IL139143A - Method for compressing image data for bicolor images - Google Patents

Method for compressing image data for bicolor images

Info

Publication number
IL139143A
IL139143A IL13914399A IL13914399A IL139143A IL 139143 A IL139143 A IL 139143A IL 13914399 A IL13914399 A IL 13914399A IL 13914399 A IL13914399 A IL 13914399A IL 139143 A IL139143 A IL 139143A
Authority
IL
Israel
Prior art keywords
image data
compressing image
bicolor
images
bicolor images
Prior art date
Application number
IL13914399A
Other languages
English (en)
Other versions
IL139143A0 (en
Inventor
Peter Weinholz
Eike Siemsen
Original Assignee
Heidelberger Druckmasch Ag
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 Heidelberger Druckmasch Ag filed Critical Heidelberger Druckmasch Ag
Publication of IL139143A0 publication Critical patent/IL139143A0/xx
Publication of IL139143A publication Critical patent/IL139143A/xx

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/005—Statistical coding, e.g. Huffman, run length coding
    • 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
    • H04N1/411—Bandwidth or redundancy reduction for the transmission or storage or reproduction of two-tone pictures, e.g. black and white pictures
    • H04N1/413—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information
    • H04N1/415—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information in which the picture-elements are subdivided or grouped into fixed one-dimensional or two-dimensional blocks
    • 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
    • H04N1/46—Colour picture communication systems
    • H04N1/64—Systems for the transmission or the storage of the colour picture signal; Details therefor, e.g. coding or decoding means therefor
    • H04N1/642—Adapting to different types of images, e.g. characters, graphs, black and white image portions

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Image Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Color Image Communication Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
IL13914399A 1998-04-21 1999-04-03 Method for compressing image data for bicolor images IL139143A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19817720A DE19817720A1 (de) 1998-04-21 1998-04-21 Verfahren zur Bilddatenkomprimierung für Zwei-Farben-Bilder
PCT/DE1999/001016 WO1999055075A1 (fr) 1998-04-21 1999-04-03 Procede de compression de donnees d'images pour images bicolores

Publications (2)

Publication Number Publication Date
IL139143A0 IL139143A0 (en) 2001-11-25
IL139143A true IL139143A (en) 2005-08-31

Family

ID=7865277

Family Applications (1)

Application Number Title Priority Date Filing Date
IL13914399A IL139143A (en) 1998-04-21 1999-04-03 Method for compressing image data for bicolor images

Country Status (8)

