public void SetXYpoint(XYpoint NewXYpoint)
{
this.point_X = NewXYpoint.GetXValue();
this.point_Y = NewXYpoint.GetYValue();
}
public Mat ImageContourMethod(Mat InputMat)
{
Mat ReturnMat = new Mat(InputMat.Rows, InputMat.Cols, DepthType.Cv8U, 1);
// Initialize ReturnMat
for (int row_loop = 0; row_loop < InputMat.Rows; row_loop++)
{
for (int col_loop = 0; col_loop < InputMat.Cols; col_loop++)
{
var value = InputMat.GetValue(row_loop, col_loop);
ReturnMat.SetValue(row_loop, col_loop, (byte)0);
}
}
XYpoint OperationPoint = new XYpoint(0, 0);
int loop_num_x = 0, loop_num_y = 0;
// Find X1, Y1
for (loop_num_y = 0; loop_num_y < InputMat.Rows; loop_num_y++) // 以for迴圈依序掃描圖像像素
{ // 進入for迴圈
for (loop_num_x = 0; loop_num_x < InputMat.Cols; loop_num_x++) // 以for迴圈依序掃描圖像像素
{
byte pixel_value = InputMat.GetValue(loop_num_y, loop_num_x);
if (pixel_value == BLACK)
{
OperationPoint.SetXYpoint(loop_num_x, loop_num_y);
}
}
} // 結束for迴圈
Console.WriteLine("X1 = " + OperationPoint.GetXValue().ToString());
Console.WriteLine("Y1 = " + OperationPoint.GetYValue().ToString());
List <XYpoint> MarkedPixels = new List <XYpoint>()
{
};
MarkedPixels.Add(new XYpoint(OperationPoint));
int CaseNumber = 0; // 上一格編號
while (true)
{
ReturnMat.SetValue((int)OperationPoint.GetYValue(), (int)OperationPoint.GetXValue(), (byte)MarkValue);
switch (CaseNumber)
{
case (0):
{
if (InputMat.GetValue((int)OperationPoint.GetYValue() + 1, (int)OperationPoint.GetXValue() - 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() - 1, ((int)OperationPoint.GetYValue() + 1));
CaseNumber = 5;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() + 1, (int)OperationPoint.GetXValue()) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue(), ((int)OperationPoint.GetYValue() + 1));
CaseNumber = 6;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() + 1, (int)OperationPoint.GetXValue() + 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() + 1, ((int)OperationPoint.GetYValue() + 1));
CaseNumber = 7;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue(), (int)OperationPoint.GetXValue() + 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() + 1, (int)OperationPoint.GetYValue());
CaseNumber = 8;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() - 1, (int)OperationPoint.GetXValue() + 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() + 1, ((int)OperationPoint.GetYValue() - 1));
CaseNumber = 1;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() - 1, (int)OperationPoint.GetXValue()) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue(), ((int)OperationPoint.GetYValue() - 1));
CaseNumber = 2;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() - 1, (int)OperationPoint.GetXValue() - 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() - 1, ((int)OperationPoint.GetYValue() - 1));
CaseNumber = 3;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue(), (int)OperationPoint.GetXValue() - 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() - 1, (int)OperationPoint.GetYValue());
CaseNumber = 4;
}
else
{
CaseNumber = 9;
}
break;
}
case (1):
{
if (InputMat.GetValue((int)OperationPoint.GetYValue() + 1, (int)OperationPoint.GetXValue()) == BLACK)
{
OperationPoint.SetXYpoint(((int)(OperationPoint.GetXValue())), ((int)OperationPoint.GetYValue() + 1));
CaseNumber = 6;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() + 1, (int)OperationPoint.GetXValue() + 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() + 1, ((int)OperationPoint.GetYValue() + 1));
CaseNumber = 7;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue(), (int)OperationPoint.GetXValue() + 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() + 1, (int)OperationPoint.GetYValue());
CaseNumber = 8;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() - 1, (int)OperationPoint.GetXValue() + 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() + 1, ((int)OperationPoint.GetYValue() - 1));
CaseNumber = 1;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() - 1, (int)OperationPoint.GetXValue()) == BLACK)
{
OperationPoint.SetXYpoint(OperationPoint.GetXValue(), ((int)OperationPoint.GetYValue() - 1));
CaseNumber = 2;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() - 1, (int)OperationPoint.GetXValue() - 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() - 1, ((int)OperationPoint.GetYValue() - 1));
CaseNumber = 3;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue(), (int)OperationPoint.GetXValue() - 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() - 1, (int)OperationPoint.GetYValue());
CaseNumber = 4;
}
else
{
CaseNumber = 9;
}
break;
}
case (2):
{
if (InputMat.GetValue((int)OperationPoint.GetYValue() + 1, (int)OperationPoint.GetXValue() + 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() + 1, ((int)OperationPoint.GetYValue() + 1));
CaseNumber = 7;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue(), (int)OperationPoint.GetXValue() + 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() + 1, (int)OperationPoint.GetYValue());
CaseNumber = 8;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() - 1, (int)OperationPoint.GetXValue() + 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() + 1, ((int)OperationPoint.GetYValue() - 1));
CaseNumber = 1;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() - 1, (int)OperationPoint.GetXValue()) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue(), ((int)OperationPoint.GetYValue() - 1));
