DE602005020967D1 - Bitpräzise seed-initialisierung für in einem videosystem verwendete generatoren von pseudozufallsnummern - Google Patents

Bitpräzise seed-initialisierung für in einem videosystem verwendete generatoren von pseudozufallsnummern

Info

Publication number
DE602005020967D1
DE602005020967D1 DE602005020967T DE602005020967T DE602005020967D1 DE 602005020967 D1 DE602005020967 D1 DE 602005020967D1 DE 602005020967 T DE602005020967 T DE 602005020967T DE 602005020967 T DE602005020967 T DE 602005020967T DE 602005020967 D1 DE602005020967 D1 DE 602005020967D1
Authority
DE
Germany
Prior art keywords
video system
pseudozufallsnummern
bitprecision
initialisation
seed
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
DE602005020967T
Other languages
English (en)
Inventor
Cristina Gomila
Joan Llach
Jeffrey Allen Cooper
Jill Macdonald Boyce
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thomson Licensing SAS
Original Assignee
Thomson Licensing SAS
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 SAS filed Critical Thomson Licensing SAS
Publication of DE602005020967D1 publication Critical patent/DE602005020967D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • H04N7/00—Television systems
    • H04N7/24—Systems for the transmission of television signals using pulse code modulation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/58—Random or pseudo-random number generators
    • G06F7/582—Pseudo-random number generators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/02—Colour television systems with bandwidth reduction
    • 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
    • H04N19/70—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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/12—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Analysis (AREA)
  • Computational Mathematics (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Holo Graphy (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Television Signal Processing For Recording (AREA)
DE602005020967T 2004-11-16 2005-11-14 Bitpräzise seed-initialisierung für in einem videosystem verwendete generatoren von pseudozufallsnummern Active DE602005020967D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US62850004P 2004-11-16 2004-11-16
PCT/US2005/040970 WO2006055430A2 (en) 2004-11-16 2005-11-14 Bit-accurate seed initialization for pseudo-random number generators used in a video system

Publications (1)

Publication Number Publication Date
DE602005020967D1 true DE602005020967D1 (de) 2010-06-10

Family

ID=36283764

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005020967T Active DE602005020967D1 (de) 2004-11-16 2005-11-14 Bitpräzise seed-initialisierung für in einem videosystem verwendete generatoren von pseudozufallsnummern

Country Status (16)

Country Link
US (1) US7852409B2 (de)
EP (1) EP1815324B1 (de)
JP (1) JP5087405B2 (de)
KR (2) KR101295221B1 (de)
CN (1) CN101057215B (de)
AT (1) ATE466328T1 (de)
AU (2) AU2005306697B2 (de)
BR (1) BRPI0518174B1 (de)
CA (1) CA2587131C (de)
DE (1) DE602005020967D1 (de)
HK (1) HK1105825A1 (de)
MX (1) MX2007005828A (de)
MY (1) MY140122A (de)
RU (1) RU2416818C2 (de)
WO (1) WO2006055430A2 (de)
ZA (1) ZA200703917B (de)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8432975B2 (en) * 2008-01-18 2013-04-30 Mediatek Inc. Apparatus and method for processing a picture frame
JP5056560B2 (ja) * 2008-03-17 2012-10-24 富士通株式会社 符号化装置、復号化装置、符号化方法および復号化方法
US9131033B2 (en) 2010-07-20 2015-09-08 Qualcomm Incoporated Providing sequence data sets for streaming video data
US9161004B2 (en) 2012-04-25 2015-10-13 Qualcomm Incorporated Identifying parameter sets in video files
US8712052B2 (en) * 2012-07-23 2014-04-29 Cooper Technologies Company System and method for secure power systems infrastructure communications
KR101979634B1 (ko) 2012-12-13 2019-05-20 삼성전자주식회사 화질 개선을 위한 영상 처리 장치 및 그 방법
US10078207B2 (en) 2015-03-18 2018-09-18 Endochoice, Inc. Systems and methods for image magnification using relative movement between an image sensor and a lens assembly
CN109753269B (zh) * 2019-01-30 2021-11-09 百度在线网络技术（北京）有限公司 区块链的随机数生成方法、装置、设备和存储介质
WO2020216256A1 (en) * 2019-04-22 2020-10-29 Mediatek Inc. Prs sequence initialization

Family Cites Families (25)

