CA2538832C - Technique for simulating film grain using frequency filtering - Google Patents

Technique for simulating film grain using frequency filtering Download PDF

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Publication number
CA2538832C
CA2538832C CA2538832A CA2538832A CA2538832C CA 2538832 C CA2538832 C CA 2538832C CA 2538832 A CA2538832 A CA 2538832A CA 2538832 A CA2538832 A CA 2538832A CA 2538832 C CA2538832 C CA 2538832C
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CA
Canada
Prior art keywords
film grain
image
scaling
noise
receiving
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
CA2538832A
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English (en)
French (fr)
Other versions
CA2538832A1 (en
Inventor
Joan Llach
Jill Macdonald Boyce
Alexandros Tourapis
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.)
InterDigital VC Holdings Inc
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Thomson Licensing SAS
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 Thomson Licensing SAS filed Critical Thomson Licensing SAS
Publication of CA2538832A1 publication Critical patent/CA2538832A1/en
Application granted granted Critical
Publication of CA2538832C publication Critical patent/CA2538832C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation
    • G06T11/001—Texturing; Colouring; Generation of texture or colour
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/10—Image enhancement or restoration using non-spatial domain filtering
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/70—Denoising; Smoothing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/41—Bandwidth or redundancy reduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20021—Dividing image into blocks, subimages or windows
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20048—Transform domain processing
    • G06T2207/20052—Discrete cosine transform [DCT]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20172—Image enhancement details
    • G06T2207/20204—Removing film grain; Adding simulated film grain

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Studio Circuits (AREA)
CA2538832A 2003-09-23 2004-09-22 Technique for simulating film grain using frequency filtering Expired - Fee Related CA2538832C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US50526003P 2003-09-23 2003-09-23
US60/505,260 2003-09-23
PCT/US2004/030950 WO2005032143A1 (en) 2003-09-23 2004-09-22 Technique for simulating film grain using frequency filtering

Publications (2)

Publication Number Publication Date
CA2538832A1 CA2538832A1 (en) 2005-04-07
CA2538832C true CA2538832C (en) 2013-02-12

Family

ID=34392999

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2538832A Expired - Fee Related CA2538832C (en) 2003-09-23 2004-09-22 Technique for simulating film grain using frequency filtering

Country Status (11)

Country Link
US (1) US7889939B2 (enExample)
EP (1) EP1676447A1 (enExample)
JP (2) JP4931587B2 (enExample)
KR (1) KR101114743B1 (enExample)
CN (1) CN1857005B (enExample)
AU (2) AU2004306091B2 (enExample)
BR (1) BRPI0414647A (enExample)
CA (1) CA2538832C (enExample)
RU (1) RU2342703C2 (enExample)
WO (1) WO2005032143A1 (enExample)
ZA (1) ZA200602349B (enExample)

