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DE69225365D1 - Bildsignalkodierungsvorrichtung - Google Patents

Bildsignalkodierungsvorrichtung

Info

Publication number
DE69225365D1
DE69225365D1 DE69225365T DE69225365T DE69225365D1 DE 69225365 D1 DE69225365 D1 DE 69225365D1 DE 69225365 T DE69225365 T DE 69225365T DE 69225365 T DE69225365 T DE 69225365T DE 69225365 D1 DE69225365 D1 DE 69225365D1
Authority
DE
Germany
Prior art keywords
image signal
coding device
signal coding
image
signal
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
DE69225365T
Other languages
English (en)
Other versions
DE69225365T2 (de
Inventor
Kazuhiro Suzuki
Koh C O Fuji Xerox Co Kamizawa
Yutaka C O Fuji Xerox Co Koshi
Setsu C O Fuji Xerox Kunitake
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.)
Fujifilm Business Innovation Corp
Original Assignee
Fuji Xerox Co Ltd
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 JP22059691A external-priority patent/JP2664032B2/ja
Priority claimed from JP3220593A external-priority patent/JPH0563989A/ja
Application filed by Fuji Xerox Co Ltd filed Critical Fuji Xerox Co Ltd
Application granted granted Critical
Publication of DE69225365D1 publication Critical patent/DE69225365D1/de
Publication of DE69225365T2 publication Critical patent/DE69225365T2/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
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • 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
    • H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/94—Vector 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
    • H04N19/102—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
    • H04N19/102—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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)
DE69225365T 1991-08-30 1992-08-27 Bildsignalkodierungsvorrichtung Expired - Fee Related DE69225365T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP22059691A JP2664032B2 (ja) 1991-08-30 1991-08-30 画像信号の符号化装置
JP3220593A JPH0563989A (ja) 1991-08-30 1991-08-30 画像信号の符号化装置

Publications (2)

Publication Number Publication Date
DE69225365D1 true DE69225365D1 (de) 1998-06-10
DE69225365T2 DE69225365T2 (de) 1998-11-19

Family

ID=26523792

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69225365T Expired - Fee Related DE69225365T2 (de) 1991-08-30 1992-08-27 Bildsignalkodierungsvorrichtung

Country Status (3)