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US4935816A (en) 1989-06-23 1990-06-19 Robert A. Faber Method and apparatus for video image film simulation
US5687011A (en) 1990-10-11 1997-11-11 Mowry; Craig P. System for originating film and video images simultaneously, for use in modification of video originated images toward simulating images originated on film
US5374954A (en) 1990-10-11 1994-12-20 Harry E. Mowry Video system for producing video image simulating the appearance of motion picture or other photographic film
US5140414A (en) 1990-10-11 1992-08-18 Mowry Craig P Video system for producing video images simulating images derived from motion picture film
US5457491A (en) 1990-10-11 1995-10-10 Mowry; Craig P. System for producing image on first medium, such as video, simulating the appearance of image on second medium, such as motion picture or other photographic film
US5335013A (en) 1992-01-16 1994-08-02 Faber Robert A Method and apparatus for video camera image film simulation
US5471572A (en) 1993-07-09 1995-11-28 Silicon Graphics, Inc. System and method for adding detail to texture imagery in computer generated interactive graphics
US5831673A (en) 1994-01-25 1998-11-03 Przyborski; Glenn B. Method and apparatus for storing and displaying images provided by a video signal that emulates the look of motion picture film
US5475425B1 (en) 1994-01-25 2000-07-25 Przyborski Production Apparatus and method for creating video ouputs that emulate the look of motion picture film
WO1996013006A1 (en) 1994-10-20 1996-05-02 Mark Alan Zimmer Digital mark-making method
US5629769A (en) 1995-06-01 1997-05-13 Eastman Kodak Company Apparatus and method for the measurement of grain in images
US5641596A (en) 1995-12-05 1997-06-24 Eastman Kodak Company Adjusting film grain properties in digital images
GB9607633D0 (en) * 1996-04-12 1996-06-12 Discreet Logic Inc Grain matching of composite image in image
US6219838B1 (en) * 1998-08-24 2001-04-17 Sharewave, Inc. Dithering logic for the display of video information
CN1155242C (zh) * 1998-08-27 2004-06-23 国际商业机器公司 在视频数据中嵌入附加信息的系统和方法
US6317216B1 (en) 1999-12-13 2001-11-13 Brown University Research Foundation Optical method for the determination of grain orientation in films
EP1279111A4 (de) 2000-04-07 2005-03-23 Dolby Lab Licensing Corp Verbesserte zeitliche und auflösungs-schichtung beim fortschrittlichen fernsehen
CA2309002A1 (en) 2000-05-23 2001-11-23 Jonathan Martin Shekter Digital film grain reduction
US6940993B2 (en) 2000-12-13 2005-09-06 Eastman Kodak Company System and method for embedding a watermark signal that contains message data in a digital image
CN100371955C (zh) 2003-05-15 2008-02-27 汤姆森许可贸易公司 通过一个或者多个参数表示图像粒度的方法和设备
CN1868215B (zh) * 2003-10-14 2012-10-03 汤姆森特许公司 用于位精确的胶片颗粒模拟的技术
WO2006044260A1 (en) * 2004-10-18 2006-04-27 Thomson Licensing Film grain simulation method
US8014558B2 (en) * 2004-10-18 2011-09-06 Thomson Licensing Methods, apparatus and system for film grain simulation
EP2202982A3 (de) * 2004-11-12 2012-10-10 Thomson Licensing Filmkornsimulation für normale Wiedergabe und Trickmoduswiedergabe für Video-Wiedergabesysteme
US8013888B2 (en) * 2005-02-14 2011-09-06 Broadcom Corporation Method and system for implementing film grain insertion

Also Published As

Publication number Publication date
CN101057215A (zh) 2007-10-17
CN101057215B (zh) 2012-08-22
EP1815324B1 (de) 2010-04-28
KR101240445B1 (ko) 2013-03-08
MX2007005828A (es) 2007-07-25
MY140122A (en) 2009-11-30
US7852409B2 (en) 2010-12-14
KR101295221B1 (ko) 2013-08-12
BRPI0518174B1 (pt) 2017-11-14
WO2006055430A3 (en) 2006-07-27
AU2005306697B2 (en) 2010-12-16
HK1105825A1 (en) 2008-02-22
ZA200703917B (en) 2009-04-29
ATE466328T1 (de) 2010-05-15
RU2416818C2 (ru) 2011-04-20
JP5087405B2 (ja) 2012-12-05
AU2010249256B2 (en) 2011-09-29
CA2587131A1 (en) 2006-05-26
KR20070094732A (ko) 2007-09-21
WO2006055430A2 (en) 2006-05-26
US20060114988A1 (en) 2006-06-01
RU2007122506A (ru) 2008-12-27
AU2010249256A1 (en) 2011-01-06
KR20120108047A (ko) 2012-10-04
CA2587131C (en) 2014-12-30
JP2008521286A (ja) 2008-06-19
AU2005306697A1 (en) 2006-05-26
EP1815324A2 (de) 2007-08-08
BRPI0518174A (pt) 2008-11-04

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