DE69837361D1 - Verfahren und Vorrichtung zur Bildkodierung - Google Patents

Verfahren und Vorrichtung zur Bildkodierung

Info

Publication number
DE69837361D1
DE69837361D1 DE69837361T DE69837361T DE69837361D1 DE 69837361 D1 DE69837361 D1 DE 69837361D1 DE 69837361 T DE69837361 T DE 69837361T DE 69837361 T DE69837361 T DE 69837361T DE 69837361 D1 DE69837361 D1 DE 69837361D1
Authority
DE
Germany
Prior art keywords
image coding
coding
image
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
DE69837361T
Other languages
English (en)
Other versions
DE69837361T2 (de
Inventor
Toshiyuki Takahashi
Narihiro Matoba
Shinichiro Ohashi
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of DE69837361D1 publication Critical patent/DE69837361D1/de
Publication of DE69837361T2 publication Critical patent/DE69837361T2/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
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/41—Bandwidth or redundancy reduction
    • 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
    • H04N19/115—Selection of the code volume for a coding unit prior to 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
    • H04N19/10—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
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence 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
    • H04N19/10—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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/15—Data rate or code amount at the encoder output by monitoring actual compressed data size at the memory before deciding storage at the transmission buffer
    • 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
    • H04N19/172—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
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/192—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding the adaptation method, adaptation tool or adaptation type being iterative or recursive
    • H04N19/194—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding the adaptation method, adaptation tool or adaptation type being iterative or recursive involving only two passes
    • 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • 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
    • 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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of the transmission buffer
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
DE1998637361 1997-04-07 1998-01-09 Verfahren und Vorrichtung zur Bildkodierung Expired - Lifetime DE69837361T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP8812697 1997-04-07
JP8812697 1997-04-07
JP19850697 1997-07-24
JP19850697A JP3432392B2 (ja) 1997-04-07 1997-07-24 画像符号化装置、画像符号化方法および画像蓄積／伝送装置

Publications (2)

Publication Number Publication Date
DE69837361D1 true DE69837361D1 (de) 2007-05-03
DE69837361T2 DE69837361T2 (de) 2007-12-13

Family

ID=26429570

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1998637361 Expired - Lifetime DE69837361T2 (de) 1997-04-07 1998-01-09 Verfahren und Vorrichtung zur Bildkodierung

Country Status (7)

