FR2831728B1 - Procede et dispositif de formation d'un signal numerique derive a partir d'un signal numerique compresse - Google Patents

Procede et dispositif de formation d'un signal numerique derive a partir d'un signal numerique compresse

Info

Publication number
FR2831728B1
FR2831728B1 FR0113819A FR0113819A FR2831728B1 FR 2831728 B1 FR2831728 B1 FR 2831728B1 FR 0113819 A FR0113819 A FR 0113819A FR 0113819 A FR0113819 A FR 0113819A FR 2831728 B1 FR2831728 B1 FR 2831728B1
Authority
FR
France
Prior art keywords
digital signal
forming
compressed
signal derived
derived
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
FR0113819A
Other languages
English (en)
Other versions
FR2831728A1 (fr
Inventor
Leannec Fabrice Le
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 FR0113819A priority Critical patent/FR2831728B1/fr
Priority to US10/279,729 priority patent/US7113643B2/en
Publication of FR2831728A1 publication Critical patent/FR2831728A1/fr
Application granted granted Critical
Publication of FR2831728B1 publication Critical patent/FR2831728B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • 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
    • H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
    • 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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N19/60—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
    • H04N19/64—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission
    • H04N19/645—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission by grouping of coefficients into blocks after the transform
    • 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • 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)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
FR0113819A 2001-10-25 2001-10-25 Procede et dispositif de formation d'un signal numerique derive a partir d'un signal numerique compresse Expired - Fee Related FR2831728B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0113819A FR2831728B1 (fr) 2001-10-25 2001-10-25 Procede et dispositif de formation d'un signal numerique derive a partir d'un signal numerique compresse
US10/279,729 US7113643B2 (en) 2001-10-25 2002-10-25 Method and device for forming a derived digital signal from a compressed digital signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0113819A FR2831728B1 (fr) 2001-10-25 2001-10-25 Procede et dispositif de formation d'un signal numerique derive a partir d'un signal numerique compresse

Publications (2)

Publication Number Publication Date
FR2831728A1 FR2831728A1 (fr) 2003-05-02
FR2831728B1 true FR2831728B1 (fr) 2004-03-12

Family

ID=8868723

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0113819A Expired - Fee Related FR2831728B1 (fr) 2001-10-25 2001-10-25 Procede et dispositif de formation d'un signal numerique derive a partir d'un signal numerique compresse

Country Status (2)

Country Link
US (1) US7113643B2 (fr)
FR (1) FR2831728B1 (fr)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2826823B1 (fr) 2001-06-27 2003-10-10 Canon Kk Procede et dispositif de traitement d'un signal numerique code
US20040070786A1 (en) * 2002-06-08 2004-04-15 Molteno Timothy Christopher Anthony Method for interactively transmitting image data over a communication link
FR2842378B1 (fr) * 2002-07-15 2005-02-04 Canon Kk Procede et dispositif de traitement d'une requete ou de donnees numeriques compressees
FR2842691B1 (fr) * 2002-07-18 2005-01-14 Canon Kk Procede et dispositif de transformation d'un signal numerique
FR2842983B1 (fr) * 2002-07-24 2004-10-15 Canon Kk Transcodage de donnees
US7580577B2 (en) * 2002-12-09 2009-08-25 Canon Kabushiki Kaisha Methods, apparatus and computer products for generating JPEG2000 encoded data in a client
JP2004236299A (ja) * 2003-01-07 2004-08-19 Ricoh Co Ltd 画像処理装置、画像形成装置、画像処理方法、プログラム及び記憶媒体
US7580578B1 (en) 2003-02-03 2009-08-25 Canon Kabushiki Kaisha Method and device for forming a compressed transcoded digital image signal
DE10326168B4 (de) * 2003-06-10 2010-01-28 Siemens Ag Verfahren und Funktionseinheit zur Optimierung der Darstellung progressiv kodierter Bilddaten
US7382922B2 (en) * 2003-07-11 2008-06-03 Canon Kabushiki Kaisha Creation of remarkable regions in a digital image
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
FR2895172A1 (fr) * 2005-12-20 2007-06-22 Canon Kk Procede et dispositif de codage d'un flux video code suivant un codage hierarchique, flux de donnees, procede et dispositif de decodage associes
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
JP4774382B2 (ja) * 2007-05-08 2011-09-14 株式会社リコー 画像処理装置、画像処理回路、及び、画像処理方法
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
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
US9332259B2 (en) * 2012-01-18 2016-05-03 Qualcomm Incorporated Indication of use of wavefront parallel processing in video coding
EP3499885B1 (fr) 2017-12-18 2024-07-17 Canon Kabushiki Kaisha Procédé et dispositif de codage de données vidéo
EP3499886A1 (fr) 2017-12-18 2019-06-19 Canon Kabushiki Kaisha Procédé et dispositif de codage de données vidéo

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU1616597A (en) * 1996-02-14 1997-09-02 Olivr Corporation Ltd. Method and systems for progressive asynchronous transmission of multimedia data
GB2348074B (en) * 1996-08-06 2000-11-01 Live Picture Inc Method and system for encoding movies,panoramas and large images for on-line interactive viewing and gazing
US6205457B1 (en) * 1998-06-22 2001-03-20 Intel Corporation Ordered ole file structure
US6711297B1 (en) * 1998-07-03 2004-03-23 University Of Pittsburgh - Of The Commonwealth System Of Higher Education Methods and apparatus for dynamic transfer of image data
GB9909605D0 (en) * 1999-04-26 1999-06-23 Telemedia Systems Ltd Networked delivery of media files to clients
US6314452B1 (en) * 1999-08-31 2001-11-06 Rtimage, Ltd. System and method for transmitting a digital image over a communication network
US6704798B1 (en) * 2000-02-08 2004-03-09 Hewlett-Packard Development Company, L.P. Explicit server control of transcoding representation conversion at a proxy or client location

Also Published As

Publication number Publication date
US20030128878A1 (en) 2003-07-10
FR2831728A1 (fr) 2003-05-02
US7113643B2 (en) 2006-09-26

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Effective date: 20140630