter verwendung gewichteter prädiktion
KR100763182B1 (ko) * 2005-05-02 2007-10-05 삼성전자주식회사 다계층 기반의 가중 예측을 이용한 비디오 코딩 방법 및장치
CN101313578B (zh) * 2005-09-26 2011-10-19 韩国电子通信研究院 用于在可伸缩视频编码中定义和重构感兴趣区域的方法和装置
KR101255226B1 (ko) 2005-09-26 2013-04-16 한국과학기술원 스케일러블 비디오 코딩에서 다중 ｒｏｉ 설정, 복원을위한 장치 및 방법
US7978886B2 (en) * 2005-09-30 2011-07-12 General Electric Company System and method for anatomy based reconstruction
KR100727390B1 (ko) * 2005-12-26 2007-06-12 삼성전자주식회사 적응적인 영상크기 변환장치 및 그의 영상크기 변환방법
WO2007081139A1 (en) * 2006-01-09 2007-07-19 Lg Electronics Inc. Inter-layer prediction method for video signal
KR100772873B1 (ko) * 2006-01-12 2007-11-02 삼성전자주식회사 스무딩 예측을 이용한 다계층 기반의 비디오 인코딩 방법,디코딩 방법, 비디오 인코더 및 비디오 디코더
KR100781525B1 (ko) * 2006-04-06 2007-12-03 삼성전자주식회사 가중 평균합을 이용하여 ｆｇｓ 계층을 인코딩 및디코딩하는 방법 및 장치
JP2008160300A (ja) * 2006-12-21 2008-07-10 Canon Inc 画像処理装置及び撮像装置
JP2008197829A (ja) * 2007-02-09 2008-08-28 Sony Corp 画像処理装置と方法およびプログラムと記録媒体
KR20100030648A (ko) * 2007-06-26 2010-03-18 노키아 코포레이션 시간 레이어 스위칭 포인트들을 표시하는 시스템 및 방법
KR20090017296A (ko) * 2007-08-14 2009-02-18 삼성전자주식회사 중간 프레임의 영상을 생성하기 위한 영상처리방법 및 이를적용한 영상처리장치
JP4882956B2 (ja) * 2007-10-22 2012-02-22 ソニー株式会社 画像処理装置および画像処理方法
US20090167947A1 (en) * 2007-12-27 2009-07-02 Naoko Satoh Video data processor and data bus management method thereof
US8456380B2 (en) * 2008-05-15 2013-06-04 International Business Machines Corporation Processing computer graphics generated by a remote computer for streaming to a client computer
US8780986B2 (en) * 2008-06-06 2014-07-15 Apple Inc. Refresh pixel group selection and coding adjustment
US9445121B2 (en) 2008-08-04 2016-09-13 Dolby Laboratories Licensing Corporation Overlapped block disparity estimation and compensation architecture
JP5257215B2 (ja) * 2009-04-16 2013-08-07 ソニー株式会社 画像符号化装置と画像符号化方法
KR101452713B1 (ko) 2009-10-30 2014-10-21 삼성전자주식회사 픽처 경계의 부호화 단위를 부호화, 복호화 하는 방법 및 장치
JP5801614B2 (ja) * 2011-06-09 2015-10-28 キヤノン株式会社 画像処理装置、画像処理方法
JP5839848B2 (ja) 2011-06-13 2016-01-06 キヤノン株式会社 画像処理装置、画像処理方法
JP5556829B2 (ja) * 2012-02-09 2014-07-23 コニカミノルタ株式会社 遠隔操作システム、画像形成装置、遠隔操作装置およびプログラム
EP2670139A1 (de) 2012-06-01 2013-12-04 Alcatel Lucent Verfahren und Vorrichtung zur Codierung eines Video-Streams mit einem Transparenzinformationskanal
US10484697B2 (en) * 2014-09-09 2019-11-19 Qualcomm Incorporated Simultaneous localization and mapping for video coding
US10237559B2 (en) * 2014-11-20 2019-03-19 Getgo, Inc. Layer-based video decoding
US9813721B2 (en) * 2014-11-20 2017-11-07 Getgo, Inc. Layer-based video encoding
JP6468847B2 (ja) * 2015-01-07 2019-02-13 キヤノン株式会社 画像復号装置、画像復号方法、及びプログラム
US9824278B2 (en) * 2015-06-24 2017-11-21 Netflix, Inc. Determining native resolutions of video sequences
CN113473131B (zh) * 2021-07-01 2023-12-29 成都国科微电子有限公司 视频编码码率动态调节方法、装置、电子设备及存储介质

