DE69836453D1 - Vorrichtung und Verfahren zum Vergrössern oder Verkleinern von Bildern - Google Patents
Vorrichtung und Verfahren zum Vergrössern oder Verkleinern von BildernInfo
- Publication number
- DE69836453D1 DE69836453D1 DE69836453T DE69836453T DE69836453D1 DE 69836453 D1 DE69836453 D1 DE 69836453D1 DE 69836453 T DE69836453 T DE 69836453T DE 69836453 T DE69836453 T DE 69836453T DE 69836453 D1 DE69836453 D1 DE 69836453D1
- Authority
- DE
- Germany
- Prior art keywords
- enlarging
- reducing images
- images
- reducing
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T3/00—Geometric image transformations in the plane of the image
- G06T3/40—Scaling of whole images or parts thereof, e.g. expanding or contracting
- G06T3/4007—Scaling of whole images or parts thereof, e.g. expanding or contracting based on interpolation, e.g. bilinear interpolation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/2621—Cameras specially adapted for the electronic generation of special effects during image pickup, e.g. digital cameras, camcorders, video cameras having integrated special effects capability
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/2628—Alteration of picture size, shape, position or orientation, e.g. zooming, rotation, rolling, perspective, translation
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
- Studio Devices (AREA)
- Studio Circuits (AREA)
- Image Processing (AREA)
- Editing Of Facsimile Originals (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20609897 | 1997-07-31 | ||
JP20609997 | 1997-07-31 | ||
JP20609997A JP3754803B2 (ja) | 1997-07-31 | 1997-07-31 | 撮像装置 |
JP9206098A JPH1153530A (ja) | 1997-07-31 | 1997-07-31 | 画像補間装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69836453D1 true DE69836453D1 (de) | 2007-01-04 |
DE69836453T2 DE69836453T2 (de) | 2007-10-04 |
Family
ID=26515447
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69836453T Expired - Lifetime DE69836453T2 (de) | 1997-07-31 | 1998-07-30 | Vorrichtung und Verfahren zum Vergrössern oder Verkleinern von Bildern |
Country Status (3)
Country | Link |
---|---|
US (1) | US6631216B2 (de) |
EP (1) | EP0895412B1 (de) |
DE (1) | DE69836453T2 (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AUPP779798A0 (en) * | 1998-12-18 | 1999-01-21 | Canon Kabushiki Kaisha | A modified kernel for image interpolation |
US6906748B1 (en) * | 1999-08-24 | 2005-06-14 | Olympus Optical Co., Ltd. | Electronic camera |
JP2001069525A (ja) * | 1999-08-27 | 2001-03-16 | Sharp Corp | 画像処理方法 |
JP2002262094A (ja) * | 2001-02-27 | 2002-09-13 | Konica Corp | 画像処理方法及び画像処理装置 |
US7034963B2 (en) * | 2001-07-11 | 2006-04-25 | Applied Materials, Inc. | Method for adjusting edges of grayscale pixel-map images |
US6961480B2 (en) * | 2001-09-10 | 2005-11-01 | Ess Technology, Inc. | Off-grid interpolation in image processing |
US20070041662A1 (en) * | 2005-08-22 | 2007-02-22 | Eric Jeffrey | Efficient scaling of image data |
KR101303879B1 (ko) * | 2006-06-30 | 2013-09-04 | 삼성전자주식회사 | 영상 처리 장치 및 방법 |
JP5430379B2 (ja) * | 2009-02-03 | 2014-02-26 | キヤノン株式会社 | 撮像装置及びその制御方法及びプログラム |
US20130028538A1 (en) * | 2011-07-29 | 2013-01-31 | Simske Steven J | Method and system for image upscaling |
CN106204444B (zh) * | 2016-06-29 | 2019-06-25 | 青岛海信移动通信技术股份有限公司 | 一种图像放大的方法和装置 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4578812A (en) | 1982-12-01 | 1986-03-25 | Nec Corporation | Digital image processing by hardware using cubic convolution interpolation |
US5029017A (en) * | 1986-10-08 | 1991-07-02 | Konishiroku Photo Industry Co., Ltd. | Image processing apparatus capable of enlarging/reducing apparatus |
US4774581A (en) | 1987-04-14 | 1988-09-27 | Rca Licensing Corporation | Television picture zoom system |
US5181110A (en) * | 1988-04-25 | 1993-01-19 | Hitachi, Ltd. | Video signal processing circuit capable of enlarging and displaying a picture |
US5126843A (en) * | 1989-03-10 | 1992-06-30 | Sony Corporation | Interpolation signal producing circuit with improved amplitude interpolation |
JPH0786924B2 (ja) * | 1989-04-20 | 1995-09-20 | 富士写真フイルム株式会社 | 画像拡大縮小方法および装置 |
US5280365A (en) * | 1991-07-02 | 1994-01-18 | Kabushiki Kaisha Toshiba | Image processor with reduction of enlarged image data to form image data enlarged with a desired magnification |
JP2532775B2 (ja) | 1991-09-19 | 1996-09-11 | 松下電器産業株式会社 | 電子ズ―ム回路 |
JPH0738804A (ja) | 1993-06-25 | 1995-02-07 | Matsushita Electric Works Ltd | デジタル画像のズーム処理回路 |
JPH07110859A (ja) | 1993-10-14 | 1995-04-25 | Matsushita Electric Ind Co Ltd | 画像処理方法およびその装置 |
JPH07131692A (ja) | 1993-11-05 | 1995-05-19 | Sharp Corp | 静止画像撮像装置 |
US5636339A (en) * | 1994-03-14 | 1997-06-03 | Industrial Technology Research Institute | Circuit structure and system configuration for implementing pseudo four-point interpolation |
US5852470A (en) * | 1995-05-31 | 1998-12-22 | Sony Corporation | Signal converting apparatus and signal converting method |
JP3599435B2 (ja) * | 1995-08-09 | 2004-12-08 | 富士写真フイルム株式会社 | 画像データ補間演算方法および装置 |
US5847714A (en) | 1996-05-31 | 1998-12-08 | Hewlett Packard Company | Interpolation method and apparatus for fast image magnification |
US5930407A (en) * | 1996-10-31 | 1999-07-27 | Hewlett-Packard Co. | System and method for efficiently generating cubic coefficients in a computer graphics system |
US6018597A (en) * | 1997-03-21 | 2000-01-25 | Intermec Ip Corporation | Method and apparatus for changing or mapping video or digital images from one image density to another |
-
1998
- 1998-07-29 US US09/124,225 patent/US6631216B2/en not_active Expired - Lifetime
- 1998-07-30 EP EP98306086A patent/EP0895412B1/de not_active Expired - Lifetime
- 1998-07-30 DE DE69836453T patent/DE69836453T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0895412B1 (de) | 2006-11-22 |
EP0895412A2 (de) | 1999-02-03 |
US6631216B2 (en) | 2003-10-07 |
DE69836453T2 (de) | 2007-10-04 |
US20010043760A1 (en) | 2001-11-22 |
EP0895412A3 (de) | 2000-03-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |