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PT1673944T - Técnica para a simulação de granulação de película com bits de precisão. - Google Patents

Técnica para a simulação de granulação de película com bits de precisão.

Info

Publication number
PT1673944T
PT1673944T PT47949417T PT04794941T PT1673944T PT 1673944 T PT1673944 T PT 1673944T PT 47949417 T PT47949417 T PT 47949417T PT 04794941 T PT04794941 T PT 04794941T PT 1673944 T PT1673944 T PT 1673944T
Authority
PT
Portugal
Prior art keywords
granulation
simulation
technique
film
precision bits
Prior art date
Application number
PT47949417T
Other languages
English (en)
Inventor
Macdonald Boyce Jill
Gomila Cristina
Llach Joan
Yin Peng
Allen Cooper Jeffrey
Tourapis Alexandros
Original Assignee
Interdigital Vc Holdings Inc
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=PT1673944(T) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Interdigital Vc Holdings Inc filed Critical Interdigital Vc Holdings Inc
Publication of PT1673944T publication Critical patent/PT1673944T/pt

Links

Classifications

    • 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
    • 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
    • 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
    • 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
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • 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

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)
  • Separation Using Semi-Permeable Membranes (AREA)
PT47949417T 2003-10-14 2004-10-12 Técnica para a simulação de granulação de película com bits de precisão. PT1673944T (pt)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
PT1673944T true PT1673944T (pt) 2019-10-24

Family

ID=34465178

Family Applications (1)

Application Number Title Priority Date Filing Date
PT47949417T PT1673944T (pt) 2003-10-14 2004-10-12 Técnica para a simulação de granulação de película com bits de precisão.

Country Status (16)

Country Link
US (1) US8238613B2 (pt)
EP (2) EP1673944B1 (pt)
JP (2) JP4685021B2 (pt)
KR (2) KR100989897B1 (pt)
CN (2) CN1868215B (pt)
AU (1) AU2004306878B2 (pt)
BR (2) BRPI0415404B1 (pt)
CA (1) CA2540852C (pt)
ES (1) ES2749373T3 (pt)
HU (1) HUE046111T2 (pt)
MX (2) MXPA06004099A (pt)
PL (1) PL1673944T3 (pt)
PT (1) PT1673944T (pt)
RU (1) RU2340944C2 (pt)
SG (1) SG147440A1 (pt)
WO (2) WO2005039188A1 (pt)

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HUE046111T2 (hu) 2020-02-28
US20070070241A1 (en) 2007-03-29
EP1673943A1 (en) 2006-06-28
AU2004306878B2 (en) 2009-10-01
BRPI0415404B1 (pt) 2018-07-17
JP2007508788A (ja) 2007-04-05
US8238613B2 (en) 2012-08-07
CA2540852C (en) 2013-07-09
MXPA06004099A (es) 2006-08-25
EP1673944A1 (en) 2006-06-28
BRPI0415307A (pt) 2006-12-05
WO2005039189A1 (en) 2005-04-28
BRPI0415404A (pt) 2006-12-05
KR100977244B1 (ko) 2010-08-23
CA2540852A1 (en) 2005-04-28
JP2007508789A (ja) 2007-04-05
KR100989897B1 (ko) 2010-10-26
SG147440A1 (en) 2008-11-28
AU2004306878A1 (en) 2005-04-28
CN1868216A (zh) 2006-11-22
CN1868215B (zh) 2012-10-03
MXPA06004097A (es) 2006-06-27
CN1868216B (zh) 2010-04-28
KR20060132815A (ko) 2006-12-22
HK1096515A1 (en) 2007-06-01
KR20060132813A (ko) 2006-12-22
CN1868215A (zh) 2006-11-22
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WO2005039188A1 (en) 2005-04-28
RU2340944C2 (ru) 2008-12-10
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PL1673944T3 (pl) 2020-03-31
EP1673944B1 (en) 2019-09-04

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