JP4422020B2 - ビデオに埋め込むリアルタイム署名 - Google Patents
ビデオに埋め込むリアルタイム署名 Download PDFInfo
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- JP4422020B2 JP4422020B2 JP2004515157A JP2004515157A JP4422020B2 JP 4422020 B2 JP4422020 B2 JP 4422020B2 JP 2004515157 A JP2004515157 A JP 2004515157A JP 2004515157 A JP2004515157 A JP 2004515157A JP 4422020 B2 JP4422020 B2 JP 4422020B2
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- 238000000034 method Methods 0.000 claims description 27
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- 230000005540 biological transmission Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 2
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Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
- H04N1/32101—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
- H04N1/32144—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title embedded in the image data, i.e. enclosed or integrated in the image, e.g. watermark, super-imposed logo or stamp
- H04N1/32149—Methods relating to embedding, encoding, decoding, detection or retrieval operations
- H04N1/32154—Transform domain methods
- H04N1/32187—Transform domain methods with selective or adaptive application of the additional information, e.g. in selected frequency coefficients
- H04N1/32192—Transform domain methods with selective or adaptive application of the additional information, e.g. in selected frequency coefficients according to calculated or estimated visibility of the additional information in the image
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
- H04N21/835—Generation of protective data, e.g. certificates
- H04N21/8358—Generation of protective data, e.g. certificates involving watermark
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
- H04N1/32101—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
- H04N1/32144—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title embedded in the image data, i.e. enclosed or integrated in the image, e.g. watermark, super-imposed logo or stamp
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
- H04N1/32101—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
- H04N1/32144—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title embedded in the image data, i.e. enclosed or integrated in the image, e.g. watermark, super-imposed logo or stamp
- H04N1/32149—Methods relating to embedding, encoding, decoding, detection or retrieval operations
- H04N1/32288—Multiple embedding, e.g. cocktail embedding, or redundant embedding, e.g. repeating the additional information at a plurality of locations in the image
- H04N1/32293—Repeating the additional information in a regular pattern
-
- 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
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/112—Selection of coding mode or of prediction mode according to a given display mode, e.g. for interlaced or progressive display mode
-
- 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
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
- H04N2201/3201—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
- H04N2201/3225—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document
- H04N2201/3233—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document of authentication information, e.g. digital signature, watermark
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
- H04N2201/3201—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
- H04N2201/3225—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document
- H04N2201/3233—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document of authentication information, e.g. digital signature, watermark
- H04N2201/3236—Details of authentication information generation
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Editing Of Facsimile Originals (AREA)
- Image Processing (AREA)
- Television Systems (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Collating Specific Patterns (AREA)
