Tool Edge Detection (ViGrA)
Edge detection.
References
- Author: O.Conrad (c) 2009
- Menu: Imagery|Segmentation
Parameters
| Name | Type | Identifier | Description | Constraints |
Input | Input | Grid, input | INPUT | - | - |
Output | Edges | Grid, output | OUTPUT | - | - |
Options | Grid System | Grid system | PARAMETERS_GRID_SYSTEM | - | - |
Detector type | Choice | TYPE | - | Available Choices: [0] Canny [1] Shen-Castan Default: 0 |
Operator scale | Floating point | SCALE | - | Minimum: 0.000000 Default: 1.000000 |
Gradient threshold | Floating point | THRESHOLD | - | Minimum: 0.000000 Default: 1.000000 |
Command-line
Usage: saga_cmd imagery_vigra 1 [-INPUT <str>] [-OUTPUT <str>] [-TYPE <str>] [-SCALE <double>] [-THRESHOLD <double>]
-INPUT:<str> Input
Grid, input
-OUTPUT:<str> Edges
Grid, output
-TYPE:<str> Detector type
Choice
Available Choices:
[0] Canny
[1] Shen-Castan
Default: 0
-SCALE:<double> Operator scale
Floating point
Minimum: 0.000000
Default: 1.000000
-THRESHOLD:<double> Gradient threshold
Floating point
Minimum: 0.000000
Default: 1.000000