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5136659A (en) * 1987-06-30 1992-08-04 Kokusai Denshin Denwa Kabushiki Kaisha Intelligent coding system for picture signal
US4956704A (en) * 1987-10-23 1990-09-11 Canon Kabushiki Kaisha Image processing apparatus and methods for making a creative image from an original image
US4992868A (en) * 1989-02-28 1991-02-12 Holtz Klaus E True information television (TITV) and vision system
US5247357A (en) * 1989-05-31 1993-09-21 Scientific Atlanta, Inc. Image compression method and apparatus employing distortion adaptive tree search vector quantization with avoidance of transmission of redundant image data
EP0424026B1 (de) * 1989-10-14 1997-07-23 Sony Corporation Anordnung und Verfahren zum Übertragen eines Videosignals
JPH082107B2 (ja) * 1990-03-02 1996-01-10 国際電信電話株式会社 動画像のハイブリッド符号化方法及びその装置
US5155594A (en) * 1990-05-11 1992-10-13 Picturetel Corporation Hierarchical encoding method and apparatus employing background references for efficiently communicating image sequences
JP3037383B2 (ja) * 1990-09-03 2000-04-24 キヤノン株式会社 画像処理システム及びその方法
US5260783A (en) * 1991-02-21 1993-11-09 Gte Laboratories Incorporated Layered DCT video coder for packet switched ATM networks
JP3364233B2 (ja) * 1991-08-09 2003-01-08 富士通株式会社 画像符号／復号方式
US5214506A (en) * 1991-08-30 1993-05-25 Bell Communications Research, Inc. Low bit-rate video coding technique
JP3068304B2 (ja) * 1992-01-21 2000-07-24 日本電気株式会社 動画像符号化方式および復号化方式
US5262856A (en) * 1992-06-04 1993-11-16 Massachusetts Institute Of Technology Video image compositing techniques
NL9201593A (nl) * 1992-09-14 1994-04-05 Nederland Ptt Systeem omvattende een eerste encoder voor het coderen van een eerste digitaal signaal, een tweede encoder voor het coderen van een tweede digitaal signaal en ten minste één decoder voor het decoderen van gecodeerde digitale signalen, en encoder en decoder voor toepassing in het systeem.
JPH08503347A (ja) * 1992-11-16 1996-04-09 マルチメディア システムズ コーポレイション 対話性を増強したマルチメディア情報の形成及び送信方法
JPH06223155A (ja) * 1993-01-22 1994-08-12 Matsushita Electric Works Ltd 画像記憶方式
US5408274A (en) * 1993-03-11 1995-04-18 The Regents Of The University Of California Method and apparatus for compositing compressed video data
JPH0730888A (ja) * 1993-06-24 1995-01-31 Canon Inc 動画像送信装置及び動画像受信装置
EP0633546B1 (de) * 1993-07-02 2003-08-27 Siemens Corporate Research, Inc. Hintergrundrückgewinnung in monokularer Bildverarbeitung
DE69428308T2 (de) * 1993-07-12 2002-05-08 Sony Corp., Tokio/Tokyo Verarbeitung von digitalen Bilddaten
CA2126467A1 (en) * 1993-07-13 1995-01-14 Barin Geoffry Haskell Scalable encoding and decoding of high-resolution progressive video
US5488411A (en) * 1994-03-14 1996-01-30 Multimedia Systems Corporation Interactive system for a closed cable network
US5608458A (en) * 1994-10-13 1997-03-04 Lucent Technologies Inc. Method and apparatus for a region-based approach to coding a sequence of video images
US5821986A (en) * 1994-11-03 1998-10-13 Picturetel Corporation Method and apparatus for visual communications in a scalable network environment
FR2729266A1 (fr) * 1995-01-10 1996-07-12 France Telecom Procede d'interpolation d'images
US5982438A (en) * 1996-03-22 1999-11-09 Microsoft Corporation Overlapped motion compensation for object coding

