private void sharpenedLaplacToolStripMenuItem1_Click(object sender, EventArgs e)
{
if (sbm != null)
{
int pixel;
groupBox3.Text = "Ảnh qua Sharpened Laplac Filter";
groupBox4.Text = "Histogram của ảnh qua Sharpened Laplac Filter";
int[,] MaTranAnhGoc = cv.ConvertBitmapToMatrixGray(sbm);
int[,] MaTranAnhQuaLaplacFilter = SpatialFiltering.LaplacFilter(sbm, cv);
int[,] MaTranAnhQuaSharpenedLaplacFilter = new int[sbm.Height, sbm.Width];
for (int i = 0; i < MaTranAnhGoc.GetLength(0) - 2; i++)
{
for (int j = 0; j < MaTranAnhGoc.GetLength(1) - 2; j++)
{
pixel = MaTranAnhGoc[i, j] - MaTranAnhQuaLaplacFilter[i, j];
if (pixel < 0)
{
pixel = 0;
}
else if (pixel > 255)
{
pixel = 255;
}
MaTranAnhQuaSharpenedLaplacFilter[i, j] = pixel;
}
}
picBox_AnhDaXuLy.Image = cv.ConvertMatrixToBitmap(MaTranAnhQuaSharpenedLaplacFilter);
int[] HistogramAnhQuaSharpenedLaplacFilter = cv.ConvertMatrixToHistogram(MaTranAnhQuaSharpenedLaplacFilter);
mChart.ChartBar(HistogramAnhQuaSharpenedLaplacFilter, zedGraphControl2);
}
else
{
MessageBox.Show("Vui lòng chọn ảnh", "Lỗi", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void button_spatialFiltering_Click(object sender, EventArgs e)
{
string str = comboBox_spatialFiltering.Text;
// string str2 = comboBox1.Text;
img_stack.Push(img);
img = SpatialFiltering.Transform(img, str);
pictureBox_result.Image = img;
label_result_size.Text = img.Width.ToString() + " X " + img.Height.ToString();
showBand_res(img);
}
private void sobelToolStripMenuItem_Click(object sender, EventArgs e)
{
if (sbm != null)
{
groupBox3.Text = "Ảnh qua Sobel Filter";
groupBox4.Text = "Histogram của ảnh qua Sobel Filter";
int[,] MaTranAnhQuaSobelFilter = SpatialFiltering.SobelFilter(sbm, cv);
int[] HistogramAnhQuaSobelFilter = cv.ConvertMatrixToHistogram(MaTranAnhQuaSobelFilter);
picBox_AnhDaXuLy.Image = cv.ConvertMatrixToBitmap(MaTranAnhQuaSobelFilter);
mChart.ChartBar(HistogramAnhQuaSobelFilter, zedGraphControl2);
}
else
{
MessageBox.Show("Vui lòng chọn ảnh", "Lỗi", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
