BRPI0811626B1 - Método e dispositivo imprimir marca d'água em dados codificados de extensão variável, fluxo contínuo de dados codificados de extensão variável e mídia legível por processador - Google Patents

Método e dispositivo imprimir marca d'água em dados codificados de extensão variável, fluxo contínuo de dados codificados de extensão variável e mídia legível por processador Download PDF

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Publication number
BRPI0811626B1
BRPI0811626B1 BRPI0811626-1A BRPI0811626A BRPI0811626B1 BR PI0811626 B1 BRPI0811626 B1 BR PI0811626B1 BR PI0811626 A BRPI0811626 A BR PI0811626A BR PI0811626 B1 BRPI0811626 B1 BR PI0811626B1
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BR
Brazil
Prior art keywords
alternative
encoding
watermark
image
value
Prior art date
Application number
BRPI0811626-1A
Other languages
English (en)
Portuguese (pt)
Inventor
Jeffrey Adam Bloom
Dekun Zou
Original Assignee
Contentarmor
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
Priority claimed from PCT/US2007/023172 external-priority patent/WO2008118145A1/en
Application filed by Contentarmor filed Critical Contentarmor
Publication of BRPI0811626A2 publication Critical patent/BRPI0811626A2/pt
Publication of BRPI0811626B1 publication Critical patent/BRPI0811626B1/pt

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
    • G06T1/0035—Output size adaptive 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
    • H04N19/10—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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/48—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using compressed domain processing techniques other than decoding, e.g. modification of transform coefficients, variable length coding [VLC] data or run-length data
    • 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
    • H04N19/85—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
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/93—Run-length coding
    • 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]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H04N21/2389—Multiplex stream processing, e.g. multiplex stream encrypting
    • H04N21/23892—Multiplex stream processing, e.g. multiplex stream encrypting involving embedding information at multiplex stream level, e.g. embedding a watermark at packet level
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2201/00—General purpose image data processing
    • G06T2201/005—Image watermarking
    • G06T2201/0053—Embedding of the watermark in the coding stream, possibly without decoding; Embedding of the watermark in the compressed domain

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Editing Of Facsimile Originals (AREA)
BRPI0811626-1A 2007-06-14 2008-06-13 Método e dispositivo imprimir marca d'água em dados codificados de extensão variável, fluxo contínuo de dados codificados de extensão variável e mídia legível por processador BRPI0811626B1 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US93463407P 2007-06-14 2007-06-14
US60/934.634 2007-06-14
PCT/US2007/023172 WO2008118145A1 (en) 2007-03-23 2007-11-02 Modifying a coded bitstream
USPCT/US2007/023172 2007-11-02
PCT/US2008/007441 WO2008154041A1 (en) 2007-06-14 2008-06-13 Modifying a coded bitstream

Publications (2)

Publication Number Publication Date
BRPI0811626A2 BRPI0811626A2 (pt) 2014-11-11
BRPI0811626B1 true BRPI0811626B1 (pt) 2019-08-20

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0811626-1A BRPI0811626B1 (pt) 2007-06-14 2008-06-13 Método e dispositivo imprimir marca d'água em dados codificados de extensão variável, fluxo contínuo de dados codificados de extensão variável e mídia legível por processador

Country Status (8)

Country Link
US (1) US8588459B2 (enExample)
EP (1) EP2162860B1 (enExample)
JP (2) JP5467651B2 (enExample)
KR (1) KR101518999B1 (enExample)
CN (1) CN101681499B (enExample)
BR (1) BRPI0811626B1 (enExample)
CA (1) CA2689634C (enExample)
WO (1) WO2008154041A1 (enExample)

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CN101681499A (zh) 2010-03-24
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US8588459B2 (en) 2013-11-19
WO2008154041A1 (en) 2008-12-18
KR20100021588A (ko) 2010-02-25
JP2010529813A (ja) 2010-08-26
CA2689634A1 (en) 2008-12-18
CA2689634C (en) 2016-08-23
CN101681499B (zh) 2013-04-24
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