Area detection functions allow you to detect an area in the image, using a predefined or custom pixel checking method.
See also the Red-Eye Removal group.
| IG_IP_detect_area() | Detects an area of pixels using a user-defined pixel checker. |
| IG_IP_detect_area_with_threshold() | Detects an area of pixels using a specified threshold. |
| IG_IP_process_area | Processes all pixels in the ROI area using a specified pixel processor. |