public static async void CreateHistogramAndWriteThemToFiles(string rootFolder, string fileName)
{
var appFolder = await KnownFolders.PicturesLibrary.GetFolderAsync(rootFolder);
string leafTypeMaxPoints = Folders.Names.Length + Environment.NewLine;
foreach (var folderName in Folders.Names)
{
var leafTypeFolder = await appFolder.GetFolderAsync(folderName);
var leafStorageFiles = await leafTypeFolder.GetFilesAsync(Windows.Storage.Search.CommonFileQuery.OrderByDate);
foreach (var storageFile in leafStorageFiles)
{
var image = new Image(await ImageIO.LoadSoftwareBitmapFromFile(storageFile));
var histogram = image
.GaussianFilter()
.ComputeGradient()
.DeleteSquare()
.HistogramOfOrientedGradients(240, 13)
.Normalize();
leafTypeMaxPoints += folderName.ToString();
foreach (var value in histogram)
{
leafTypeMaxPoints += " " + value;
}
leafTypeMaxPoints += Environment.NewLine;
}
}
DataManager.WriteToFile(leafTypeMaxPoints, appFolder, fileName);
}
public static async void CreateSubfoldersAndHough(string rootFolder)
{
string leafTypeMaxPoints = string.Empty;
var appFolder = await KnownFolders.PicturesLibrary.GetFolderAsync(rootFolder);
foreach (var folderName in Folders.Names)
{
var leafTypeFolder = await appFolder.GetFolderAsync(folderName);
var leafStorageFiles = await leafTypeFolder.GetFilesAsync(Windows.Storage.Search.CommonFileQuery.OrderByDate);
var gray = await leafTypeFolder.CreateFolderAsync("Grayscale");
var filtered = await leafTypeFolder.CreateFolderAsync("GaussianFilter");
var Gradient = await leafTypeFolder.CreateFolderAsync("Gradient");
var HOG = await leafTypeFolder.CreateFolderAsync("HOG");
foreach (var storageFile in leafStorageFiles)
{
var image = new Image(await ImageIO.LoadSoftwareBitmapFromFile(storageFile));
ImageIO.WriteToFile(gray, "leaf", image.SoftwareBitmap);
image.GaussianFilter();
ImageIO.WriteToFile(filtered, "leaf", image.SoftwareBitmap);
image.ComputeGradient();
ImageIO.WriteToFile(Gradient, "leaf", image.SoftwareBitmap);
image.DrawHistogramOfOrientedGradients(240, 9);
ImageIO.WriteToFile(HOG, "leaf", image.SoftwareBitmap);
}
}
}
private async void Open_Photo(object sender, RoutedEventArgs e)
{
Image image = new Image(await ImageIO.LoadSoftwareBitmapFromFile());
var bitmapSource = new SoftwareBitmapSource();
editPreview.Source = bitmapSource;
await ComputeHistogramWithDisplay(image, bitmapSource, TimeSpan.FromMilliseconds(1000));
}
public static async void WriteToFile(IStorageFolder folder, string fileName, SoftwareBitmap bitmap)
{
var file = await folder.CreateFileAsync(fileName + ".bmp", CreationCollisionOption.GenerateUniqueName);
await ImageIO.SaveSoftwareBitmapToFile(bitmap, file);
}
