JP4527152B2 - カメラのモーションブラー関数を決定する手段を有するデジタルイメージ取得システム - Google Patents
カメラのモーションブラー関数を決定する手段を有するデジタルイメージ取得システム Download PDFInfo
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- JP4527152B2 JP4527152B2 JP2007539482A JP2007539482A JP4527152B2 JP 4527152 B2 JP4527152 B2 JP 4527152B2 JP 2007539482 A JP2007539482 A JP 2007539482A JP 2007539482 A JP2007539482 A JP 2007539482A JP 4527152 B2 JP4527152 B2 JP 4527152B2
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
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- G06T5/73—Deblurring; Sharpening
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- H—ELECTRICITY
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- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/68—Control of cameras or camera modules for stable pick-up of the scene, e.g. compensating for camera body vibrations
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/68—Control of cameras or camera modules for stable pick-up of the scene, e.g. compensating for camera body vibrations
- H04N23/681—Motion detection
- H04N23/6811—Motion detection based on the image signal
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- H—ELECTRICITY
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- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/68—Control of cameras or camera modules for stable pick-up of the scene, e.g. compensating for camera body vibrations
- H04N23/681—Motion detection
- H04N23/6812—Motion detection based on additional sensors, e.g. acceleration sensors
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- H—ELECTRICITY
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- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/68—Control of cameras or camera modules for stable pick-up of the scene, e.g. compensating for camera body vibrations
- H04N23/682—Vibration or motion blur correction
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- G06T2207/20—Special algorithmic details
- G06T2207/20172—Image enhancement details
- G06T2207/20201—Motion blur correction
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
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- Image Processing (AREA)
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Description
Claims (15)
- メインイメージを取り込む手段(60)と、格納する手段(80)と、
前記メインイメージの取込を含まないが、少なくとも、ユーザーに前記メインイメージを構成することを支援するための、前記メインイメージの取込に至るまで及び/又はすぐに後に続く時間における一連の、前記メインイメージより低解像度の参照イメージを取り込む手段(60, 124)と、一時的に格納する手段(82)と、表示する手段(100)と、を含むポータブルデジタルスチルカメラ(20)であって、
前記メインイメージと、名目上、同じシーンの少なくとも1つの前記参照イメージと、の比較に基づいて、前記メインイメージ中のカメラのモーションブラー関数を決定するためのディジタル処理部(100)をさらに含むカメラ。 - 前記カメラのモーションブラー関数は、点像分布関数(PSF)である請求項1に記載のカメラ。
- 前記デジタル処理部は、さらに、前記カメラのモーションブラー関数を用いて、前記取り込まれたイメージのブラー除去(130)を行う請求項1に記載のカメラ。
- 前記デジタル処理部は、前記参照イメージのアップサンプリングと、前記メインイメージのサブサンプリングとの少なくとも1つにより、前記メインイメージと前記参照イメージとのピクセル解像度を合致する(530)ために配置される請求項1に記載のカメラ。
- 前記デジタル処理部は、前記メインイメージと前記参照イメージとの少なくとも一部分を位置合わせ(540)するために配置される請求項1に記載のカメラ。
- 前記位置あわせは、全体のイメージ上の大域的な位置合わせである請求項5に記載のカメラ。
- 前記デジタル処理部は、前記メインイメージと単一の参照イメージとを使用する請求項1に記載のカメラ。
- 前記デジタル処理部は、前記メインイメージの対応する特徴より比較的ぶれが少ない前記参照イメージの少なくとも1つの特徴を識別し(630)、前記特徴に関して点像分布関数(PSF)を計算する(642)請求項7に記載のカメラ。
- 前記デジタル処理部は、前記PSFを用いて、前記メインイメージをデコンボルブする請求項8に記載のカメラ。
