TW200622704A - Global motion vector estimation method - Google Patents

Global motion vector estimation method

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Publication number
TW200622704A
TW200622704A TW093141522A TW93141522A TW200622704A TW 200622704 A TW200622704 A TW 200622704A TW 093141522 A TW093141522 A TW 093141522A TW 93141522 A TW93141522 A TW 93141522A TW 200622704 A TW200622704 A TW 200622704A
Authority
TW
Taiwan
Prior art keywords
motion vector
global motion
estimation method
vector estimation
calculation
Prior art date
Application number
TW093141522A
Other languages
Chinese (zh)
Other versions
TWI254216B (en
Inventor
Chao-Lung Luo
Guan-Rong Chen
Chung-Yi Wu
Original Assignee
Ind Tech Res Inst
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 Ind Tech Res Inst filed Critical Ind Tech Res Inst
Priority to TW93141522A priority Critical patent/TWI254216B/en
Application granted granted Critical
Publication of TWI254216B publication Critical patent/TWI254216B/en
Publication of TW200622704A publication Critical patent/TW200622704A/en

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  • Image Analysis (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

Disclosed is a global motion vector estimation method, which is applicable to both static and dynamic image pickup systems by employing filter recursive integration to select blocks of high characteristic value for calculation of local motion vector, and then using the blocks to directly calculate the global motion vector, so that complication and load of calculation are significantly reduced without negatively affecting the precision of result.
TW93141522A 2004-12-30 2004-12-30 Global motion vector estimation method TWI254216B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW93141522A TWI254216B (en) 2004-12-30 2004-12-30 Global motion vector estimation method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW93141522A TWI254216B (en) 2004-12-30 2004-12-30 Global motion vector estimation method

Publications (2)

Publication Number Publication Date
TWI254216B TWI254216B (en) 2006-05-01
TW200622704A true TW200622704A (en) 2006-07-01

Family

ID=37587245

Family Applications (1)

Application Number Title Priority Date Filing Date
TW93141522A TWI254216B (en) 2004-12-30 2004-12-30 Global motion vector estimation method

Country Status (1)

Country Link
TW (1) TWI254216B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI730444B (en) * 2019-09-11 2021-06-11 瑞昱半導體股份有限公司 Image processing method and circuit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI730444B (en) * 2019-09-11 2021-06-11 瑞昱半導體股份有限公司 Image processing method and circuit
US11301963B2 (en) 2019-09-11 2022-04-12 Realtek Semiconductor Corporation Image processing method and image processing circuit

Also Published As

Publication number Publication date
TWI254216B (en) 2006-05-01

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