Tool Edge Detection (ViGrA)

Edge detection.

References

ViGrA - Vision with Generic Algorithms

Author: O.Conrad (c) 2009
Menu: Imagery|ViGrA [deprecated]

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