Also Published As

Publication number Publication date
EP0961496A3 (de) 2000-10-25
DE69615948D1 (de) 2001-11-22
US6088061A (en) 2000-07-11
EP0961498A3 (de) 2000-10-25
EP0961498A2 (de) 1999-12-01
US6084914A (en) 2000-07-04
EP0753970A2 (de) 1997-01-15
EP0753970A3 (de) 1999-08-25
US5986708A (en) 1999-11-16
EP0961496B1 (de) 2003-05-28
DE69634423D1 (de) 2005-04-07
DE69628467T2 (de) 2004-02-19
EP0961497A3 (de) 2000-10-25
DE69615948T2 (de) 2002-06-20
EP0961497A2 (de) 1999-12-01
US6023301A (en) 2000-02-08
EP0753970B1 (de) 2001-10-17
US6023299A (en) 2000-02-08
DE69634423T2 (de) 2006-04-13
EP0961496A2 (de) 1999-12-01
DE69626142D1 (de) 2003-03-13
EP0961498B1 (de) 2005-03-02
DE69628467D1 (de) 2003-07-03
EP0961497B1 (de) 2003-02-05
US5963257A (en) 1999-10-05

Similar Documents

Publication Publication Date Title
DE69626142T2 (de) Videokodierung- und dekodierungsvorrichtung
DE69637343D1 (de) Videokodierungs- und -dekodierungsvorrichtung
DE69738264D1 (de) Videokodierungs- und Videodekodierungsvorrichtung
DE69740004D1 (de) Videokodierung und -dekodierung
DE69629137D1 (de) Bildkodierungsgerät und Bilddekodierungsgerät
DE69739846D1 (de) Bildkodierung- und Bilddekodierungsvorrichtung
BR9706905A (pt) Aparelho para codificação de vídeo e aparelho para decodificação de vídeo
DE69825180D1 (de) Audiokodier- und dekodierverfahren und -vorrichtung
DE69430877D1 (de) Bildkodierungsverfahren und -vorrichtung
DE69435000D1 (de) Bildkodierungsvorrichtung
DE69434018D1 (de) Bildkodierungsverfahren und -vorrichtung
DE69818523D1 (de) Bilddekodierungsverfahren und -gerät
NO962114D0 (no) Bildesignal-koding og tilhörende dekoding
DE69818850D1 (de) Vorrichtung zur videokodierung und -dekodierung
DE69637335D1 (de) Bildsignalkodierungsmethode und -vorrichtung
DE69624669D1 (de) Videokodierer und -dekodierersystem und -methoden
DE69715660D1 (de) Videokodierung
HK1125523A1 (en) Picture coding device and picture decoding device
DE69526711D1 (de) Bildkodierungsvorrichtung und -verfahren
DE69222683D1 (de) Videosignal-Kodierungs- und Dekodierungsgerät
BR9708223A (pt) Sistemas de codificação e de decodificação
DE69521191D1 (de) Kodier- und Dekodiervorrichtung und -verfahren
DE69712010D1 (de) Videokodierungs- und -dekodierungsverfahren und -vorrichtung
DE69231825D1 (de) Kodierungs- und Dekodierungsgerät
DE69525898D1 (de) Bewegtbildkodierungs- und -dekodierungsvorrichtung

Legal Events

Date Code Title Description
8364 No opposition during term of opposition