DE69210963D1 - Verfahren zur Bildkodierung eines Videosignals - Google Patents

Verfahren zur Bildkodierung eines Videosignals

Info

Publication number
DE69210963D1
DE69210963D1 DE69210963T DE69210963T DE69210963D1 DE 69210963 D1 DE69210963 D1 DE 69210963D1 DE 69210963 T DE69210963 T DE 69210963T DE 69210963 T DE69210963 T DE 69210963T DE 69210963 D1 DE69210963 D1 DE 69210963D1
Authority
DE
Germany
Prior art keywords
video signal
image coding
coding
image
video
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
DE69210963T
Other languages
English (en)
Other versions
DE69210963T2 (de
Inventor
Harald Brusewitz
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.)
Telia AB
Original Assignee
Telia AB
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 Telia AB filed Critical Telia AB
Publication of DE69210963D1 publication Critical patent/DE69210963D1/de
Application granted granted Critical
Publication of DE69210963T2 publication Critical patent/DE69210963T2/de
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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/587—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal sub-sampling or interpolation, e.g. decimation or subsequent interpolation of pictures in a video sequence
    • 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
    • H04N19/124—Quantisation
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of the transmission buffer
    • 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
    • H04N19/176—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 block, e.g. a macroblock
    • 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
    • H04N19/61—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
    • H04N19/10—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)
DE69210963T 1991-11-15 1992-11-12 Verfahren zur Bildkodierung eines Videosignals Expired - Fee Related DE69210963T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9103381A SE468737B (sv) 1991-11-15 1991-11-15 Foerfarande och apparat foer bildkodning med val av steghoejd i kvantiseraren

Publications (2)

Publication Number Publication Date
DE69210963D1 true DE69210963D1 (de) 1996-06-27
DE69210963T2 DE69210963T2 (de) 1997-01-16

Family

ID=20384337

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69210963T Expired - Fee Related DE69210963T2 (de) 1991-11-15 1992-11-12 Verfahren zur Bildkodierung eines Videosignals

Country Status (6)

Country Link
US (1) US5966181A (de)
EP (1) EP0545875B1 (de)
JP (1) JPH05260458A (de)
DE (1) DE69210963T2 (de)
GB (1) GB2261567B (de)
SE (1) SE468737B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1007807A3 (nl) * 1993-11-30 1995-10-24 Philips Electronics Nv Inrichting voor het coderen van een videosignaal.
US5687095A (en) * 1994-11-01 1997-11-11 Lucent Technologies Inc. Video transmission rate matching for multimedia communication systems
DE19524872C1 (de) * 1995-07-07 1997-02-20 Siemens Ag Verfahren und Anordnung zur Codierung und Decodierung von einem Videodatenstrom für alle Bildelemente des Videodatenstroms
EP0774869A3 (de) * 1995-11-16 1999-09-29 Hitachi Denshi Kabushiki Kaisha Bilddatenkodierungs-/-dekodierungssystem
US6212232B1 (en) 1998-06-18 2001-04-03 Compaq Computer Corporation Rate control and bit allocation for low bit rate video communication applications
GB2341745A (en) * 1998-09-10 2000-03-22 Snell & Wilcox Ltd Image encoding
JP3871840B2 (ja) 1999-12-24 2007-01-24 日本電気株式会社 圧縮動画像再符号化装置
JP3662171B2 (ja) * 2000-06-05 2005-06-22 三菱電機株式会社 符号化装置及び符号化方法
JP4492777B2 (ja) 2001-08-28 2010-06-30 日本電気株式会社 動画像符号化装置
US20130208809A1 (en) * 2012-02-14 2013-08-15 Microsoft Corporation Multi-layer rate control

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5992688A (ja) * 1982-11-19 1984-05-28 Fuji Photo Film Co Ltd 適応形画像圧縮方式
EP0201679B1 (de) * 1985-04-17 1991-03-13 Siemens Aktiengesellschaft Verfahren zur Bilddatenreduktion für digitale Fernsehsignale
US4833535A (en) * 1987-02-04 1989-05-23 Kabushiki Kaisha Toshiba Image transmission apparatus
BE1000643A5 (fr) * 1987-06-05 1989-02-28 Belge Etat Procede de codage de signaux d'image.
US4897855A (en) * 1987-12-01 1990-01-30 General Electric Company DPCM system with adaptive quantizer having unchanging bin number ensemble
US4954892A (en) * 1989-02-14 1990-09-04 Mitsubishi Denki Kabushiki Kaisha Buffer controlled picture signal encoding and decoding system
EP0396846B1 (de) * 1989-05-12 1993-04-28 Rai Radiotelevisione Italiana Gerät zur Diskret-Kosinus-Transform-Kodierung digitaler Videosignale
JP2520306B2 (ja) * 1989-05-24 1996-07-31 三菱電機株式会社 変換符号化装置
GB8921319D0 (en) * 1989-09-21 1989-11-08 British Broadcasting Corp Digital coder
JPH03129987A (ja) * 1989-10-14 1991-06-03 Sony Corp 映像信号符号化装置及び映像信号符号化方法
US4969040A (en) * 1989-10-26 1990-11-06 Bell Communications Research, Inc. Apparatus and method for differential sub-band coding of video signals
JPH0714209B2 (ja) * 1989-12-20 1995-02-15 松下電器産業株式会社 動画像符号化装置
US5164828A (en) * 1990-02-26 1992-11-17 Sony Corporation Video signal transmission and method and apparatus for coding video signal used in this
WO1991014339A1 (en) * 1990-03-15 1991-09-19 Thomson Consumer Electronics S.A. Digital image coding with quantization level computation
FR2660139B1 (fr) * 1990-03-23 1995-08-25 France Etat Procede de codage et de transmission a au moins deux niveaux de qualite d'images numeriques appartenant a une sequence d'images, et dispositifs correspondants.
US5038209A (en) * 1990-09-27 1991-08-06 At&T Bell Laboratories Adaptive buffer/quantizer control for transform video coders

Also Published As

Publication number Publication date
SE9103381L (sv) 1993-03-08
EP0545875B1 (de) 1996-05-22
GB2261567B (en) 1995-04-19
EP0545875A1 (de) 1993-06-09
US5966181A (en) 1999-10-12
SE468737B (sv) 1993-03-08
GB9221424D0 (en) 1992-11-25
SE9103381D0 (sv) 1991-11-15
DE69210963T2 (de) 1997-01-16
GB2261567A (en) 1993-05-19
JPH05260458A (ja) 1993-10-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee