Houghsline取得用関数 dist用画像に検出した直線を描く

Houghsline.cpp

// Hough's lines
void HoughLines(Mat& src, Mat& hough_image, vector<Vec4i>& lines) {
	HoughLinesP(src, lines, 1, CV_PI / 180, 50, 100, 5);

	vector<Vec4i>::iterator it = lines.begin();
	for (; it != lines.end(); ++it) {
		Vec4i lin = *it;
		line(hough_image, Point(lin[0], lin[1]), Point(lin[2], lin[3]),
				Scalar(0, 0, 255), 2, 4);
	}
}