JP2007174667A5 - - Google Patents
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- Publication number
- JP2007174667A5 JP2007174667A5 JP2006343186A JP2006343186A JP2007174667A5 JP 2007174667 A5 JP2007174667 A5 JP 2007174667A5 JP 2006343186 A JP2006343186 A JP 2006343186A JP 2006343186 A JP2006343186 A JP 2006343186A JP 2007174667 A5 JP2007174667 A5 JP 2007174667A5
- Authority
- JP
- Japan
- Prior art keywords
- image frame
- digital image
- film grain
- mask
- pixel
- 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.)
- Granted
Links
- 230000006870 function Effects 0.000 claims 2
- 230000004044 response Effects 0.000 claims 1
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/313,577 US7664337B2 (en) | 2005-12-20 | 2005-12-20 | Film grain generation and addition |
| US11/313,577 | 2005-12-20 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2012159585A Division JP5301716B2 (ja) | 2005-12-20 | 2012-07-18 | デジタル画像フレームにフィルムグレインを与える方法、およびシステム |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2007174667A JP2007174667A (ja) | 2007-07-05 |
| JP2007174667A5 true JP2007174667A5 (enExample) | 2010-01-21 |
| JP5236182B2 JP5236182B2 (ja) | 2013-07-17 |
Family
ID=37836639
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006343186A Expired - Fee Related JP5236182B2 (ja) | 2005-12-20 | 2006-12-20 | フィルムグレインの生成及び付加 |
| JP2012159585A Expired - Fee Related JP5301716B2 (ja) | 2005-12-20 | 2012-07-18 | デジタル画像フレームにフィルムグレインを与える方法、およびシステム |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2012159585A Expired - Fee Related JP5301716B2 (ja) | 2005-12-20 | 2012-07-18 | デジタル画像フレームにフィルムグレインを与える方法、およびシステム |
Country Status (4)
| Country | Link |
|---|---|
| US (2) | US7664337B2 (enExample) |
| EP (1) | EP1801751B1 (enExample) |
| JP (2) | JP5236182B2 (enExample) |
| CN (1) | CN101072333B (enExample) |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101096916B1 (ko) * | 2004-10-18 | 2011-12-22 | 톰슨 라이센싱 | 필름 그레인 시뮬레이션 방법 |
| EP1803303B1 (en) * | 2004-10-21 | 2019-12-04 | InterDigital VC Holdings, Inc. | Technique for adaptive de-blocking of block-based film grain patterns |
| BRPI0517793A (pt) * | 2004-11-12 | 2008-10-21 | Thomson Licensing | simulação de grão de filme para execução normal e execução em modo de efeitos para sistemas de reprodução de vìdeo |
| ES2381982T3 (es) | 2004-11-16 | 2012-06-04 | Thomson Licensing | Método de simulación del grano de película basado en coeficientes de transformación previamente generados por ordenador |
| MX2007005829A (es) | 2004-11-16 | 2007-07-25 | Thomson Licensing | Insercion de mensaje sei de grano de pelicula para la simulacion exacta de bits en un sistema de video. |
| ES2739452T3 (es) * | 2004-11-17 | 2020-01-31 | Interdigital Vc Holdings Inc | Método de simulación de grano de película con precisión de bits basado en coeficientes transformados calculados previamente |
| KR101208158B1 (ko) * | 2004-11-22 | 2012-12-05 | 톰슨 라이센싱 | 필름 그레인 시뮬레이션을 위한 필름 그레인 캐시 분할방법, 장치 및 시스템 |
| ATE435568T1 (de) | 2004-11-23 | 2009-07-15 | Thomson Licensing | Filmkörnigkeitssimulationstechnik mit geringer komplexität |
| WO2007149085A1 (en) * | 2006-06-21 | 2007-12-27 | Thomson Licensing | Automatic film grain adjustment |
| US7813425B2 (en) * | 2006-11-29 | 2010-10-12 | Ipera Technology, Inc. | System and method for processing videos and images to a determined quality level |
| US10715834B2 (en) | 2007-05-10 | 2020-07-14 | Interdigital Vc Holdings, Inc. | Film grain simulation based on pre-computed transform coefficients |
| CN102377929B (zh) | 2008-09-03 | 2015-01-28 | 奥林巴斯映像株式会社 | 图像处理装置、摄像装置以及图像处理方法 |
| JP2010062836A (ja) * | 2008-09-03 | 2010-03-18 | Olympus Imaging Corp | 画像処理装置、画像処理方法、および、画像処理プログラム |
| CN101778300B (zh) * | 2008-12-05 | 2012-05-30 | 香港应用科技研究院有限公司 | 模拟胶片颗粒噪声的方法和装置 |
| CN102714723B (zh) * | 2010-01-15 | 2016-02-03 | 马维尔国际贸易有限公司 | 使用胶片颗粒遮蔽压缩伪影 |
| CN105376548B (zh) * | 2010-05-11 | 2017-07-07 | 汤姆森许可贸易公司 | 用于3维视频的舒适噪声和胶片颗粒处理 |
| JP5693089B2 (ja) * | 2010-08-20 | 2015-04-01 | キヤノン株式会社 | 画像処理装置、及び画像処理装置の制御方法 |
| CN102263963A (zh) * | 2011-08-10 | 2011-11-30 | 深圳市万兴软件有限公司 | 图像摄像方法、装置及移动终端 |
| JP6082304B2 (ja) * | 2012-04-17 | 2017-02-15 | キヤノン株式会社 | 画像処理装置及びその処理方法 |
