improc.cpp File Reference

Definitions for image processing. More...

#include "flags.hpp"
#include "improc.hpp"

Include dependency graph for improc.cpp:

Go to the source code of this file.

Functions
void	adaptiveDownsample (const Mat &src, Mat &dst, int code, double factor)
void	addBorder (Mat &inputMat, int borderSize)
void	applyFilter (const Mat &src, Mat &dst, int filter, double param)
void	applyIntensityShift (const Mat &src1, Mat &dst1, const Mat &src2, Mat &dst2, double grad, double shift)
bool	checkIfActuallyGray (const Mat &im)
void	clusterRectangles (vector< Rect > &rectangles, double minOverlap)
void	contourDimensions (vector< Point > contour, double &width, double &height)
void	convertVectorToPoint (vector< Point2f > &input, vector< Point > &output)
void	convertVectorToPoint2f (vector< Point > &input, vector< Point2f > &output)
void	copyContour (vector< Point > &src, vector< Point > &dst)
void	createGaussianMatrix (Mat &gaussianMat, double sigmaFactor)
	Creates a gaussian intensity distribution in a given matrix.
void	cropImage (Mat &image, Point tl, Point br)
double	distBetweenPts (Point &P1, Point &P2)
double	distBetweenPts2f (Point2f &P1, Point2f &P2)
	Calculates the distance between two "Point2f" points.
void	down_level (Mat &dst, Mat &src)
	16-bit to 8-bit
void	downsampleCLAHE (const Mat &src, Mat &dst, double factor)
void	drawGrid (const Mat &src, Mat &dst, int mode)
void	drawLinesBetweenPoints (Mat &image, const vector< Point2f > &src, const vector< Point2f > &dst)
	Draws lines between initial and corrected points.
double	findBestAlpha (const Mat &K, const Mat &coeff, const Size &camSize)
Point	findCentroid (vector< Point > &contour)
Point2f	findCentroid2f (vector< Point > &contour)
void	findIntensityValues (double *vals, Mat &im, Mat &mask)
double	findMinimumSeparation (vector< Point2f > &pts)
	Finds the minimum separation between any two points in a set.
void	findPercentiles (const Mat &img, double *vals, double *percentiles, unsigned int num)
void	fix_bottom_right (Mat &mat)
void	fixedDownsample (const Mat &src, Mat &dst, double center, double range)
void	generateHistogram (Mat &src, Mat &dst, double *im_hist, double *im_summ, double *im_stat)
	Obtains histogram and other image statistics.
void	histExpand8 (const Mat &src, Mat &dst)
void	invertMatIntensities (const Mat &src, Mat &dst)
	Inverts the pixel intensities of a matrix.
Point2f	meanPoint (Point2f &P1, Point2f &P2)
	Generates a point that's half way in between the two input points.
Rect	meanRectangle (vector< Rect > &rectangles)
void	mixImages (Mat &dst, cv::vector< Mat > &images)
void	normalize_16 (Mat &dst, const Mat &src, double dblmin, double dblmax)
	Stretches the histogram to span the whole 16-bit scale (16-bit to 16-bit).
void	normalize_64_vec (Mat &dst, Mat &src)
Mat	normForDisplay (Mat origMat)
void	obtainColorRepresentation (Mat &src, Mat &dst)
void	obtainEightBitRepresentation (Mat &src, Mat &dst)
double	perpDist (Point2f &P1, Point2f &P2, Point2f &P3)
	Calculates the perpindicular distance between a line (P1 to P2) and a point (P3).
void	process8bitImage (const Mat &src, Mat &dst, int code, double factor)
Point	rectangle_center (cv::Rect input)
bool	rectangle_contains_centroid (cv::Rect mainRectangle, cv::Rect innerRectangle)
double	rectangleOverlap (Rect rectangle1, Rect rectangle2)
void	reduceToPureImage (cv::Mat &dst, cv::Mat &src)
void	shiftIntensities (Mat &im, double scaler, double shifter, double downer)
void	simpleResize (Mat &src, Mat &dst, Size size)
	Resizes an image without interpolation.
void	splitMultimodalImage (const Mat &src, Mat &therm, Mat &vis)
void	straightCLAHE (const Mat &src, Mat &dst, double factor)
void	swapElements (vector< Point2f > &corners, int index1, int index2)
	Swaps the position of two elements in a point vector.
void	transferElement (vector< Point2f > &dst, vector< Point2f > &src, int index)
	Move a point from one vector to another, resize and shift old vector.
void	trimToDimensions (Mat &image, int width, int height)
	Trims the top/bottom or sides of the image to get the correct ratio.
void	unpackTo8bit3Channel (const Mat &src, Mat &dst)
	Stores a 16-bit monochrome image in the first 2 channels of a CV_8UC3 mat.
void	weightedMixture (Mat &dst, const cv::vector< Mat > &srcs, const std::vector< double > &weightings)

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Detailed Description

Definitions for image processing.

