FR2842983B1 - Transcodage de donnees - Google Patents

Transcodage de donnees

Info

Publication number
FR2842983B1
FR2842983B1 FR0209389A FR0209389A FR2842983B1 FR 2842983 B1 FR2842983 B1 FR 2842983B1 FR 0209389 A FR0209389 A FR 0209389A FR 0209389 A FR0209389 A FR 0209389A FR 2842983 B1 FR2842983 B1 FR 2842983B1
Authority
FR
France
Prior art keywords
transcoding
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
FR0209389A
Other languages
English (en)
Other versions
FR2842983A1 (fr
Inventor
Jeanne Guillou
Patrice Onno
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 FR0209389A priority Critical patent/FR2842983B1/fr
Priority to US10/625,699 priority patent/US7260264B2/en
Publication of FR2842983A1 publication Critical patent/FR2842983A1/fr
Application granted granted Critical
Publication of FR2842983B1 publication Critical patent/FR2842983B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H04N19/40—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video transcoding, i.e. partial or full decoding of a coded input stream followed by re-encoding of the decoded output stream
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/15—Data rate or code amount at the encoder output by monitoring actual compressed data size at the memory before deciding storage at the transmission buffer
    • 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
    • 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
    • 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
    • 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
    • H04N19/146—Data rate or code amount at the encoder output

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
FR0209389A 2002-07-24 2002-07-24 Transcodage de donnees Expired - Fee Related FR2842983B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0209389A FR2842983B1 (fr) 2002-07-24 2002-07-24 Transcodage de donnees
US10/625,699 US7260264B2 (en) 2002-07-24 2003-07-24 Transcoding of data

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0209389A FR2842983B1 (fr) 2002-07-24 2002-07-24 Transcodage de donnees

Publications (2)

Publication Number Publication Date
FR2842983A1 FR2842983A1 (fr) 2004-01-30
FR2842983B1 true FR2842983B1 (fr) 2004-10-15

Family

ID=30011443

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0209389A Expired - Fee Related FR2842983B1 (fr) 2002-07-24 2002-07-24 Transcodage de donnees

Country Status (2)

Country Link
US (1) US7260264B2 (fr)
FR (1) FR2842983B1 (fr)

Families Citing this family (23)

* 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
FR2889004B1 (fr) * 2005-07-22 2007-08-24 Canon Kk Procede et dispositif de traitement d'une sequence d'images numeriques a scalabilite spatiale ou en qualite
JP4630150B2 (ja) * 2005-07-26 2011-02-09 シャープ株式会社 立体画像記録装置及びプログラム
FR2896371B1 (fr) 2006-01-19 2008-11-07 Canon Kk Procede et dispositif de traitement d'une sequence d'images numeriques au format extensible
FR2907575B1 (fr) * 2006-10-18 2009-02-13 Canon Res Ct France Soc Par Ac Procede et dispositif de codage d'images representant des vues d'une meme scene
FR2909474B1 (fr) * 2006-12-04 2009-05-15 Canon Kk Procede et dispositif de codage d'images numeriques et procede et dispositif de decodage d'images numeriques codees
US20090074315A1 (en) * 2007-09-19 2009-03-19 Himax Technologies Limited Method of image compression and device thereof
US8155455B2 (en) * 2008-03-10 2012-04-10 Mediatek Inc. Image capturing system and method thereof
FR2931025B1 (fr) * 2008-05-07 2010-05-21 Canon Kk Procede de determination d'attributs de priorite associes a des conteneurs de donnees, par exemple dans un flux video, procede de codage, programme d'ordinateur et dispositifs associes
FR2931610B1 (fr) * 2008-05-20 2010-12-17 Canon Kk Procede et un dispositif de transmission de donnees d'images
JP4656190B2 (ja) * 2008-06-10 2011-03-23 ソニー株式会社 情報処理装置および方法
FR2932637B1 (fr) * 2008-06-17 2010-08-20 Canon Kk Procede et dispositif de codage d'une sequence d'images
FR2939593B1 (fr) * 2008-12-09 2010-12-31 Canon Kk Procede et dispositif de codage video
EP2257073A1 (fr) * 2009-05-25 2010-12-01 Canon Kabushiki Kaisha Procédé et dispositif pour transmettre des données vidéo
EP2265026A1 (fr) * 2009-06-16 2010-12-22 Canon Kabushiki Kaisha Procédé et dispositif pour débloquer le filtrage de flux vidéo de type SVC pendant le décodage
EP2285122B1 (fr) * 2009-07-17 2013-11-13 Canon Kabushiki Kaisha Procédé et dispositif pour reconstruire une séquence de données vidéo après la transmission dans un réseau
EP2285112A1 (fr) * 2009-08-07 2011-02-16 Canon Kabushiki Kaisha Procédé pour l'envoi de données compressées représentant une image numérique et dispositif correspondant
FR2951345B1 (fr) 2009-10-13 2013-11-22 Canon Kk Procede et dispositif de traitement d'une sequence video
FR2955995B1 (fr) * 2010-02-04 2012-02-17 Canon Kk Procede et dispositif de traitement d'une sequence video
DE102010050075A1 (de) * 2010-10-29 2012-05-03 Bayerische Motoren Werke Aktiengesellschaft Verfahren zum Betreiben einer Navigationseinrichtung und Navigationseinrichtung
EP3499886A1 (fr) 2017-12-18 2019-06-19 Canon Kabushiki Kaisha Procédé et dispositif de codage de données vidéo
EP3499885A1 (fr) 2017-12-18 2019-06-19 Canon Kabushiki Kaisha Procédé et dispositif de codage de données vidéo
US11792408B2 (en) * 2020-03-30 2023-10-17 Alibaba Group Holding Limited Transcoder target bitrate prediction techniques

