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
USPCT/US2007/023172 2007-11-02
PCT/US2007/023172 WO2008118145A1 (en) 2007-03-23 2007-11-02 Modifying a coded bitstream
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 (cg-RX-API-DMAC7.html)
EP (1) EP2162860B1 (cg-RX-API-DMAC7.html)
JP (2) JP5467651B2 (cg-RX-API-DMAC7.html)
KR (1) KR101518999B1 (cg-RX-API-DMAC7.html)
CN (1) CN101681499B (cg-RX-API-DMAC7.html)
BR (1) BRPI0811626B1 (cg-RX-API-DMAC7.html)
CA (1) CA2689634C (cg-RX-API-DMAC7.html)
WO (1) WO2008154041A1 (cg-RX-API-DMAC7.html)

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CA2689634A1 (en) 2008-12-18
US20100150394A1 (en) 2010-06-17
CA2689634C (en) 2016-08-23
JP2014042311A (ja) 2014-03-06
KR20100021588A (ko) 2010-02-25
JP5892704B2 (ja) 2016-03-23
CN101681499A (zh) 2010-03-24
EP2162860B1 (en) 2018-08-01
KR101518999B1 (ko) 2015-05-12
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EP2162860A1 (en) 2010-03-17
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