ZA200601707B - Method and apparatus for modeling film grain patterns in the frequency domain - Google Patents

Method and apparatus for modeling film grain patterns in the frequency domain

Info

Publication number
ZA200601707B
ZA200601707B ZA200601707A ZA200601707A ZA200601707B ZA 200601707 B ZA200601707 B ZA 200601707B ZA 200601707 A ZA200601707 A ZA 200601707A ZA 200601707 A ZA200601707 A ZA 200601707A ZA 200601707 B ZA200601707 B ZA 200601707B
Authority
ZA
South Africa
Prior art keywords
film grain
frequency domain
grain patterns
modeling film
modeling
Prior art date
Application number
ZA200601707A
Other languages
English (en)
Inventor
Gomila Cristina
Llach Joan
Original Assignee
Thomson Licensing Sa
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 Sa filed Critical Thomson Licensing Sa
Publication of ZA200601707B publication Critical patent/ZA200601707B/xx

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)
  • Physical Vapour Deposition (AREA)
  • Junction Field-Effect Transistors (AREA)
ZA200601707A 2003-08-29 2004-04-07 Method and apparatus for modeling film grain patterns in the frequency domain ZA200601707B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US49894503P 2003-08-29 2003-08-29

Publications (1)

Publication Number Publication Date
ZA200601707B true ZA200601707B (en) 2008-09-25

Family

ID=34312174

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200601707A ZA200601707B (en) 2003-08-29 2004-04-07 Method and apparatus for modeling film grain patterns in the frequency domain

Country Status (17)

Country Link
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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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
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Also Published As

Publication number Publication date
MXPA06002339A (es) 2006-05-19
RU2332715C2 (ru) 2008-08-27
EP1661089A1 (en) 2006-05-31
RU2006110037A (ru) 2007-10-20
PL1661089T3 (pl) 2008-05-30
JP2007504709A (ja) 2007-03-01
BRPI0413904B1 (pt) 2017-06-06
ATE381076T1 (de) 2007-12-15
HK1094071A1 (zh) 2007-03-16
JP2012227951A (ja) 2012-11-15
KR101001086B1 (ko) 2010-12-14
JP4711962B2 (ja) 2011-06-29
EP1661089B1 (en) 2007-12-12
DE602004010683D1 (de) 2008-01-24
KR20060121832A (ko) 2006-11-29
US7738721B2 (en) 2010-06-15
MY136026A (en) 2008-07-31
ES2297531T3 (es) 2008-05-01
BRPI0413904A (pt) 2006-10-24
DE602004010683T2 (de) 2009-01-02
CA2537000C (en) 2011-11-15
JP2011004437A (ja) 2011-01-06
CN1842822A (zh) 2006-10-04
CN100389437C (zh) 2008-05-21
AU2004273405B2 (en) 2009-12-17
JP5394546B2 (ja) 2014-01-22
CA2537000A1 (en) 2005-03-24
AU2004273405A1 (en) 2005-03-24
US20060292837A1 (en) 2006-12-28
WO2005027045A1 (en) 2005-03-24

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