TW200708086A - Method and apparatus of image adjusting - Google Patents

Method and apparatus of image adjusting

Info

Publication number
TW200708086A
TW200708086A TW094127524A TW94127524A TW200708086A TW 200708086 A TW200708086 A TW 200708086A TW 094127524 A TW094127524 A TW 094127524A TW 94127524 A TW94127524 A TW 94127524A TW 200708086 A TW200708086 A TW 200708086A
Authority
TW
Taiwan
Prior art keywords
image
image adjusting
grey level
curve function
degree curve
Prior art date
Application number
TW094127524A
Other languages
Chinese (zh)
Other versions
TWI276353B (en
Inventor
Ming-Chia Shih
Fu-Chi Yang
Ying-Hao Hsu
Wang-Yang Li
Original Assignee
Chi Mei Optoelectronics 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 Chi Mei Optoelectronics Corp filed Critical Chi Mei Optoelectronics Corp
Priority to TW94127524A priority Critical patent/TWI276353B/en
Publication of TW200708086A publication Critical patent/TW200708086A/en
Application granted granted Critical
Publication of TWI276353B publication Critical patent/TWI276353B/en

Links

Landscapes

  • Television Receiver Circuits (AREA)
  • Image Processing (AREA)

Abstract

A method for enhancing contrast of an image includes generating a multi-degree curve function according to grey level distribution of the image, and adjusting grey level of each pixel of the image according to the multi-degree curve function. Therefore the image shows better contrast and quality.
TW94127524A 2005-08-12 2005-08-12 Method and apparatus of image adjusting TWI276353B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW94127524A TWI276353B (en) 2005-08-12 2005-08-12 Method and apparatus of image adjusting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW94127524A TWI276353B (en) 2005-08-12 2005-08-12 Method and apparatus of image adjusting

Publications (2)

Publication Number Publication Date
TW200708086A true TW200708086A (en) 2007-02-16
TWI276353B TWI276353B (en) 2007-03-11

Family

ID=38646224

Family Applications (1)

Application Number Title Priority Date Filing Date
TW94127524A TWI276353B (en) 2005-08-12 2005-08-12 Method and apparatus of image adjusting

Country Status (1)

Country Link
TW (1) TWI276353B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8976192B2 (en) 2010-07-09 2015-03-10 Realtek Semiconductor Corp. Contrast control for display device
TWI574242B (en) * 2012-04-02 2017-03-11 緯創資通股份有限公司 Display device, display method and encoding method

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080238856A1 (en) * 2007-03-29 2008-10-02 Achintva Bhowmik Using spatial distribution of pixel values when determining adjustments to be made to image luminance and backlight

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8976192B2 (en) 2010-07-09 2015-03-10 Realtek Semiconductor Corp. Contrast control for display device
TWI574242B (en) * 2012-04-02 2017-03-11 緯創資通股份有限公司 Display device, display method and encoding method

Also Published As

Publication number Publication date
TWI276353B (en) 2007-03-11

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Legal Events

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MM4A Annulment or lapse of patent due to non-payment of fees