private async void ChangeImageColorType()
{
//string mime = string.Format("image/png", fileName.Substring(fileName.LastIndexOf('.') + 1));
ImageCodecInfo codec = ColorAndImageFactory.GetEncoderInfo(cmbMime.SelectedItem.ToString());
EncoderParameters encoderParameters = new EncoderParameters(2);
EncoderParameter parameterColorDepth = new EncoderParameter(System.Drawing.Imaging.Encoder.ColorDepth, GetBitCount());
EncoderParameter parameterQuality = new EncoderParameter(System.Drawing.Imaging.Encoder.Quality, (long)numericUpDown1.Value.ToInt());
encoderParameters.Param[0] = parameterColorDepth;
encoderParameters.Param[1] = parameterQuality;
using (MemoryStream ms = new MemoryStream()) {
var img = _srcImage;
if (cmbMime.SelectedIndex == 1)
{
img = new Bitmap(_srcImage);
_progress.OperationsTotal = img.Height * 2;
_progress.OperationsDone = 0;
BlockGUI(true);
_progress.ProgressChanged += _progress_ProgressChanged;
await OptimizePNG(img);
_progress.ProgressChanged -= _progress_ProgressChanged;
BlockGUI(false);
}
img.Save(ms, codec, encoderParameters);
_imgBinaryData = ms.ToArray();
lblSize.Text = _imgBinaryData.Length.ToByteMetricString(false);
_image = new Bitmap(ms);
//OptimizePNG();
_area.SetImage(_image);
_area.Redraw();
}
}
private void button1_Click_1(object sender, EventArgs e)
{
using (SaveFileDialog sfd = new SaveFileDialog()) {
sfd.AddExtension = true;
sfd.CheckPathExists = true;
ImageCodecInfo codec = ColorAndImageFactory.GetEncoderInfo(cmbMime.SelectedItem.ToString());
sfd.Filter = string.Format("Choosen format({0})|{0}", codec.FilenameExtension);
if (sfd.ShowDialog() == DialogResult.Cancel)
{
return;
}
EncoderParameters encoderParameters = new EncoderParameters(2);
EncoderParameter parameterColorDepth = new EncoderParameter(System.Drawing.Imaging.Encoder.ColorDepth, GetBitCount());
EncoderParameter parameterQuality = new EncoderParameter(System.Drawing.Imaging.Encoder.Quality, (long)numericUpDown1.Value.ToInt());
encoderParameters.Param[0] = parameterColorDepth;
encoderParameters.Param[1] = parameterQuality;
using (FileStream fs = new FileStream(sfd.FileName, FileMode.Create)) {
fs.Write(_imgBinaryData, 0, _imgBinaryData.Length);
}
}
}
