BR0206798A - Método de codificação e decodificação de imagens, dispositivos e aplicações correspondentes - Google Patents

Método de codificação e decodificação de imagens, dispositivos e aplicações correspondentes

Info

Publication number
BR0206798A
BR0206798A BR0206798-6A BR0206798A BR0206798A BR 0206798 A BR0206798 A BR 0206798A BR 0206798 A BR0206798 A BR 0206798A BR 0206798 A BR0206798 A BR 0206798A
Authority
BR
Brazil
Prior art keywords
encoding
devices
applications
decoding method
corresponding images
Prior art date
Application number
BR0206798-6A
Other languages
English (en)
Portuguese (pt)
Inventor
Henri Sanson
Nathalie Laurent-Chatenet
Alexadre Buisson
Original Assignee
France Telecom
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 France Telecom filed Critical France Telecom
Publication of BR0206798A publication Critical patent/BR0206798A/pt

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
    • H04N19/50—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
    • H04N19/10—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
    • H04N19/103—Selection of coding mode or of prediction mode
    • 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
    • H04N19/537—Motion estimation other than block-based
    • 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
    • H04N19/537—Motion estimation other than block-based
    • H04N19/54—Motion estimation other than block-based using feature points or meshes
    • 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
    • H04N19/553—Motion estimation dealing with occlusions

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
BR0206798-6A 2001-01-26 2002-01-25 Método de codificação e decodificação de imagens, dispositivos e aplicações correspondentes BR0206798A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0101174A FR2820255A1 (fr) 2001-01-26 2001-01-26 Procedes de codage et de decodage d'images, dispositifs, systemes, signaux et applications correspondants
PCT/FR2002/000322 WO2002060184A1 (fr) 2001-01-26 2002-01-25 Procede de codage et de decodage d'images, dispositifs et applications correspondants

Publications (1)

Publication Number Publication Date
BR0206798A true BR0206798A (pt) 2004-02-03

Family

ID=8859354

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0206798-6A BR0206798A (pt) 2001-01-26 2002-01-25 Método de codificação e decodificação de imagens, dispositivos e aplicações correspondentes

Country Status (8)

Country Link
US (1) US7512179B2 (https=)
EP (1) EP1354482A1 (https=)
JP (1) JP2004520744A (https=)
KR (1) KR100922510B1 (https=)
CN (1) CN1288914C (https=)
BR (1) BR0206798A (https=)
FR (1) FR2820255A1 (https=)
WO (1) WO2002060184A1 (https=)

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US8421804B2 (en) * 2005-02-16 2013-04-16 At&T Intellectual Property Ii, L.P. System and method of streaming 3-D wireframe animations
JP4240283B2 (ja) * 2002-10-10 2009-03-18 ソニー株式会社 復号装置及び復号方法
FR2849329A1 (fr) * 2002-12-20 2004-06-25 France Telecom Procede de codage d'une image par ondelettes, procede de decodage, dispositifs, signal et applications correspondantes
FR2852773A1 (fr) * 2003-03-20 2004-09-24 France Telecom Procedes et dispositifs de codage et de decodage d'une sequence d'images par decomposition mouvement/texture et codage par ondelettes
CN100476879C (zh) * 2004-01-06 2009-04-08 Nxp股份有限公司 用于再现图形对象的方法
US8331445B2 (en) 2004-06-01 2012-12-11 Qualcomm Incorporated Method, apparatus, and system for enhancing robustness of predictive video codecs using a side-channel based on distributed source coding techniques
WO2006030103A1 (fr) * 2004-09-15 2006-03-23 France Telecom Procede d'estimation de mouvement a l'aide de maillages deformables
US7606303B2 (en) * 2004-09-28 2009-10-20 General Instrument Corporation Method and apparatus to detect anchor frames from digital video streams
ITMI20041971A1 (it) * 2004-10-15 2005-01-15 Uni Degli Studi Brescia Metodo di codifica video scalabile
KR100813963B1 (ko) * 2005-09-16 2008-03-14 세종대학교산학협력단 동영상의 무손실 부호화, 복호화 방법 및 장치
US8605786B2 (en) * 2007-09-04 2013-12-10 The Regents Of The University Of California Hierarchical motion vector processing method, software and devices
FR2933565A1 (fr) * 2008-07-01 2010-01-08 France Telecom Procede et dispositif de codage d'une sequence d'images mettant en oeuvre une prediction temporelle, signal, support de donnees, procede et dispositif de decodage, et produit programme d'ordinateur correspondants
JP5112229B2 (ja) * 2008-09-05 2013-01-09 株式会社エヌ・ティ・ティ・ドコモ 配信装置、端末装置及びシステム並びに方法
JP5080406B2 (ja) * 2008-09-05 2012-11-21 株式会社エヌ・ティ・ティ・ドコモ 配信装置、端末装置及びシステム並びに方法
US9049450B2 (en) * 2010-04-05 2015-06-02 Samsung Electronics Co., Ltd. Method and apparatus for encoding video based on internal bit depth increment, and method and apparatus for decoding video based on internal bit depth increment
KR101750046B1 (ko) * 2010-04-05 2017-06-22 삼성전자주식회사 트리 구조에 따른 부호화 단위에 기반한 인루프 필터링을 수반하는 비디오 부호화 방법과 그 장치 및 복호화 방법과 그 장치
KR101682147B1 (ko) 2010-04-05 2016-12-05 삼성전자주식회사 변환 및 역변환에 기초한 보간 방법 및 장치
CA3007527C (en) 2010-04-13 2020-06-23 Samsung Electronics Co., Ltd. Video encoding method and video encoding apparatus and video decoding method and video decoding apparatus, which perform deblocking filtering based on tree-structure encoding units
WO2019124191A1 (ja) * 2017-12-18 2019-06-27 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、符号化方法及び復号方法
GB2580084B (en) * 2018-12-20 2022-12-28 Canon Kk Video coding and decoding
CN109816611B (zh) * 2019-01-31 2021-02-12 北京市商汤科技开发有限公司 视频修复方法及装置、电子设备和存储介质
JP7781042B2 (ja) * 2022-10-13 2025-12-05 Kddi株式会社 メッシュ復号装置、メッシュ符号化装置、メッシュ復号方法及びプログラム
JP7767256B2 (ja) * 2022-10-13 2025-11-11 Kddi株式会社 メッシュ復号装置、メッシュ符号化装置、メッシュ復号方法及びプログラム