- Television Signal Processing For Recording (AREA)
Description
― 証拠画像又は指紋のような、法的処置のための、セキュリティカメラ又は監視カメラ、
― 遠隔医療システム、医療走査装置及び患者の書類のような、医療システム、及び
― 自動車保険、損害保険及び健康保険のような、保険書類アプリケーション、
のような模範的な分野を含む。
Claims (15)
- 音声画像信号の認証のために前記音声画像信号内に署名を埋め込む方法であって、前記音声画像信号は、インターレース方式又はノンインターレース方式であって、
― 前記署名を、前記音声画像信号のフレームの第1部分に基づいて形成するステップ、及び
― 前記署名を、前記音声画像信号の前記フレームの、前記第1部分及び少なくとも第2部分内に埋め込むステップ
を有し、
前記音声画像信号の前記第1部分が、前記音声画像信号の前記フレームの水平ラインのうちの少なくとも1つの連続ラインからなる第1スライスであって、前記第2部分が、前記音声画像信号の前記フレームの水平ラインのうちの少なくとも1つの連続ラインからなる、前記第1スライスとは異なる第2スライスである、方法。 - 前記第1スライス及び前記第2スライスが、前記音声画像信号全体よりも少ないラインを有する、請求項1に記載の方法。
- 前記形成及び埋め込みステップが、署名が前記フレームの全ての領域に関して埋め込まれるまで、繰り返される、請求項1に記載の方法。
- 前記音声画像信号が、インターレース方式であって、前記第1スライスが、全ての偶数又は奇数ラインを有し、前記第2スライスが、残りの奇数又は偶数ラインそれぞれの全てを有する、請求項1に記載の方法。
- 前記音声画像信号が、ノンインターレース方式であって、前記第1スライスと前記第2スライスとが前記フレーム中で連続するスライスである、請求項1に記載の方法。
- 前記署名の前記形成及び埋め込みステップが、前記署名を透かしとして埋め込むことによって特徴付けられる、請求項1ないし5に記載の方法。
- 前記透かしが、スペクトル拡散透かしとして埋め込まれる、請求項6に記載の方法。
- 前記透かしが、前記フレームの前記署名が生成された部分以外の、前記フレームの異なる部分に埋め込まれる、請求項6に記載の方法。
- 前記署名の前記埋め込みステップが、後続部分内に前記署名を埋め込むことによって更に特徴づけられる、請求項1に記載の方法。
- 前記署名の前記形成及び埋め込みステップが、リアルタイムで実行される、請求項1に記載の方法。
- 請求項1に記載の方法による音声画像信号の認証のための前記音声画像信号内に署名を埋め込む装置であって、
― 前記署名を、前記音声画像信号のフレームの第1部分に基づいて形成する手段、及び
― 前記署名を、前記音声画像信号の前記フレームの前記第1部分及び少なくとも第2部分内に埋め込む手段、
を有し、
前記音声画像信号の前記第1部分が、前記音声画像信号の前記フレームの水平ラインのうちの少なくとも1つの連続ラインからなる第1スライスであって、前記第2部分が、前記音声画像信号の前記フレームの水平ラインのうちの少なくとも1つの連続ラインからなる、前記第1スライスとは異なる第2スライスである、装置。 - 前記第1スライス及び前記第2スライスが、前記全音声画像信号全体よりも少ないラインを有する、請求項11に記載の装置。
- 請求項1に記載の方法による音声画像信号の認証のために前記音声画像信号内に署名を埋め込む、複数のコンピュータ実行可能命令を有するコンピュータ可読媒体であって、
― 前記署名を、前記音声画像信号のフレームの第1部分に基づいて形成する第1プログラムモジュール、及び
― 前記署名を、前記音声画像信号の前記フレームの、前記第1部分及び少なくとも第2部分内に埋め込む第2プログラムモジュール、
を有し、
前記音声画像信号の前記第1部分が、前記音声画像信号の前記フレームの水平ラインのうちの少なくとも1つの連続ラインからなる第1スライスであって、前記第2部分が、前記音声画像信号の前記フレームの水平ラインのうちの少なくとも1つの連続ラインからなる、前記第1スライスとは異なる第2スライスである、コンピュータ可読媒体。 - 前記第1スライス及び前記第2スライスが、前記音声画像信号全体よりも少ないラインを有する、請求項13に記載の、媒体。
- 画像をライン単位で走査することにより処理される音声画像信号の認証のために当該音声画像信号内に署名を埋め込む方法であって、
前記音声画像信号のうち、一フレーム全体のライン数より少ない本数の連続ラインからなるスライスをメモリに記憶し、前記メモリ中の前記スライスのラインのコンテンツに基づいて署名を計算し、計算された前記署名を、前記メモリ内にまだ保持されている前記スライスに埋め込み、同一フレーム内の後続のスライスを前記メモリに順次記憶し、前記メモリに現在記憶されているスライスについて計算された署名を、先行するスライスについてそれぞれ計算された署名と組み合わせて、前記メモリに現在記憶されている前記スライスに埋め込む、方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP02077500 | 2002-06-24 | ||
PCT/IB2003/002626 WO2004002131A1 (en) | 2002-06-24 | 2003-06-12 | Real-time signature embedding in video |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005531185A JP2005531185A (ja) | 2005-10-13 |
JP4422020B2 true JP4422020B2 (ja) | 2010-02-24 |
Family
ID=29797223
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004515157A Expired - Fee Related JP4422020B2 (ja) | 2002-06-24 | 2003-06-12 | ビデオに埋め込むリアルタイム署名 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7603559B2 (ja) |
EP (1) | EP1518395A1 (ja) |
JP (1) | JP4422020B2 (ja) |
KR (1) | KR20050013239A (ja) |
CN (1) | CN100385903C (ja) |
AU (1) | AU2003239733A1 (ja) |
WO (1) | WO2004002131A1 (ja) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
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US20070021195A1 (en) * | 2005-06-24 | 2007-01-25 | Campbell Steven M | Gaming system file authentication |
US8968084B2 (en) * | 2006-06-07 | 2015-03-03 | Wms Gaming Inc. | Processing metadata in wagering game systems |
US20090324199A1 (en) * | 2006-06-20 | 2009-12-31 | Koninklijke Philips Electronics N.V. | Generating fingerprints of video signals |
US20080240490A1 (en) * | 2007-03-30 | 2008-10-02 | Microsoft Corporation | Source authentication and usage tracking of video |
GB2457694B (en) * | 2008-02-21 | 2012-09-26 | Snell Ltd | Method of Deriving an Audio-Visual Signature |
GB2487499B (en) * | 2008-02-21 | 2013-02-27 | Snell Ltd | Method of comparing audio data |
US20090252323A1 (en) * | 2008-04-03 | 2009-10-08 | Simon Cooper | Methods, techniques and system for maintaining security on computer systems |
US8027468B2 (en) * | 2008-04-08 | 2011-09-27 | Honeywell International Inc. | Method and system for camera sensor fingerprinting |