Country Link
US (1) US6707939B1 (fr)
EP (1) EP1074143B1 (fr)
JP (1) JP2002512490A (fr)
CN (1) CN1178459C (fr)
DE (2) DE19817720A1 (fr)
HK (1) HK1038860B (fr)
IL (1) IL139143A (fr)
WO (1) WO1999055075A1 (fr)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6954548B1 (en) * 2000-05-02 2005-10-11 International Business Machines Corporation Method and apparatus for presenting images in a data processing system
US6915011B2 (en) * 2001-03-28 2005-07-05 Eastman Kodak Company Event clustering of images using foreground/background segmentation
US6912313B2 (en) * 2001-05-31 2005-06-28 Sharp Laboratories Of America, Inc. Image background replacement method
DE10205546B4 (de) * 2002-02-11 2006-01-12 Nexpress Solutions Llc Verfahren zur Datenkomprimierung von Bildmaskendaten
US8111928B2 (en) * 2003-02-13 2012-02-07 Ati Technologies Ulc Method and apparatus for compression of multi-sampled anti-aliasing color data
US7643679B2 (en) * 2003-02-13 2010-01-05 Ati Technologies Ulc Method and apparatus for block based image compression with multiple non-uniform block encodings
JP4071701B2 (ja) 2003-11-11 2008-04-02 富士通株式会社 カラー画像の圧縮方法及びカラー画像圧縮装置
KR100834439B1 (ko) * 2004-05-29 2008-06-04 삼성전자주식회사 그래픽 데이터 압축 및 복원 장치와 그 방법
JP5306652B2 (ja) * 2004-11-03 2013-10-02 ティジックス インコーポレイテッド 集積された画像プロセッサ
US8386628B1 (en) * 2005-05-23 2013-02-26 Glance Networks, Inc. Method and apparatus for reducing the amount of information that must be transmitted to slower viewers over a remote viewing session
US8078618B2 (en) 2006-01-30 2011-12-13 Eastman Kodak Company Automatic multimode system for organizing and retrieving content data files
US9418450B2 (en) 2006-08-31 2016-08-16 Ati Technologies Ulc Texture compression techniques
JP4329797B2 (ja) * 2006-09-06 2009-09-09 村田機械株式会社 画像色判定装置、画像色判定方法及びプログラム
KR101277712B1 (ko) 2006-11-13 2013-06-24 삼성전자주식회사 영상 처리 방법 및 장치
JP5498963B2 (ja) 2008-02-21 2014-05-21 オランジュ ピクセルブロックに分割された画像または画像のシーケンスの符号化及び復号化
JP4973605B2 (ja) * 2008-06-13 2012-07-11 コニカミノルタビジネステクノロジーズ株式会社 画像処理方法、画像処理装置、および画像処理プログラム
JP4995775B2 (ja) * 2008-06-30 2012-08-08 株式会社東芝 画面転送装置およびその方法ならびに画面転送のためのプログラム
US8600179B2 (en) * 2009-09-17 2013-12-03 Samsung Electronics Co., Ltd. Method and apparatus for encoding and decoding image based on skip mode
CN102957904A (zh) * 2011-08-24 2013-03-06 上海山景集成电路技术有限公司 对图像信息进行压缩编码的方法、系统及设备
US9113115B2 (en) * 2012-07-24 2015-08-18 Hewlett-Packard Indigo B.V. Color image data compression
US10362333B2 (en) * 2014-01-02 2019-07-23 Qualcomm Incorporated Color index coding for palette-based video coding
JP6821418B2 (ja) * 2016-12-16 2021-01-27 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
US10341689B1 (en) * 2017-05-23 2019-07-02 Moddable Tech, Inc. Weighted runlength encoding
CN108924557B (zh) * 2018-06-11 2022-02-08 海信视像科技股份有限公司 图像处理方法、装置、电子设备及存储介质

