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This method is used to set the processing parameters for the filter after allocation or during runtime.
- Parameters:
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| x1 | The left column/top left x-coordinate of the rectangle |
| y1 | The top row/top left y-coordinate of the rectangle |
| x2 | The right column/bottom right x-coordinate of the rectangle |
| y2 | The bottom row/bottom right y-coordinate of the rectangle |
| fill | A boolean setting to determine whether the rectangle is colored in or not. 0 == don't fill. 1 == fill (default: 0) |
| channel | The channel to use for the rectangle. RGB is the only supported format which permits three colors for the rectangle: Red, Green or Blue. |
Definition at line 85 of file drawRect_Filter.cpp. |
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