DE69230268T2 - Kodierungsgerät zur Kompression von bewegten Bilddaten - Google Patents

Kodierungsgerät zur Kompression von bewegten Bilddaten

Info

Publication number
DE69230268T2
DE69230268T2 DE69230268T DE69230268T DE69230268T2 DE 69230268 T2 DE69230268 T2 DE 69230268T2 DE 69230268 T DE69230268 T DE 69230268T DE 69230268 T DE69230268 T DE 69230268T DE 69230268 T2 DE69230268 T2 DE 69230268T2
Authority
DE
Germany
Prior art keywords
compression
image data
moving image
coding device
coding
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 - Lifetime
Application number
DE69230268T
Other languages
English (en)
Other versions
DE69230268D1 (de
Inventor
Hideto Kunihiro
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.)
Acer Inc
Original Assignee
NEC Corp
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
Priority claimed from JP3049149A external-priority patent/JP2899432B2/ja
Priority claimed from JP3049148A external-priority patent/JP2899431B2/ja
Priority claimed from JP15548191A external-priority patent/JP2669963B2/ja
Priority claimed from JP5334191U external-priority patent/JP2534914Y2/ja
Application filed by NEC Corp filed Critical NEC Corp
Publication of DE69230268D1 publication Critical patent/DE69230268D1/de
Application granted granted Critical
Publication of DE69230268T2 publication Critical patent/DE69230268T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/192—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding the adaptation method, adaptation tool or adaptation type being iterative or recursive
    • 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
    • H04N19/134—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
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • 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
    • H04N19/149—Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
    • 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
    • H04N19/15—Data rate or code amount at the encoder output by monitoring actual compressed data size at the memory before deciding storage at 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
    • H04N19/172—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
    • H04N19/10—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
    • H04N19/10—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
    • H04N19/18—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 a set of transform coefficients
    • 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
    • H04N19/10—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
    • 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
    • H04N19/10—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
DE69230268T 1991-02-21 1992-02-19 Kodierungsgerät zur Kompression von bewegten Bilddaten Expired - Lifetime DE69230268T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP3049149A JP2899432B2 (ja) 1991-02-21 1991-02-21 動画データの圧縮符号化方式
JP3049148A JP2899431B2 (ja) 1991-02-21 1991-02-21 動画データの圧縮符号化装置
JP15548191A JP2669963B2 (ja) 1991-05-31 1991-05-31 画像データの圧縮符号化方法及び装置
JP5334191U JP2534914Y2 (ja) 1991-06-14 1991-06-14 画像データの圧縮符号化装置

Publications (2)

Publication Number Publication Date
DE69230268D1 DE69230268D1 (de) 1999-12-09
DE69230268T2 true DE69230268T2 (de) 2000-04-13

Family

ID=27462317

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69222332T Expired - Lifetime DE69222332T2 (de) 1991-02-21 1992-02-19 Kodierungsgerät zur Kompression von bewegten Bilddaten
DE69230268T Expired - Lifetime DE69230268T2 (de) 1991-02-21 1992-02-19 Kodierungsgerät zur Kompression von bewegten Bilddaten

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69222332T Expired - Lifetime DE69222332T2 (de) 1991-02-21 1992-02-19 Kodierungsgerät zur Kompression von bewegten Bilddaten

Country Status (3)

Country Link
US (1) US5245427A (de)
EP (2) EP0500077B1 (de)
DE (2) DE69222332T2 (de)

