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HUE046111T2 - Bit-pontosságú film szemcsézet szimulációs technika - Google Patents

Bit-pontosságú film szemcsézet szimulációs technika

Info

Publication number
HUE046111T2
HUE046111T2 HUE04794941A HUE04794941A HUE046111T2 HU E046111 T2 HUE046111 T2 HU E046111T2 HU E04794941 A HUE04794941 A HU E04794941A HU E04794941 A HUE04794941 A HU E04794941A HU E046111 T2 HUE046111 T2 HU E046111T2
Authority
HU
Hungary
Prior art keywords
film grain
bit precision
simulation technique
grain simulation
precision film
Prior art date
Application number
HUE04794941A
Other languages
English (en)
Inventor
Jill Boyce
Cristina Gomila
Joan Llach
Alexandros Tourapis
Jeffrey Cooper
Peng Yin
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=HUE046111(T2) "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 HUE046111T2 publication Critical patent/HUE046111T2/hu

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
    • 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
    • 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
    • G06T2207/20048—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)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
HUE04794941A 2003-10-14 2004-10-12 Bit-pontosságú film szemcsézet szimulációs technika HUE046111T2 (hu)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
HUE046111T2 true HUE046111T2 (hu) 2020-02-28

Family

ID=34465178

Family Applications (1)

Application Number Title Priority Date Filing Date
HUE04794941A HUE046111T2 (hu) 2003-10-14 2004-10-12 Bit-pontosságú film szemcsézet szimulációs technika

Country Status (16)

Country Link
US (1) US8238613B2 (hu)
EP (2) EP1673943A1 (hu)
JP (2) JP4685021B2 (hu)
KR (2) KR100977244B1 (hu)
CN (2) CN1868215B (hu)
AU (1) AU2004306878B2 (hu)
BR (2) BRPI0415307A (hu)
CA (1) CA2540852C (hu)
ES (1) ES2749373T3 (hu)
HU (1) HUE046111T2 (hu)
MX (2) MXPA06004097A (hu)
PL (1) PL1673944T3 (hu)
PT (1) PT1673944T (hu)
RU (1) RU2340944C2 (hu)
SG (1) SG147440A1 (hu)
WO (2) WO2005039188A1 (hu)

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PT1673944T (pt) 2019-10-24
BRPI0415404A (pt) 2006-12-05
ES2749373T3 (es) 2020-03-20
AU2004306878A1 (en) 2005-04-28
WO2005039188A1 (en) 2005-04-28
US20070070241A1 (en) 2007-03-29
PL1673944T3 (pl) 2020-03-31
CA2540852A1 (en) 2005-04-28
KR100989897B1 (ko) 2010-10-26
JP4685021B2 (ja) 2011-05-18
JP2007508788A (ja) 2007-04-05
KR20060132813A (ko) 2006-12-22
HK1096515A1 (en) 2007-06-01
JP2007508789A (ja) 2007-04-05
CN1868216B (zh) 2010-04-28
BRPI0415307A (pt) 2006-12-05
EP1673943A1 (en) 2006-06-28
MXPA06004099A (es) 2006-08-25
AU2004306878B2 (en) 2009-10-01
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MXPA06004097A (es) 2006-06-27
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WO2005039189A1 (en) 2005-04-28
CA2540852C (en) 2013-07-09
CN1868215A (zh) 2006-11-22
KR20060132815A (ko) 2006-12-22
RU2340944C2 (ru) 2008-12-10
CN1868216A (zh) 2006-11-22
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