[go: up one dir, main page]

PT900498E - Metodo e aparelho para identificacao de video compativel de compressao - Google Patents

Metodo e aparelho para identificacao de video compativel de compressao

Info

Publication number
PT900498E
PT900498E PT97931010T PT97931010T PT900498E PT 900498 E PT900498 E PT 900498E PT 97931010 T PT97931010 T PT 97931010T PT 97931010 T PT97931010 T PT 97931010T PT 900498 E PT900498 E PT 900498E
Authority
PT
Portugal
Prior art keywords
video signal
fingerprint
video
video image
fingerprinted
Prior art date
Application number
PT97931010T
Other languages
English (en)
Inventor
John O Ryan
Original Assignee
Macrovision Corp
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 Macrovision Corp filed Critical Macrovision Corp
Publication of PT900498E publication Critical patent/PT900498E/pt

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformations in the plane of the image
    • G06T3/18—Image warping, e.g. rearranging pixels individually
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/0021—Image watermarking
    • G06T1/005—Robust watermarking, e.g. average attack or collusion attack resistant
    • G06T1/0057—Compression invariant watermarking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/913—Television signal processing therefor for scrambling ; for copy protection
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2201/00—General purpose image data processing
    • G06T2201/005—Image watermarking
    • G06T2201/0051—Embedding of the watermark in the spatial domain
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2201/00—General purpose image data processing
    • G06T2201/005—Image watermarking
    • G06T2201/0081—Image watermarking whereby both original and watermarked images are required at decoder, e.g. destination-based, non-blind, non-oblivious

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Collating Specific Patterns (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Color Television Systems (AREA)
  • Television Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Input (AREA)
  • Studio Devices (AREA)
  • Auxiliary Devices For And Details Of Packaging Control (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
PT97931010T 1996-05-29 1997-05-29 Metodo e aparelho para identificacao de video compativel de compressao PT900498E (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1838996P 1996-05-29 1996-05-29

Publications (1)

Publication Number Publication Date
PT900498E true PT900498E (pt) 2003-06-30

Family

ID=21787685

Family Applications (1)

Application Number Title Priority Date Filing Date
PT97931010T PT900498E (pt) 1996-05-29 1997-05-29 Metodo e aparelho para identificacao de video compativel de compressao

Country Status (14)

Country Link
EP (1) EP0900498B1 (pt)
JP (1) JP4627809B2 (pt)
CN (1) CN1173559C (pt)
AT (1) ATE232346T1 (pt)
AU (1) AU714103B2 (pt)
BR (1) BR9709332A (pt)
CA (1) CA2252726C (pt)
DE (1) DE69718907T2 (pt)
DK (1) DK0900498T3 (pt)
ES (1) ES2191844T3 (pt)
HK (1) HK1018562A1 (pt)
NZ (1) NZ332290A (pt)
PT (1) PT900498E (pt)
WO (1) WO1997046012A1 (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6611607B1 (en) 1993-11-18 2003-08-26 Digimarc Corporation Integrating digital watermarks in multimedia content
US7171016B1 (en) 1993-11-18 2007-01-30 Digimarc Corporation Method for monitoring internet dissemination of image, video and/or audio files
US7486799B2 (en) 1995-05-08 2009-02-03 Digimarc Corporation Methods for monitoring audio and images on the internet
FR2849563B1 (fr) * 2002-12-31 2005-02-11 Medialive Marquage personnalise pour la protection de flux audiovisuels numeriques
EP2100452A1 (en) * 2006-12-11 2009-09-16 Thomson Licensing Text-based anti-piracy system and method for digital cinema
JP2009296327A (ja) * 2008-06-05 2009-12-17 Fujitsu Electronics Inc スクランブル処理装置、デスクランブル処理装置、画像符号化装置、画像復号装置、スクランブル処理、デスクランブル処理の方法およびプログラム
CN102647635B (zh) * 2012-04-20 2015-12-02 北京视博数字电视科技有限公司 一种防止视频指纹攻击的方法、装置及系统
CN103686333B (zh) * 2013-12-19 2018-04-20 深圳市九洲电器有限公司 一种音视频保护方法及音视频终端
CN114026436B (zh) * 2019-06-25 2024-05-24 索尼集团公司 图像处理装置、图像处理方法和程序

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5058157A (en) * 1989-09-06 1991-10-15 Macrovision Corporation Method and apparatus for encrypting and decrypting time domain signals
AU658014B2 (en) * 1991-11-19 1995-03-30 Macrovision Corporation Method and apparatus for scrambling and descrambling of video signals with edge fill
US5530751A (en) * 1994-06-30 1996-06-25 Hewlett-Packard Company Embedded hidden identification codes in digital objects

Also Published As

Publication number Publication date
DK0900498T3 (da) 2003-05-05
CN1219324A (zh) 1999-06-09
ES2191844T3 (es) 2003-09-16
ATE232346T1 (de) 2003-02-15
CA2252726C (en) 2002-02-26
JP4627809B2 (ja) 2011-02-09
HK1018562A1 (en) 1999-12-24
JP2000511720A (ja) 2000-09-05
EP0900498B1 (en) 2003-02-05
WO1997046012A1 (en) 1997-12-04
CN1173559C (zh) 2004-10-27
DE69718907T2 (de) 2003-10-30
CA2252726A1 (en) 1997-12-04
NZ332290A (en) 2000-05-26
AU714103B2 (en) 1999-12-16
DE69718907D1 (de) 2003-03-13
BR9709332A (pt) 1999-08-10
EP0900498A1 (en) 1999-03-10
AU3474897A (en) 1998-01-05

Similar Documents

Publication Publication Date Title
Cox et al. The first 50 years of electronic watermarking
US6018374A (en) Method and system for preventing the off screen copying of a video or film presentation
Mohanty Digital watermarking: A tutorial review
DE69435076D1 (de) Einbetten eines steganographischen Kodes in ein Bildsignal
WO2002009019A3 (en) Authentication watermarks for printed objects and related applications
CO4290393A1 (es) Un sistema y metodo para la aplicacion y control de un sis- tema de tablero electronico
MY140267A (en) System and method for identifying objects of interest in image data
TW345794B (en) Picture information transmission system, picture information recording device and picture information reproduction device
EP0942595A3 (en) Information processing apparatus, method, and computer-readable medium
GB2325108A (en) Method and apparatus for the detection of blocking effects in images
EP0831424A3 (en) Methods and apparatus for transmitting picture data, processing pictures and recording media therefor
WO2001033846A3 (en) Method and apparatus for film anti-piracy
PT900498E (pt) Metodo e aparelho para identificacao de video compativel de compressao
GB2377109B (en) Video/image communication with watermarking
Sawant et al. A review of video forgery and its detection
EP0854633A3 (en) Image data illegal use prevention system
US20040240705A1 (en) Method and apparatus for analog insertion of low frequency watermarks
Rawat et al. Review of methodologies and techniques for digital watermarking
DE69724812D1 (de) Verfahren und gerät zur kompressionskompatiblen videoverschlüsselung
US20090161908A1 (en) Recoverable Marks for Films
KR20050024374A (ko) 이미지 인증 시그너쳐들의 임베딩