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FR2822330B1 - Procede de codage par blocs, de type mpeg, dans lequel on affecte une resolution a chaque bloc - Google Patents

Procede de codage par blocs, de type mpeg, dans lequel on affecte une resolution a chaque bloc

Info

Publication number
FR2822330B1
FR2822330B1 FR0103454A FR0103454A FR2822330B1 FR 2822330 B1 FR2822330 B1 FR 2822330B1 FR 0103454 A FR0103454 A FR 0103454A FR 0103454 A FR0103454 A FR 0103454A FR 2822330 B1 FR2822330 B1 FR 2822330B1
Authority
FR
France
Prior art keywords
block
resolution
assigned
coding method
mpeg type
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
FR0103454A
Other languages
English (en)
Other versions
FR2822330A1 (fr
Inventor
Dominique Thoreau
Edouard Francois
Anita Orhand
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.)
Vantiva SA
Original Assignee
Thomson Multimedia SA
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 Thomson Multimedia SA filed Critical Thomson Multimedia SA
Priority to FR0103454A priority Critical patent/FR2822330B1/fr
Priority to EP02290404.9A priority patent/EP1241895B1/fr
Priority to US10/086,603 priority patent/US7280600B2/en
Priority to JP2002067989A priority patent/JP4034092B2/ja
Publication of FR2822330A1 publication Critical patent/FR2822330A1/fr
Application granted granted Critical
Publication of FR2822330B1 publication Critical patent/FR2822330B1/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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/649—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding the transform being applied to non rectangular image segments
    • 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
    • H04N19/17—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 an image region, e.g. an object
    • 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
    • H04N19/20—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding
    • H04N19/23—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding with coding of regions that are present throughout a whole video segment, e.g. sprites, background or mosaic
    • 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
    • H04N19/20—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding
    • H04N19/29—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding involving scalability at the object level, e.g. video object layer [VOL]
    • 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
    • H04N19/33—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the spatial domain

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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
FR0103454A 2001-03-14 2001-03-14 Procede de codage par blocs, de type mpeg, dans lequel on affecte une resolution a chaque bloc Expired - Fee Related FR2822330B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR0103454A FR2822330B1 (fr) 2001-03-14 2001-03-14 Procede de codage par blocs, de type mpeg, dans lequel on affecte une resolution a chaque bloc
EP02290404.9A EP1241895B1 (fr) 2001-03-14 2002-02-20 Procédé de codage par blocs de type MPEG avec une résolution differente des blocs
US10/086,603 US7280600B2 (en) 2001-03-14 2002-02-28 Blockwise coding process, of MPEG type, in which a resolution is assigned to each block
JP2002067989A JP4034092B2 (ja) 2001-03-14 2002-03-13 各ブロックに解像度が割り当てられたｍｐｅｇタイプのブロック方式符号化方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0103454A FR2822330B1 (fr) 2001-03-14 2001-03-14 Procede de codage par blocs, de type mpeg, dans lequel on affecte une resolution a chaque bloc

Publications (2)

Publication Number Publication Date
FR2822330A1 FR2822330A1 (fr) 2002-09-20
FR2822330B1 true FR2822330B1 (fr) 2003-05-02

Family

ID=8861104

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0103454A Expired - Fee Related FR2822330B1 (fr) 2001-03-14 2001-03-14 Procede de codage par blocs, de type mpeg, dans lequel on affecte une resolution a chaque bloc

Country Status (4)

Country Link
US (1) US7280600B2 (fr)
EP (1) EP1241895B1 (fr)
JP (1) JP4034092B2 (fr)
FR (1) FR2822330B1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7129473B2 (en) * 2003-05-16 2006-10-31 Olympus Corporation Optical image pickup apparatus for imaging living body tissue
EP1555821A1 (fr) * 2004-01-13 2005-07-20 Sony International (Europe) GmbH Procédé pour le prétraitement de données numériques, convertisseurs numérique-analogique et analogique-numérique
US8437551B2 (en) * 2007-10-05 2013-05-07 Tufts University Devices and methods for restoring low-resolution text images
JPWO2009063554A1 (ja) * 2007-11-13 2011-03-31 富士通株式会社 符号化装置および復号装置
WO2018004317A1 (fr) * 2016-07-01 2018-01-04 에스케이텔레콤 주식회사 Procédé et dispositif de génération de flux binaire d'image pour la diffusion en continu d'images à haute résolution
US10743000B2 (en) 2016-07-01 2020-08-11 Sk Telecom Co., Ltd. Video bitstream generation method and device for high-resolution video streaming
US10848768B2 (en) * 2018-06-08 2020-11-24 Sony Interactive Entertainment Inc. Fast region of interest coding using multi-segment resampling
CN110572654B (zh) * 2019-09-27 2024-03-15 腾讯科技（深圳）有限公司 视频编码、解码方法和装置、存储介质及电子装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2088082C (fr) * 1992-02-07 1999-01-19 John Hartung Affectation dynamique de bits pour le codage de signaux video tridimensionnels de sous-bande
GB9206860D0 (en) * 1992-03-27 1992-05-13 British Telecomm Two-layer video coder
FR2690299B1 (fr) * 1992-04-17 1994-06-17 Telecommunications Sa Procede et dispositif de filtrage spatial d'images numeriques decodees par transformation par bloc.
US5440344A (en) * 1992-04-28 1995-08-08 Mitsubishi Denki Kabushiki Kaisha Video encoder using adjacent pixel difference for quantizer control
US6023301A (en) * 1995-07-14 2000-02-08 Sharp Kabushiki Kaisha Video coding device and video decoding device
US6957350B1 (en) * 1996-01-30 2005-10-18 Dolby Laboratories Licensing Corporation Encrypted and watermarked temporal and resolution layering in advanced television
JP3674158B2 (ja) * 1996-07-01 2005-07-20 ソニー株式会社 画像符号化方法及び画像復号装置
US6057884A (en) * 1997-06-05 2000-05-02 General Instrument Corporation Temporal and spatial scaleable coding for video object planes
US6370192B1 (en) * 1997-11-20 2002-04-09 Hitachi America, Ltd. Methods and apparatus for decoding different portions of a video image at different resolutions
US8050329B2 (en) * 1998-06-26 2011-11-01 Mediatek Inc. Method and apparatus for generic scalable shape coding
US6778709B1 (en) * 1999-03-12 2004-08-17 Hewlett-Packard Development Company, L.P. Embedded block coding with optimized truncation
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
US6510177B1 (en) * 2000-03-24 2003-01-21 Microsoft Corporation System and method for layered video coding enhancement
US20020118743A1 (en) * 2001-02-28 2002-08-29 Hong Jiang Method, apparatus and system for multiple-layer scalable video coding

Also Published As

Publication number Publication date
US20020131507A1 (en) 2002-09-19
FR2822330A1 (fr) 2002-09-20
EP1241895A1 (fr) 2002-09-18
JP2002290976A (ja) 2002-10-04
US7280600B2 (en) 2007-10-09
EP1241895B1 (fr) 2016-08-10
JP4034092B2 (ja) 2008-01-16

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20081125