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US7889939B2 (en) * 2003-09-23 2011-02-15 Thomson Licensing Technique for simulating film grain using frequency filtering
WO2005034518A1 (en) * 2003-09-23 2005-04-14 Thomson Licensing S.A. Method for simulating film grain by mosaicing pre-computed samples
JP2005100100A (ja) * 2003-09-25 2005-04-14 Toyota Motor Corp 車輪情報処理装置および車輪情報処理方法
ES2749373T3 (es) * 2003-10-14 2020-03-20 Interdigital Vc Holdings Inc Técnica para una simulación del grano de película exacta de bits
JP4066367B2 (ja) * 2003-11-28 2008-03-26 ノーリツ鋼機株式会社 画像ノイズ除去方法
US8150206B2 (en) * 2004-03-30 2012-04-03 Thomson Licensing Method and apparatus for representing image granularity by one or more parameters
BRPI0516614B1 (pt) * 2004-10-18 2020-08-18 Interdigital Vc Holdings, Inc Método de simulação de granulação de filme
JP4543873B2 (ja) 2004-10-18 2010-09-15 ソニー株式会社 画像処理装置および処理方法
US7738722B2 (en) * 2004-10-21 2010-06-15 Thomson Licensing Technique for adaptive de-blocking of block-based film grain patterns
MX2007005653A (es) 2004-11-12 2007-06-05 Thomson Licensing Simulacion de grano para reproduccion normal y reproduccion de modo de truco para sistemas de reproduccion de video.
CN101138247B (zh) 2004-11-16 2010-05-26 汤姆森特许公司 位精度仿真的胶片颗粒补充增强信息消息插入方法及系统
CN101057259B (zh) * 2004-11-16 2010-11-03 汤姆森许可贸易公司 基于预计算的变换系数的胶片颗粒仿真方法
MX2007005651A (es) 2004-11-17 2007-06-05 Thomson Licensing Metodo de simulacion de grano de pelicula exacto de bits con base en coeficientes transformados pre-computados.
EP1817915A2 (en) 2004-11-22 2007-08-15 THOMSON Licensing Methods, apparatus and system for film grain cache splitting for film grain simulation
US8472526B2 (en) 2004-11-23 2013-06-25 Thomson Licensing Low-complexity film grain simulation technique
JP4960879B2 (ja) * 2004-11-24 2012-06-27 トムソン ライセンシング メディア再生装置における使用のためのフィルム粒子シミュレーション技術
EP1670255A1 (en) * 2004-12-08 2006-06-14 Koninklijke Philips Electronics N.V. Electronic image processing method and device with linked random generators
WO2006075304A2 (en) * 2005-01-12 2006-07-20 Koninklijke Philips Electronics N.V. Depth perception
US7664337B2 (en) * 2005-12-20 2010-02-16 Marvell International Ltd. Film grain generation and addition
JP2007235227A (ja) * 2006-02-27 2007-09-13 Toshiba Corp 映像再生装置、および映像再生方法
EP2036036B1 (en) * 2006-06-21 2018-10-31 Thomson Licensing Automatic film grain adjustment
US8213500B2 (en) 2006-12-21 2012-07-03 Sharp Laboratories Of America, Inc. Methods and systems for processing film grain noise
US7742652B2 (en) 2006-12-21 2010-06-22 Sharp Laboratories Of America, Inc. Methods and systems for image noise processing
US10715834B2 (en) 2007-05-10 2020-07-14 Interdigital Vc Holdings, Inc. Film grain simulation based on pre-computed transform coefficients
US8432975B2 (en) * 2008-01-18 2013-04-30 Mediatek Inc. Apparatus and method for processing a picture frame
US20090328093A1 (en) * 2008-06-30 2009-12-31 At&T Intellectual Property I, L.P. Multimedia Content Filtering
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
WO2011088321A1 (en) * 2010-01-15 2011-07-21 Marvell World Trade, Ltd Use of film grain to mask compression artifacts
JP5484310B2 (ja) 2010-12-24 2014-05-07 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
CN102324091A (zh) * 2011-09-08 2012-01-18 深圳市万兴软件有限公司 一种图像加噪方法和装置
KR101979634B1 (ko) 2012-12-13 2019-05-20 삼성전자주식회사 화질 개선을 위한 영상 처리 장치 및 그 방법
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
CN114945944B (zh) 2019-12-19 2025-08-19 杜比实验室特许公司 用于数字图像的噪声合成
CN112525102B (zh) * 2020-12-09 2021-07-23 吉林大学 基于电流变液的汽车形貌测量系统噪声模拟仪
KR20250029873A (ko) * 2022-07-11 2025-03-05 인터디지털 씨이 페이튼트 홀딩스, 에스에이에스 인코딩 정보를 사용한 필름 그레인 합성
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

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Also Published As

Publication number Publication date
RU2006113613A (ru) 2006-08-27
AU2010202973A1 (en) 2010-08-05
US7889939B2 (en) 2011-02-15
AU2010202973B2 (en) 2011-05-12
ZA200602349B (en) 2007-10-31
AU2004306091B2 (en) 2010-08-12
KR101114743B1 (ko) 2012-03-13
RU2342703C2 (ru) 2008-12-27
WO2005032143A1 (en) 2005-04-07
JP4931587B2 (ja) 2012-05-16
AU2004306091A1 (en) 2005-04-07
EP1676447A1 (en) 2006-07-05
JP2007507172A (ja) 2007-03-22
WO2005032143A9 (en) 2005-10-13
CN1857005A (zh) 2006-11-01
JP2012100322A (ja) 2012-05-24
US20070036452A1 (en) 2007-02-15
BRPI0414647A (pt) 2006-11-14
HK1093642A1 (zh) 2007-03-02
KR20070029624A (ko) 2007-03-14
CA2538832A1 (en) 2005-04-07
CN1857005B (zh) 2010-04-28

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Effective date: 20210922