ATE342635T1 - Verfahren und vorrichtung zur optimierung der bildschärfe während der kodierung - Google Patents

Verfahren und vorrichtung zur optimierung der bildschärfe während der kodierung

Info

Publication number
ATE342635T1
ATE342635T1 AT03732863T AT03732863T ATE342635T1 AT E342635 T1 ATE342635 T1 AT E342635T1 AT 03732863 T AT03732863 T AT 03732863T AT 03732863 T AT03732863 T AT 03732863T AT E342635 T1 ATE342635 T1 AT E342635T1
Authority
AT
Austria
Prior art keywords
image sharpness
during coding
optimizing image
sharpness during
quantization
Prior art date
Application number
AT03732863T
Other languages
English (en)
Inventor
Jorge Caviedes
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE342635T1 publication Critical patent/ATE342635T1/de

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
    • H04N19/102—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
    • H04N19/154—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
    • H04N19/102—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
    • 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
    • H04N19/60—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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Image Processing (AREA)
  • Facsimiles In General (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Facsimile Heads (AREA)
  • Control Or Security For Electrophotography (AREA)
AT03732863T 2002-06-14 2003-06-04 Verfahren und vorrichtung zur optimierung der bildschärfe während der kodierung ATE342635T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/172,416 US7054497B2 (en) 2002-06-14 2002-06-14 Method and system for optimizing image sharpness during coding and image enhancement

Publications (1)

Publication Number Publication Date
ATE342635T1 true ATE342635T1 (de) 2006-11-15

Family

ID=29733053

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03732863T ATE342635T1 (de) 2002-06-14 2003-06-04 Verfahren und vorrichtung zur optimierung der bildschärfe während der kodierung

Country Status (9)

Country Link
US (1) US7054497B2 (de)
EP (1) EP1516493B1 (de)
JP (1) JP2005530423A (de)
KR (1) KR20050012782A (de)
CN (1) CN1659890A (de)
AT (1) ATE342635T1 (de)
AU (1) AU2003239286A1 (de)
DE (1) DE60309039T2 (de)
WO (1) WO2003107682A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7769084B1 (en) * 2002-07-15 2010-08-03 Apple Inc. Method for implementing a quantizer in a multimedia compression and encoding system
KR100813258B1 (ko) 2005-07-12 2008-03-13 삼성전자주식회사 화상 데이터 부호화 및 복호화 장치 및 방법
US20080285645A1 (en) * 2007-05-17 2008-11-20 Tandberg Television Asa Adaptive border processing
US8023562B2 (en) 2007-09-07 2011-09-20 Vanguard Software Solutions, Inc. Real-time video coding/decoding
WO2009035143A1 (ja) * 2007-09-12 2009-03-19 Sony Corporation 画像処理装置及び方法
JP5212372B2 (ja) * 2007-09-12 2013-06-19 ソニー株式会社 画像処理装置及び画像処理方法
US8363969B1 (en) * 2008-08-01 2013-01-29 Marvell International Ltd. Systems and methods for image coding and processing
US9473792B2 (en) * 2009-11-06 2016-10-18 Texas Instruments Incorporated Method and system to improve the performance of a video encoder
WO2011100347A2 (en) * 2010-02-09 2011-08-18 Vanguard Software Solutions, Inc. Video sequence encoding system and algorithms
US8693551B2 (en) 2011-11-16 2014-04-08 Vanguard Software Solutions, Inc. Optimal angular intra prediction for block-based video coding
KR101279705B1 (ko) * 2011-12-22 2013-06-27 연세대학교 산학협력단 영상 프레임 내의 블러 측정 방법과 이를 이용하여 영상 프레임의 화질 측정 장치 및 방법
KR101367777B1 (ko) * 2012-08-22 2014-03-06 주식회사 핀그램 적응 이미지 압축시스템 및 그 방법
US9106922B2 (en) 2012-12-19 2015-08-11 Vanguard Software Solutions, Inc. Motion estimation engine for video encoding
US10007644B2 (en) * 2014-06-17 2018-06-26 Sap Se Data analytic consistency of visual discoveries in sample datasets
JP6417815B2 (ja) * 2014-09-19 2018-11-07 富士ゼロックス株式会社 情報処理装置及び情報処理プログラム
WO2016076515A1 (ko) * 2014-11-13 2016-05-19 삼성전자 주식회사 영상의 주파수 특성 정보를 포함하는 메타 데이터를 생성하는 방법 및 장치
CN108629744B (zh) * 2018-04-09 2021-07-30 北京无线电计量测试研究所 一种图像增强方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62222783A (ja) * 1986-03-24 1987-09-30 Kokusai Denshin Denwa Co Ltd <Kdd> 動画像の高能率符号化方式
DE69225365T2 (de) * 1991-08-30 1998-11-19 Fuji Xerox Co Ltd Bildsignalkodierungsvorrichtung
US6539122B1 (en) * 1997-04-04 2003-03-25 General Dynamics Decision Systems, Inc. Adaptive wavelet coding of hyperspectral imagery
JP3720577B2 (ja) 1997-04-18 2005-11-30 株式会社リコー 画像形成装置
AU762996B2 (en) * 1999-02-09 2003-07-10 Motorola Australia Pty Ltd An image compression system and method of determining quantisation parameters therefor
US6535647B1 (en) * 1999-03-25 2003-03-18 General Dynamics Decision Systems, Inc. Image encoder method
CN1248486C (zh) 1999-12-17 2006-03-29 皇家菲利浦电子有限公司 用于峰化信号的方法和设备
US6870962B2 (en) * 2001-04-30 2005-03-22 The Salk Institute For Biological Studies Method and apparatus for efficiently encoding chromatic images using non-orthogonal basis functions

Also Published As

Publication number Publication date
CN1659890A (zh) 2005-08-24
WO2003107682A1 (en) 2003-12-24
KR20050012782A (ko) 2005-02-02
DE60309039D1 (de) 2006-11-23
EP1516493B1 (de) 2006-10-11
DE60309039T2 (de) 2007-05-03
US20030231796A1 (en) 2003-12-18
US7054497B2 (en) 2006-05-30
AU2003239286A1 (en) 2003-12-31
JP2005530423A (ja) 2005-10-06
EP1516493A1 (de) 2005-03-23

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