public async void UpdateModelStatus()
{
_applicationStatusManager.ChangeCurrentAppStatus(Enums.Status.Working, "Working | loading model...");
//get the last version of ml model with specific config
try
{
Log.Information("Loading ml model.");
Status = "Loading ml model...";
var config = _newConfig.MlModelConfig;;
// get local versions
var localVersions = await MLModel.GetInstalledVersions(config);
if (!localVersions.Contains(config.ModelVersion))
{
throw new Exception($"There are no ml local model to init: {config.Image.Name}:{config.Image.Tag}");
}
Repository = config.Image.Name;
Version = $"{config.ModelVersion}";
Type = $"{config.Type}";
Status = $"Ready";
Log.Information("Successfully init ml model.");
}
catch (Exception e)
{
Status = $"Not ready.";
Log.Error(e, "Unable to load model.");
}
_applicationStatusManager.ChangeCurrentAppStatus(Enums.Status.Ready, "");
}
public async Task OpenFile(string inputPath)
{
try
{
Status = "loading photos...";
_applicationStatusManager.ChangeCurrentAppStatus(Enums.Status.Working, "");
using (var pb = new Models.ProgressBar())
{
var count = 0;
var id = 0;
var photoLoader = new PhotoLoader();
var files = GetFilesFromDir(inputPath, false);
var enumerable = files as string[] ?? files.ToArray();
_photos.Clear();
foreach (var path in enumerable)
{
try
{
await using (var stream = File.OpenRead(path))
{
if (Path.GetExtension(path).ToLower() != ".jpg" &&
Path.GetExtension(path).ToLower() != ".jpeg" &&
Path.GetExtension(path).ToLower() != ".png")
{
count++;
continue;
}
var annotation = new Annotation
{
Filename = Path.GetFileName(path),
Folder = Path.GetDirectoryName(path)
};
var photo = await photoLoader.Load(path, stream, PhotoLoadType.Miniature);
_photos.Add(new PhotoViewModel(id, photo, annotation));
id++;
count++;
InputProgress = (double)count / enumerable.Count() * 100;
InputTextProgress = $"{Convert.ToInt32(InputProgress)} %";
_applicationStatusManager.ChangeCurrentAppStatus(Enums.Status.Working, $"Working | {(int)((double) count / enumerable.Count() * 100)} %, [{count} of {enumerable.Count()}]");
pb.Report((double)count / enumerable.Count(), $"Processed {count} of {enumerable.Count()}");
}
}
catch (Exception e)
{
Log.Warning(e, $"image from {path} is skipped!");
}
}
}
_selectedIndex = 0;
_applicationStatusManager.ChangeCurrentAppStatus(Enums.Status.Ready, "");
InputTextProgress = $"loads {_photos.Count} photos.";
Log.Information($"Loads {_photos.Count} photos.");
}
catch (Exception ex)
{
Status = "error.";
Log.Error(ex, "Unable to load photos.");
}
}
public async void UpdateModelStatus()
{
_applicationStatusManager.ChangeCurrentAppStatus(Enums.Status.Working, "Working | loading model...");
//get the last version of ml model with specific config
try
{
Log.Information("Loading ml model.");
Status = "Loading ml model...";
var confDir = Path.Join(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData), "lacmus");
var configPath = Path.Join(confDir, "appConfig.json");
_appConfig = await AppConfig.Create(configPath);
var config = _appConfig.MlModelConfig;;
// get local versions
var localVersions = await MLModel.GetInstalledVersions(config);
if (localVersions.Contains(config.ModelVersion))
{
Log.Information($"Find local version: {config.Image.Name}:{config.Image.Tag}.");
}
else
{
IsShowLoadModelButton = true;
throw new Exception($"There are no ml local models to init: {config.Image.Name}:{config.Image.Tag}");
}
Repository = config.Image.Name;
Version = $"{config.ModelVersion}";
Type = $"{config.Type}";
using (var model = new MLModel(config))
await model.Download();
Status = $"Ready";
IsError = false;
Log.Information("Successfully loads ml model.");
}
catch (Exception e)
{
Status = $"Not ready.";
IsError = true;
Error = $"Error: {e.Message}";
Log.Error(e, "Unable to load model.");
}
_applicationStatusManager.ChangeCurrentAppStatus(Enums.Status.Ready, "");
}
public async void Init()
{
//get model status
try
{
Status = "Loading ml model...";
var config = _newConfig.MlModelConfig;
// get local versions
var localVersions = await MLModel.GetInstalledVersions(config);
if (!localVersions.Contains(config.ModelVersion))
{
throw new Exception($"There are no ml local model to init: {config.Image.Name}:{config.Image.Tag}");
}
if (config.ApiVersion != API_VERSION)
{
throw new Exception($"Unsupported api {config.ApiVersion}. Only api v {API_VERSION} is supported.");
