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2017-04-01 05:31:59 -0600 asked a question how separate channels of an RGB/HSL image?

I want a method that read a picture and seprate r,g,b chanels

2017-03-31 09:30:21 -0600 asked a question How to separate the colors in HSL image using Opencv?

Dear guys I'm looking for a simple methode to separate the colors in hsl/hsv

2017-03-30 11:04:52 -0600 asked a question how can i convert rbg2hsl using opencv?

Dear guys I'm looking for a simple methode for convrting rgb image to hsl/hsv

2017-03-29 10:44:08 -0600 asked a question what "convertScaleAbs"function do in sobel filter using opencv?

Dear guys I'm new in opencv, I'm looking for "convertScaleAbs" function for sobel filter.

2017-03-29 03:58:19 -0600 received badge  Editor (source)
2017-03-29 03:37:22 -0600 asked a question how to calculate gradient in c++ using Opencv?

Dear guys
I'm new in opencv, I'm looking for a simple method to find out how to calculate gradient of an image for sobel filter.

2017-03-29 03:34:50 -0600 asked a question how to calculate gradient in opencv with c++

int xGradient(Mat image, int x, int y) { return image.at<uchar>(y-1, x-1) + 2image.at<uchar>(y, x-1) + image.at<uchar>(y+1, x-1) - image.at<uchar>(y-1, x+1) - 2image.at<uchar>(y, x+1) - image.at<uchar>(y+1, x+1); }

// Computes the y component of the gradient vector // at a given point in a image // returns gradient in the y direction

int yGradient(Mat image, int x, int y) { return image.at<uchar>(y-1, x-1) + 2image.at<uchar>(y-1, x) + image.at<uchar>(y-1, x+1) - image.at<uchar>(y+1, x-1) - 2image.at<uchar>(y+1, x) - image.at<uchar>(y+1, x+1); }