WO2009011009A1 - フレーム補間装置および方法 - Google Patents

フレーム補間装置および方法 Download PDF

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Publication number
WO2009011009A1
WO2009011009A1 PCT/JP2007/000762 JP2007000762W WO2009011009A1 WO 2009011009 A1 WO2009011009 A1 WO 2009011009A1 JP 2007000762 W JP2007000762 W JP 2007000762W WO 2009011009 A1 WO2009011009 A1 WO 2009011009A1
Authority
WO
WIPO (PCT)
Prior art keywords
motion vector
interpolation
frame interpolation
valid
frame
Prior art date
Application number
PCT/JP2007/000762
Other languages
English (en)
French (fr)
Inventor
Teruyuki Sato
Takashi Hamano
Original Assignee
Fujitsu Limited
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 Fujitsu Limited filed Critical Fujitsu Limited
Priority to PCT/JP2007/000762 priority Critical patent/WO2009011009A1/ja
Priority to US12/058,078 priority patent/US8159605B2/en
Publication of WO2009011009A1 publication Critical patent/WO2009011009A1/ja

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformations in the plane of the image
    • G06T3/40—Scaling of whole images or parts thereof, e.g. expanding or contracting
    • G06T3/4007—Scaling of whole images or parts thereof, e.g. expanding or contracting based on interpolation, e.g. bilinear interpolation
    • 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
    • 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
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/0261—Improving the quality of display appearance in the context of movement of objects on the screen or movement of the observer relative to the screen
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/10—Special adaptations of display systems for operation with variable images
    • G09G2320/106—Determination of movement vectors or equivalent parameters within the image
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2340/00—Aspects of display data processing
    • G09G2340/04—Changes in size, position or resolution of an image
    • G09G2340/0407—Resolution change, inclusive of the use of different resolutions for different screen areas
    • G09G2340/0435—Change or adaptation of the frame rate of the video stream
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • General Engineering & Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

　過去の画面内平均動きベクトルを参照動きベクトルとして用いて、現在の映像フレームのブロック毎に動きベクトルが探索され、得られた動きベクトルを用いて、補間が有効か否かが判定される。そして、補間が有効と判定されたとき、得られた動きベクトルを用いて、現在の映像フレームと前の映像フレームの間に補間フレームが生成される。
PCT/JP2007/000762 2007-07-13 2007-07-13 フレーム補間装置および方法 WO2009011009A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/JP2007/000762 WO2009011009A1 (ja) 2007-07-13 2007-07-13 フレーム補間装置および方法
US12/058,078 US8159605B2 (en) 2007-07-13 2008-03-28 Frame interpolating apparatus and method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/000762 WO2009011009A1 (ja) 2007-07-13 2007-07-13 フレーム補間装置および方法

Publications (1)

Publication Number Publication Date
WO2009011009A1 true WO2009011009A1 (ja) 2009-01-22

Family

ID=40259358

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/000762 WO2009011009A1 (ja) 2007-07-13 2007-07-13 フレーム補間装置および方法

Country Status (1)

Country Link
WO (1) WO2009011009A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010109636A1 (ja) * 2009-03-26 2010-09-30 富士通株式会社 情報処理装置およびプログラム
EP3096203A4 (en) * 2014-01-17 2017-08-09 Samsung Electronics Co., Ltd Frame rate control method and electronic device thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11177940A (ja) * 1997-06-04 1999-07-02 Hitachi Ltd 画像信号の方式変換装置及びテレビジョン受像機
JP2003111080A (ja) * 2001-09-26 2003-04-11 Hitachi Ltd 動きベクトル検出装置
JP2006331136A (ja) * 2005-05-27 2006-12-07 Victor Co Of Japan Ltd 動きベクトル検出装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11177940A (ja) * 1997-06-04 1999-07-02 Hitachi Ltd 画像信号の方式変換装置及びテレビジョン受像機
JP2003111080A (ja) * 2001-09-26 2003-04-11 Hitachi Ltd 動きベクトル検出装置
JP2006331136A (ja) * 2005-05-27 2006-12-07 Victor Co Of Japan Ltd 動きベクトル検出装置

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010109636A1 (ja) * 2009-03-26 2010-09-30 富士通株式会社 情報処理装置およびプログラム
US8593571B2 (en) 2009-03-26 2013-11-26 Fujitsu Limited Information processing apparatus and non-transitory recording medium
JP5365687B2 (ja) * 2009-03-26 2013-12-11 富士通株式会社 情報処理装置およびプログラム
EP3096203A4 (en) * 2014-01-17 2017-08-09 Samsung Electronics Co., Ltd Frame rate control method and electronic device thereof
US10373545B2 (en) 2014-01-17 2019-08-06 Samsung Electronics Co., Ltd. Frame rate control method and electronic device thereof

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