Edge Detection (ViGrA)
- Author: O.Conrad (c) 2009
- Menu: Imagery | ViGrA [deprecated]
Description
Edge detection.
References
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 number | SCALE | - | Minimum: 0.000000
Default: 1.000000 | 
| Gradient threshold | floating point number | THRESHOLD | - | Minimum: 0.000000
Default: 1.000000 | 
Command Line
Usage: saga_cmd imagery_vigra 1 [-INPUT ] [-OUTPUT ] [-TYPE ] [-SCALE ] [-THRESHOLD ]
  -INPUT:       	Input
	grid, input
  -OUTPUT:      	Edges
	grid, output
  -TYPE:        	Detector type
	choice
	Available Choices:
	[0] Canny
	[1] Shen-Castan
	Default: 0
  -SCALE:    	Operator scale
	floating point number
	Minimum: 0.000000
	Default: 1.000000
  -THRESHOLD:	Gradient threshold
	floating point number
	Minimum: 0.000000
	Default: 1.000000