- 前記デジタル処理部は、時間内の連続した点で得られた複数の参照イメージと前記メインイメージとを使用する請求項1に記載のカメラ。
- 前記デジタル処理部は、前記参照イメージ中の少なくとも1つの特徴の軌道を計算し(640)、前記メインイメージ上へのそのような特徴を外挿し、前記特徴に関して点像分布関数(PSF)を計算する請求項10に記載のカメラ。
- 前記デジタル処理部は、前記PSFを使用して、前記メインイメージをデコンボルブする請求項11に記載のカメラ。
- 高解像度のメインイメージを取り込む手段と、格納する手段と、
前記メインイメージの取込を含まないが、少なくとも、ユーザーに前記メインイメージを構成することを支援するための前記メインイメージの取込に至るまでの時間及び/又はすぐに後に続く一連の前記メインイメージより低解像度の参照イメージを取り込む手段(60, 124)と、一時的に格納する手段(82)と、表示する手段(100)と、を含むポータブルディジタルスチルカメラにおいて、
前記メインイメージと、名目上、同じシーンの少なくとも1つの前記参照イメージと、の比較に基づいて、前記メインイメージ中のカメラのモーションブラー関数を決定する方法。 - 前記カメラのモーションブラー関数は、点像分布関数である請求項13に記載の方法。
- 前記決定されたカメラ・モーションブラー関数を用いて、前記メインイメージのブラー除去をさらに行う請求項13に記載の方法。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/985,650 US7639888B2 (en) | 2004-11-10 | 2004-11-10 | Method and apparatus for initiating subsequent exposures based on determination of motion blurring artifacts |
US10/985,657 US7636486B2 (en) | 2004-11-10 | 2004-11-10 | Method of determining PSF using multiple instances of a nominally similar scene |
US10/986,562 US7639889B2 (en) | 2004-11-10 | 2004-11-10 | Method of notifying users regarding motion artifacts based on image analysis |
PCT/EP2005/011011 WO2006050782A1 (en) | 2004-11-10 | 2005-10-11 | A digital image acquisition system having means for determining a camera motion blur function |
Publications (2)
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JP2008520117A JP2008520117A (ja) | 2008-06-12 |
JP4527152B2 true JP4527152B2 (ja) | 2010-08-18 |
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JP2007539482A Active JP4527152B2 (ja) | 2004-11-10 | 2005-10-11 | カメラのモーションブラー関数を決定する手段を有するデジタルイメージ取得システム |
Country Status (5)
Country | Link |
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EP (1) | EP1779322B1 (ja) |
JP (1) | JP4527152B2 (ja) |
AT (1) | ATE383626T1 (ja) |
DE (1) | DE602005004299T2 (ja) |
WO (1) | WO2006050782A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8270751B2 (en) | 2004-11-10 | 2012-09-18 | DigitalOptics Corporation Europe Limited | Method of notifying users regarding motion artifacts based on image analysis |
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US8989516B2 (en) | 2007-09-18 | 2015-03-24 | Fotonation Limited | Image processing method and apparatus |
US9160897B2 (en) | 2007-06-14 | 2015-10-13 | Fotonation Limited | Fast motion estimation method |
US8417055B2 (en) | 2007-03-05 | 2013-04-09 | DigitalOptics Corporation Europe Limited | Image processing method and apparatus |
US8199222B2 (en) | 2007-03-05 | 2012-06-12 | DigitalOptics Corporation Europe Limited | Low-light video frame enhancement |
US8180173B2 (en) | 2007-09-21 | 2012-05-15 | DigitalOptics Corporation Europe Limited | Flash artifact eye defect correction in blurred images using anisotropic blurring |
US7606417B2 (en) | 2004-08-16 | 2009-10-20 | Fotonation Vision Limited | Foreground/background segmentation in digital images with differential exposure calculations |
US7636486B2 (en) | 2004-11-10 | 2009-12-22 | Fotonation Ireland Ltd. | Method of determining PSF using multiple instances of a nominally similar scene |
US8264576B2 (en) | 2007-03-05 | 2012-09-11 | DigitalOptics Corporation Europe Limited | RGBW sensor array |
