Equalizing brightness and enhancing contrast

Attention: The Brightness & Contrast tool can only be applied to color and grayscale images.

To equalize brightness and/or enhance contrast of an image:

  1. Switch to the image editing mode by clicking the button on the main toolbar. This will bring up a new toolbar with image editing tools.
  2. Select the Brightness & Contrast tool.
  3. Select:
    • Equalize brightness to equalize image color brightness automatically;
      • Change background to white to bring the color of the image background closer to white;
    • Enhance contrast to improve image contrast automatically.

      Note: Using automatic settings provides optimal recognition quality.
  4. Select the pages you want to apply the tool to.
    Note: You can undo this operation only for the current page, regardless of the number of pages the tool was applied to.
  5. Click the Apply button.

3/20/2024 7:50:39 AM

Please leave your feedback about this article

Usage of Cookies. In order to optimize the website functionality and improve your online experience ABBYY uses cookies. You agree to the usage of cookies when you continue using this site. Further details can be found in our Privacy Notice.