opencv3中scharr滤波器

#include
#include
#include

using namespace std;
using namespace cv;

int g_nWay = 0, g_nDirection = 0, g_nValue = 0;

int main()
{
	Mat srcImage = imread("1.jpg");
	imshow("【原图】", srcImage);

	Mat grayImage;
	cvtColor(srcImage, grayImage, CV_BGR2GRAY);

	blur(srcImage, srcImage, Size(3, 3));
	blur(grayImage, grayImage, Size(3, 3));

	Mat dstImage, XImage, YImage, XYImage;
	Mat AbsXImage, AbsYImage, AbsXYImage;

	namedWindow("【显示窗口】", 0);
	createTrackbar("Gray/BGR", "【显示窗口】", &g_nWay, 1, 0);
	createTrackbar("X/Y/XY", "【显示窗口】", &g_nDirection, 2, 0);

	char key;
	vector v;
	while (1)
	{
		if (!g_nWay)
		{
			Scharr(grayImage, XImage, CV_16S, 1, 0, 1, 0);
			//将得到的矩阵转换为8bit的矩阵
			convertScaleAbs(XImage, AbsXImage);
			Scharr(grayImage, YImage, CV_16S, 0, 1, 1, 0);
			convertScaleAbs(YImage, AbsYImage);

			/*v.push_back(AbsXImage);
			v.push_back(AbsYImage);
			merge(v, XYImage);*/
			addWeighted(AbsXImage, 0.5, AbsYImage, 0.5, 0, XYImage);

			if (g_nDirection == 0)
				dstImage = AbsXImage;
			if (g_nDirection == 1)
				dstImage = AbsYImage;
			if (g_nDirection == 2)
				dstImage = XYImage;
		}
		if (g_nWay)
		{
			Scharr(srcImage, XImage, CV_16S, 1, 0, 1, 0);
			//将得到的矩阵转换为8bit的矩阵
			convertScaleAbs(XImage, AbsXImage);
			Scharr(srcImage, YImage, CV_16S, 0, 1, 1, 0);
			convertScaleAbs(YImage, AbsYImage);
			addWeighted(AbsXImage, 0.5, AbsYImage, 0.5, 0, XYImage);

			if (g_nDirection == 0)
				dstImage = AbsXImage;
			if (g_nDirection == 1)
				dstImage = AbsYImage;
			if (g_nDirection == 2)
				dstImage = XYImage;
		}

		imshow("【显示窗口】", dstImage);

		key = waitKey(10);

		if (key == 27)
			break;
	}
}