JP2007174667A5 - - Google Patents

Download PDF

Info

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
Application number
JP2006343186A
Other languages
English (en)
Japanese (ja)
Other versions
JP2007174667A (ja
JP5236182B2 (ja
Filing date
Publication date
Priority claimed from US11/313,577 external-priority patent/US7664337B2/en
Application filed filed Critical
Publication of JP2007174667A publication Critical patent/JP2007174667A/ja
Publication of JP2007174667A5 publication Critical patent/JP2007174667A5/ja
Application granted granted Critical
Publication of JP5236182B2 publication Critical patent/JP5236182B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

JP2006343186A 2005-12-20 2006-12-20 フィルムグレインの生成及び付加 Expired - Fee Related JP5236182B2 (ja)

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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BRPI0516614B1 (pt) * 2004-10-18 2020-08-18 Interdigital Vc Holdings, Inc Método de simulação de granulação de filme
CA2584027C (en) * 2004-10-21 2014-12-30 Thomson Licensing Technique for adaptive de-blocking of block-based film grain patterns
WO2006055199A2 (en) * 2004-11-12 2006-05-26 Thomson Licensing Film grain simulation for normal play and trick mode play for video playback systems
BRPI0517743B1 (pt) 2004-11-16 2017-06-27 Thomson Licensing Method and apparatus for creating a film granulation block
KR101270755B1 (ko) 2004-11-16 2013-06-03 톰슨 라이센싱 비디오 시스템에서 비트-정확한 시뮬레이션을 위한 필름 그레인 ｓｅｉ 메시지 삽입
CA2587117C (en) * 2004-11-17 2014-02-11 Thomson Licensing Bit-accurate film grain simulation method based on pre-computed transformed coefficients
BRPI0518037A (pt) * 2004-11-22 2008-10-28 Thomson Licensing métodos, aparelho e sistema para dividir cache de granulação de pelìcula para simulação de granulação de pelìcula
AU2005309975B2 (en) 2004-11-23 2010-09-16 Interdigital Vc Holdings, Inc. Low-complexity film grain simulation technique
US8295628B2 (en) * 2006-06-21 2012-10-23 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
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
CN102291537B (zh) * 2008-09-03 2015-05-27 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
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
WO2011088321A1 (en) * 2010-01-15 2011-07-21 Marvell World Trade, Ltd Use of film grain to mask compression artifacts
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
JP7451710B2 (ja) 2019-12-19 2024-03-18 ドルビー ラボラトリーズ ライセンシング コーポレイション デジタル画像のためのノイズ合成
US12375734B2 (en) * 2021-12-07 2025-07-29 Qualcomm Incorporated Adaptive film grain synthesis
WO2023211861A1 (en) * 2022-04-25 2023-11-02 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)

* Cited by examiner, † Cited by third party
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
PL3913579T3 (pl) * 2003-05-15 2022-09-19 Dolby International Ab Sposób i urządzenie do przedstawiania ziarnistości obrazu za pomocą jednego lub większej liczby parametrów
MXPA06002339A (es) * 2003-08-29 2006-05-19 Thomson Licensing Metodo y aparato para modelar patrones de grano de pelicula en el dominio de frecuencia.
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
BRPI0414647A (pt) * 2003-09-23 2006-11-14 Thomson Licensing técnica para simular grão de filme usando filtração de freqüência
HUE046111T2 (hu) * 2003-10-14 2020-02-28 Interdigital Vc Holdings Inc Bit-pontosságú film szemcsézet szimulációs technika
ZA200604413B (en) * 2003-12-05 2007-10-31 Thomson Licensing Technique for film grain simulation using a database of film grain patterns
AU2005309975B2 (en) * 2004-11-23 2010-09-16 Interdigital Vc Holdings, Inc. Low-complexity film grain simulation technique
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

Similar Documents

Publication Publication Date Title
JP2007174667A5 (enExample)
CN112565603B (zh) 图像处理方法、装置及电子设备
JP5236182B2 (ja) フィルムグレインの生成及び付加
Bandoh et al. Recent advances in high dynamic range imaging technology
CN103974007B (zh) 屏幕菜单式调节方式信息的叠加方法及装置
WO2004049257A3 (en) Method and system for generating panoramic images from video sequences
TW201118800A (en) System and method for deblurring motion blurred images
CN111292282B (zh) 低比特位宽hdr图像的生成方法及装置、存储介质、终端
JP2012099876A (ja) 画像処理装置、撮像装置、画像処理方法、プログラム
JP2008219888A5 (enExample)
JP2005110259A5 (enExample)
JP6087612B2 (ja) 画像処理装置および画像処理方法
JP2005109691A5 (enExample)
JP2010268332A5 (enExample)
WO2017101561A1 (zh) 高动态范围图像的生成方法、拍照装置和终端、成像方法
JP2008304805A5 (enExample)
JP2014021928A (ja) 画像処理装置、画像処理方法およびプログラム
JP2016015726A5 (enExample)
JP2011193117A5 (enExample)
US10277771B1 (en) Floating-point camera
TW200950527A (en) Method for processing video data stream
JP2003348447A5 (enExample)
CN102572297B (zh) 一种高效高质量的视频特效的渲染方法
CN113840170B (zh) 连麦直播的方法及装置
CN110213503A (zh) 图像处理方法、装置、存储介质及电子设备