FR2936925B1 - Procede et dispositif de decodage d'images d'une sequence d'images encodee selon un format predictif avec restauration de donnees manquantes - Google Patents

Procede et dispositif de decodage d'images d'une sequence d'images encodee selon un format predictif avec restauration de donnees manquantes

Info

Publication number
FR2936925B1
FR2936925B1 FR0805464A FR0805464A FR2936925B1 FR 2936925 B1 FR2936925 B1 FR 2936925B1 FR 0805464 A FR0805464 A FR 0805464A FR 0805464 A FR0805464 A FR 0805464A FR 2936925 B1 FR2936925 B1 FR 2936925B1
Authority
FR
France
Prior art keywords
restoration
sequence according
image sequence
encoded image
missing data
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
FR0805464A
Other languages
English (en)
Other versions
FR2936925A1 (fr
Inventor
Benoit Vandame
Eric Nassor
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 FR0805464A priority Critical patent/FR2936925B1/fr
Publication of FR2936925A1 publication Critical patent/FR2936925A1/fr
Application granted granted Critical
Publication of FR2936925B1 publication Critical patent/FR2936925B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • 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
    • H04N19/182—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 pixel
    • 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
    • H04N19/89—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder
    • H04N19/895—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder in combination with error concealment

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
FR0805464A 2008-10-03 2008-10-03 Procede et dispositif de decodage d'images d'une sequence d'images encodee selon un format predictif avec restauration de donnees manquantes Expired - Fee Related FR2936925B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0805464A FR2936925B1 (fr) 2008-10-03 2008-10-03 Procede et dispositif de decodage d'images d'une sequence d'images encodee selon un format predictif avec restauration de donnees manquantes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0805464A FR2936925B1 (fr) 2008-10-03 2008-10-03 Procede et dispositif de decodage d'images d'une sequence d'images encodee selon un format predictif avec restauration de donnees manquantes

Publications (2)

Publication Number Publication Date
FR2936925A1 FR2936925A1 (fr) 2010-04-09
FR2936925B1 true FR2936925B1 (fr) 2011-08-12

Family

ID=40863639

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0805464A Expired - Fee Related FR2936925B1 (fr) 2008-10-03 2008-10-03 Procede et dispositif de decodage d'images d'une sequence d'images encodee selon un format predictif avec restauration de donnees manquantes

Country Status (1)

Country Link
FR (1) FR2936925B1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5875040A (en) * 1995-12-04 1999-02-23 Eastman Kodak Company Gradient based method for providing values for unknown pixels in a digital image
EP1946564A2 (fr) * 2005-09-29 2008-07-23 Thomson Licensing Procede et appareil permettant de masquer les erreurs de projection de mouvement dans un flux video a base de blocs
US7965774B2 (en) * 2006-01-06 2011-06-21 International Business Machines Corporation Method for visual signal extrapolation or interpolation
FR2920632A1 (fr) * 2007-08-31 2009-03-06 Canon Kk Procede et dispositif de decodage de sequences video avec masquage d'erreurs

Also Published As

Publication number Publication date
FR2936925A1 (fr) 2010-04-09

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Effective date: 20170630