DE69129614D1 - Verfahren zur Berechnung und Anzeige der Luminanz in Graphikrechnern - Google Patents

Verfahren zur Berechnung und Anzeige der Luminanz in Graphikrechnern

Info

Publication number
DE69129614D1
DE69129614D1 DE69129614T DE69129614T DE69129614D1 DE 69129614 D1 DE69129614 D1 DE 69129614D1 DE 69129614 T DE69129614 T DE 69129614T DE 69129614 T DE69129614 T DE 69129614T DE 69129614 D1 DE69129614 D1 DE 69129614D1
Authority
DE
Germany
Prior art keywords
luminance
displaying
calculating
graphics computers
graphics
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 - Fee Related
Application number
DE69129614T
Other languages
English (en)
Other versions
DE69129614T2 (de
Inventor
Kuragano Tetsuzo
Saga Fumie
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of DE69129614D1 publication Critical patent/DE69129614D1/de
Application granted granted Critical
Publication of DE69129614T2 publication Critical patent/DE69129614T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T15/00—3D [Three Dimensional] image rendering
    • G06T15/50—Lighting effects

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Graphics (AREA)
  • Databases & Information Systems (AREA)
  • Data Mining & Analysis (AREA)
  • Mathematical Physics (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Image Generation (AREA)
  • Processing Or Creating Images (AREA)
  • Processing Of Color Television Signals (AREA)
DE69129614T 1990-11-01 1991-10-29 Verfahren zur Berechnung und Anzeige der Luminanz in Graphikrechnern Expired - Fee Related DE69129614T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP02293531A JP3141245B2 (ja) 1990-11-01 1990-11-01 画像の表示方法

Publications (2)

Publication Number Publication Date
DE69129614D1 true DE69129614D1 (de) 1998-07-23
DE69129614T2 DE69129614T2 (de) 1998-10-15

Family

ID=17795950

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69129614T Expired - Fee Related DE69129614T2 (de) 1990-11-01 1991-10-29 Verfahren zur Berechnung und Anzeige der Luminanz in Graphikrechnern

Country Status (5)

Country Link
US (1) US5363477A (de)
EP (1) EP0483771B1 (de)
JP (1) JP3141245B2 (de)
KR (1) KR920010487A (de)
DE (1) DE69129614T2 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2271261A (en) * 1992-10-02 1994-04-06 Canon Res Ct Europe Ltd Processing image data
GB2271493A (en) * 1992-10-02 1994-04-13 Canon Res Ct Europe Ltd Processing colour image data
GB2271259A (en) * 1992-10-02 1994-04-06 Canon Res Ct Europe Ltd Processing image data
JP2627607B2 (ja) * 1993-06-16 1997-07-09 日本アイ・ビー・エム株式会社 ボリュームレンダリング方法
JPH0757117A (ja) * 1993-07-09 1995-03-03 Silicon Graphics Inc テクスチャマップへの索引を生成する方法及びコンピュータ制御表示システム
JPH0778267A (ja) * 1993-07-09 1995-03-20 Silicon Graphics Inc 陰影を表示する方法及びコンピュータ制御表示システム
US5936629A (en) * 1996-11-20 1999-08-10 International Business Machines Corporation Accelerated single source 3D lighting mechanism
AUPP265298A0 (en) * 1998-03-27 1998-04-23 Canon Kabushiki Kaisha Simulated illumination of planar, two dimensional shapes
JP4067654B2 (ja) * 1998-06-22 2008-03-26 カルソニックカンセイ株式会社 文字板の作成装置および方法
US6724507B1 (en) * 1998-07-02 2004-04-20 Fuji Xerox Co., Ltd. Image processing method and image processing apparatus
US6445834B1 (en) 1998-10-19 2002-09-03 Sony Corporation Modular image query system
US6256409B1 (en) 1998-10-19 2001-07-03 Sony Corporation Method for determining a correlation between images using multi-element image descriptors
US6236406B1 (en) * 1998-10-21 2001-05-22 Sony Corporation Three-dimensional color space display
US6262710B1 (en) * 1999-05-25 2001-07-17 Intel Corporation Performing color conversion in extended color polymer displays
EP1214690B1 (de) 1999-09-16 2003-03-26 Sony Computer Entertainment Inc. Bildverarbeitungsgerät,-methode, -programm und speichermedium
GB2361158B (en) * 2000-04-04 2004-03-17 Coats Viyella Plc Colour specification
US7215813B2 (en) * 2001-12-03 2007-05-08 Apple Computer, Inc. Method and apparatus for color correction
JP2005189713A (ja) * 2003-12-26 2005-07-14 Kazuharu Seki 道路地図
CN100501380C (zh) * 2007-01-23 2009-06-17 浙江工业大学 基于光照模型的球形物体表面光泽度评估方法
US9253364B2 (en) * 2012-11-08 2016-02-02 Ricoh Company, Limited Display apparatus, display method, and computer program product
US11176646B2 (en) 2015-06-25 2021-11-16 Samsung Electronics Co., Ltd. HDR tone mapping methods with scene adaptive parameterized tone map function
US10154015B1 (en) 2017-06-12 2018-12-11 Ironclad Encryption Corporation Executable coded cipher keys
US10863157B2 (en) 2018-07-06 2020-12-08 Samsung Electronics Co., Ltd. Guided tone mapping of high dynamic range video based on a Bezier curve for presentation on a display device

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4695832A (en) * 1983-11-07 1987-09-22 Time Video Information Services, Inc. Analog color selector
US4928250A (en) * 1986-07-02 1990-05-22 Hewlett-Packard Company System for deriving radiation images
US5109481A (en) * 1987-07-24 1992-04-28 Hewlet-Packard Company Quadratic interpolation for shaded image generation
US4958272A (en) * 1988-02-17 1990-09-18 Xyvision Design Systems, Inc. Apparatus and system for generating smooth shaded continuous tone images
US5012333A (en) * 1989-01-05 1991-04-30 Eastman Kodak Company Interactive dynamic range adjustment system for printing digital images
IL89359A0 (en) * 1989-02-21 1989-09-10 Scitex Corp Ltd Computerised apparatus for color selection
US5283858A (en) * 1989-03-31 1994-02-01 The Ohio State University Research Foundation Continuous hierarchical slope-aspect color display for parametric surfaces
US5067098A (en) * 1989-03-31 1991-11-19 The Ohio State University Research Foundation Slope-aspect color shading for parametric surfaces
US4972257A (en) * 1989-04-03 1990-11-20 Xerox Corporation Operator adjustable color image processing
US5249263A (en) * 1989-06-16 1993-09-28 International Business Machines Corporation Color palette display interface for a computer-based image editor

Also Published As

Publication number Publication date
DE69129614T2 (de) 1998-10-15
JP3141245B2 (ja) 2001-03-05
JPH04168583A (ja) 1992-06-16
EP0483771B1 (de) 1998-06-17
US5363477A (en) 1994-11-08
KR920010487A (ko) 1992-06-26
EP0483771A2 (de) 1992-05-06
EP0483771A3 (en) 1993-11-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee