NO943153L - Videobildebehandling - Google Patents

Videobildebehandling

Info

Publication number
NO943153L
NO943153L NO943153A NO943153A NO943153L NO 943153 L NO943153 L NO 943153L NO 943153 A NO943153 A NO 943153A NO 943153 A NO943153 A NO 943153A NO 943153 L NO943153 L NO 943153L
Authority
NO
Norway
Prior art keywords
video processing
video
smoothed
projections
variety
Prior art date
Application number
NO943153A
Other languages
English (en)
Other versions
NO943153D0 (no
Inventor
Michael Burl
Original Assignee
British Broadcasting 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
Application filed by British Broadcasting Corp filed Critical British Broadcasting Corp
Publication of NO943153D0 publication Critical patent/NO943153D0/no
Publication of NO943153L publication Critical patent/NO943153L/no

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/144—Movement detection
    • H04N5/145—Movement 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
    • H04N19/50—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
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
    • H04N7/0127—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level by changing the field or frame frequency of the incoming video signal, e.g. frame rate converter
    • H04N7/0132—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level by changing the field or frame frequency of the incoming video signal, e.g. frame rate converter the field or frame frequency of the incoming video signal being multiplied by a positive integer, e.g. for flicker reduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
    • H04N7/0135—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving interpolation processes
    • H04N7/014—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving interpolation processes involving the use of motion vectors

Landscapes

  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Engineering & Computer Science (AREA)
  • Studio Circuits (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
  • Picture Signal Circuits (AREA)
  • Television Signal Processing For Recording (AREA)
  • Cameras Adapted For Combination With Other Photographic Or Optical Apparatuses (AREA)
  • Color Television Image Signal Generators (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)
  • Photoreceptors In Electrophotography (AREA)

Abstract

Videobildebehandling Et tidskompensert videokomposittbilde generert fra en rekke inngangsfelt innbefatter diskontinuiteter. Disse skyldes projeksjoner fra inngangsfelter som innbefatter bevegelse. Disse detekteres og glattes deretter med et mykningsfilter.
NO943153A 1992-02-26 1994-08-25 Videobildebehandling NO943153L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB929204115A GB9204115D0 (en) 1992-02-26 1992-02-26 Video image processing
PCT/GB1993/000402 WO1993017520A1 (en) 1992-02-26 1993-02-26 Video image processing

Publications (2)

Publication Number Publication Date
NO943153D0 NO943153D0 (no) 1994-08-25
NO943153L true NO943153L (no) 1994-10-26

Family

ID=10711091

Family Applications (1)

Application Number Title Priority Date Filing Date
NO943153A NO943153L (no) 1992-02-26 1994-08-25 Videobildebehandling

Country Status (13)

Country Link
US (1) US5633956A (no)
EP (1) EP0628233B1 (no)
JP (1) JPH07504540A (no)
CN (1) CN1076070A (no)
AT (1) ATE167604T1 (no)
AU (1) AU3639093A (no)
CA (1) CA2130817A1 (no)
DE (1) DE69319227T2 (no)
DK (1) DK0628233T3 (no)
FI (1) FI943913L (no)
GB (1) GB9204115D0 (no)
NO (1) NO943153L (no)
WO (1) WO1993017520A1 (no)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0134325B1 (ko) * 1993-12-16 1998-04-23 배순훈 영상 데이타 전처리 필터
US6340994B1 (en) 1998-08-12 2002-01-22 Pixonics, Llc System and method for using temporal gamma and reverse super-resolution to process images for use in digital display systems
WO2000010326A2 (en) * 1998-08-12 2000-02-24 Focus Enhancements, Inc. Two-dimensional adjustable flicker filter
US6782132B1 (en) 1998-08-12 2004-08-24 Pixonics, Inc. Video coding and reconstruction apparatus and methods
JP2002523985A (ja) 1998-08-21 2002-07-30 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 画像信号における問題領域位置決め
US6466624B1 (en) 1998-10-28 2002-10-15 Pixonics, Llc Video decoder with bit stream based enhancements
WO2001045036A1 (en) * 1999-12-14 2001-06-21 Dynapel Systems, Inc. Slow motion system
KR100904340B1 (ko) * 2001-06-15 2009-06-23 소니 가부시끼 가이샤 화상 처리 장치 및 방법과 촬상 장치
JP4596223B2 (ja) * 2001-06-27 2010-12-08 ソニー株式会社 画像処理装置および方法、記録媒体、並びにプログラム
US7266150B2 (en) * 2001-07-11 2007-09-04 Dolby Laboratories, Inc. Interpolation of video compression frames
US20080151106A1 (en) * 2004-02-23 2008-06-26 Koninklijke Philips Electronics, N.V. Reducing Artefacts In Scan-Rate Conversion Of Image Signals By Combining Interpolation And Extrapolation Of Images
US9659353B2 (en) 2010-03-01 2017-05-23 Stmicroelectronics, Inc. Object speed weighted motion compensated interpolation
CN116708827A (zh) * 2019-02-28 2023-09-05 华为技术有限公司 编码器、解码器及相应的帧间预测方法
US11936992B2 (en) * 2022-01-18 2024-03-19 Apple Inc. Multi-mode demosaicing for raw image data
US12477120B2 (en) * 2022-10-17 2025-11-18 Alibaba Damo (Hangzhou) Technology Co., Ltd. Keypoints based video compression

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2599205B1 (fr) * 1981-11-27 1990-08-24 Thomson Csf Procede recursif de caracterisation de zones isotropes dans une image video; dispositif detecteur de mouvement et detecteur de bruit dans une sequence d'images
DE3408061A1 (de) * 1984-03-05 1985-09-05 ANT Nachrichtentechnik GmbH, 7150 Backnang Verfahren zur bewegungsadaptiven interpolation von fernsehbildsequenzen und anwendungen dieses verfahrens
DE3851786T2 (de) * 1987-06-09 1995-03-09 Sony Corp Auswahl eines Bewegungsvektors in Fernsehbildern.
ES2046444T3 (es) * 1988-04-15 1994-02-01 N.V. Philips' Gloeilampenfabrieken Dispositivo descodificador de senales representativas de una secuencia de imagenes y sistema de transmision de imagenes de television de alta definicion que incluye tal dispositivo.
US5134480A (en) * 1990-08-31 1992-07-28 The Trustees Of Columbia University In The City Of New York Time-recursive deinterlace processing for television-type signals

Also Published As

Publication number Publication date
JPH07504540A (ja) 1995-05-18
CA2130817A1 (en) 1993-09-02
DE69319227T2 (de) 1998-10-22
DK0628233T3 (da) 1999-03-01
AU3639093A (en) 1993-09-13
FI943913A7 (fi) 1994-10-20
EP0628233A1 (en) 1994-12-14
NO943153D0 (no) 1994-08-25
DE69319227D1 (de) 1998-07-23
US5633956A (en) 1997-05-27
FI943913A0 (fi) 1994-08-25
GB9204115D0 (en) 1992-04-08
ATE167604T1 (de) 1998-07-15
FI943913L (fi) 1994-10-20
EP0628233B1 (en) 1998-06-17
CN1076070A (zh) 1993-09-08
WO1993017520A1 (en) 1993-09-02

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