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EP0535963B1 (de) * 1991-10-02 1998-06-10 Matsushita Electric Industrial Co., Ltd. Orthogonaltransformationskodierer
JP2530090B2 (ja) * 1992-02-28 1996-09-04 三星電子株式会社 映像信号符号化装置
US6553143B2 (en) * 1992-06-30 2003-04-22 Canon Kabushiki Kaisha Image encoding method and apparatus
US6222943B1 (en) * 1992-07-30 2001-04-24 Canon Kabushiki Kaisha Image reading, processing and recording with quick data compression
US5543844A (en) * 1992-11-25 1996-08-06 Matsushita Electric Industrial Co., Ltd. Method and apparatus for coding image data
JPH06217274A (ja) * 1993-01-18 1994-08-05 Matsushita Electric Ind Co Ltd 画像信号圧縮装置
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NL9301358A (nl) * 1993-08-04 1995-03-01 Nederland Ptt Transcodeerinrichting.
FR2709393B1 (fr) * 1993-08-27 1995-09-29 Thomson Csf Procédé et dispositif de codage intra avec régulation de débit pour l'enregistrement d'images sur magnétoscope.
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FR2720582B1 (fr) * 1994-05-27 1996-08-14 Sgs Thomson Microelectronics Circuit de détermination du coefficient de quantification dans une chaîne de compression d'image.
KR100307618B1 (ko) * 1994-05-31 2001-11-30 윤종용 영상부호화방법및장치
JP3050047B2 (ja) * 1994-06-24 2000-06-05 日本ビクター株式会社 動画像符号化装置及び動画像符号化方法
JP2935334B2 (ja) * 1994-07-28 1999-08-16 日本電気株式会社 符号量制御方法
JP3629728B2 (ja) * 1994-08-31 2005-03-16 ソニー株式会社 動画像信号符号化方法、動画像信号符号化装置及び動画像信号記録媒体
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JP3954656B2 (ja) * 1994-09-29 2007-08-08 ソニー株式会社 画像符号化装置及び方法
JPH08130649A (ja) * 1994-11-01 1996-05-21 Canon Inc データ処理装置
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JPH08186814A (ja) * 1994-12-28 1996-07-16 Canon Inc 画像圧縮装置
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FR2730594B1 (fr) * 1995-02-09 1997-03-21 France Telecom Procede de quantification vectorielle sur reseau contrainte en debit
US5612900A (en) * 1995-05-08 1997-03-18 Kabushiki Kaisha Toshiba Video encoding method and system which encodes using a rate-quantizer model
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US5926222A (en) * 1995-09-28 1999-07-20 Intel Corporation Bitrate estimator for selecting quantization levels for image encoding
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US5786856A (en) * 1996-03-19 1998-07-28 International Business Machines Method for adaptive quantization by multiplication of luminance pixel blocks by a modified, frequency ordered hadamard matrix
US6100931A (en) * 1996-03-19 2000-08-08 Sony Corporation Method and apparatus for controlling a target amount of code and for compressing video data
JP3282489B2 (ja) * 1996-04-12 2002-05-13 ソニー株式会社 デジタル情報データ記録及び再生装置
DE19618117C1 (de) * 1996-05-06 1997-10-02 Siemens Ag Verfahren zur Quantisierung und Verfahren zur inversen Quantisierung von Transformationscodierungskoeffizienten eines Videodatenstorms
US6366614B1 (en) 1996-10-11 2002-04-02 Qualcomm Inc. Adaptive rate control for digital video compression
JP3408094B2 (ja) * 1997-02-05 2003-05-19 キヤノン株式会社 画像処理装置及びその方法
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JPWO2009157580A1 (ja) * 2008-06-27 2011-12-15 ソニー株式会社 画像処理装置及び画像処理方法
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Also Published As

Publication number Publication date
EP0741497A1 (de) 1996-11-06
EP0500077A2 (de) 1992-08-26
DE69230268D1 (de) 1999-12-09
DE69222332D1 (de) 1997-10-30
EP0500077A3 (en) 1993-10-13
DE69222332T2 (de) 1998-01-29
EP0500077B1 (de) 1997-09-24
US5245427A (en) 1993-09-14
EP0741497B1 (de) 1999-11-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: ACER INC., TAIPEH/T'AI-PEI, TW

8328 Change in the person/name/address of the agent

Representative=s name: MICHALSKI HUETTERMANN & PARTNER PATENTANWAELTE, 40