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS581377A (ja) 1981-06-26 1983-01-06 Fujitsu Ltd カラ−画像伝送方式
DE3136347A1 (de) * 1981-09-14 1983-03-24 Philips Patentverwaltung Gmbh, 2000 Hamburg "schaltungsanordnung zum aufzeichnen eines farbvideosignals"
JPS58117788A (ja) * 1982-01-06 1983-07-13 Hitachi Ltd カラ−テレビジヨン信号処理回路
JPH0824380B2 (ja) * 1982-08-04 1996-03-06 ヨ−ゼフ・デイル カラーテレビジョン信号を符号化して伝送する方法
JPS59110274A (ja) 1982-12-15 1984-06-26 Nec Corp カラ−イメ−ジデ−タの圧縮・伸長方式
JPS59126368A (ja) * 1983-01-10 1984-07-20 Hitachi Ltd 符号化復号化装置
DE3414455C2 (de) * 1983-04-26 1996-04-25 Wollang Peter Michael Verfahren und Vorrichtung zum Lesen und Verarbeiten von Information, die aus dekodierbarer Schriftinformation und/oder nichtdekodierbarer Graphikinformation besteht
JPH0683365B2 (ja) * 1983-05-25 1994-10-19 キヤノン株式会社 画像処理装置
US4654484A (en) * 1983-07-21 1987-03-31 Interand Corporation Video compression/expansion system
US4562484A (en) * 1983-08-19 1985-12-31 Advanced Micro Devices, Inc. Method and device for decoding two-dimensional facsimile signals
US4982288A (en) * 1989-02-16 1991-01-01 Matsushita Electric Industrial Co., Ltd. High definition television receiver enabling picture-in picture display
US5267333A (en) * 1989-02-28 1993-11-30 Sharp Kabushiki Kaisha Image compressing apparatus and image coding synthesizing method
JP3072776B2 (ja) * 1990-12-19 2000-08-07 キヤノン株式会社 画像処理装置
US5706368A (en) * 1990-12-26 1998-01-06 Canon Kabushiki Kaisha Image processing apparatus and method having detection of background color and encoding of color image data
WO1993000771A1 (fr) * 1991-06-27 1993-01-07 Nippon Hoso Kyokai Systeme de transmission a sous-echantillonnage servant a ameliorer la qualite des images transmises, dans la region d'image variable dans le temps d'un signal d'image couleur a large bande
ES2079344T1 (es) * 1993-11-18 1996-01-16 Sega Enterprises Kk Metodo de compresion de datos, memoria de datos de imagen, y metodo y dispositivo para expandir datos comprimidos.
JPH07274026A (ja) 1994-03-31 1995-10-20 Canon Inc 画像処理装置およびその方法
US5644406A (en) * 1995-05-11 1997-07-01 Xerox Corporation Method for selecting an optimum encoding process for a block of pixels from a plurality of predefined encoding processes
US6205255B1 (en) * 1998-01-06 2001-03-20 Intel Corporation Method and apparatus for run-length encoding of multi-colored images
US6594385B2 (en) * 1998-10-27 2003-07-15 Hewlett-Packard Development Company, L.P. Image compression of background and text tiles

Also Published As

Publication number Publication date
WO1999055075A1 (fr) 1999-10-28
DE59900474D1 (de) 2002-01-10
CN1306721A (zh) 2001-08-01
HK1038860B (zh) 2005-09-16
IL139143A0 (en) 2001-11-25
HK1038860A1 (en) 2002-03-28
US6707939B1 (en) 2004-03-16
DE19817720A1 (de) 1999-10-28
JP2002512490A (ja) 2002-04-23
EP1074143A1 (fr) 2001-02-07
EP1074143B1 (fr) 2001-11-28
CN1178459C (zh) 2004-12-01

Similar Documents

Publication Publication Date Title
IL139143A0 (en) Method for compressing image data for bicolor images
SG70679A1 (en) Loop-filtering method for image data and apparatus therefor
GB2354661B (en) Method and apparatus for capturing stereoscopic images using image sensors
AU7708001A (en) Method and system for sharing images using a digital media frame
AU6355799A (en) Apparatus and method for obtaining 3d images
IL129374A0 (en) Methods and apparatus for enhancing discrete pixel images
HK1209549A1 (en) Method for transferring image information
AU1510900A (en) Method for color detection in video images
IL129896A0 (en) Method for detecting slope of image data utilizing hough-transform
IL122361A0 (en) Image compression method
EP1050014A4 (fr) Compression de donnees d'images partiellement masquees
HK1076678A1 (en) Image data compressing method and restoring method
GB9716248D0 (en) Editing image data
GB9907542D0 (en) Image data editing
IL138859A0 (en) System and method for recording an image
GB2371162B (en) Image data compression method
AU3332000A (en) Apparatus for analyzing image texture and method therefor
GB2341999B (en) Image reading apparatus
GB2357001B (en) Method for enhancing digital images
EP0954930A4 (fr) Procede et appareil de production d'images stereoscopiques
GB2336061B (en) Modifying image data
AU5672799A (en) Image file change capture method and apparatus
ZA993669B (en) Method and apparatus for multistandard video data acquisition.
GB9813855D0 (en) Image recording apparatus
GB2347811B (en) Apparatus and method for processing video images

Legal Events

Date Code Title Description
FF Patent granted
KB Patent renewed
KB Patent renewed
MM9K Patent not in force due to non-payment of renewal fees