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);
}