Dilates dark objects by the specified amount.

Reduce the image noise and thinning some images feature.
| Framework | Member |
|---|---|
| .NET | MinimumCommand |
| .NET 6+ | MinimumCommand |
| iOS / OS X | LTMinimumCommand |
| Java | MinimumCommand |
| C DLL | L_MinFilterBitmap |
| C++ Class Library | LBitmap::MinFilter |