Convenience Class Reference

This class will help you with various problems while dealing with opencv. More...

#include <convenience.h>

Static Public Member Functions
static cv::Mat	translate (const cv::Mat &img, float x, float y)
	Returns translated image.
static cv::Mat	rotate (cv::Mat &img, double angle, cv::Point2f center={-1, -1}, float scale=1.0)
	Returns rotated image.
static cv::Mat	rotateBounds (cv::Mat &img, double angle)
	Returns rotated bounded image.
static cv::Mat	resize (cv::Mat &img, int height=0, int width=0, int inter=cv::INTER_AREA)
	Returns resized bounded image.
static cv::Mat	skeletonize (cv::Mat &img, cv::Size size, int structuring=cv::MORPH_RECT)
	Returns skeleton image.
static cv::Mat	urlToImager (std::string url, int readFlag=cv::IMREAD_COLOR)
	Returns image from the specified url with the appropriate read flag applied.
static cv::Mat	autoCanny (cv::Mat img, double sigma=0.33)
	Returns image with canny applied.
static cv::Mat	adjustBrightnessContrast (cv::Mat img, int brightness=0, double contrast=0.0)
	Returns image with brightness and contrast applied.

Detailed Description

This class will help you with various problems while dealing with opencv.

Member Function Documentation

adjustBrightnessContrast()

cv::Mat Convenience::adjustBrightnessContrast ( cv::Mat  img, int  brightness = 0, double  contrast = 0.0  )

static

Returns image with brightness and contrast applied.

Parameters

img	input image
brightness	brightness to be applied
contrast	contrast to be applied

Returns

image

autoCanny()

cv::Mat Convenience::autoCanny ( cv::Mat  img, double  sigma = 0.33  )

static

Returns image with canny applied.

Parameters

img	input image
sigma	sigma value while applying canny

Returns

autocanny applied image

resize()

cv::Mat Convenience::resize ( cv::Mat &  img, int  height = 0, int  width = 0, int  inter = cv::INTER_AREA  )

static

Returns resized bounded image.

Parameters

img	input image
height	height of the image
width	width of the image
inter	interpolation

Returns

resized image with bounds

rotate()

cv::Mat Convenience::rotate ( cv::Mat &  img, double  angle, cv::Point2f  center = {-1, -1}, float  scale = 1.0  )

static

Returns rotated image.

Parameters

img	input image
angle	angle for rotation
center	center of the image
scale	scaling value for the image

Returns

rotated image

rotateBounds()

cv::Mat Convenience::rotateBounds ( cv::Mat &  img, double  angle  )

static

Returns rotated bounded image.

Parameters

img	input image
angle	angle for rotation

Returns

rotated image with bounds

skeletonize()

cv::Mat Convenience::skeletonize ( cv::Mat &  img, cv::Size  size, int  structuring = cv::MORPH_RECT  )

static

Returns skeleton image.

Parameters

img	input image
size	size
structuring	the structuring filter you want to apply

Returns

skeletonized image

translate()

cv::Mat Convenience::translate ( const cv::Mat &  img, float  x, float  y  )

static

Returns translated image.

Parameters

img	input image
x	x-coordinate value for translation
y	y-coordinate value for translation

Returns

Translated image

urlToImager()

cv::Mat Convenience::urlToImager ( std::string  url, int  readFlag = cv::IMREAD_COLOR  )

static

Returns image from the specified url with the appropriate read flag applied.

Parameters

url	url of the image
readFlag	type of reading

Returns

image

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The documentation for this class was generated from the following files:

• include/imutils/convenience.h
• src/convenience.cpp