FR2860665B1 - Decodage de sequence d'images numeriques - Google Patents

Decodage de sequence d'images numeriques

Info

Publication number
FR2860665B1
FR2860665B1 FR0311716A FR0311716A FR2860665B1 FR 2860665 B1 FR2860665 B1 FR 2860665B1 FR 0311716 A FR0311716 A FR 0311716A FR 0311716 A FR0311716 A FR 0311716A FR 2860665 B1 FR2860665 B1 FR 2860665B1
Authority
FR
France
Prior art keywords
digital images
sequence decoding
decoding
sequence
images
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
FR0311716A
Other languages
English (en)
Other versions
FR2860665A1 (fr
Inventor
Lilian Labelle
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 FR0311716A priority Critical patent/FR2860665B1/fr
Priority to US10/956,020 priority patent/US7366355B2/en
Publication of FR2860665A1 publication Critical patent/FR2860665A1/fr
Application granted granted Critical
Publication of FR2860665B1 publication Critical patent/FR2860665B1/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
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/643—Communication protocols
    • 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
    • H04N19/10—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
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • 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
    • 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
    • H04N19/10—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
    • H04N19/164—Feedback from the receiver or from the transmission channel
    • 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
    • H04N19/172—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 the region being a picture, frame or field
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Processing Or Creating Images (AREA)
FR0311716A 2003-10-07 2003-10-07 Decodage de sequence d'images numeriques Expired - Fee Related FR2860665B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0311716A FR2860665B1 (fr) 2003-10-07 2003-10-07 Decodage de sequence d'images numeriques
US10/956,020 US7366355B2 (en) 2003-10-07 2004-10-04 Decoding a sequence of digital images

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0311716A FR2860665B1 (fr) 2003-10-07 2003-10-07 Decodage de sequence d'images numeriques

Publications (2)

Publication Number Publication Date
FR2860665A1 FR2860665A1 (fr) 2005-04-08
FR2860665B1 true FR2860665B1 (fr) 2006-04-07

Family

ID=34307482

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0311716A Expired - Fee Related FR2860665B1 (fr) 2003-10-07 2003-10-07 Decodage de sequence d'images numeriques

Country Status (2)

Country Link
US (1) US7366355B2 (fr)
FR (1) FR2860665B1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2860665B1 (fr) 2003-10-07 2006-04-07 Canon Kk Decodage de sequence d'images numeriques
FR2866183B1 (fr) * 2004-02-09 2006-08-04 Canon Kk Procedes d'emission et de reception d'une animation, et dispositifs associes
CN101383959B (zh) 2008-10-23 2012-01-11 中兴通讯股份有限公司 流媒体业务中获取关键帧的方法、***及用户设备
TWI606418B (zh) * 2012-09-28 2017-11-21 輝達公司 圖形處理單元驅動程式產生內插的圖框之電腦系統及方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3201313B2 (ja) * 1997-08-01 2001-08-20 日本ビクター株式会社 データ伝送システム及び再生装置
US6362850B1 (en) * 1998-08-04 2002-03-26 Flashpoint Technology, Inc. Interactive movie creation from one or more still images in a digital imaging device
US6907073B2 (en) * 1999-12-20 2005-06-14 Sarnoff Corporation Tweening-based codec for scaleable encoders and decoders with varying motion computation capability
FR2825224A1 (fr) 2001-05-22 2002-11-29 Canon Kk Procede et dispositif de compression et ou d'indexation d'images numeriques
FR2837330B1 (fr) 2002-03-14 2004-12-10 Canon Kk Procede et dispositif de selection d'une methode de transcodage parmi un ensemble de methodes de transcodage
FR2860665B1 (fr) 2003-10-07 2006-04-07 Canon Kk Decodage de sequence d'images numeriques

Also Published As

Publication number Publication date
US20050105808A1 (en) 2005-05-19
FR2860665A1 (fr) 2005-04-08
US7366355B2 (en) 2008-04-29

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20140630