Automatic thresholding

Deprecated functions
VISP_EXPORT unsigned char	vp::autoThreshold (vpImage< unsigned char > &I, const vp::vpAutoThresholdMethod &method, const unsigned char backgroundValue=0, const unsigned char foregroundValue=255)

Detailed Description

Automatic thresholding using various well-known methods.

Input image.

Image automatically thresholded with the Otsu method.

Function Documentation

autoThreshold()

unsigned char vp::autoThreshold	(	vpImage< unsigned char > &	I,
		const vp::vpAutoThresholdMethod &	method,
		const unsigned char	backgroundValue = 0,
		const unsigned char	foregroundValue = 255 )

Automatic thresholding.

Parameters

I	: Input grayscale image.
method	: Automatic thresholding method.
backgroundValue	: Value to set to the background.
foregroundValue	: Value to set to the foreground.

Examples

testAutoThreshold.cpp, tutorial-autothreshold.cpp, tutorial-contour.cpp, and tutorial-count-coins.cpp.

Definition at line 361 of file vpThreshold.cpp.

References AUTO_THRESHOLD_HUANG, AUTO_THRESHOLD_INTERMODES, AUTO_THRESHOLD_ISODATA, AUTO_THRESHOLD_MEAN, AUTO_THRESHOLD_OTSU, AUTO_THRESHOLD_TRIANGLE, vpImageTools::binarise(), and vpHistogram::getSize().