private void ApplyHaarTransform(bool forward, bool safe, int iterations, Bitmap bmp)
{
var maxScale = WaveletTransform.GetMaxScale(bmp.Width, bmp.Height);
if (iterations < 1 || iterations > maxScale)
{
MessageBox.Show(string.Format("Iteration must be Integer from 1 to {0}", maxScale));
return;
}
var time = Environment.TickCount;
var channels = ColorChannels.CreateColorChannels(safe, bmp.Width, bmp.Height);
var transform = WaveletTransform.CreateTransform(forward, iterations);
var imageProcessor = new ImageProcessor(channels, transform);
imageProcessor.ApplyTransform(bmp);
if (forward)
{
this.TransformedImage = new Bitmap(bmp);
}
this.pictureBox1.Image = bmp;
this.lblDirection.Text = forward ? "Forward" : "Inverse";
this.lblTransformTime.Text = string.Format("{0} milis.", Environment.TickCount - time);
}
public void DecomposeWithUnsafeCode()
{
using (var originalImage = new Bitmap(OriginalFilename))
{
var transform = new ForwardWaveletTransform(1);
var channels = new UnsafeColorChannels(originalImage.Width, originalImage.Height);
var imageProcessor = new ImageProcessor(channels, transform);
imageProcessor.ApplyTransform(originalImage);
VerifyAsImage(originalImage);
}
}
public void RecomposeWithSafeCode()
{
using (var originalImage = new Bitmap(OneStepFileName))
{
WaveletTransform transform = new InverseWaveletTransform(1);
ColorChannels channels = new SafeColorChannels(originalImage.Width, originalImage.Height);
var imageProcessor = new ImageProcessor(channels, transform);
imageProcessor.ApplyTransform(originalImage);
VerifyAsImage(originalImage);
}
}
public void DecomposeWithUnsafeCode()
{
using (var originalImage = new Bitmap(OriginalFilename))
{
var transform = new ForwardWaveletTransform(1);
var channels = new UnsafeColorChannels(originalImage.Width, originalImage.Height);
var imageProcessor = new ImageProcessor(channels, transform);
imageProcessor.ApplyTransform(originalImage);
VerifyAsImage(originalImage);
}
}
public void FullRecomposeWithSafeCode()
{
using (var originalImage = new Bitmap(DecomposedFilename))
{
var width = originalImage.Width;
var height = originalImage.Height;
var transform = new InverseWaveletTransform(width, height);
var channels = new SafeColorChannels(width, height);
var imageProcessor = new ImageProcessor(channels, transform);
imageProcessor.ApplyTransform(originalImage);
VerifyAsImage(originalImage);
}
}
static void ApplyWavelet()
{
int times = 7;
string[] images = Directory.GetFiles(@"..\..\..\TestHaarCSharp\Resources_Noisy\", "*", SearchOption.AllDirectories);
Parallel.ForEach(images, (i) =>
{
Bitmap initial = new Bitmap(Image.FromFile(i));
//var res = AddNoise(initial, 50);
//res.Save($@"..\..\..\TestHaarCSharp\Resources_noisy\{Path.GetFileName(i)}", res.RawFormat);
Bitmap forward = new Bitmap(initial);
var channels = ColorChannels.CreateColorChannels(initial.Width, initial.Height);
var transform = WaveletTransform.CreateTransform(true, times);
var imageProcessor = new ImageProcessor(channels, transform);
imageProcessor.ApplyTransform(forward);
string newPath = Path.Combine(@"..\..\..\TestHaarCSharp\Forward_Noisy", Path.GetFileName(i));
string dirName = Path.GetDirectoryName(newPath);
if (!Directory.Exists(dirName))
{
Directory.CreateDirectory(dirName);
}
forward.Save(newPath, initial.RawFormat);
Bitmap inverse = new Bitmap(forward);
transform = WaveletTransform.CreateTransform(false, times);
imageProcessor = new ImageProcessor(channels, transform);
imageProcessor.ApplyTransform(inverse);
var rmse = GetRMSE(initial, inverse);
newPath = Path.Combine(@"..\..\..\TestHaarCSharp\Inverse_Noisy",
$"{Path.GetFileNameWithoutExtension(i)}_{rmse.ToString("#.##")}{Path.GetExtension(i)}");
dirName = Path.GetDirectoryName(newPath);
if (!Directory.Exists(dirName))
{
Directory.CreateDirectory(dirName);
}
inverse.Save(newPath, inverse.RawFormat);
});
}
private Bitmap ApplyHaarTransform(bool forward, bool safe, int iterations, Bitmap bmp)
{
var maxScale = WaveletTransform.GetMaxScale(bmp.Width, bmp.Height);
if (iterations < 1 || iterations > maxScale)
{
MessageBox.Show(string.Format("Iteration must be Integer from 1 to {0}", maxScale));
return(new Bitmap(bmp.Width, bmp.Height));
}
var channels = ColorChannels.CreateColorChannels(safe, bmp.Width, bmp.Height);
var transform = WaveletTransform.CreateTransform(forward, iterations);
var imageProcessor = new ImageProcessor(channels, transform);
imageProcessor.ApplyTransform(bmp);
return(bmp);
}
private Bitmap ApplyHaarTransform(bool forward, bool safe, int iterations, Bitmap bmp)
{
var maxScale = WaveletTransform.GetMaxScale(bmp.Width, bmp.Height);
if (iterations < 1 || iterations > maxScale)
{
MessageBox.Show(string.Format("Iteration must be Integer from 1 to {0}", maxScale));
return new Bitmap(bmp.Width, bmp.Height);
}
var channels = ColorChannels.CreateColorChannels(safe, bmp.Width, bmp.Height);
var transform = WaveletTransform.CreateTransform(forward, iterations);
var imageProcessor = new ImageProcessor(channels, transform);
imageProcessor.ApplyTransform(bmp);
return bmp;
}
public void FullRecomposeWithSafeCode()
{
using (var originalImage = new Bitmap(DecomposedFilename))
{
var width = originalImage.Width;
var height = originalImage.Height;
var transform = new InverseWaveletTransform(width, height);
var channels = new SafeColorChannels(width, height);
var imageProcessor = new ImageProcessor(channels, transform);
imageProcessor.ApplyTransform(originalImage);
VerifyAsImage(originalImage);
}
}
public void RecomposeWithSafeCode()
{
using (var originalImage = new Bitmap(OneStepFileName))
{
WaveletTransform transform = new InverseWaveletTransform(1);
ColorChannels channels = new SafeColorChannels(originalImage.Width, originalImage.Height);
var imageProcessor = new ImageProcessor(channels, transform);
imageProcessor.ApplyTransform(originalImage);
VerifyAsImage(originalImage);
}
}
