Available in the LEADTOOLS Imaging toolkit. |
EdgeDetectionFilterType property (ILEADRasterDlgImgEfx)
EdgeDetectorConstants EdgeDetectionFilterType | |
Overview |
Refer to Using Imaging Common Dialogs |
Remarks
Gets or sets the edge detection filter in the EdgeDetector dialog box.
If a user selects an edge detection filter from the EdgeDetector dialog box, the EdgeDetectionFilterType property is updated with the value that corresponds to the filter chosen. Possible values are:
Value |
Meaning |
EDG_SOBEL_VERT |
[0x0101] Detect the vertical edges |
EDG_SOBEL_HORZ |
[0x0102] Detect the horizontal edges |
EDG_SOBEL_ALL |
[0x0103] Detect horizontal & vertical edges |
EDG_PREWITT_VERT |
[0x0201] Detect the vertical edges |
EDG_PREWITT_HORZ |
[0x0202] Detect the horizontal edges |
EDG_PREWITT_ALL |
[0x0203] Detect horizontal & vertical edges |
EDG_LAPLACE_1 |
[0x0301] Detect vertical & horizontal edges |
EDG_LAPLACE_2 |
[0x0302] Detect general edges |
EDG_LAPLACE_3 |
[0x0303] Detect general edges. (The filter used for this option is different than the filter used for the EDG_LAPLACE_2 filter.) |
EDG_LAPLACE_DIAG |
[0x0304] Detect the diagonal edges |
EDG_LAPLACE_HORZ |
[0x0305] Detect the horizontal edges |
EDG_LAPLACE_VERT |
[0x0306] Detect the vertical edges |
EDG_GRADIENT_N |
[0x0401] Detect north edges |
EDG_GRADIENT_NE |
[0x0402] Detect north east edges |
EDG_GRADIENT_E |
[0x0403] Detect east edges |
EDG_GRADIENT_SE |
[0x0404] Detect south east edges |
EDG_GRADIENT_S |
[0x0405] Detect south edges |
EDG_GRADIENT_SW |
[0x0406] Detect south west edges |
EDG_GRADIENT_W |
[0x0407] Detect west edges |
EDG_GRADIENT_NW |
[0xX0408] Detect north west edges |
See Also
Elements |