Opencv_12_图像色彩空间转换

void inrange(Mat& image);

void ColorInvert::inrange(Mat& image)

{

Mat hsv;

cvtColor(image,hsv, COLOR_BGR2HSV);

Mat mask;

inRange(hsv, Scalar(35, 43, 46), Scalar(77, 255, 255), mask);

Mat redback = Mat::zeros(image.size(), image.type());

redback = Scalar(40, 40, 200);

bitwise_not(mask, mask);

imshow("mask", mask);

image.copyTo(redback, mask);

imshow("roi区域提取", redback);

}