Adaptive contrast enhancement to regions that are low in contrast. This is different from histogram-based techniques which are based on all image pixels.

Improve image display by increasing contrast in areas that have low contrast.
| Framework | Member |
|---|---|
| .NET | AdaptiveContrastCommand |
| .NET 6+ | AdaptiveContrastCommand |
| iOS / OS X | LTAdaptiveContrastCommand |
| Java | AdaptiveContrastCommand |
| C DLL | L_AdaptiveContrastBitmap |
| C++ Class Library | LBitmap::AdaptiveContrast |