Definition in file improc.cpp.

---

Function Documentation

void adaptiveDownsample	(	const Mat &	src,
		Mat &	dst,
		int	code,
		double	factor
	)

Definition at line 595 of file improc.cpp.

void addBorder	(	Mat &	inputMat,
		int	borderSize
	)

Definition at line 1489 of file improc.cpp.

void applyFilter	(	const Mat &	src,
		Mat &	dst,
		int	filter,
		double	param
	)

Definition at line 100 of file improc.cpp.

void applyIntensityShift	(	const Mat &	src1,
		Mat &	dst1,
		const Mat &	src2,
		Mat &	dst2,
		double	grad,
		double	shift
	)

Definition at line 215 of file improc.cpp.

bool checkIfActuallyGray

(

const Mat &

im

)

Definition at line 1197 of file improc.cpp.

void clusterRectangles	(	vector< Rect > &	rectangles,
		double	minOverlap
	)

Definition at line 308 of file improc.cpp.

void contourDimensions	(	vector< Point >	contour,
		double &	width,
		double &	height
	)

Definition at line 1052 of file improc.cpp.

void convertVectorToPoint	(	vector< Point2f > &	input,
		vector< Point > &	output
	)

Definition at line 932 of file improc.cpp.

void convertVectorToPoint2f	(	vector< Point > &	input,
		vector< Point2f > &	output
	)

Definition at line 942 of file improc.cpp.

void copyContour	(	vector< Point > &	src,
		vector< Point > &	dst
	)

Definition at line 981 of file improc.cpp.

void createGaussianMatrix	(	Mat &	gaussianMat,
		double	sigmaFactor
	)

Creates a gaussian intensity distribution in a given matrix.

Definition at line 769 of file improc.cpp.

void cropImage	(	Mat &	image,
		Point	tl,
		Point	br
	)

Definition at line 853 of file improc.cpp.

double distBetweenPts	(	Point &	P1,
		Point &	P2
	)

Definition at line 717 of file improc.cpp.

double distBetweenPts2f	(	Point2f &	P1,
		Point2f &	P2
	)

Calculates the distance between two "Point2f" points.

Definition at line 706 of file improc.cpp.

void down_level	(	Mat &	dst,
		Mat &	src
	)

16-bit to 8-bit

Definition at line 1441 of file improc.cpp.

void downsampleCLAHE	(	const Mat &	src,
		Mat &	dst,
		double	factor
	)

Definition at line 152 of file improc.cpp.

void drawGrid	(	const Mat &	src,
		Mat &	dst,
		int	mode
	)

Definition at line 248 of file improc.cpp.

void drawLinesBetweenPoints	(	Mat &	image,
		const vector< Point2f > &	src,
		const vector< Point2f > &	dst
	)

Draws lines between initial and corrected points.

Definition at line 727 of file improc.cpp.

double findBestAlpha	(	const Mat &	K,
		const Mat &	coeff,
		const Size &	camSize
	)

Definition at line 32 of file improc.cpp.

Point findCentroid

(

vector< Point > &

contour

)

Definition at line 743 of file improc.cpp.

Point2f findCentroid2f

(

vector< Point > &

contour

)

Definition at line 756 of file improc.cpp.

void findIntensityValues	(	double *	vals,
		Mat &	im,
		Mat &	mask
	)

Definition at line 1303 of file improc.cpp.

double findMinimumSeparation

(

vector< Point2f > &

pts

)

Finds the minimum separation between any two points in a set.

Definition at line 1152 of file improc.cpp.

void findPercentiles	(	const Mat &	img,
		double *	vals,
		double *	percentiles,
		unsigned int	num
	)

Definition at line 1219 of file improc.cpp.

void fix_bottom_right

(

Mat &

mat

)

Definition at line 1434 of file improc.cpp.

void fixedDownsample	(	const Mat &	src,
		Mat &	dst,
		double	center,
		double	range
	)

Definition at line 200 of file improc.cpp.

void generateHistogram	(	Mat &	src,
		Mat &	dst,
		double *	im_hist,
		double *	im_summ,
		double *	im_stat
	)

Obtains histogram and other image statistics.

