Altami Software - software for image analysis
Altami Software
Software for image analysis

Pseudocolor filter


Used instruments: Pseudocolor filter.

Objects of research: a monochrome image (black&white.jpg).

Task: to transform a monochrome image into the colored one.

NOTE. Tutorial does not contain the information on all the possibilities of the application. Here the optimal way of solving the task set is offered.

Step 1. Launch of the application

Launch the Altami Studio application. For launching the application use the Altami Studio shortcut at the workbench or the menu item Start→Programs→Altami Ltd→Altami Studio 3.0. Besides, the application can be launched from a folder into which it was installed (usually it is C:\Program Files\Altami Ltd\Altami Studio 3.0\).

Step 2. Opening files

In Altami Studio application open the file with the image, in order to do that use the menu item File→Open and mark the file black&white.jpg. It is in Tutorials\Pictures folder which is in the main folder of the application. Click the Open button.

The following image shall appear in the application window:

Picture 1. Opened document in Altami Studio application

Step 3. Adding the Pseudocolor filter to the document

In order to use the «Pseudocolor» transformation filter, call the Filters panel through the menuView→Panels→Filters.

Picture 2. Opening the Filters panel

Then at the appeared Filters panel click with the right button of the mouse and at the context menu select →Pseudocolor.

Picture 3. Adding the Pseudocolor filter

Step 4. Setting the Pseudocolor filter

After you have added to the document «Pseudocolor» filter, the image will look like the following way:

Picture 4. Pseudocolor filter

At the Filters panel by selecting the «Pseudocolor» panel, there appears a window with the settings of the applied filter. At this panel you can turn on and turn off the filter having put the tick near the enabled parameter. Indicate the Size parameter value as 12 (Picture 5).

Picture 5. Changing the Size parameter of the Pseudocolor filter

Step 5. Histogram adjustment

You can reach the more precise selecting of different areas using the histogram. In order to do that, use the menu item ViewPanelsHistogram.

Picture 6. Opening the Histogram panel

A histogram shall appear in front of you and you will be able to change image brightness and contrast with its help by moving respective sliders. Set the Brightness parameter value as 193, and Contrast — as 0.

You will get the following image:

Picture 7. The result of the Pseudocolor transformation

Read more on the subject:

Multifocus tool
Sub background filter
Sobel filter
Laplace filter
Threshold filter
Threshold of color image filter
Adjust histogram


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