| US8885953B2 (en) * | 2012-09-01 | 2014-11-11 | Apple Inc. | Grain effect |
| US9652867B2 (en) * | 2013-10-18 | 2017-05-16 | Apple Inc. | Grain generation and blending |
| US9438821B1 (en) * | 2014-04-11 | 2016-09-06 | Suny Behar Parker | Method for applying multi-layered film grain and texture mapping to a digital video image |
| US10224074B2 (en) | 2017-07-12 | 2019-03-05 | Karl Storz Imaging, Inc. | Apparatus and methods for improving video quality from a digital video signal including replicated image frames |
| US12136140B2 (en) | 2019-12-19 | 2024-11-05 | Dolby Laboratories Licensing Corporation | Noise synthesis for digital images |
| US12375734B2 (en) * | 2021-12-07 | 2025-07-29 | Qualcomm Incorporated | Adaptive film grain synthesis |
| EP4515485A1 (en) * | 2022-04-25 | 2025-03-05 | InviziPro LLC | Simulation of analog film characteristics |
| US12262063B2 (en) * | 2022-09-21 | 2025-03-25 | Qualcomm Incorporated | Systems and methods of video decoding with dynamic noise reconstruction |
| CN116708876B (zh) * | 2023-05-06 | 2024-05-14 | 神力视界(深圳)文化科技有限公司 | 视频流处理、展示方法、计算机可读存储介质及电子设备 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3169369B2 (ja) * | 1989-02-06 | 2001-05-21 | ソニー株式会社 | 画像信号符号化装置及び符号化方法 |
| US5475425B1 (en) * | 1994-01-25 | 2000-07-25 | Przyborski Production | Apparatus and method for creating video ouputs that emulate the look of motion picture film |
| US5831673A (en) * | 1994-01-25 | 1998-11-03 | Przyborski; Glenn B. | Method and apparatus for storing and displaying images provided by a video signal that emulates the look of motion picture film |
| JP3353604B2 (ja) * | 1995-08-09 | 2002-12-03 | ソニー株式会社 | 動画像符号化方法及び装置、並びに信号記録媒体 |
| US5641596A (en) * | 1995-12-05 | 1997-06-24 | Eastman Kodak Company | Adjusting film grain properties in digital images |
| US6055340A (en) * | 1997-02-28 | 2000-04-25 | Fuji Photo Film Co., Ltd. | Method and apparatus for processing digital images to suppress their noise and enhancing their sharpness |
| JPH11250246A (ja) * | 1998-02-27 | 1999-09-17 | Fuji Photo Film Co Ltd | 画像処理方法および装置 |
| CA2309002A1 (en) * | 2000-05-23 | 2001-11-23 | Jonathan Martin Shekter | Digital film grain reduction |
| US6868190B1 (en) * | 2000-10-19 | 2005-03-15 | Eastman Kodak Company | Methods for automatically and semi-automatically transforming digital image data to provide a desired image look |
| PL3798988T3 (pl) * | 2003-05-15 | 2021-12-13 | Dolby International Ab | Sposób i urządzenie do przedstawiania ziarnistości obrazu za pomocą jednego lub większej liczby parametrów |
| RU2332715C2 (ru) * | 2003-08-29 | 2008-08-27 | Томсон Лайсенсинг | Способ и устройство для моделирования зернистых структур пленки в частотной области |
| JP2005080301A (ja) * | 2003-09-01 | 2005-03-24 | Matsushita Electric Ind Co Ltd | 動画像符号化方法および動画像復号化方法 |
| EP1511320A1 (en) * | 2003-09-01 | 2005-03-02 | Matsushita Electric Industrial Co., Ltd. | Film grain encoding |
| US7889939B2 (en) * | 2003-09-23 | 2011-02-15 | Thomson Licensing | Technique for simulating film grain using frequency filtering |
| CN1868216B (zh) * | 2003-10-14 | 2010-04-28 | 汤姆森特许公司 | 用于减少视频图像中的主观伪像的方法和装置 |
| US20070117291A1 (en) * | 2003-12-05 | 2007-05-24 | Thomson Licensing | Technique for film grain simulation using a database of film grain patterns |
| ATE435568T1 (de) * | 2004-11-23 | 2009-07-15 | Thomson Licensing | Filmkörnigkeitssimulationstechnik mit geringer komplexität |
| US7432986B2 (en) * | 2005-02-16 | 2008-10-07 | Lsi Corporation | Method and apparatus for masking of video artifacts and/or insertion of film grain in a video decoder |
-
2005
- 2005-12-20 US US11/313,577 patent/US7664337B2/en active Active
-
2006
- 2006-12-20 JP JP2006343186A patent/JP5236182B2/ja not_active Expired - Fee Related
- 2006-12-20 EP EP06026494.2A patent/EP1801751B1/en not_active Ceased
- 2006-12-20 CN CN2006100644502A patent/CN101072333B/zh not_active Expired - Fee Related
-
2009
- 2009-12-18 US US12/642,440 patent/US7889940B2/en not_active Expired - Lifetime
-
2012
- 2012-07-18 JP JP2012159585A patent/JP5301716B2/ja not_active Expired - Fee Related
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