FR2849982B1 - Decodage d'une image numerique codee selon plusieurs niveaux de resolution - Google Patents

Decodage d'une image numerique codee selon plusieurs niveaux de resolution

Info

Publication number
FR2849982B1
FR2849982B1 FR0300396A FR0300396A FR2849982B1 FR 2849982 B1 FR2849982 B1 FR 2849982B1 FR 0300396 A FR0300396 A FR 0300396A FR 0300396 A FR0300396 A FR 0300396A FR 2849982 B1 FR2849982 B1 FR 2849982B1
Authority
FR
France
Prior art keywords
decoding
resolution
digital image
image according
multiple levels
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.)
Expired - Fee Related
Application number
FR0300396A
Other languages
English (en)
Other versions
FR2849982A1 (fr
Inventor
Felix Henry
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to FR0300396A priority Critical patent/FR2849982B1/fr
Priority to US10/757,487 priority patent/US7477790B2/en
Publication of FR2849982A1 publication Critical patent/FR2849982A1/fr
Application granted granted Critical
Publication of FR2849982B1 publication Critical patent/FR2849982B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q30/00—Commerce
    • G06Q30/02—Marketing; Price estimation or determination; Fundraising
    • G06Q30/0283—Price estimation or determination
    • 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
    • H04N19/115—Selection of the code volume for a coding unit prior to 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/162—User input
    • 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
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/187—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a scalable video layer
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/36—Scalability techniques involving formatting the layers as a function of picture distortion after decoding, e.g. signal-to-noise [SNR] scalability
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • 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
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Business, Economics & Management (AREA)
  • Development Economics (AREA)
  • Accounting & Taxation (AREA)
  • Finance (AREA)
  • Strategic Management (AREA)
  • Economics (AREA)
  • Marketing (AREA)
  • Physics & Mathematics (AREA)
  • General Business, Economics & Management (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Game Theory and Decision Science (AREA)
  • Entrepreneurship & Innovation (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
FR0300396A 2003-01-15 2003-01-15 Decodage d'une image numerique codee selon plusieurs niveaux de resolution Expired - Fee Related FR2849982B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0300396A FR2849982B1 (fr) 2003-01-15 2003-01-15 Decodage d'une image numerique codee selon plusieurs niveaux de resolution
US10/757,487 US7477790B2 (en) 2003-01-15 2004-01-15 Decoding of a digital image encoded at a plurality of resolution levels

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0300396A FR2849982B1 (fr) 2003-01-15 2003-01-15 Decodage d'une image numerique codee selon plusieurs niveaux de resolution

Publications (2)

Publication Number Publication Date
FR2849982A1 FR2849982A1 (fr) 2004-07-16
FR2849982B1 true FR2849982B1 (fr) 2005-04-08

Family

ID=32524931

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0300396A Expired - Fee Related FR2849982B1 (fr) 2003-01-15 2003-01-15 Decodage d'une image numerique codee selon plusieurs niveaux de resolution

Country Status (2)

Country Link
US (1) US7477790B2 (fr)
FR (1) FR2849982B1 (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7460720B2 (en) * 2003-03-21 2008-12-02 Canon Kabushiki Kaisha Method and device for defining quality modes for a digital image signal
US7382922B2 (en) * 2003-07-11 2008-06-03 Canon Kabushiki Kaisha Creation of remarkable regions in a digital image
CN102036070A (zh) 2005-12-08 2011-04-27 维德约股份有限公司 用于视频通信***中的差错弹性和随机接入的***和方法
US20070140572A1 (en) * 2005-12-19 2007-06-21 Xerox Corporation Decompression for printing and display systems
US7925104B2 (en) 2005-12-19 2011-04-12 Xerox Corporation Decompression for printing and display systems
US8693538B2 (en) 2006-03-03 2014-04-08 Vidyo, Inc. System and method for providing error resilience, random access and rate control in scalable video communications
EP1997236A4 (fr) * 2006-03-03 2011-05-04 Vidyo Inc Système et procédé permettant de fournir la robustesse aux erreurs, l'accès direct et la commande de débit dans des communications vidéo échelonnables
FR2906093A1 (fr) * 2006-09-18 2008-03-21 Canon Kk Procedes et dispositifs de codage et de decodage, systeme de telecommunication et programme d'ordinateur les mettant en oeuvre
US8588539B2 (en) * 2008-02-20 2013-11-19 Canon Kabushiki Kaisha Methods and devices for filtering and coding a digital signal
DE602009000212D1 (de) * 2008-03-26 2010-11-04 Mazda Motor Fahrzeugsaufhängungs-Hilfsrahmenstruktur
US9076239B2 (en) 2009-04-30 2015-07-07 Stmicroelectronics S.R.L. Method and systems for thumbnail generation, and corresponding computer program product
EP2299716B1 (fr) 2009-09-09 2016-11-23 Canon Kabushiki Kaisha Procédé et dispositif pour le codage d'un signal numérique multidimensionnel
US8934530B2 (en) 2011-02-01 2015-01-13 Vidyo, Inc. Spatial scalability using redundant pictures and slice groups
US20140003539A1 (en) * 2012-07-02 2014-01-02 Cisco Technology, Inc. Signalling Information for Consecutive Coded Video Sequences that Have the Same Aspect Ratio but Different Picture Resolutions
RU2500032C1 (ru) * 2012-08-06 2013-11-27 Федеральное государственное казенное военное образовательное учреждение высшего профессионального образования "ВОЕННАЯ АКАДЕМИЯ СВЯЗИ имени Маршала Советского Союза С.М. Буденного" Министерства обороны Российской Федерации Способ сжатия графических файлов

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0764525A (ja) * 1990-02-05 1995-03-10 Scitex Corp Ltd カラー画像処理装置及びその方法
US6041143A (en) * 1998-04-14 2000-03-21 Teralogic Incorporated Multiresolution compressed image management system and method
FR2792151B1 (fr) 1999-04-08 2004-04-30 Canon Kk Procedes et dispositifs de codage et de decodage de signaux numeriques, et systemes les mettant en oeuvre
JP2002359846A (ja) * 2001-05-31 2002-12-13 Sanyo Electric Co Ltd 画像復号方法および装置
US7460722B2 (en) * 2002-01-11 2008-12-02 Canon Kabushiki Kaisha Encoding of digital data with determination of sample path

Also Published As

Publication number Publication date
US7477790B2 (en) 2009-01-13
US20040170331A1 (en) 2004-09-02
FR2849982A1 (fr) 2004-07-16

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Legal Events

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Effective date: 20140930