void ProcessImage(string image_file, int image_index)
{
mrePauseResume.WaitOne();
this.Invoke((MethodInvoker) delegate()
{
labCurrentFile.Text = image_file;
this.Refresh();
});
FileInfo fi = new FileInfo(image_file);
if (!fi.Exists)
{
LogError("File doesn't exist", "Location: " + image_file);
return;
}
//Calculate output file
string out_file_name = fi.FullName;
if (this.DoRename)
{
out_file_name = out_file_name.Replace(fi.Name, this.RenamePrefix + fi.Directory.Name + "_" + image_index.ToString(4) + this.OutputFileExtension);
}
else
{
out_file_name = out_file_name.Replace(fi.Extension, "") + this.OutputFileExtension;
}
string out_file_path = this.DestinationFolderPath.TrimEnd('\\') + @"\" + GetRelativePath(out_file_name, this.SourceFolderPath);
FileInfo ofi = new FileInfo(out_file_path);
if (!ofi.Directory.Exists)
{
ofi.Directory.Create();
}
using (Bitmap bmp = (Bitmap)Image.FromFile(fi.FullName))
{
Bitmap _processed = bmp;
try
{
int width = bmp.Width,
height = bmp.Height;
BitmapProcessor bmpp = new BitmapProcessor(bmp);
if (this.ApplyConvolution)
{
bmpp.GrayscaleInverseConvolve3x3(this.ConvolutionMatrix);
}
if (this.DoBinarize)
{
if (this.DetermineBinarizationThresholdAutomatically)
{
bmpp.Binarise();
}
else
{
bmpp.Binarise(this.BinarizationThreshold);
}
_processed = bmp;
}
if (this.DoCropToFit)
{
var rect = bmpp.GetFittingRectangle(Color.White, this.CropMargin);
_processed = (Bitmap)bmp.Clone(rect, bmp.PixelFormat);
}
if (this.DoResize)
{
using (Bitmap resized = new Bitmap(this.ResizeWidth, this.ResizeHeight))
{
using (Graphics g = Graphics.FromImage(resized))
{
g.FillRectangle(new SolidBrush(Color.White), 0, 0, resized.Width, resized.Height);
//Calculate aspect
int _w = _processed.Width,
_h = _processed.Height;
int _nw, _nh;
int margin_x, margin_y;
double aspect_w = (double)_w / (double)this.ResizeWidth;
double aspect_h = (double)_h / (double)this.ResizeHeight;
double max = Math.Max(aspect_w, aspect_h);
//double min = Math.Min(aspect_w, aspect_h);
double resize_factor = 1 / max;
_processed = _processed.Resize(resize_factor);
_nw = _processed.Width;
_nh = _processed.Height;
margin_x = (this.ResizeWidth - _nw) / 2;
margin_y = (this.ResizeHeight - _nh) / 2;
g.DrawImage(_processed, margin_x, margin_y);
}
_processed = (Bitmap)resized.Clone();
}
}
if (this.OutputPixelFormat != System.Drawing.Imaging.PixelFormat.Format24bppRgb)
{
_processed = (Bitmap)_processed.Clone(new Rectangle(0, 0, _processed.Width, _processed.Height), this.OutputPixelFormat);
}
_processed.Save(out_file_path, this.OutputImageFormat);
_processed.Dispose();
}
catch (Exception ex)
{
LogError(ex.Message);
}
}
}