CaseNumber = 2;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() - 1, (int)OperationPoint.GetXValue() - 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() - 1, ((int)OperationPoint.GetYValue() - 1));
CaseNumber = 3;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue(), (int)OperationPoint.GetXValue() - 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() - 1, (int)OperationPoint.GetYValue());
CaseNumber = 4;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() + 1, (int)OperationPoint.GetXValue() - 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() - 1, ((int)OperationPoint.GetYValue() + 1));
CaseNumber = 5;
}
else
{
CaseNumber = 9;
}
break;
}
case (3):
{
if (InputMat.GetValue((int)OperationPoint.GetYValue(), (int)OperationPoint.GetXValue() + 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() + 1, (int)OperationPoint.GetYValue());
CaseNumber = 8;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() - 1, (int)OperationPoint.GetXValue() + 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() + 1, ((int)OperationPoint.GetYValue() - 1));
CaseNumber = 1;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() - 1, (int)OperationPoint.GetXValue()) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue(), ((int)OperationPoint.GetYValue() - 1));
CaseNumber = 2;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() - 1, (int)OperationPoint.GetXValue() - 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() - 1, ((int)OperationPoint.GetYValue() - 1));
CaseNumber = 3;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue(), (int)OperationPoint.GetXValue() - 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() - 1, (int)OperationPoint.GetYValue());
CaseNumber = 4;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() + 1, (int)OperationPoint.GetXValue() - 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() - 1, ((int)OperationPoint.GetYValue() + 1));
CaseNumber = 5;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() + 1, (int)OperationPoint.GetXValue()) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue(), ((int)OperationPoint.GetYValue() + 1));
CaseNumber = 6;
}
else
{
CaseNumber = 9;
}
break;
}
case (4):
{
if (InputMat.GetValue((int)OperationPoint.GetYValue() - 1, (int)OperationPoint.GetXValue() + 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() + 1, ((int)OperationPoint.GetYValue() - 1));
CaseNumber = 1;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() - 1, (int)OperationPoint.GetXValue()) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue(), ((int)OperationPoint.GetYValue() - 1));
CaseNumber = 2;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() - 1, (int)OperationPoint.GetXValue() - 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() - 1, ((int)OperationPoint.GetYValue() - 1));
CaseNumber = 3;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue(), (int)OperationPoint.GetXValue() - 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() - 1, ((int)OperationPoint.GetYValue()));
CaseNumber = 4;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() + 1, (int)OperationPoint.GetXValue() - 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() - 1, ((int)OperationPoint.GetYValue() + 1));
CaseNumber = 5;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() + 1, (int)OperationPoint.GetXValue()) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue(), ((int)OperationPoint.GetYValue() + 1));
CaseNumber = 6;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() + 1, (int)OperationPoint.GetXValue() + 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() + 1, ((int)OperationPoint.GetYValue() + 1));
CaseNumber = 7;
}
else
{
CaseNumber = 9;
}
break;
}
case (5):
{
if (InputMat.GetValue((int)OperationPoint.GetYValue() - 1, (int)OperationPoint.GetXValue()) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue(), ((int)OperationPoint.GetYValue() - 1));
CaseNumber = 2;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() - 1, (int)OperationPoint.GetXValue() - 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() - 1, ((int)OperationPoint.GetYValue() - 1));
CaseNumber = 3;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue(), (int)OperationPoint.GetXValue() - 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() - 1, ((int)OperationPoint.GetYValue()));
CaseNumber = 4;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() + 1, (int)OperationPoint.GetXValue() - 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() - 1, ((int)OperationPoint.GetYValue() + 1));
CaseNumber = 5;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() + 1, (int)OperationPoint.GetXValue()) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue(), ((int)OperationPoint.GetYValue() + 1));
CaseNumber = 6;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() + 1, (int)OperationPoint.GetXValue() + 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() + 1, ((int)OperationPoint.GetYValue() + 1));
CaseNumber = 7;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue(), (int)OperationPoint.GetXValue() + 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() + 1, ((int)OperationPoint.GetYValue()));
CaseNumber = 8;
}
else
{
CaseNumber = 9;
}
break;
}
case (6):
{
