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Currently Browsing: Graphics

Calibrating Profiling a Monitor in Linux Using a Datacolor Spyder 4

What is Calibration The display behavior is measured and adjusted to meet user-definable target characteristics, like brightness, gamma and white point. This step is generally referred to as calibration. Calibration is done by adjusting the monitor controls, and the output of the graphics card (via calibration curves, also sometimes called video LUT curves to get as close as possible to the chosen target.... read more

Configuring WACOM tablet for Use on Gimp 2.8

Introduction This post is a longtime in getting written as I have had a Wacom Bamboo Fun tablet for many years and one of the issues was getting Gimp to use the pressure sensitivity of the tablet. The steps covered in this post can be used with most if not all of the Wacom family of tablets. This post the examples and configs are done on Fedora 27 using KDE Desktop. Why Use? The question should be why... read more

Editing and Viewing RAW images in GIMP 2.8

Introduction In this post I have decided to post some fun items on Linux. When I was in high school I was very much into art and that has continued on through out my adult life. DSLR cameras bring us RAW images which are big and uncompressed images in which we can make our own changes to the images. By default GIMP does not know how to handles the images so we turn to UFRaw (http://ufraw.sourceforge.net/)... read more

How To Scan 110mm Slides on Epson 4490

To continue on with how to scan 127mm slides we now are discussing how to scan 110mm slides. Open the Epson Scan Utility and select Professional Mode for the Mode. For Document type select Film and for Film Type select Positive Film. The next settings are at your preference, but if you want good prints then select at least 2400 dpi for the resolution. Click Preview to scan the slides. Now since the 110... read more

How To Scan 127mm Slides on Epson 4490

Administrators have to have fun to and restoring negatives and slides is fun to do once in awhile. In this post we will cover how to scan 127mm slides using the Epson Scan Utility on the Epson Perfection Photo 4490 scanner. Open the Epson Scan Utility and select Professional Mode for the Mode. For Document type select Film and for Film Type select Positive Film. The next settings are at your preference,... read more

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