}
Dispatcher.UIThread.Post(() =>
{
Repository = config.Image.Name;
Version = $"{config.ModelVersion}";
Type = $"{config.Type}";
Status = $"Ready";
});
}
catch (Exception e)
{
Status = $"Not ready.";
Log.Error(e, "Unable to init model.");
}
// get installed models
try
{
var models = await MLModel.GetInstalledModels();
Dispatcher.UIThread.Post(() =>
{
foreach (var model in models)
{
_installedModels.Add(new MlModelData(model.Image.Name,
model.Type,
model.ModelVersion,
model.ApiVersion));
}
});
}
catch (Exception e)
{
Log.Error(e, "Unable to get installed models.");
}
//get available models
try
{
foreach (var repository in _newConfig.Repositories)
{
try
{
var models = await MLModel.GetAvailableModelsFromRegistry(repository);
Dispatcher.UIThread.Post(() =>
{
_repositories.Add(repository);
foreach (var model in models)
{
_avalableModels.Add(new MlModelData(model.Image.Name,
model.Type,
model.ModelVersion,
model.ApiVersion));
}
});
}
catch (Exception e)
{
Log.Warning(e, $"Unable to parse models from {repository}. Skipped.");
}
}
}
catch (Exception e)
{
Log.Error(e, "Unable get available models.");
}
Dispatcher.UIThread.Post(() =>
{
_applicationStatusManager.ChangeCurrentAppStatus(Enums.Status.Ready, "");
});
}
private async void SavePhotos()
{
try
{
_applicationStatusManager.ChangeCurrentAppStatus(Enums.Status.Working, "");
if (!Directory.Exists(OutputPath))
{
throw new Exception($"No such directory: {OutputPath}.");
}
//select filter
var photosToSave = Filter(_photos.Items, FilterIndex);
var photoViewModels = photosToSave as PhotoViewModel[] ?? photosToSave.ToArray();
if (!photoViewModels.Any())
{
Log.Warning("There are no photos to save.");
_applicationStatusManager.ChangeCurrentAppStatus(Enums.Status.Ready, "");
return;
}
var count = 0;
_applicationStatusManager.ChangeCurrentAppStatus(Enums.Status.Working, $"Working | {(int)((double) count / photoViewModels.Length * 100)} %, [{count} of {photoViewModels.Length}]");
Parallel.ForEach(photoViewModels, async photoViewModel =>
{
await Task.Run(async() =>
{
if (IsSource)
{
var srcPhotoPath = photoViewModel.Path;
var dstPhotoPath = Path.Combine(OutputPath, photoViewModel.Annotation.Filename);
if (srcPhotoPath == dstPhotoPath)
{
Log.Warning($"Photo {srcPhotoPath} skipped. File exists.");
return;
}
File.Copy(srcPhotoPath, dstPhotoPath, true);
}
if (IsXml)
{
var annotationPath = Path.Combine(OutputPath, $"{photoViewModel.Annotation.Filename}.xml");
var saver = new AnnotationSaver();
saver.Save(photoViewModel.Annotation, annotationPath);
}
if (!IsDraw && !IsCrop)
{
return;
}
using var bitmap = SKBitmap.Decode(photoViewModel.Path);
{
if (IsCrop)
{
var image = SKImage.FromBitmap(bitmap);
var cropIdx = 0;
foreach (var bbox in photoViewModel.Annotation.Objects)
{
var subset = image.Subset(new SKRectI(bbox.Box.Xmin, bbox.Box.Ymin, bbox.Box.Xmax, bbox.Box.Ymax));
var encodedData = subset.Encode(SKEncodedImageFormat.Png, 100);
var stream = encodedData.AsStream();
var path = Path.Join(OutputPath,
$"{photoViewModel.Annotation.Filename}_crop{cropIdx}.png");
SaveStream(stream, path);
cropIdx++;
}
}
if (IsDraw)
{
var canvas = new SKCanvas(bitmap);
var paint = new SKPaint {
Style = SKPaintStyle.Stroke,
Color = SKColors.Red,
StrokeWidth = 10
};
foreach (var bbox in photoViewModel.Annotation.Objects)
{
var x = bbox.Box.Xmin;
var y = bbox.Box.Ymin;
var width = bbox.Box.Xmax - bbox.Box.Xmin;
var height = bbox.Box.Ymax - bbox.Box.Ymin;
canvas.DrawRect(SKRect.Create(x, y, width, height), paint);
}
var encodedData = SKImage.FromBitmap(bitmap).Encode(SKEncodedImageFormat.Png, 100);
var stream = encodedData.AsStream();
var path = Path.Join(OutputPath,
$"{photoViewModel.Annotation.Filename}_draw.png");
SaveStream(stream, path);
}
}
await Dispatcher.UIThread.InvokeAsync(() =>
{
count++;
_applicationStatusManager.ChangeCurrentAppStatus(Enums.Status.Working, $"Working | {(int)((double) count / photoViewModels.Length * 100)} %, [{count} of {photoViewModels.Length}]");
if (count >= photoViewModels.Length)
{
_applicationStatusManager.ChangeCurrentAppStatus(Enums.Status.Ready, "");
}
});
});
});
Log.Information($"Saved {photoViewModels.Length} photos.");
_applicationStatusManager.ChangeCurrentAppStatus(Enums.Status.Ready, "");
}
catch (Exception e)
{
Log.Error("Unable to save photos.", e);
_applicationStatusManager.ChangeCurrentAppStatus(Enums.Status.Ready, "");
}
}
