//Sobel edge detection
private void button6_Click(object sender, EventArgs e)
{
string strtxt = textBox1.Text;
int th = Int32.Parse(strtxt);
SobelEdgeDetection SobelEdgeDetection = new SobelEdgeDetection();
int[,,] GX = SobelEdgeDetection.CalGX(RGBData[RGBData.Count - 1]);
int[,,] GY = SobelEdgeDetection.CalGY(RGBData[RGBData.Count - 1]);
newRGB = SobelEdgeDetection.Sobel(RGBData[RGBData.Count - 1], th, GX);
newImage = RGB2Image(newRGB);
ImageForm MyImageA = new ImageForm(newImage, "Vertical (Sobel edge detection)"); // 建立秀圖物件
MyImageA.Show(); // 顯示秀圖照片
newRGB = SobelEdgeDetection.Sobel(RGBData[RGBData.Count - 1], th, GY);
newImage = RGB2Image(newRGB);
ImageForm MyImageB = new ImageForm(newImage, "Horizontal (Sobel edge detection)"); // 建立秀圖物件
MyImageB.Show(); // 顯示秀圖照片
newRGB = SobelEdgeDetection.Sobel(RGBData[RGBData.Count - 1], th, GX, GY);
newImage = RGB2Image(newRGB);
RGBData.Add(newRGB);
ImageForm MyImageC = new ImageForm(newImage, "Combine (Sobel edge detection)"); // 建立秀圖物件
MyImageC.Show(); // 顯示秀圖照片
}
public int[,,] CalOverlap(int[,,] data, int door)
{
SobelEdgeDetection SobelEdgeDetection = new SobelEdgeDetection();
int[,,] GX = SobelEdgeDetection.CalGX(data);
int[,,] GY = SobelEdgeDetection.CalGY(data);
int[,,] result = SobelEdgeDetection.Sobel(data, door, GX, GY);
for (int i = 0; i < result.GetLength(1); i++)
{
for (int j = 0; j < result.GetLength(2); j++)
{
//是白色
if (result[0, i, j] == 255)
{
result[0, i, j] = 0;
result[1, i, j] = 255;
result[2, i, j] = 0;
}
}
}
return(result);
}
