KR101180184B1 - 필름 그레인 패턴의 데이터베이스를 이용하는 필름 그레인시뮬레이션 기법 - Google Patents

필름 그레인 패턴의 데이터베이스를 이용하는 필름 그레인시뮬레이션 기법 Download PDF

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KR101180184B1
KR101180184B1 KR1020067010849A KR20067010849A KR101180184B1 KR 101180184 B1 KR101180184 B1 KR 101180184B1 KR 1020067010849 A KR1020067010849 A KR 1020067010849A KR 20067010849 A KR20067010849 A KR 20067010849A KR 101180184 B1 KR101180184 B1 KR 101180184B1
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film grain
block
values
blocks
pixels
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KR20060118524A (ko
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제프리 알렌 쿠퍼
질 맥도날드 보이세
알렉산드로스 토라피스
크리스티나 고밀라
조안 르라츠
펭 인
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톰슨 라이센싱
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Assigned to 인터디지털 브이씨 홀딩스 인코포레이티드 reassignment 인터디지털 브이씨 홀딩스 인코포레이티드 권리의 전부이전등록 Assignors: 톰슨 라이센싱
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—Two-dimensional [2D] image generation
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • 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
    • 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
    • G06T2207/20172—Image enhancement details
    • G06T2207/20204—Removing film grain; Adding simulated film grain
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136—Incoming video signal characteristics or properties
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • 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

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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)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Sampling And Sample Adjustment (AREA)
KR1020067010849A 2003-12-05 2004-12-01 필름 그레인 패턴의 데이터베이스를 이용하는 필름 그레인시뮬레이션 기법 Expired - Fee Related KR101180184B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US52789503P 2003-12-05 2003-12-05
US60/527,895 2003-12-05
PCT/US2004/041164 WO2005057936A1 (en) 2003-12-05 2004-12-01 Technique for film grain simulation using a database of film grain patterns

Publications (2)

Publication Number Publication Date
KR20060118524A KR20060118524A (ko) 2006-11-23
KR101180184B1 true KR101180184B1 (ko) 2012-09-05

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Country Status (10)

Country Link
US (1) US20070117291A1 (https=)
EP (1) EP1690423B1 (https=)
JP (2) JP2007513434A (https=)
KR (1) KR101180184B1 (https=)
CN (1) CN1890978B (https=)
AU (1) AU2004298261B2 (https=)
BR (1) BRPI0417216B1 (https=)
RU (1) RU2346330C2 (https=)
WO (1) WO2005057936A1 (https=)
ZA (1) ZA200604413B (https=)

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US7945106B2 (en) * 2003-09-23 2011-05-17 Thomson Licensing Method for simulating film grain by mosaicing pre-computer 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
EP1673944B1 (en) * 2003-10-14 2019-09-04 InterDigital VC Holdings, Inc. Technique for bit-accurate film grain simulation
CN100592792C (zh) * 2004-03-19 2010-02-24 皇家飞利浦电子股份有限公司 为伪随机噪声的产生而并入并提取与电视信号有关的种子
US8150206B2 (en) * 2004-03-30 2012-04-03 Thomson Licensing Method and apparatus for representing image granularity by one or more parameters
KR101096916B1 (ko) * 2004-10-18 2011-12-22 톰슨 라이센싱 필름 그레인 시뮬레이션 방법
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
EP1815688B1 (en) 2004-11-23 2009-07-01 Thomson Licensing Low-complexity film grain simulation technique
WO2006057994A2 (en) * 2004-11-24 2006-06-01 Thomson Licensing Film grain simulation technique for use in media playback devices
EP1670255A1 (en) * 2004-12-08 2006-06-14 Koninklijke Philips Electronics N.V. Electronic image processing method and device with linked random generators
US7596239B2 (en) * 2005-08-02 2009-09-29 Lsi Corporation Method and/or apparatus for video watermarking and steganography using simulated film grain
US7684626B1 (en) * 2005-12-01 2010-03-23 Maxim Integrated Products Method and apparatus for image decoder post-processing using image pre-processing and image encoding information
US7664337B2 (en) * 2005-12-20 2010-02-16 Marvell International Ltd. Film grain generation and addition
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
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
US20100110287A1 (en) * 2008-10-31 2010-05-06 Hong Kong Applied Science And Technology Research Institute Co. Ltd. Method and apparatus for modeling film grain noise
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
KR101047544B1 (ko) * 2010-01-25 2011-07-07 엠텍비젼 주식회사 카메라 기능을 구비한 휴대형 장치 및 그 이미지 처리 방법
JP5595257B2 (ja) * 2010-12-24 2014-09-24 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
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
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
JP2024509923A (ja) * 2021-03-18 2024-03-05 インターディジタル・シーイー・パテント・ホールディングス・ソシエテ・パ・アクシオンス・シンプリフィエ フィルムグレインパラメータを生成する方法又は装置、フィルムグレインパターンを有する画素のブロックを生成する方法又は装置

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Also Published As

Publication number Publication date
WO2005057936A1 (en) 2005-06-23
KR20060118524A (ko) 2006-11-23
BRPI0417216A (pt) 2007-02-21
CN1890978A (zh) 2007-01-03
JP2007513434A (ja) 2007-05-24
EP1690423B1 (en) 2020-03-18
AU2004298261B2 (en) 2010-02-25
AU2004298261A1 (en) 2005-06-23
CN1890978B (zh) 2013-06-26
EP1690423A1 (en) 2006-08-16
RU2346330C2 (ru) 2009-02-10
JP5876691B2 (ja) 2016-03-02
RU2006123942A (ru) 2008-01-10
ZA200604413B (en) 2007-10-31
BRPI0417216B1 (pt) 2018-12-26
US20070117291A1 (en) 2007-05-24
JP2012059267A (ja) 2012-03-22

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P22-X000 Classification modified

St.27 status event code: A-4-4-P10-P22-nap-X000