image_contrast_test

image_contrast_test, an Octave code which calls image_contrast(), which carries out a simple contrast enhancement operation on an image.

Licensing:

The information on this web page is distributed under the MIT license.

Related Data and Programs:

image_contrast, an Octave code which applies image processing techniques to increase the contrast in an image.

Source Code:

• image_contrast_test.m, calls all the tests.
• image_contrast_test.sh, runs all the tests.
• image_contrast_test.txt, the output file.

SURFSUP is a grayscale image.

• surfsup.png, the original image, somewhat blurry.
• surfsup_contrast_0.25.png, the image, with contrast S = 0.25. The result is blurrier.
• surfsup_contrast_5.00.png, the image, with contrast S = 5.00.

UNDERWATER_BMX is an RGB image. Note that attempts to increase the blurriness of this image using a value of S less than 1 didn't seem to have much effect.

• underwater_bmx.png, the original image, somewhat blurry.
• underwater_bmx_contrast_5.00.png, the image, with contrast S = 5.00.
• underwater_bmx_contrast_10.00.png, the image, with contrast S = 10.00.