ATE466328T1 - 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
ATE466328T1
ATE466328T1 AT05851551T AT05851551T ATE466328T1 AT E466328 T1 ATE466328 T1 AT E466328T1 AT 05851551 T AT05851551 T AT 05851551T AT 05851551 T AT05851551 T AT 05851551T AT E466328 T1 ATE466328 T1 AT E466328T1
Authority
AT
Austria
Prior art keywords
pseudo
bit
random number
video system
number generators
Prior art date
Application number
AT05851551T
Other languages
English (en)
Inventor
Cristina Gomila
Joan Llach
Jeffrey Allen Cooper
Jill Macdonald Boyce
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
Application filed by Thomson Licensing filed Critical Thomson Licensing
Application granted granted Critical
Publication of ATE466328T1 publication Critical patent/ATE466328T1/de

Links

Classifications

    • 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
    • H04N7/00—Television systems
    • H04N7/24—Systems for the transmission of television signals using pulse code modulation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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 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)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Analysis (AREA)
  • General Engineering & Computer Science (AREA)
  • Computational Mathematics (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)
AT05851551T 2004-11-16 2005-11-14 Bitpräzise seed-initialisierung für in einem videosystem verwendete generatoren von pseudozufallsnummern ATE466328T1 (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
ATE466328T1 true ATE466328T1 (de) 2010-05-15

Family

ID=36283764

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05851551T ATE466328T1 (de) 2004-11-16 2005-11-14 Bitpräzise seed-initialisierung für in einem videosystem verwendete generatoren von pseudozufallsnummern

Country Status (15)

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)
MX (1) MX2007005828A (de)
MY (1) MY140122A (de)
RU (1) RU2416818C2 (de)
WO (1) WO2006055430A2 (de)
ZA (1) ZA200703917B (de)

Families Citing this family (9)

* 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

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SU1431041A1 (ru) * 1987-02-13 1988-10-15 Предприятие П/Я А-1081 Генератор псевдослучайной последовательности
US4935816A (en) 1989-06-23 1990-06-19 Robert A. Faber Method and apparatus for video image film simulation
RU2042187C1 (ru) * 1990-09-14 1995-08-20 Юрий Федорович Демьянов Устройство для формирования распределения равномерно целочисленных псевдослучайных величин
US5140414A (en) 1990-10-11 1992-08-18 Mowry Craig P Video system for producing video images simulating images derived from motion picture 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
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
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
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
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
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
HUP0105014A3 (en) * 1998-08-27 2002-11-28 Ibm System for embedding additional information in video data, and embedding method
US6317216B1 (en) 1999-12-13 2001-11-13 Brown University Research Foundation Optical method for the determination of grain orientation in films
JP4352105B2 (ja) 2000-04-07 2009-10-28 ドルビー・ラボラトリーズ・ライセンシング・コーポレーション アドバンスドテレビジョンの強化された時相及び解像度の階層化
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
MXPA05012295A (es) 2003-05-15 2006-05-31 Thomson Licensing Metodo y aparato para representar granualridad de imagen a traves de uno o mas parametros.
EP1673944B1 (de) * 2003-10-14 2019-09-04 InterDigital VC Holdings, Inc. Verfahren zur simulation von filmrauschen
CN101044510B (zh) * 2004-10-18 2012-01-04 汤姆森特许公司 胶片颗粒模拟方法
WO2006044276A1 (en) * 2004-10-18 2006-04-27 Thomson Licensing Methods, apparatus and system for film grain simulation
CA2803789C (en) * 2004-11-12 2014-04-15 Thomson Licensing Film grain simulation for normal play and trick mode play for video playback systems
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
EP1815324B1 (de) 2010-04-28
KR101240445B1 (ko) 2013-03-08
AU2005306697B2 (en) 2010-12-16
KR101295221B1 (ko) 2013-08-12
AU2005306697A1 (en) 2006-05-26
CA2587131C (en) 2014-12-30
BRPI0518174B1 (pt) 2017-11-14
WO2006055430A3 (en) 2006-07-27
DE602005020967D1 (de) 2010-06-10
EP1815324A2 (de) 2007-08-08
WO2006055430A2 (en) 2006-05-26
KR20120108047A (ko) 2012-10-04
KR20070094732A (ko) 2007-09-21
CN101057215A (zh) 2007-10-17
RU2416818C2 (ru) 2011-04-20
JP2008521286A (ja) 2008-06-19
CN101057215B (zh) 2012-08-22
AU2010249256B2 (en) 2011-09-29
MY140122A (en) 2009-11-30
JP5087405B2 (ja) 2012-12-05
US20060114988A1 (en) 2006-06-01
HK1105825A1 (en) 2008-02-22
MX2007005828A (es) 2007-07-25
BRPI0518174A (pt) 2008-11-04
CA2587131A1 (en) 2006-05-26
ZA200703917B (en) 2009-04-29
US7852409B2 (en) 2010-12-14
AU2010249256A1 (en) 2011-01-06
RU2007122506A (ru) 2008-12-27

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