FR2894421B1 - Procede et dispositif de decodage d'un flux video code suivant un codage hierarchique - Google Patents

Procede et dispositif de decodage d'un flux video code suivant un codage hierarchique

Info

Publication number
FR2894421B1
FR2894421B1 FR0512434A FR0512434A FR2894421B1 FR 2894421 B1 FR2894421 B1 FR 2894421B1 FR 0512434 A FR0512434 A FR 0512434A FR 0512434 A FR0512434 A FR 0512434A FR 2894421 B1 FR2894421 B1 FR 2894421B1
Authority
FR
France
Prior art keywords
decoding
video stream
hierarchical coding
code following
stream code
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
FR0512434A
Other languages
English (en)
Other versions
FR2894421A1 (fr
Inventor
Xavier Henocq
Leannec Fabrice Le
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 FR0512434A priority Critical patent/FR2894421B1/fr
Priority to US11/564,596 priority patent/US8135065B2/en
Publication of FR2894421A1 publication Critical patent/FR2894421A1/fr
Application granted granted Critical
Publication of FR2894421B1 publication Critical patent/FR2894421B1/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
    • H04N19/60—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
    • H04N19/615—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding using motion compensated temporal filtering [MCTF]
    • 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
    • H04N19/136—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
    • H04N19/134—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
    • H04N19/156—Availability of hardware or computational resources, e.g. encoding based on power-saving 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/31—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the temporal domain
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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
    • H04N19/60—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
    • 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]

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
FR0512434A 2005-12-07 2005-12-07 Procede et dispositif de decodage d'un flux video code suivant un codage hierarchique Expired - Fee Related FR2894421B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0512434A FR2894421B1 (fr) 2005-12-07 2005-12-07 Procede et dispositif de decodage d'un flux video code suivant un codage hierarchique
US11/564,596 US8135065B2 (en) 2005-12-07 2006-11-29 Method and device for decoding a scalable video stream

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0512434A FR2894421B1 (fr) 2005-12-07 2005-12-07 Procede et dispositif de decodage d'un flux video code suivant un codage hierarchique

Publications (2)

Publication Number Publication Date
FR2894421A1 FR2894421A1 (fr) 2007-06-08
FR2894421B1 true FR2894421B1 (fr) 2008-01-18

Family

ID=36848380

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0512434A Expired - Fee Related FR2894421B1 (fr) 2005-12-07 2005-12-07 Procede et dispositif de decodage d'un flux video code suivant un codage hierarchique

Country Status (2)

Country Link
US (1) US8135065B2 (fr)
FR (1) FR2894421B1 (fr)

