TWI256776B - Method and apparatus for calculating cost functions and the interpolation method thereof - Google Patents

Method and apparatus for calculating cost functions and the interpolation method thereof

Info

Publication number
TWI256776B
TWI256776B TW94137242A TW94137242A TWI256776B TW I256776 B TWI256776 B TW I256776B TW 94137242 A TW94137242 A TW 94137242A TW 94137242 A TW94137242 A TW 94137242A TW I256776 B TWI256776 B TW I256776B
Authority
TW
Taiwan
Prior art keywords
range
interpolation
data
cost functions
interpolation method
Prior art date
Application number
TW94137242A
Other languages
English (en)
Other versions
TW200718038A (en
Inventor
Chao-Tsung Huang
Original Assignee
Novatek Microelectronics 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 Novatek Microelectronics Corp filed Critical Novatek Microelectronics Corp
Priority to TW94137242A priority Critical patent/TWI256776B/zh
Priority to US11/306,561 priority patent/US20070092003A1/en
Priority to JP2006048369A priority patent/JP4981332B2/ja
Application granted granted Critical
Publication of TWI256776B publication Critical patent/TWI256776B/zh
Publication of TW200718038A publication Critical patent/TW200718038A/zh
Priority to JP2010183156A priority patent/JP2010259116A/ja

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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/43—Hardware specially adapted for motion estimation or compensation
    • H04N19/433—Hardware specially adapted for motion estimation or compensation characterised by techniques for memory access
    • 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
    • H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Analysis (AREA)
  • Complex Calculations (AREA)
  • Television Systems (AREA)
TW94137242A 2005-10-25 2005-10-25 Method and apparatus for calculating cost functions and the interpolation method thereof TWI256776B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
TW94137242A TWI256776B (en) 2005-10-25 2005-10-25 Method and apparatus for calculating cost functions and the interpolation method thereof
US11/306,561 US20070092003A1 (en) 2005-10-25 2006-01-03 Method and apparatus for calculating cost functions and interpolation method thereof
JP2006048369A JP4981332B2 (ja) 2005-10-25 2006-02-24 コスト関数演算方法、コスト関数演算装置及びその補間方法
JP2010183156A JP2010259116A (ja) 2005-10-25 2010-08-18 コスト関数演算方法、コスト関数演算装置及びその補間方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW94137242A TWI256776B (en) 2005-10-25 2005-10-25 Method and apparatus for calculating cost functions and the interpolation method thereof

Publications (2)

Publication Number Publication Date
TWI256776B true TWI256776B (en) 2006-06-11
TW200718038A TW200718038A (en) 2007-05-01

Family

ID=37614777

Family Applications (1)

Application Number Title Priority Date Filing Date
TW94137242A TWI256776B (en) 2005-10-25 2005-10-25 Method and apparatus for calculating cost functions and the interpolation method thereof

Country Status (3)

Country Link
US (1) US20070092003A1 (zh)
JP (2) JP4981332B2 (zh)
TW (1) TWI256776B (zh)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI271106B (en) * 2005-10-25 2007-01-11 Novatek Microelectronics Corp Apparatus and method for motion estimation supporting multiple video compression standards
JP5367696B2 (ja) * 2008-03-31 2013-12-11 パナソニック株式会社 画像復号装置、画像復号方法、集積回路および受信装置
KR101956284B1 (ko) * 2011-06-30 2019-03-08 엘지전자 주식회사 보간 방법 및 이를 이용한 예측 방법
US20210176486A1 (en) * 2019-12-09 2021-06-10 Alibaba Group Holding Limited Methods and apparatuses for motion compensation

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2259422B (en) * 1991-09-06 1995-04-05 Sony Broadcast & Communication Digital video signal processing
US5694179A (en) * 1994-12-23 1997-12-02 Electronics And Telecommunications Research Institute Apparatus for estimating a half-pel motion in a video compression method
US5623313A (en) * 1995-09-22 1997-04-22 Tektronix, Inc. Fractional pixel motion estimation of video signals
JP4034380B2 (ja) * 1996-10-31 2008-01-16 株式会社東芝 画像符号化／復号化方法及び装置
US6259734B1 (en) * 1998-04-03 2001-07-10 Matsushita Electric Industrial Co., Ltd. Image processing method, image processing apparatus, and data storage media
JPH11346368A (ja) * 1998-04-03 1999-12-14 Matsushita Electric Ind Co Ltd 画像処理方法，画像処理装置，及びデ―タ記憶媒体
DE10300048B4 (de) * 2002-01-05 2005-05-12 Samsung Electronics Co., Ltd., Suwon Verfahren und Vorrichtung zur Bildcodierung und -decodierung
JP4120301B2 (ja) * 2002-04-25 2008-07-16 ソニー株式会社 画像処理装置およびその方法
US7362809B2 (en) * 2003-12-10 2008-04-22 Lsi Logic Corporation Computational reduction in motion estimation based on lower bound of cost function
US8130825B2 (en) * 2004-05-10 2012-03-06 Nvidia Corporation Processor for video data encoding/decoding

Also Published As

Publication number Publication date
JP4981332B2 (ja) 2012-07-18
JP2007124605A (ja) 2007-05-17
US20070092003A1 (en) 2007-04-26
TW200718038A (en) 2007-05-01
JP2010259116A (ja) 2010-11-11

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees