JP4514203B2 - 動きベクトル検出装置及び方法 - Google Patents

動きベクトル検出装置及び方法 Download PDF

Info

Publication number
JP4514203B2
JP4514203B2 JP2004174604A JP2004174604A JP4514203B2 JP 4514203 B2 JP4514203 B2 JP 4514203B2 JP 2004174604 A JP2004174604 A JP 2004174604A JP 2004174604 A JP2004174604 A JP 2004174604A JP 4514203 B2 JP4514203 B2 JP 4514203B2
Authority
JP
Japan
Prior art keywords
motion vector
vector
reliability
global
search
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
JP2004174604A
Other languages
English (en)
Japanese (ja)
Other versions
JP2005354528A5 (enExample
JP2005354528A (ja
Inventor
大輔 坂本
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP2004174604A priority Critical patent/JP4514203B2/ja
Priority to US11/142,287 priority patent/US20050276328A1/en
Publication of JP2005354528A publication Critical patent/JP2005354528A/ja
Publication of JP2005354528A5 publication Critical patent/JP2005354528A5/ja
Application granted granted Critical
Publication of JP4514203B2 publication Critical patent/JP4514203B2/ja
Priority to US14/598,995 priority patent/US20150201209A1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

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
    • H04N19/503—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
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • 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
    • H04N19/56—Motion estimation with initialisation of the vector search, e.g. estimating a good candidate to initiate a search
    • 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
    • H04N19/50—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
    • H04N19/527—Global motion vector estimation
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2004174604A 2004-06-11 2004-06-11 動きベクトル検出装置及び方法 Expired - Fee Related JP4514203B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2004174604A JP4514203B2 (ja) 2004-06-11 2004-06-11 動きベクトル検出装置及び方法
US11/142,287 US20050276328A1 (en) 2004-06-11 2005-06-02 Motion vector detection apparatus and method
US14/598,995 US20150201209A1 (en) 2004-06-11 2015-01-16 Motion vector detection apparatus and method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004174604A JP4514203B2 (ja) 2004-06-11 2004-06-11 動きベクトル検出装置及び方法

Publications (3)

Publication Number Publication Date
JP2005354528A JP2005354528A (ja) 2005-12-22
JP2005354528A5 JP2005354528A5 (enExample) 2007-07-19
JP4514203B2 true JP4514203B2 (ja) 2010-07-28

Family

ID=35460488

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004174604A Expired - Fee Related JP4514203B2 (ja) 2004-06-11 2004-06-11 動きベクトル検出装置及び方法

Country Status (2)

Country Link
US (2) US20050276328A1 (enExample)
JP (1) JP4514203B2 (enExample)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8363717B2 (en) * 2005-05-17 2013-01-29 Canon Kabushiki Kaisha Image processing apparatus
EP1841232A1 (en) * 2006-03-31 2007-10-03 Sony Deutschland Gmbh Method and apparatus to improve the convergence speed of a recursive motion estimator
FR2907301A1 (fr) * 2006-10-12 2008-04-18 Thomson Licensing Sas Procede d'interpolation d'une image compensee en mouvement et dispositif pour la mise en oeuvre dudit procede
US8938005B2 (en) 2007-11-05 2015-01-20 Canon Kabushiki Kaisha Image encoding apparatus, method of controlling the same, and computer program
JP4857243B2 (ja) * 2007-11-05 2012-01-18 キヤノン株式会社 画像符号化装置及びその制御方法、コンピュータプログラム
JP5220482B2 (ja) * 2008-05-30 2013-06-26 株式会社豊田中央研究所 対象物検出装置及びプログラム
JP5517436B2 (ja) * 2008-10-31 2014-06-11 キヤノン株式会社 動きベクトル検出装置及びプログラム
JP4564564B2 (ja) 2008-12-22 2010-10-20 株式会社東芝 動画像再生装置、動画像再生方法および動画像再生プログラム
US8761239B2 (en) * 2009-06-01 2014-06-24 Panasonic Corporation Image coding apparatus, method, integrated circuit, and program
JP2011097572A (ja) * 2009-09-29 2011-05-12 Canon Inc 動画像符号化装置
CN102378002B (zh) * 2010-08-25 2016-05-04 无锡中感微电子股份有限公司 动态调整搜索窗的方法及装置、块匹配方法及装置
KR101491591B1 (ko) * 2012-11-05 2015-02-09 주식회사 케이티 웹앱 가상화 서비스를 제공하는 가상화 서버 및 웹앱 가상화 서비스 제공을 위한 데이터 전송방법
JP6395506B2 (ja) * 2014-08-22 2018-09-26 キヤノン株式会社 画像処理装置および方法、プログラム、並びに撮像装置
US20160191945A1 (en) * 2014-12-24 2016-06-30 Sony Corporation Method and system for processing video content
JP6663201B2 (ja) 2015-10-27 2020-03-11 キヤノン株式会社 画像符号化装置及びその制御方法、並びに、コンピュータプログラム及び記憶媒体
US10003821B2 (en) 2015-10-27 2018-06-19 Canon Kabushiki Kaisha Image encoding apparatus and method of controlling same
EP3686843A1 (en) * 2016-06-08 2020-07-29 Esaote S.p.A. Method and system for estimating motion between images, particularly in ultrasound spatial compounding
JP6875802B2 (ja) 2016-08-22 2021-05-26 キヤノン株式会社 画像符号化装置及びその制御方法及び撮像装置及びプログラム
US10812823B2 (en) * 2018-07-11 2020-10-20 Apple Inc. Global motion vector video encoding systems and methods
CN117834906A (zh) * 2019-03-08 2024-04-05 华为技术有限公司 运动矢量细化的搜索区域
US11330296B2 (en) 2020-09-14 2022-05-10 Apple Inc. Systems and methods for encoding image data
JP7723480B2 (ja) 2021-02-10 2025-08-14 キヤノン株式会社 画像符号化装置及びその制御方法及びプログラム

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2642160B2 (ja) * 1988-08-26 1997-08-20 富士通株式会社 画像処理装置の動き検出方式
JPH0965339A (ja) * 1995-08-18 1997-03-07 Mitsubishi Electric Corp 画像ブロック動き検出装置
JP3276073B2 (ja) * 1997-08-07 2002-04-22 松下電器産業株式会社 動きベクトル検出装置および動きベクトル検出方法
EP0896300B1 (en) * 1997-08-07 2002-01-30 Matsushita Electric Industrial Co., Ltd. Device and method for motion vector detection
JPH11308617A (ja) * 1998-04-23 1999-11-05 Hitachi Ltd ディジタル画像符号化装置とこれに用いる動きベクトル検出装置
JP4280353B2 (ja) * 1999-03-19 2009-06-17 キヤノン株式会社 符号化装置、画像処理装置、符号化方法、及び記録媒体
JP3753578B2 (ja) * 1999-12-07 2006-03-08 Ｎｅｃエレクトロニクス株式会社 動きベクトル探索装置および方法

Also Published As

Publication number Publication date
US20150201209A1 (en) 2015-07-16
JP2005354528A (ja) 2005-12-22
US20050276328A1 (en) 2005-12-15

Similar Documents

Publication Publication Date Title
JP4514203B2 (ja) 動きベクトル検出装置及び方法
US7027509B2 (en) Hierarchical hybrid shot change detection method for MPEG-compressed video
US8064522B2 (en) Motion-vector detecting device, motion-vector detecting method, and computer program
CN102752593B (zh) 估计运动矢量的方法和设备,编码器/解码器和解码方法
JP4666784B2 (ja) ビデオシーケンスのキーフレーム抽出方法及びビデオシーケンスのキーフレーム抽出装置
EP1779662B1 (en) Method and device for motion estimation and compensation for panorama image
US8229233B2 (en) Method and apparatus for estimating and compensating spatiotemporal motion of image
JP2009147807A (ja) 画像処理装置
US8363726B2 (en) Electronic apparatus, motion vector detecting method, and program therefor
US20050123039A1 (en) Motion estimation method for motion picture encoding and recording medium having program recorded thereon to implement the motion estimation method
US20050138532A1 (en) Apparatus and method for concealing errors in a frame
KR100843418B1 (ko) 화상 부호화 장치 및 화상 부호화 방법
US6754278B1 (en) Method for recovering moving picture by extending a damaged region in which an error occurs
US20070092007A1 (en) Methods and systems for video data processing employing frame/field region predictions in motion estimation
JP2005167976A (ja) 動きベクトル検出装置及び動きベクトル検出プログラム
US8654846B2 (en) Motion compensator, motion compensation processing method and computer program
JP2007174202A (ja) 動きベクトル検出装置およびその方法
JP4898415B2 (ja) 動画像符号化装置及び動画像符号化方法
JP4235209B2 (ja) 動きベクトル検出装置および動きベクトル検出方法
JP4507896B2 (ja) 動画像圧縮装置と動画像圧縮処理方法
JP4429996B2 (ja) 動画像符号化プログラム、動画像符号化方法および動画像符号化装置
JP5247210B2 (ja) 動画像符号化装置及び動画像符号化方法
JP2008072608A (ja) 画像符号化装置及び画像符号化方法
US20150365681A1 (en) Method of encoding and decoding video stream for image compression
JP2006042114A (ja) 動きベクトル検出装置及び検出プログラム

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070604

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20070604

RD03 Notification of appointment of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7423

Effective date: 20070604

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20090507

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20090525

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20090723

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20100507

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20100510

R150 Certificate of patent or registration of utility model

Ref document number: 4514203

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

Free format text: JAPANESE INTERMEDIATE CODE: R150

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130521

Year of fee payment: 3

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20140521

Year of fee payment: 4

LAPS Cancellation because of no payment of annual fees