Definition at line 2835 of file improc.cpp.

void histExpand8	(	const Mat &	src,
		Mat &	dst
	)

Definition at line 289 of file improc.cpp.

void invertMatIntensities	(	const Mat &	src,
		Mat &	dst
	)

Inverts the pixel intensities of a matrix.

Definition at line 1006 of file improc.cpp.

Point2f meanPoint	(	Point2f &	P1,
		Point2f &	P2
	)

Generates a point that's half way in between the two input points.

Definition at line 1172 of file improc.cpp.

Rect meanRectangle

(

vector< Rect > &

rectangles

)

Definition at line 365 of file improc.cpp.

void mixImages	(	Mat &	dst,
		cv::vector< Mat > &	images
	)

Definition at line 427 of file improc.cpp.

void normalize_16	(	Mat &	dst,
		const Mat &	src,
		double	dblmin,
		double	dblmax
	)

Stretches the histogram to span the whole 16-bit scale (16-bit to 16-bit).

Definition at line 1537 of file improc.cpp.

void normalize_64_vec	(	Mat &	dst,
		Mat &	src
	)

Definition at line 1502 of file improc.cpp.

Mat normForDisplay

(

Mat

origMat

)

Definition at line 2982 of file improc.cpp.

void obtainColorRepresentation	(	Mat &	src,
		Mat &	dst
	)

Definition at line 1411 of file improc.cpp.

void obtainEightBitRepresentation	(	Mat &	src,
		Mat &	dst
	)

Definition at line 1390 of file improc.cpp.

double perpDist	(	Point2f &	P1,
		Point2f &	P2,
		Point2f &	P3
	)

Calculates the perpindicular distance between a line (P1 to P2) and a point (P3).

Definition at line 1126 of file improc.cpp.

void process8bitImage	(	const Mat &	src,
		Mat &	dst,
		int	code,
		double	factor
	)

Definition at line 579 of file improc.cpp.

Point rectangle_center

(

cv::Rect

input

)

Definition at line 472 of file improc.cpp.

bool rectangle_contains_centroid	(	cv::Rect	mainRectangle,
		cv::Rect	innerRectangle
	)

Definition at line 461 of file improc.cpp.

double rectangleOverlap	(	Rect	rectangle1,
		Rect	rectangle2
	)

Definition at line 482 of file improc.cpp.

void reduceToPureImage	(	cv::Mat &	dst,
		cv::Mat &	src
	)

Definition at line 1455 of file improc.cpp.

void shiftIntensities	(	Mat &	im,
		double	scaler,
		double	shifter,
		double	downer
	)

Definition at line 1282 of file improc.cpp.

void simpleResize	(	Mat &	src,
		Mat &	dst,
		Size	size
	)

Resizes an image without interpolation.

Definition at line 955 of file improc.cpp.

void splitMultimodalImage	(	const Mat &	src,
		Mat &	therm,
		Mat &	vis
	)

Definition at line 85 of file improc.cpp.

void straightCLAHE	(	const Mat &	src,
		Mat &	dst,
		double	factor
	)

Definition at line 126 of file improc.cpp.

void swapElements	(	vector< Point2f > &	corners,
		int	index1,
		int	index2
	)

Swaps the position of two elements in a point vector.

Definition at line 994 of file improc.cpp.

void transferElement	(	vector< Point2f > &	dst,
		vector< Point2f > &	src,
		int	index
	)

Move a point from one vector to another, resize and shift old vector.

Definition at line 1177 of file improc.cpp.

void trimToDimensions	(	Mat &	image,
		int	width,
		int	height
	)

Trims the top/bottom or sides of the image to get the correct ratio.

Definition at line 506 of file improc.cpp.

void unpackTo8bit3Channel	(	const Mat &	src,
		Mat &	dst
	)

Stores a 16-bit monochrome image in the first 2 channels of a CV_8UC3 mat.

Definition at line 8 of file improc.cpp.

void weightedMixture	(	Mat &	dst,
		const cv::vector< Mat > &	srcs,
		const std::vector< double > &	weightings
	)

Definition at line 387 of file improc.cpp.