Country Link
US (1) US6052488A (de)
EP (2) EP0871333B1 (de)
JP (1) JP3432392B2 (de)
KR (1) KR100264710B1 (de)
CN (1) CN1115861C (de)
DE (1) DE69837361T2 (de)
TW (1) TW358290B (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6244514B1 (en) * 1998-04-20 2001-06-12 Ayao Wada Smart card for storage and retrieval of digitally compressed color images
US7072393B2 (en) 2001-06-25 2006-07-04 International Business Machines Corporation Multiple parallel encoders and statistical analysis thereof for encoding a video sequence
JP3716225B2 (ja) * 2002-04-05 2005-11-16 松下電器産業株式会社 符号量制御装置および符号量制御方法
JP3673257B2 (ja) * 2002-06-14 2005-07-20 三菱電機株式会社 画像データ処理装置、画像データ処理方法、及び液晶ディスプレイ装置
US7564861B1 (en) * 2002-08-22 2009-07-21 3Com Corporation Systems and methods for compressing data
JP3860545B2 (ja) * 2003-02-07 2006-12-20 誠 小川 画像処理装置及び画像処理方法
TWI221071B (en) * 2003-07-24 2004-09-11 Liteon It Corp Apparatus for decoding compressed images
JP4079122B2 (ja) * 2004-06-10 2008-04-23 三菱電機株式会社 液晶駆動用画像処理回路、および液晶駆動用画像処理方法
JP4630618B2 (ja) * 2004-09-29 2011-02-09 キヤノン株式会社 画像生成装置およびその方法
JP2006340045A (ja) * 2005-06-02 2006-12-14 Olympus Imaging Corp 画像処理装置及び画像処理方法
JP2007043495A (ja) * 2005-08-03 2007-02-15 Fujitsu Ltd 画像処理装置及び画像処理方法
JP5084224B2 (ja) * 2006-10-23 2012-11-28 Ｋｄｄｉ株式会社 自己同期型ストリーム暗号の暗号化装置、復号化装置、自己同期型ストリーム暗号システム、ｍａｃ生成装置、暗号化方法、復号化方法、ｍａｃ生成方法およびプログラム
US7747093B2 (en) * 2006-12-07 2010-06-29 Adobe Systems Incorporated Method and apparatus for predicting the size of a compressed signal
JP2008312193A (ja) * 2007-05-16 2008-12-25 Olympus Imaging Corp 画像データ圧縮装置、画像データ圧縮方法およびプログラム
JP4569840B2 (ja) 2007-09-12 2010-10-27 ソニー株式会社 画像符号化装置、画像符号化方法
CN101779467B (zh) * 2008-06-27 2012-06-27 索尼公司 图像处理装置和图像处理方法
CN101779469A (zh) 2008-06-27 2010-07-14 索尼公司 图像处理装置和图像处理方法
JPWO2009157581A1 (ja) 2008-06-27 2011-12-15 ソニー株式会社 画像処理装置及び画像処理方法
WO2009157579A1 (ja) 2008-06-27 2009-12-30 ソニー株式会社 画像処理装置及び画像処理方法
CN101588499B (zh) * 2009-06-23 2010-12-08 硅谷数模半导体（北京）有限公司 图像编、解码方法及装置
TWI405467B (zh) * 2009-11-25 2013-08-11 Novatek Microelectronics Corp 影像壓縮的位元速率控制電路與方法
KR102053689B1 (ko) 2013-01-14 2019-12-09 삼성전자 주식회사 카메라의 영상 데이터 압축 방법 및 이를 지원하는 단말기
FR3046711B1 (fr) * 2016-01-08 2018-02-16 Stmicroelectronics (Grenoble 2) Sas Compression et decompression de donnees video
DE102018112215B3 (de) * 2018-04-30 2019-07-25 Basler Ag Quantisiererbestimmung, computerlesbares Medium und Vorrichtung, die mindestens zwei Quantisierer implementiert

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3005007B2 (ja) * 1989-12-21 2000-01-31 キヤノン株式会社 画像符号化装置
JPH04887A (ja) * 1990-04-18 1992-01-06 Ricoh Co Ltd 電子スチルカメラ
JP3117091B2 (ja) * 1990-08-23 2000-12-11 富士ゼロックス株式会社 画像符号化装置
DE69131809T2 (de) * 1990-09-04 2000-05-11 Canon Kk Bildverarbeitungsverfahren und -gerät
JPH04185172A (ja) * 1990-11-20 1992-07-02 Matsushita Electric Ind Co Ltd ディジタル画像信号の高能率符号化装置
ES2101730T3 (es) * 1990-12-28 1997-07-16 Canon Kk Aparato para codificacion de imagenes, con optimizacion del codigo generado.
JPH04297184A (ja) * 1991-03-26 1992-10-21 Toshiba Corp 画像データ圧縮装置
JPH0548914A (ja) * 1991-08-08 1993-02-26 Sanyo Electric Co Ltd 画像データ符号化装置
US5414527A (en) * 1991-08-14 1995-05-09 Fuji Xerox Co., Ltd. Image encoding apparatus sensitive to tone variations
JP2856974B2 (ja) * 1992-04-15 1999-02-10 株式会社東芝 画像符号化装置
JPH05161108A (ja) * 1991-12-06 1993-06-25 Ricoh Co Ltd 符号量制御方法と装置
US5287420A (en) * 1992-04-08 1994-02-15 Supermac Technology Method for image compression on a personal computer
JP3205087B2 (ja) * 1992-11-06 2001-09-04 キヤノン株式会社 画像処理装置及び方法
JP3196906B2 (ja) * 1992-08-21 2001-08-06 富士ゼロックス株式会社 画像信号の符号化装置
GB2274038B (en) * 1992-12-22 1996-10-02 Sony Broadcast & Communication Data compression
JP2921358B2 (ja) * 1993-10-06 1999-07-19 富士ゼロックス株式会社 画像符号化装置
KR0183688B1 (ko) * 1994-01-12 1999-05-01 김광호 영상부호화방법 및 장치
JP3013698B2 (ja) * 1994-04-20 2000-02-28 松下電器産業株式会社 ベクトル量子化符号化装置と復号化装置
JP3632995B2 (ja) * 1994-09-01 2005-03-30 松下電器産業株式会社 画像符号化復号装置
US5621465A (en) * 1995-04-11 1997-04-15 Matsushita Electric Industrial Co., Ltd. Color image encoder

