private bool fix_orientiation()
{
bool flag = true;
deskew();
flag = search_left_marker(0, 0, 20);
if (flag)
{
flag = search_right_marker(img.Width / 2, 0, 20);
}
if (flag)
{
flag = search_bottom_marker(0, img.Size.Height / 2, 20);
}
/*
* int percent = findcircle(x_lc, y_lc, width/2);
* if (percent <= 5)
* {
* flag = false;
* }*/
int diff_x = 0, diff_y = 0, n_width = width, n_height = height;
diff_x = lc_x - 10;
diff_y = lc_y - 10;
try
{
img = cropAtRect(img, new Rectangle(lc_x, lc_y, rc_x + 20 - diff_x, bc_y + 20 - diff_y));
}
catch (Exception ex)
{
MessageBox.Show("Aborting : " + ex.Message, "ERROR",
MessageBoxButtons.OK,
MessageBoxIcon.Error,
MessageBoxDefaultButton.Button1);
}
double percent = 0.0;
if (img.Width >= width)
{
percent = calculation.percentageDecrease(img.Width, width);
}
else
{
percent = calculation.percentageIncrease(img.Width, width);
}
Size sz = calculation.increaseScale(img.Width, img.Height, percent);
img = new Bitmap(img, new Size(width, height));
return(flag);
}
private void start_processing()
{
int count = files.Length;
int i = 1;
foreach (string file_load in files)
{
if (Path.GetExtension(file_load) == ".jpeg" || Path.GetExtension(file_load) == ".jpg" || Path.GetExtension(file_load) == ".JPG")
{
SetText("Processing file " + file_load + "\n------------------------------------------\n");
if (status_lbl2.InvokeRequired)
{
status_lbl2.Invoke(new Action(() =>
{
status_lbl2.Text = "Processing File : " + i + " of " + count;
}));
}
else
{
status_lbl2.Text = "Processing File : " + i + " of " + count;
}
SetBitmap(file_load);
img = new Bitmap(file_load);
calculation = new calculation_class();
double percent = 0.0;
if (img.Width >= width)
{
percent = calculation.percentageDecrease(img.Width, width);
}
else
{
percent = calculation.percentageIncrease(img.Width, width);
}
Size sz = calculation.increaseScale(img.Width, img.Height, percent);
img = resizeImage((Image)img, sz.Width, sz.Height);
img = new Bitmap(img, new Size(width, height));
img = greyscale(img);
if (!fix_orientiation())
{
MessageBox.Show("Not Properly Aligned. Image Path : " + file_load);
continue;
}
file = file_load;
//img.Save(file_load+"PROCESSED"); // FOR DEBUGGING
findname();
findroll();
findresult();
name = name.Trim();
questions = questions.Trim(new char[] { ',', ' ' });
if (roll == "")
{
roll = "00";
}
dt.Rows.Add(name,
roll, total, questions, options.Rows.Count * 5
);
name = "";
roll = "";
total = 0;
questions = "";
img.Dispose();
i++;
}
}
if (result_gridview.InvokeRequired)
{
result_gridview.Invoke(new Action(() =>
{
result_gridview.DataSource = dt;
status_lbl2.Visible = false;
result_gridview.Visible = true;
result_gridview.Refresh();
}));
}
else
{
result_gridview.DataSource = dt;
status_lbl2.Visible = false;
result_gridview.Visible = true;
result_gridview.Refresh();
}
if (save_result_txt.InvokeRequired)
{
save_result_txt.Invoke(new Action(() =>
{
save_result_txt.Visible = true;
save_result_btn.Visible = true;
csv_btn.Visible = true;
reset_btn.Visible = true;
status_lbl.Text = "Processing Completed";
}));
}
else
{
save_result_txt.Visible = true;
save_result_btn.Visible = true;
csv_btn.Visible = true;
reset_btn.Visible = true;
status_lbl.Text = "Processing Completed";
}
//result_gridview.DataSource = dt;
}