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US7068729B2 (en) 2001-12-21 2006-06-27 Digital Fountain, Inc. Multi-stage code generator and decoder for communication systems
US6307487B1 (en) 1998-09-23 2001-10-23 Digital Fountain, Inc. Information additive code generator and decoder for communication systems
US9240810B2 (en) 2002-06-11 2016-01-19 Digital Fountain, Inc. Systems and processes for decoding chain reaction codes through inactivation
EP2357732B1 (fr) 2002-10-05 2022-04-06 QUALCOMM Incorporated Codage et decodage systematique de codes de reaction en chaine
WO2005112250A2 (fr) 2004-05-07 2005-11-24 Digital Fountain, Inc. Systeme de telechargement et d'enregistrement et lecture en continu de fichiers
FR2889017A1 (fr) * 2005-07-19 2007-01-26 France Telecom Procedes de filtrage, de transmission et de reception de flux video scalables, signal, programmes, serveur, noeud intermediaire et terminal correspondants
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
FR2897741B1 (fr) * 2006-02-17 2008-11-07 Canon Kk Procede et dispositif de generation de donnees representatives d'un degre d'importance de blocs de donnees et procede et dispositif de transmission d'une sequence video encodee
US9270414B2 (en) 2006-02-21 2016-02-23 Digital Fountain, Inc. Multiple-field based code generator and decoder for communications systems
US8340179B2 (en) * 2006-03-21 2012-12-25 Canon Kabushiki Kaisha Methods and devices for coding and decoding moving images, a telecommunication system comprising such a device and a program implementing such a method
WO2007134196A2 (fr) 2006-05-10 2007-11-22 Digital Fountain, Inc. Générateur de code et décodeur pour des systèmes de communication fonctionnant en utilisant des codes hybrides pour permettre plusieurs utilisations efficaces des systèmes de communication
US9432433B2 (en) 2006-06-09 2016-08-30 Qualcomm Incorporated Enhanced block-request streaming system using signaling or block creation
US9178535B2 (en) 2006-06-09 2015-11-03 Digital Fountain, Inc. Dynamic stream interleaving and sub-stream based delivery
US9209934B2 (en) 2006-06-09 2015-12-08 Qualcomm Incorporated Enhanced block-request streaming using cooperative parallel HTTP and forward error correction
US9419749B2 (en) 2009-08-19 2016-08-16 Qualcomm Incorporated Methods and apparatus employing FEC codes with permanent inactivation of symbols for encoding and decoding processes
US9380096B2 (en) 2006-06-09 2016-06-28 Qualcomm Incorporated Enhanced block-request streaming system for handling low-latency streaming
US9386064B2 (en) 2006-06-09 2016-07-05 Qualcomm Incorporated Enhanced block-request streaming using URL templates and construction rules
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
FR2910211A1 (fr) * 2006-12-19 2008-06-20 Canon Kk Procedes et dispositifs pour re-synchroniser un flux video endommage.
JP4375442B2 (ja) * 2007-06-04 2009-12-02 ソニー株式会社 画像管理装置、画像管理方法および画像管理プログラム
BRPI0816680A2 (pt) 2007-09-12 2015-03-17 Qualcomm Inc Gerar e comunicar informações de identificação de origem pra habilitar comunicações confiáveis.
EP2223530A2 (fr) 2007-11-30 2010-09-01 Dolby Laboratories Licensing Corp. Prédiction d'image temporelle
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
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
US9917874B2 (en) 2009-09-22 2018-03-13 Qualcomm Incorporated Enhanced block-request streaming using block partitioning or request controls for improved client-side handling
FR2953675B1 (fr) * 2009-12-08 2012-09-21 Canon Kk Procede de controle par un dispositif client du transfert d'une sequence video
JP5916624B2 (ja) * 2010-01-06 2016-05-11 ドルビー ラボラトリーズ ライセンシング コーポレイション マルチ−レイヤ化されたビデオシステムのための複雑度を適応的にするスケーラブル復号及びストリーミング
FR2955995B1 (fr) * 2010-02-04 2012-02-17 Canon Kk Procede et dispositif de traitement d'une sequence video
US20110280311A1 (en) 2010-05-13 2011-11-17 Qualcomm Incorporated One-stream coding for asymmetric stereo video
US8930562B2 (en) 2010-07-20 2015-01-06 Qualcomm Incorporated Arranging sub-track fragments for streaming video data
US9596447B2 (en) 2010-07-21 2017-03-14 Qualcomm Incorporated Providing frame packing type information for video coding
US8806050B2 (en) 2010-08-10 2014-08-12 Qualcomm Incorporated Manifest file updates for network streaming of coded multimedia data
US9253233B2 (en) 2011-08-31 2016-02-02 Qualcomm Incorporated Switch signaling methods providing improved switching between representations for adaptive HTTP streaming
US20150139323A1 (en) * 2012-07-24 2015-05-21 Electronics And Telecommunications Research Institute Method of decoding images and device using same
KR101835358B1 (ko) * 2012-10-01 2018-03-08 지이 비디오 컴프레션, 엘엘씨 향상 레이어 예측에 대한 인터-레이어 예측 기여를 이용한 스케일러블 비디오 코딩
TWI625955B (zh) * 2016-10-12 2018-06-01 國立清華大學 合作式多媒體通訊方法及其系統

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US5724446A (en) * 1995-04-18 1998-03-03 Advanced Micro Devices, Inc. Video decoder apparatus using non-reference frame as an additional prediction source and method therefor
WO2002001881A2 (fr) * 2000-06-30 2002-01-03 Koninklijke Philips Electronics N.V. Procede de codage destine a la compression d'une sequence video
US6680973B2 (en) * 2001-03-29 2004-01-20 Koninklijke Philips Electronics N.V. Scalable MPEG-2 video decoder with selective motion compensation
JP2005513925A (ja) * 2001-12-20 2005-05-12 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ ビデオ符号化及び復号化方法及び装置

Also Published As

Publication number Publication date
US20070127576A1 (en) 2007-06-07
US8135065B2 (en) 2012-03-13
FR2894421A1 (fr) 2007-06-08

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Effective date: 20140829