Country Link
US (1) US5598484A (de)
EP (1) EP0530022B1 (de)
DE (1) DE69225365T2 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5592302A (en) * 1992-03-23 1997-01-07 Canon Kabushiki Kaisha Coding method for coding pixel blocks and apparatus therefor
JP3634419B2 (ja) * 1994-07-25 2005-03-30 セイコーエプソン株式会社 画像処理方法および画像処理装置
JP2770137B2 (ja) * 1994-09-22 1998-06-25 日本プレシジョン・サーキッツ株式会社 波形データ圧縮装置
KR0178195B1 (ko) * 1995-03-28 1999-05-01 배순훈 벡터 양자화 방식을 이용한 영상 신호 부호화 장치
US7426311B1 (en) * 1995-10-26 2008-09-16 Hyundai Electronics Industries Co. Ltd. Object-based coding and decoding apparatuses and methods for image signals
JP2836681B2 (ja) * 1997-01-14 1998-12-14 日本電気株式会社 パタンマッチング符号化方法及び符号化装置
JP3720850B2 (ja) * 1997-01-31 2005-11-30 シーメンス アクチエンゲゼルシヤフト デジタル化画像の符号化および復号化のための方法および装置
EP0917362A1 (de) * 1997-11-12 1999-05-19 STMicroelectronics S.r.l. Makroblockvarianzscchätzung für MPEG2-Videocodierer
JP4344964B2 (ja) * 1999-06-01 2009-10-14 ソニー株式会社 画像処理装置および画像処理方法
EP1368748A2 (de) * 2001-01-10 2003-12-10 Koninklijke Philips Electronics N.V. Verfahren und system zur kodierung eines satzes von eingangswerten zu einem satz von koeffizienten mittels eines vorgegeben algorithmus
US6717988B2 (en) * 2001-01-11 2004-04-06 Koninklijke Philips Electronics N.V. Scalable MPEG-2 decoder
US7020672B2 (en) * 2001-03-30 2006-03-28 Koninklijke Philips Electronics, N.V. Reduced complexity IDCT decoding with graceful degradation
JP2004535099A (ja) * 2001-04-20 2004-11-18 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ 画像を改善する画像処理装置及び方法、並びにこの画像処理装置を有する画像表示装置
US6985635B2 (en) * 2002-04-22 2006-01-10 Koninklijke Philips Electronics N.V. System and method for providing a single-layer video encoded bitstreams suitable for reduced-complexity decoding
US7054497B2 (en) * 2002-06-14 2006-05-30 Koninklijke Philips Electronics N.V. Method and system for optimizing image sharpness during coding and image enhancement
KR100922941B1 (ko) * 2002-11-04 2009-10-22 삼성전자주식회사 에너지에 기반한 적응적인 이산코사인 변환/역이산코사인변환 장치 및 방법
KR100645636B1 (ko) * 2004-12-09 2006-11-15 삼성전기주식회사 Ｄｃｔ 계수를 이용한 카메라의 자동초점조절장치 및 그방법
WO2006078687A2 (en) * 2005-01-19 2006-07-27 Optopo Inc. D/B/A. Centice Corporation Static two-dimensional aperture coding for multimodal multiplex spectroscopy
EP1768416A1 (de) * 2005-09-27 2007-03-28 Matsushita Electric Industrial Co., Ltd. Frequenzselektive Videocomprimierung und -quantisierung
EP1768415A1 (de) * 2005-09-27 2007-03-28 Matsushita Electric Industrial Co., Ltd. Adaptive Scanreihenfolge der DCT-Koeffizienten und Übertragung dieser Reihenfolge
JPWO2006118288A1 (ja) * 2005-05-03 2008-12-18 松下電器産業株式会社 動画像符号化方法、動画像復号化方法およびその装置
JP3895357B2 (ja) * 2005-06-21 2007-03-22 日東光学株式会社 信号処理装置
US8437563B2 (en) * 2007-04-04 2013-05-07 Telefonaktiebolaget L M Ericsson (Publ) Vector-based image processing
KR102138650B1 (ko) * 2014-11-14 2020-07-28 후아웨이 테크놀러지 컴퍼니 리미티드 디지털 이미지의 블록을 처리하는 시스템 및 방법
WO2016074746A1 (en) 2014-11-14 2016-05-19 Huawei Technologies Co., Ltd. Systems and methods for mask based processing of a block of a digital image
CN108293125B (zh) * 2014-11-14 2020-08-07 华为技术有限公司 一种数字图像处理系统和方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4797945A (en) * 1985-12-13 1989-01-10 Canon Kabushiki Kaisha Image data coding apparatus
EP0260721B1 (de) * 1986-09-25 1993-12-01 Nec Corporation Verfahren und Apparat zur Kodierung von Bewegtbildsignalen
US5162923A (en) * 1988-02-22 1992-11-10 Canon Kabushiki Kaisha Method and apparatus for encoding frequency components of image information
US5170264A (en) * 1988-12-10 1992-12-08 Fuji Photo Film Co., Ltd. Compression coding device and expansion decoding device for a picture signal
US5051840A (en) * 1988-12-14 1991-09-24 Fuji Photo Film Co., Ltd. Device for coding a picture signal by compression
US5121216A (en) * 1989-07-19 1992-06-09 Bell Communications Research Adaptive transform coding of still images
US5268755A (en) * 1991-02-21 1993-12-07 Matsushita Electric Industrial Co., Ltd. Orthogonal transformation encoder

Also Published As

Publication number Publication date
US5598484A (en) 1997-01-28
EP0530022A3 (de) 1995-03-15
EP0530022A2 (de) 1993-03-03
EP0530022B1 (de) 1998-05-06
DE69225365T2 (de) 1998-11-19

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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