US9264627B2 (en) * | 2012-01-09 | 2016-02-16 | Lifetouch Inc. | Video photography system |
US10251057B2 (en) * | 2016-08-29 | 2019-04-02 | International Business Machines Corporation | Authentication for device connection using visible patterns |
WO2019195848A1 (en) | 2018-04-06 | 2019-10-10 | Deluxe One Llc | Dynamic watermarking of digital media content at point of transmission |
US11288537B2 (en) | 2019-02-08 | 2022-03-29 | Honeywell International Inc. | Image forensics using non-standard pixels |
Family Cites Families (20)
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KR950014157B1 (ko) * | 1992-10-29 | 1995-11-22 | 대우전자주식회사 | 이미지 데이타 주사 방식 전환 장치 |
US5632038A (en) * | 1994-02-22 | 1997-05-20 | Dell Usa, L.P. | Secondary cache system for portable computer |
JPH10509291A (ja) * | 1994-11-10 | 1998-09-08 | ブルックトリー コーポレーション | コンピュータシステム内にビデオを生成するための装置と方法 |
US5719937A (en) * | 1995-12-06 | 1998-02-17 | Solana Technology Develpment Corporation | Multi-media copy management system |
US5822432A (en) * | 1996-01-17 | 1998-10-13 | The Dice Company | Method for human-assisted random key generation and application for digital watermark system |
US5809139A (en) * | 1996-09-13 | 1998-09-15 | Vivo Software, Inc. | Watermarking method and apparatus for compressed digital video |
JP2002511201A (ja) * | 1996-09-13 | 2002-04-09 | パーデュー・リサーチ・ファウンデーション | 透かし模様を使用した信号の認証 |
US5915027A (en) * | 1996-11-05 | 1999-06-22 | Nec Research Institute | Digital watermarking |
US5907619A (en) * | 1996-12-20 | 1999-05-25 | Intel Corporation | Secure compressed imaging |
US6009176A (en) * | 1997-02-13 | 1999-12-28 | International Business Machines Corporation | How to sign digital streams |
US6211919B1 (en) | 1997-03-28 | 2001-04-03 | Tektronix, Inc. | Transparent embedment of data in a video signal |
US5960081A (en) * | 1997-06-05 | 1999-09-28 | Cray Research, Inc. | Embedding a digital signature in a video sequence |
JPH1132200A (ja) * | 1997-07-09 | 1999-02-02 | Matsushita Electric Ind Co Ltd | 透かしデータ挿入方法及び透かしデータ検出方法 |
US6037984A (en) * | 1997-12-24 | 2000-03-14 | Sarnoff Corporation | Method and apparatus for embedding a watermark into a digital image or image sequence |
DK1080584T3 (da) * | 1998-05-20 | 2003-09-22 | Macrovision Corp | Fremgangsmåde og apparatur til vandmærkedetektion og til specifikke skalaer og vilkårlige forskydninger |
US5991426A (en) * | 1998-12-18 | 1999-11-23 | Signafy, Inc. | Field-based watermark insertion and detection |
US7020285B1 (en) * | 1999-07-13 | 2006-03-28 | Microsoft Corporation | Stealthy audio watermarking |
JP2001036723A (ja) * | 1999-07-16 | 2001-02-09 | Sony Corp | 著作権保護方法、情報信号伝送システム、情報信号出力装置、情報信号受信装置および情報信号記録媒体 |
GB2369947A (en) * | 2000-12-07 | 2002-06-12 | Sony Uk Ltd | Embedding data in fields of an image |
US7113612B2 (en) * | 2001-03-22 | 2006-09-26 | Victor Company Of Japan, Ltd. | Apparatus for embedding and reproducing watermark into and from contents data |
-
2003
- 2003-06-12 EP EP03732922A patent/EP1518395A1/en not_active Withdrawn
- 2003-06-12 AU AU2003239733A patent/AU2003239733A1/en not_active Abandoned
- 2003-06-12 KR KR10-2004-7021057A patent/KR20050013239A/ko not_active Application Discontinuation
- 2003-06-12 WO PCT/IB2003/002626 patent/WO2004002131A1/en active Application Filing
- 2003-06-12 CN CNB038146754A patent/CN100385903C/zh not_active Expired - Fee Related
- 2003-06-12 JP JP2004515157A patent/JP4422020B2/ja not_active Expired - Fee Related
- 2003-06-12 US US10/518,270 patent/US7603559B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1663232A (zh) | 2005-08-31 |
CN100385903C (zh) | 2008-04-30 |
AU2003239733A1 (en) | 2004-01-06 |
US20050232417A1 (en) | 2005-10-20 |
WO2004002131A1 (en) | 2003-12-31 |
KR20050013239A (ko) | 2005-02-03 |
JP2005531185A (ja) | 2005-10-13 |
EP1518395A1 (en) | 2005-03-30 |
US7603559B2 (en) | 2009-10-13 |
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