US8698924B2 (en) | 2007-03-05 | 2014-04-15 | DigitalOptics Corporation Europe Limited | Tone mapping for low-light video frame enhancement |
US7639888B2 (en) | 2004-11-10 | 2009-12-29 | Fotonation Ireland Ltd. | Method and apparatus for initiating subsequent exposures based on determination of motion blurring artifacts |
IES20060564A2 (en) | 2006-05-03 | 2006-11-01 | Fotonation Vision Ltd | Improved foreground / background separation |
IES20070229A2 (en) | 2006-06-05 | 2007-10-03 | Fotonation Vision Ltd | Image acquisition method and apparatus |
US8775452B2 (en) | 2006-09-17 | 2014-07-08 | Nokia Corporation | Method, apparatus and computer program product for providing standard real world to virtual world links |
US7773118B2 (en) | 2007-03-25 | 2010-08-10 | Fotonation Vision Limited | Handheld article with movement discrimination |
JP5383315B2 (ja) * | 2009-05-21 | 2014-01-08 | キヤノン株式会社 | 画像処理装置およびその方法 |
US8208746B2 (en) | 2009-06-29 | 2012-06-26 | DigitalOptics Corporation Europe Limited | Adaptive PSF estimation technique using a sharp preview and a blurred image |
JP4762336B2 (ja) | 2009-09-15 | 2011-08-31 | 株式会社東芝 | 映像処理装置及び映像処理方法 |
JP5184574B2 (ja) * | 2010-04-30 | 2013-04-17 | パナソニック株式会社 | 撮像装置、画像処理装置、および画像処理方法 |
US8860824B2 (en) * | 2010-08-06 | 2014-10-14 | Honeywell International Inc. | Motion blur modeling for image formation |
TWI435599B (zh) * | 2010-12-31 | 2014-04-21 | Altek Corp | 影像擷取裝置及其影像擷取方法 |
KR101350460B1 (ko) | 2012-05-07 | 2014-01-10 | 서울대학교산학협력단 | 영상의 모션 블러를 제거하는 방법 및 장치 |
CN108168439B (zh) * | 2017-12-29 | 2019-11-19 | 北京理工大学 | 一种基于亚像素的裂缝宽度检测方法 |
CN118175238B (zh) * | 2024-05-14 | 2024-09-03 | 威海凯思信息科技有限公司 | 一种基于aigc的图像生成方法和装置 |
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JPH11134481A (ja) * | 1997-10-30 | 1999-05-21 | Canon Inc | 画像復元装置及び画像復元方法 |
WO2004001667A2 (en) * | 2002-06-21 | 2003-12-31 | The Trustees Of Columbia University In The City Of New York | Systems and methods for de-blurring motion blurred images |
US7379091B2 (en) * | 2003-04-30 | 2008-05-27 | Hewlett-Packard Development Company, L.P. | Method and apparatus for computing an image stability measure |
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2005
- 2005-10-11 JP JP2007539482A patent/JP4527152B2/ja active Active
- 2005-10-11 WO PCT/EP2005/011011 patent/WO2006050782A1/en active IP Right Grant
- 2005-10-11 DE DE602005004299T patent/DE602005004299T2/de active Active
- 2005-10-11 EP EP05806351A patent/EP1779322B1/en active Active
- 2005-10-11 AT AT05806351T patent/ATE383626T1/de not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8270751B2 (en) | 2004-11-10 | 2012-09-18 | DigitalOptics Corporation Europe Limited | Method of notifying users regarding motion artifacts based on image analysis |
Also Published As
Publication number | Publication date |
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ATE383626T1 (de) | 2008-01-15 |
WO2006050782A1 (en) | 2006-05-18 |
DE602005004299T2 (de) | 2009-01-02 |
DE602005004299D1 (de) | 2008-02-21 |
JP2008520117A (ja) | 2008-06-12 |
EP1779322A1 (en) | 2007-05-02 |
EP1779322B1 (en) | 2008-01-09 |
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