This method sets the adjustment value and channel to which the adjustment value will be applied.
- Parameters:
-
| adjustment | An integer value (positive or negative) to apply to the channel (or all the channels if channel == -1). The value of the pixel channel will be restricted to it's range of possible values (0-255 for 8-bit channels). |
| channel | The channel to adjustment will be applied. If channel is -1 then all the channels will be adjusted. (default: -1) |
Definition at line 93 of file brightness_Filter.cpp. |