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JP3089165B2 (ja) * 1994-11-10 2000-09-18 株式会社グラフィックス・コミュニケーション・ラボラトリーズ 動きベクトル探索装置
KR0181034B1 (ko) 1995-03-18 1999-05-01 배순훈 특징점 기반 움직임 추정을 이용한 움직임 벡터 검출 방법 및 장치
US5654771A (en) * 1995-05-23 1997-08-05 The University Of Rochester Video compression system using a dense motion vector field and a triangular patch mesh overlay model
KR100209793B1 (ko) 1995-10-28 1999-07-15 전주범 특징점 기반 움직임 추정을 이용하여 비디오 신호를 부호화 및 복호화하는 장치
GB9607645D0 (en) * 1996-04-12 1996-06-12 Snell & Wilcox Ltd Processing of video signals prior to compression
EP0836784B1 (en) * 1996-05-06 2003-09-17 Koninklijke Philips Electronics N.V. Segmented video coding and decoding method and system
US6078619A (en) * 1996-09-12 2000-06-20 University Of Bath Object-oriented video system
US6668091B1 (en) * 1998-10-02 2003-12-23 Samsung Electronics Co., Ltd. 3D mesh coding/decoding method
FR2794269B1 (fr) * 1999-05-26 2001-08-17 France Telecom Procede de codage d'images, a partition triangulaire et transformation reversible, et procede de decodage correspondant
FR2802377B1 (fr) * 1999-12-09 2002-03-08 France Telecom Procede d'estimation de mouvement entre deux images avec gestion des retournements de mailles et procede de codage correspondant
US6898320B2 (en) * 2000-03-14 2005-05-24 Samsung Electronics Co., Ltd. Method for processing nodes in 3D scene and apparatus thereof
FR2813485B1 (fr) * 2000-08-24 2003-12-26 France Telecom Procede de construction d'au moins une image interpolee entre deux images d'une sequence animee, procedes de codage et de decodage, signal et support de donnees correspondant

Also Published As

Publication number Publication date
FR2820255A1 (fr) 2002-08-02
CN1531824A (zh) 2004-09-22
US20040151247A1 (en) 2004-08-05
US7512179B2 (en) 2009-03-31
WO2002060184A1 (fr) 2002-08-01
CN1288914C (zh) 2006-12-06
EP1354482A1 (fr) 2003-10-22
KR20030081403A (ko) 2003-10-17
JP2004520744A (ja) 2004-07-08
KR100922510B1 (ko) 2009-10-20

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Legal Events

Date Code Title Description
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B15K Others concerning applications: alteration of classification

Free format text: AS CLASSIFICACOES ANTERIORES ERAM: H04N 7/46 , H04N 7/36

Ipc: H04N 19/103 (2014.01), H04N 19/54 (2014.01)

B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B11D Dismissal acc. art. 38, par 2 of ipl - failure to pay fee after grant in time