KR101001086B1 - 주파수 도메인에서 필름 그레인 패턴을 모델링하는 방법 및장치 - Google Patents

주파수 도메인에서 필름 그레인 패턴을 모델링하는 방법 및장치 Download PDF

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KR101001086B1
KR101001086B1 KR1020067004023A KR20067004023A KR101001086B1 KR 101001086 B1 KR101001086 B1 KR 101001086B1 KR 1020067004023 A KR1020067004023 A KR 1020067004023A KR 20067004023 A KR20067004023 A KR 20067004023A KR 101001086 B1 KR101001086 B1 KR 101001086B1
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film grain
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KR20060121832A (ko
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크리스티나 고밀라
조안 라크
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톰슨 라이센싱
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    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • 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
    • H04N19/467—Embedding additional information in the video signal during the compression process characterised by the embedded information being invisible, e.g. watermarking
    • 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • 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
    • 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
    • G06T2207/10—Image acquisition modality
    • G06T2207/10016—Video; Image sequence
    • 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)
  • Physical Vapour Deposition (AREA)
  • Junction Field-Effect Transistors (AREA)
KR1020067004023A 2003-08-29 2004-04-07 주파수 도메인에서 필름 그레인 패턴을 모델링하는 방법 및장치 Expired - Fee Related KR101001086B1 (ko)

Applications Claiming Priority (2)

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US49894503P 2003-08-29 2003-08-29
US60/498,945 2003-08-29

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KR20060121832A KR20060121832A (ko) 2006-11-29
KR101001086B1 true KR101001086B1 (ko) 2010-12-14

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US (1) US7738721B2 (https=)
EP (1) EP1661089B1 (https=)
JP (3) JP4711962B2 (https=)
KR (1) KR101001086B1 (https=)
CN (1) CN100389437C (https=)
AT (1) ATE381076T1 (https=)
AU (1) AU2004273405B2 (https=)
BR (1) BRPI0413904B1 (https=)
CA (1) CA2537000C (https=)
DE (1) DE602004010683T2 (https=)
ES (1) ES2297531T3 (https=)
MX (1) MXPA06002339A (https=)
MY (1) MY136026A (https=)
PL (1) PL1661089T3 (https=)
RU (1) RU2332715C2 (https=)
WO (1) WO2005027045A1 (https=)
ZA (1) ZA200601707B (https=)

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RU2371769C2 (ru) * 2004-11-16 2009-10-27 Томсон Лайсенсинг Способ имитации зернистости фотопленки на основе предварительно вычисленных коэффициентов преобразования
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.
KR101208158B1 (ko) 2004-11-22 2012-12-05 톰슨 라이센싱 필름 그레인 시뮬레이션을 위한 필름 그레인 캐시 분할방법, 장치 및 시스템
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US7873210B2 (en) * 2007-03-14 2011-01-18 Autodesk, Inc. Automatic film grain reproduction
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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
FR2943201B1 (fr) * 2009-03-12 2011-03-11 Ateme Sa Parametrage du grain d'image
JP6101009B2 (ja) * 2012-06-15 2017-03-22 日本放送協会 階調削減符号化装置、階調復元復号装置及びそれらのプログラム
KR101979634B1 (ko) 2012-12-13 2019-05-20 삼성전자주식회사 화질 개선을 위한 영상 처리 장치 및 그 방법
US20140327737A1 (en) * 2013-05-01 2014-11-06 Raymond John Westwater Method and Apparatus to Perform Optimal Visually-Weighed Quantization of Time-Varying Visual Sequences in Transform Space
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Also Published As

Publication number Publication date
WO2005027045A1 (en) 2005-03-24
RU2332715C2 (ru) 2008-08-27
AU2004273405B2 (en) 2009-12-17
MY136026A (en) 2008-07-31
JP5394546B2 (ja) 2014-01-22
ZA200601707B (en) 2008-09-25
MXPA06002339A (es) 2006-05-19
JP2011004437A (ja) 2011-01-06
ES2297531T3 (es) 2008-05-01
EP1661089B1 (en) 2007-12-12
AU2004273405A1 (en) 2005-03-24
CN1842822A (zh) 2006-10-04
CN100389437C (zh) 2008-05-21
BRPI0413904A (pt) 2006-10-24
JP2012227951A (ja) 2012-11-15
RU2006110037A (ru) 2007-10-20
DE602004010683D1 (de) 2008-01-24
JP2007504709A (ja) 2007-03-01
CA2537000A1 (en) 2005-03-24
EP1661089A1 (en) 2006-05-31
CA2537000C (en) 2011-11-15
US20060292837A1 (en) 2006-12-28
KR20060121832A (ko) 2006-11-29
HK1094071A1 (zh) 2007-03-16
US7738721B2 (en) 2010-06-15
ATE381076T1 (de) 2007-12-15
PL1661089T3 (pl) 2008-05-30
JP4711962B2 (ja) 2011-06-29
BRPI0413904B1 (pt) 2017-06-06
DE602004010683T2 (de) 2009-01-02

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