if (InputMat.GetValue((int)OperationPoint.GetYValue() - 1, (int)OperationPoint.GetXValue() - 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() - 1, ((int)OperationPoint.GetYValue() - 1));
CaseNumber = 3;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue(), (int)OperationPoint.GetXValue() - 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() - 1, ((int)OperationPoint.GetYValue()));
CaseNumber = 4;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() + 1, (int)OperationPoint.GetXValue() - 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() - 1, ((int)OperationPoint.GetYValue() + 1));
CaseNumber = 5;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() + 1, (int)OperationPoint.GetXValue()) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue(), ((int)OperationPoint.GetYValue() + 1));
CaseNumber = 6;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() + 1, (int)OperationPoint.GetXValue() + 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() + 1, ((int)OperationPoint.GetYValue() + 1));
CaseNumber = 7;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue(), (int)OperationPoint.GetXValue() + 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() + 1, ((int)OperationPoint.GetYValue()));
CaseNumber = 8;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() - 1, (int)OperationPoint.GetXValue() + 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() + 1, ((int)OperationPoint.GetYValue() - 1));
CaseNumber = 1;
}
else
{
CaseNumber = 9;
}
break;
}
case (7):
{
if (InputMat.GetValue((int)OperationPoint.GetYValue(), (int)OperationPoint.GetXValue() - 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() - 1, ((int)OperationPoint.GetYValue()));
CaseNumber = 4;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() + 1, (int)OperationPoint.GetXValue() - 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() - 1, ((int)OperationPoint.GetYValue() + 1));
CaseNumber = 5;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() + 1, (int)OperationPoint.GetXValue()) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue(), ((int)OperationPoint.GetYValue() + 1));
CaseNumber = 6;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() + 1, (int)OperationPoint.GetXValue() + 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() + 1, ((int)OperationPoint.GetYValue() + 1));
CaseNumber = 7;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue(), (int)OperationPoint.GetXValue() + 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() + 1, ((int)OperationPoint.GetYValue()));
CaseNumber = 8;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() - 1, (int)OperationPoint.GetXValue() + 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() + 1, ((int)OperationPoint.GetYValue() - 1));
CaseNumber = 1;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() - 1, (int)OperationPoint.GetXValue()) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue(), ((int)OperationPoint.GetYValue() - 1));
CaseNumber = 2;
}
else
{
CaseNumber = 9;
}
break;
}
case (8):
{
if (InputMat.GetValue((int)OperationPoint.GetYValue() + 1, (int)OperationPoint.GetXValue() - 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() - 1, ((int)OperationPoint.GetYValue() + 1));
CaseNumber = 5;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() + 1, (int)OperationPoint.GetXValue()) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue(), ((int)OperationPoint.GetYValue() + 1));
CaseNumber = 6;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() + 1, (int)OperationPoint.GetXValue() + 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() + 1, ((int)OperationPoint.GetYValue() + 1));
CaseNumber = 7;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue(), (int)OperationPoint.GetXValue() + 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() + 1, ((int)OperationPoint.GetYValue()));
CaseNumber = 8;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() - 1, (int)OperationPoint.GetXValue() + 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() + 1, ((int)OperationPoint.GetYValue() - 1));
CaseNumber = 1;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() - 1, (int)OperationPoint.GetXValue()) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue(), ((int)OperationPoint.GetYValue() - 1));
CaseNumber = 2;
}
else if (InputMat.GetValue((int)OperationPoint.GetYValue() - 1, (int)OperationPoint.GetXValue() - 1) == BLACK)
{
OperationPoint.SetXYpoint((int)OperationPoint.GetXValue() - 1, ((int)OperationPoint.GetYValue() - 1));
CaseNumber = 3;
}
else
{
CaseNumber = 9;
}
break;
}
case (9): // Not complete
{
MarkedPixels.Clear(); // Clear points
//***Clear image data***
for (int row_loop = 0; row_loop < InputMat.Rows; row_loop++)
{
for (int col_loop = 0; col_loop < InputMat.Cols; col_loop++)
{
ReturnMat.SetValue(row_loop, col_loop, (byte)0);
}
}
return(ReturnMat);
}
}
Console.WriteLine("(" + OperationPoint.GetXValue().ToString() + "," + OperationPoint.GetYValue().ToString() + ")");
Console.WriteLine("CaseNumber = " + CaseNumber.ToString());
try
{
bool PointAlreadExist = false;
foreach (XYpoint item in MarkedPixels)
{
if ((item.GetXValue() == (int)OperationPoint.GetXValue()) && (item.GetYValue() == (int)OperationPoint.GetYValue()))
{
PointAlreadExist = true;
}
}
if (PointAlreadExist == false)
{
MarkedPixels.Add(new XYpoint(OperationPoint));
}
else
{
return(ReturnMat);
}
}
catch (Exception)
{
throw;
}
}
}
