ImageEn, unit imageenproc |
|
TImageEnProc.AutoCrop2
Declaration
function AutoCrop2(BorderRate: Double = 6; DoCrop: Boolean = True): TRect;
Description
Remove the black border from a white text document using a density analysis algorithm.
Parameter | Description |
BorderRate | The difference between border and text. Must be more than 0 |
DoCrop | If False the image is not cropped, but the suggested area for cropping is returned as the result |
Returns the area to crop or cropped.
Note: This method is only for removal of a black border on white documents. For general auto cropping use:
AutoCrop
| Demos\ImageEditing\EveryMethod\EveryMethod.dpr |
// Remove the black border from a scanned document
ImageEnView1.IO.Acquire();
ImageEnView1.Proc.AutoCrop2();
See Also
◼AutoCrop
◼CropTransparentBorder
◼Crop