SG147440A1 - Technique for bit-accurate film grain simulation - Google Patents

Technique for bit-accurate film grain simulation

Info

Publication number
SG147440A1
SG147440A1 SG200807701-8A SG2008077018A SG147440A1 SG 147440 A1 SG147440 A1 SG 147440A1 SG 2008077018 A SG2008077018 A SG 2008077018A SG 147440 A1 SG147440 A1 SG 147440A1
Authority
SG
Singapore
Prior art keywords
film grain
bit
technique
simulation
grain simulation
Prior art date
Application number
SG200807701-8A
Other languages
English (en)
Inventor
Jill Mac Donald Boyce
Cristina Gomila
Joan Llach
Alexandros Tourapis
Jeffrey Allen Cooper
Yin Peng
Original Assignee
Thomson Licensing
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=34465178&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=SG147440(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Thomson Licensing filed Critical Thomson Licensing
Publication of SG147440A1 publication Critical patent/SG147440A1/en

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/222Studio circuitry; Studio devices; Studio equipment
    • H04N5/262Studio 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/154Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00Image enhancement or restoration
    • G06T5/70Denoising; Smoothing
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00Image enhancement or restoration
    • G06T5/10Image enhancement or restoration using non-spatial domain filtering
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/117Filters, e.g. for pre-processing or post-processing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/136Incoming video signal characteristics or properties
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/176Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46Embedding additional information in the video signal during the compression process
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00Indexing scheme for image analysis or image enhancement
    • G06T2207/20Special algorithmic details
    • G06T2207/20021Dividing image into blocks, subimages or windows
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00Indexing scheme for image analysis or image enhancement
    • G06T2207/20Special algorithmic details
    • G06T2207/20048Transform domain processing
    • G06T2207/20052Discrete cosine transform [DCT]
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00Indexing scheme for image analysis or image enhancement
    • G06T2207/20Special algorithmic details
    • G06T2207/20172Image enhancement details
    • G06T2207/20204Removing 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)
  • Television Systems (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Image Processing (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
SG200807701-8A 2003-10-14 2004-10-12 Technique for bit-accurate film grain simulation SG147440A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US51102603P 2003-10-14 2003-10-14

Publications (1)

Publication Number Publication Date
SG147440A1 true SG147440A1 (en) 2008-11-28

Family

ID=34465178

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200807701-8A SG147440A1 (en) 2003-10-14 2004-10-12 Technique for bit-accurate film grain simulation

Country Status (17)

Country Link
US (1) US8238613B2 (de)
EP (2) EP1673944B1 (de)
JP (2) JP4685021B2 (de)
KR (2) KR100977244B1 (de)
CN (2) CN1868216B (de)
AU (1) AU2004306878B2 (de)
BR (2) BRPI0415307A (de)
CA (1) CA2540852C (de)
ES (1) ES2749373T3 (de)
HK (1) HK1096515A1 (de)
HU (1) HUE046111T2 (de)
MX (2) MXPA06004097A (de)
PL (1) PL1673944T3 (de)
PT (1) PT1673944T (de)
RU (1) RU2340944C2 (de)
SG (1) SG147440A1 (de)
WO (2) WO2005039188A1 (de)

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RU2006116495A (ru) 2007-11-20
PT1673944T (pt) 2019-10-24
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JP2007508789A (ja) 2007-04-05
US8238613B2 (en) 2012-08-07
US20070070241A1 (en) 2007-03-29
CN1868215B (zh) 2012-10-03
KR20060132813A (ko) 2006-12-22
KR100989897B1 (ko) 2010-10-26
AU2004306878B2 (en) 2009-10-01
EP1673944B1 (de) 2019-09-04
JP4685021B2 (ja) 2011-05-18
MXPA06004097A (es) 2006-06-27
WO2005039188A1 (en) 2005-04-28
RU2340944C2 (ru) 2008-12-10
EP1673944A1 (de) 2006-06-28
PL1673944T3 (pl) 2020-03-31
HK1096515A1 (en) 2007-06-01
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KR100977244B1 (ko) 2010-08-23
BRPI0415404A (pt) 2006-12-05
CA2540852A1 (en) 2005-04-28
BRPI0415307A (pt) 2006-12-05
EP1673943A1 (de) 2006-06-28
CA2540852C (en) 2013-07-09
KR20060132815A (ko) 2006-12-22
AU2004306878A1 (en) 2005-04-28
CN1868216A (zh) 2006-11-22
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HUE046111T2 (hu) 2020-02-28
CN1868215A (zh) 2006-11-22

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