private void btnEncodeOriginalImage_Click(object sender, EventArgs e)
{
try
{
if (String.IsNullOrEmpty(inputFilePathEncoder))
{
throw new NullReferenceException();
}
userKMaxReconstructionError = (int)numericUpDownKValue.Value;
switch (comboBoxPredictorSelection.SelectedIndex)
{
case 1: userPredictorSelection = 1; break;
case 2: userPredictorSelection = 2; break;
case 3: userPredictorSelection = 3; break;
case 4: userPredictorSelection = 4; break;
case 5: userPredictorSelection = 5; break;
case 6: userPredictorSelection = 6; break;
case 7: userPredictorSelection = 7; break;
case 8: userPredictorSelection = 8; break;
default: userPredictorSelection = 0; break;
}
nlEngine = new NearLosslessEngine(bmpObject.GetBmpData());
nlEngine.CompressImage(userPredictorSelection, userKMaxReconstructionError);
MessageBox.Show("Image was encoded succesfully!");
isFileEncoded = true;
}
catch (NullReferenceException)
{
MessageBox.Show("Warning: You forgot to load Original Image!");
}
}
private void btnVerify_Click(object sender, EventArgs e)
{
try
{
if (String.IsNullOrEmpty(inputFilePathDecoder))
{
throw new NullReferenceException();
}
if (auxOriginalImage == null || isFileDecoded == false)
{
throw new NullReferenceException();
}
nlEngine = new NearLosslessEngine(bmpObject.GetBmpDataEncoded());
nlEngine.DecompressImage(decodingP, decodingK, auxOriginalImage);
textBoxMinErrorValue.Text = nlEngine.minValueError.ToString();
textBoxMaxErrorValue.Text = nlEngine.maxValueError.ToString();
}
catch (NullReferenceException)
{
MessageBox.Show("Warning: You forgot to load original image/ decode the same image!");
}
}
private void btnDecodeImage_Click(object sender, EventArgs e)
{
try
{
if (String.IsNullOrEmpty(inputFilePathDecoder))
{
throw new NullReferenceException();
}
nlEngine = new NearLosslessEngine(bmpObject.GetBmpDataEncoded());
nlEngine.DecompressImage(decodingP, decodingK, auxOriginalImage);
pictureBoxDecodedImage.Image = Helpers.BuildBitmapFromMatrix(nlEngine.GetDecodedImageMatrix());
MessageBox.Show("Image was decoded succesfully!");
label15.Text = "Decoded Image";
isFileDecoded = true;
}
catch (NullReferenceException)
{
MessageBox.Show("Warning: You forgot to load Decoded Image!");
}
}
