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IImageHelper Methods

AreaFromPoint

Returns a result rectangle identified via a flood fill starting at origin. Default tolerance 0.004 = roughly 1 px. (255 / tolerance = 1). Use SelectFromColorAtPoint for easier use of this functionality: t.SelectFromColorAtPoint(point, tolerance, filters)
Syntax:
ResultRectangle AreaFromPoint(
Bitmap source,
Point origin,
double tolerance = 0.004
)
Parameter
Description
source
Type: Bitmap
Source image no which the floodfill will be executed.
origin
Type: Point
Point on the source where the flood fill should start.
[tolerance]
Type: Double
Tolerance to be used

ImageDifference

Returns the euclidean distance between two images
Syntax:
double ImageDifference(
Bitmap original,
Bitmap compare
)
Parameter
Description
original
Type: Bitmap
Original image
compare
Type: Bitmap
Image that is compared against the original image