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GB2347295A - Encoding and decoding of watermarks into moving images using edge detection - Google Patents

Encoding and decoding of watermarks into moving images using edge detection Download PDF

Info

Publication number
GB2347295A
GB2347295A GB9903126A GB9903126A GB2347295A GB 2347295 A GB2347295 A GB 2347295A GB 9903126 A GB9903126 A GB 9903126A GB 9903126 A GB9903126 A GB 9903126A GB 2347295 A GB2347295 A GB 2347295A
Authority
GB
United Kingdom
Prior art keywords
image
moving
code
sequence
region
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.)
Withdrawn
Application number
GB9903126A
Other languages
English (en)
Other versions
GB9903126D0 (en
Inventor
Jia Hong Yin
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.)
Central Research Laboratories Ltd
Original Assignee
Central Research Laboratories Ltd
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 Central Research Laboratories Ltd filed Critical Central Research Laboratories Ltd
Priority to GB9903126A priority Critical patent/GB2347295A/en
Publication of GB9903126D0 publication Critical patent/GB9903126D0/en
Priority to JP2000599212A priority patent/JP2002537697A/ja
Priority to AU24526/00A priority patent/AU2452600A/en
Priority to KR1020017010189A priority patent/KR20010102075A/ko
Priority to PCT/GB2000/000454 priority patent/WO2000048401A1/fr
Priority to EP00902787A priority patent/EP1151614A1/fr
Publication of GB2347295A publication Critical patent/GB2347295A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/0021—Image watermarking
    • G06T1/0028—Adaptive watermarking, e.g. Human Visual System [HVS]-based watermarking
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • 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
    • H04N19/467—Embedding additional information in the video signal during the compression process characterised by the embedded information being invisible, e.g. 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
    • 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
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
    • H04N7/081—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division the additional information signals being transmitted by means of a subcarrier
    • 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
    • H04N2005/91307—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal
    • H04N2005/91335—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal the copy protection signal being a watermark

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 Signal Processing For Recording (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Television Systems (AREA)
GB9903126A 1999-02-11 1999-02-11 Encoding and decoding of watermarks into moving images using edge detection Withdrawn GB2347295A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB9903126A GB2347295A (en) 1999-02-11 1999-02-11 Encoding and decoding of watermarks into moving images using edge detection
JP2000599212A JP2002537697A (ja) 1999-02-11 2000-02-11 ビデオ信号すかしのための装置および方法
AU24526/00A AU2452600A (en) 1999-02-11 2000-02-11 Apparatus and method for videosignal watermarking
KR1020017010189A KR20010102075A (ko) 1999-02-11 2000-02-11 비디오신호 워터마킹을 위한 장치 및 방법
PCT/GB2000/000454 WO2000048401A1 (fr) 1999-02-11 2000-02-11 Appareil et procede de marquage en filigrane de signaux video
EP00902787A EP1151614A1 (fr) 1999-02-11 2000-02-11 Appareil et procede de marquage en filigrane de signaux video

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9903126A GB2347295A (en) 1999-02-11 1999-02-11 Encoding and decoding of watermarks into moving images using edge detection

Publications (2)

Publication Number Publication Date
GB9903126D0 GB9903126D0 (en) 1999-04-07
GB2347295A true GB2347295A (en) 2000-08-30

Family

ID=10847578

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9903126A Withdrawn GB2347295A (en) 1999-02-11 1999-02-11 Encoding and decoding of watermarks into moving images using edge detection

Country Status (6)

Country Link
EP (1) EP1151614A1 (fr)
JP (1) JP2002537697A (fr)
KR (1) KR20010102075A (fr)
AU (1) AU2452600A (fr)
GB (1) GB2347295A (fr)
WO (1) WO2000048401A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2386279A (en) * 1999-03-18 2003-09-10 British Broadcasting Corp Watermarking using a plurality of independent watermarks
US7130443B1 (en) 1999-03-18 2006-10-31 British Broadcasting Corporation Watermarking

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101242494B1 (ko) 2006-07-24 2013-03-12 삼성전자주식회사 주파수 영역에서의 비디오 핑거프린팅 장치 및 방법
JP5321363B2 (ja) * 2009-09-01 2013-10-23 富士通株式会社 動画像符号化装置、動画像符号化方法及び動画像符号化用コンピュータプログラムならびに映像伝送装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2305803A (en) * 1995-09-30 1997-04-16 Philips Electronics Nv Correcting picture steadiness errors in telecine scanning

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9616571D0 (en) * 1996-08-07 1996-09-25 Central Research Lab Ltd Method and apparatus for coding information
TW312770B (en) * 1996-10-15 1997-08-11 Japen Ibm Kk The hiding and taking out method of data

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2305803A (en) * 1995-09-30 1997-04-16 Philips Electronics Nv Correcting picture steadiness errors in telecine scanning

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
http://www.ee.umn.edu/users/mswanson/MMW97/mmw97.html. (09.07.97). Swanson et.al. *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2386279A (en) * 1999-03-18 2003-09-10 British Broadcasting Corp Watermarking using a plurality of independent watermarks
GB2386279B (en) * 1999-03-18 2004-01-28 British Broadcasting Corp Watermarking
US7130443B1 (en) 1999-03-18 2006-10-31 British Broadcasting Corporation Watermarking

Also Published As

Publication number Publication date
KR20010102075A (ko) 2001-11-15
EP1151614A1 (fr) 2001-11-07
WO2000048401A1 (fr) 2000-08-17
AU2452600A (en) 2000-08-29
JP2002537697A (ja) 2002-11-05
GB9903126D0 (en) 1999-04-07

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)