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6501860B1 (en) 1998-01-19 2002-12-31 Canon Kabushiki Kaisha Digital signal coding and decoding based on subbands
CN1204751C (zh) * 1999-04-13 2005-06-01 松下电器产业株式会社 编码数据变换方法、再编码方法、再编码***以及数据记录媒体
FR2792432B1 (fr) 1999-04-15 2001-07-13 Canon Kk Dispositif et procede de transformation de signal numerique
GB9909605D0 (en) * 1999-04-26 1999-06-23 Telemedia Systems Ltd Networked delivery of media files to clients
EP1067798A3 (fr) * 1999-06-30 2005-11-30 Media Glue Corporation Dispositif, procédé et produit de programme d'ordinateur pour le transcodage de séquences d'images animées codées
US6574279B1 (en) * 2000-02-02 2003-06-03 Mitsubishi Electric Research Laboratories, Inc. Video transcoding using syntactic and semantic clues
FR2805117B1 (fr) 2000-02-16 2004-09-10 Canon Kk Pilote de compression de donnees
FR2809248B1 (fr) 2000-05-19 2003-08-08 Canon Kk Compression de donnees numeriques et codage des donnees compressees pour les proteger contre les erreurs de transmission
US6650705B1 (en) * 2000-05-26 2003-11-18 Mitsubishi Electric Research Laboratories Inc. Method for encoding and transcoding multiple video objects with variable temporal resolution
FR2815748B1 (fr) 2000-10-20 2003-01-24 Canon Kk Procede et dispositif de traitement et de decodage d'un signal numerique code
FR2816138B1 (fr) 2000-10-27 2003-01-17 Canon Kk Decodage de donnees numeriques
AUPR110400A0 (en) 2000-10-30 2000-11-23 Canon Kabushiki Kaisha Image transfer optimisation
FR2816154A1 (fr) 2000-10-31 2002-05-03 Canon Kk Insertion d'information supplementaire dans des donnees numeriques
FR2817437B1 (fr) * 2000-11-28 2003-02-07 Pixel M Installation et procede d'echange de donnees d'image de qualite et/ou taille controlee
FR2826227B1 (fr) 2001-06-13 2003-11-28 Canon Kk Procede et dispositif de traitement d'un signal numerique code
FR2826823B1 (fr) 2001-06-27 2003-10-10 Canon Kk Procede et dispositif de traitement d'un signal numerique code
FR2831728B1 (fr) 2001-10-25 2004-03-12 Canon Kk Procede et dispositif de formation d'un signal numerique derive a partir d'un signal numerique compresse
FR2835366B1 (fr) 2002-01-29 2004-06-18 Canon Kk Procede et dispositif de formation d'un signal numerique compresse reduit
US7027666B2 (en) * 2002-10-01 2006-04-11 Eastman Kodak Company Method for determining skew angle and location of a document in an over-scanned image

Also Published As

Publication number Publication date
US7260264B2 (en) 2007-08-21
US20040223650A1 (en) 2004-11-11
FR2842983A1 (fr) 2004-01-30

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Legal Events

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Effective date: 20140331