Also Published As

Publication number Publication date
EP1670258A3 (de) 2008-08-27
EP1670258A2 (de) 2006-06-14
EP0871333A3 (de) 2004-01-02
KR19980079563A (ko) 1998-11-25
KR100264710B1 (ko) 2000-09-01
EP0871333B1 (de) 2007-03-21
US6052488A (en) 2000-04-18
CN1195943A (zh) 1998-10-14
JP3432392B2 (ja) 2003-08-04
JPH10341435A (ja) 1998-12-22
EP0871333A2 (de) 1998-10-14
DE69837361T2 (de) 2007-12-13
CN1115861C (zh) 2003-07-23
TW358290B (en) 1999-05-11

Similar Documents

Publication Publication Date Title
DE69842100D1 (de) Verfahren und Vorrichtung zur Bildkodierung
DE69424909D1 (de) Verfahren und vorrichtung zur bildkodierung
DE69938372D1 (de) Verfahren und Vorrichtung zur Videokodierung
DE69836540D1 (de) Verfahren und vorrichtung zur ausführung von bildverbesserungen
DE69530908D1 (de) Verfahren und Vorrichtung zur Bildkodierung
DE69822687D1 (de) Vorrichtung und Verfahren zur Zusammenfassung
DE69529636D1 (de) Verfahren und Vorrichtung zur Bewegtbildkodierung
DE69901525D1 (de) Verfahren und vorrichtung zur videokodierung
DE69631301D1 (de) Vorrichtung und Verfahren zur Bildkompression
DE69532916D1 (de) Verfahren und vorrichtung zur bilddarstellung
DE69837361D1 (de) Verfahren und Vorrichtung zur Bildkodierung
DE69815922D1 (de) Verfahren und Vorrichtung zur prädiktiven Bildkodierung und -dekodierung
DE69913534D1 (de) Verfahren und vorrichtung zur bilderzeugung
DE69731937D1 (de) Verfahren und vorrichtung zur datencodierung
DE69601552D1 (de) Verfahren und vorrichtung zur bildverbesserung
DE69822975D1 (de) Verfahren und Vorrichtung zur Kodierung/Dekodierung von Bewegtbildern
DE69834695D1 (de) Verfahren und Vorrichtung zur Datenkompression
DE69506449D1 (de) Verfahren und vorrichtung zur zwischenbildkodierung
DE69818413D1 (de) Bildherstellungverfahren und Vorrichtung zur Bildherstellung
DE69835058D1 (de) Verfahren und vorrichtung zur videosignalkodierung
DE69714873D1 (de) Verfahren und Vorrichtung zur Bildinterpolation
DE69836805D1 (de) Gerät und verfahren zur bilderzeugung
DE69828144D1 (de) Verfahren und vorrichtung zur videocodierung und -decodierung
DE69835431D1 (de) Vorrichtung und verfahren zur bildkodierung und dekodierung
DE69801536D1 (de) Vorrichtung und Verfahren zur Signalcodierung

Legal Events

Date Code Title Description
8380 Miscellaneous part iii

Free format text: DIE ORTSANGABE DES VERTRETERS IST ZU AENDERN IN 80339 MUENCHEN.

8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)