Stretch Histogram

Command

Image
Stretch Histogram

Description

Allows to optimize contrast by selecting a lower and upper threshold value of pixel intensity.

Dialog box

The dialog box displays a histogram of pixel intensities. The upper and lower threshold values are represented by vertical red lines.

Histogram dialog

You drag the red lines to the required threshold values.

Click Preview to judge the results.

Click OK to proceed.

Example

Before: After:
Orignal image Image with stretch histogram applied

See also