JP4931587B2 - 周波数フィルタリングを用いてフィルムグレインをシミュレートする手法 - Google Patents

周波数フィルタリングを用いてフィルムグレインをシミュレートする手法 Download PDF

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Publication number
JP4931587B2
JP4931587B2 JP2006528114A JP2006528114A JP4931587B2 JP 4931587 B2 JP4931587 B2 JP 4931587B2 JP 2006528114 A JP2006528114 A JP 2006528114A JP 2006528114 A JP2006528114 A JP 2006528114A JP 4931587 B2 JP4931587 B2 JP 4931587B2
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film grain
noise
image
scaling
receiving
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JP2007507172A (ja
JP2007507172A5 (cg-RX-API-DMAC10.html
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ラッチ，ジョーン
ボイス，ジル，マクドナルド
トゥラピス，アレクサンドロス
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Thomson Licensing SAS
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    • 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—Two-dimensional [2D] image generation
    • G06T11/10—Texturing; Colouring; Generation of textures or colours
    • 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

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  • 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)
JP2006528114A 2003-09-23 2004-09-22 周波数フィルタリングを用いてフィルムグレインをシミュレートする手法 Expired - Fee Related JP4931587B2 (ja)

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

Related Child Applications (1)

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JP2011288833A Division JP2012100322A (ja) 2003-09-23 2011-12-28 周波数フィルタリングを用いてフィルムグレインをシミュレートする手法

Publications (3)

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JP2007507172A JP2007507172A (ja) 2007-03-22
JP2007507172A5 JP2007507172A5 (cg-RX-API-DMAC10.html) 2007-11-01
JP4931587B2 true JP4931587B2 (ja) 2012-05-16

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JP2011288833A Pending JP2012100322A (ja) 2003-09-23 2011-12-28 周波数フィルタリングを用いてフィルムグレインをシミュレートする手法

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Country Link
US (1) US7889939B2 (cg-RX-API-DMAC10.html)
EP (1) EP1676447A1 (cg-RX-API-DMAC10.html)
JP (2) JP4931587B2 (cg-RX-API-DMAC10.html)
KR (1) KR101114743B1 (cg-RX-API-DMAC10.html)
CN (1) CN1857005B (cg-RX-API-DMAC10.html)
AU (2) AU2004306091B2 (cg-RX-API-DMAC10.html)
BR (1) BRPI0414647A (cg-RX-API-DMAC10.html)
CA (1) CA2538832C (cg-RX-API-DMAC10.html)
RU (1) RU2342703C2 (cg-RX-API-DMAC10.html)
WO (1) WO2005032143A1 (cg-RX-API-DMAC10.html)
ZA (1) ZA200602349B (cg-RX-API-DMAC10.html)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012100322A (ja) * 2003-09-23 2012-05-24 Thomson Licensing 周波数フィルタリングを用いてフィルムグレインをシミュレートする手法
JP2012227951A (ja) * 2003-08-29 2012-11-15 Thomson Licensing 周波数領域においてフィルムグレインのパターンをモデリングする方法及び装置

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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
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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
EP1803303B1 (en) * 2004-10-21 2019-12-04 InterDigital VC Holdings, Inc. 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.
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
US9117261B2 (en) 2004-11-16 2015-08-25 Thomson Licensing Film grain SEI message insertion for bit-accurate simulation in a video system
CA2587117C (en) * 2004-11-17 2014-02-11 Thomson Licensing Bit-accurate film grain simulation method based on pre-computed transformed coefficients
CA2587437C (en) 2004-11-22 2015-01-13 Thomson Licensing Methods, apparatus and system for film grain cache splitting for film grain simulation
EP1815688B1 (en) 2004-11-23 2009-07-01 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
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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
US8295628B2 (en) * 2006-06-21 2012-10-23 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
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JP5751679B2 (ja) * 2010-01-15 2015-07-22 マーベル ワールド トレード リミテッド 圧縮アーチファクトをマスクするためのフィルムグレインの利用
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
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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
WO2023211861A1 (en) * 2022-04-25 2023-11-02 Invizipro Llc Simulation of analog film characteristics
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
US20250232460A1 (en) * 2024-01-11 2025-07-17 Beijing Yojaja Software Technology Development Co., Ltd. Film grain measurement using adaptable region selection

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Cited By (2)

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Publication number Priority date Publication date Assignee Title
JP2012227951A (ja) * 2003-08-29 2012-11-15 Thomson Licensing 周波数領域においてフィルムグレインのパターンをモデリングする方法及び装置
JP2012100322A (ja) * 2003-09-23 2012-05-24 Thomson Licensing 周波数フィルタリングを用いてフィルムグレインをシミュレートする手法

Also Published As

Publication number Publication date
RU2342703C2 (ru) 2008-12-27
EP1676447A1 (en) 2006-07-05
CA2538832A1 (en) 2005-04-07
WO2005032143A1 (en) 2005-04-07
CA2538832C (en) 2013-02-12
ZA200602349B (en) 2007-10-31
BRPI0414647A (pt) 2006-11-14
KR101114743B1 (ko) 2012-03-13
US20070036452A1 (en) 2007-02-15
JP2007507172A (ja) 2007-03-22
CN1857005B (zh) 2010-04-28
AU2010202973A1 (en) 2010-08-05
CN1857005A (zh) 2006-11-01
HK1093642A1 (zh) 2007-03-02
US7889939B2 (en) 2011-02-15
JP2012100322A (ja) 2012-05-24
KR20070029624A (ko) 2007-03-14
AU2010202973B2 (en) 2011-05-12
RU2006113613A (ru) 2006-08-27
AU2004306091A1 (en) 2005-04-07
AU2004306091B2 (en) 2010-08-12
WO2005032143A9 (en) 2005-10-13

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