public async Task <Photo> Read(PhotoLoadType loadType = PhotoLoadType.Miniature)
{
var dig = new OpenFileDialog()
{
//TODO: Multi language support
Title = "Chose the image file"
};
var(path, stream) = await _reader.Read(dig);
try
{
var imageBrush = ReadImageBrushFromFile(stream, loadType);
var metaDataDirectories = ImageMetadataReader.ReadMetadata(stream);
var photo = new Photo
{
ImageBrush = imageBrush,
Attribute = Attribute.NotProcessed,
Caption = GetCaptionFromPath(path),
MetaDataDirectories = metaDataDirectories
};
return(photo);
}
catch (Exception e)
{
throw new Exception($"unable to read image from {path}");
}
}
public async Task <Photo[]> ReadAllFromDir(PhotoLoadType loadType = PhotoLoadType.Miniature, bool isRecursive = false)
{
var dig = new OpenFileDialog()
{
//TODO: Multi language support
Title = "Chose directory image files"
};
var multipleFiles = await _reader.ReadAllFromDir(dig, isRecursive);
var photoList = new List <Photo>();
foreach (var(path, stream) in multipleFiles)
{
try
{
var imageBrush = ReadImageBrushFromFile(stream, loadType);
var metaDataDirectories = ImageMetadataReader.ReadMetadata(stream);
var photo = new Photo
{
ImageBrush = imageBrush,
Attribute = Attribute.NotProcessed,
Caption = GetCaptionFromPath(path),
MetaDataDirectories = metaDataDirectories
};
photoList.Add(photo);
}
catch (Exception e)
{
throw new Exception($"unable to read image from {path}");
}
}
return(photoList.ToArray());
}
public async Task <Photo[]> ReadAllFromDir(PhotoLoadType loadType = PhotoLoadType.Miniature, bool isRecursive = false)
{
var dig = new OpenFolderDialog()
{
//TODO: Multi language support
Title = "Chose directory image files"
};
var multipleFiles = await _reader.ReadAllFromDir(dig, isRecursive);
var photoList = new List <Photo>();
foreach (var(path, stream) in multipleFiles)
{
try
{
var imageBrush = ReadImageBrushFromFile(stream, loadType);
var metaDataDirectories = ImageMetadataReader.ReadMetadata(path);
var photo = new Photo
{
ImageBrush = imageBrush,
Attribute = Attribute.NotProcessed,
MetaDataDirectories = metaDataDirectories
};
photoList.Add(photo);
}
catch (Exception e)
{
//TODO: translate to rus
Console.WriteLine($"ERROR: image from {path} is skipped!\nDetails: {e}");
}
}
return(photoList.ToArray());
}
private static ImageBrush ReadImageBrushFromFile(Stream stream, PhotoLoadType loadType)
{
switch (loadType)
{
case PhotoLoadType.Miniature:
using (var src = SKBitmap.Decode(stream))
{
var scale = 100f / src.Width;
var resized = new SKBitmap(
(int)(src.Width * scale),
(int)(src.Height * scale),
src.ColorType,
src.AlphaType);
src.ScalePixels(resized, SKFilterQuality.Low);
var bitmap = new Bitmap(
resized.ColorType.ToPixelFormat(),
resized.GetPixels(),
new PixelSize(resized.Width, resized.Height),
SkiaPlatform.DefaultDpi,
resized.RowBytes);
return(new ImageBrush(bitmap));
}
break;
case PhotoLoadType.Full:
return(new ImageBrush(new Bitmap(stream)));
break;
default:
throw new Exception($"invalid ImageLoadMode:{loadType.ToString()}");
}
}
public Photo Load(string source, PhotoLoadType loadType)
{
var loader = new FileLoader();
using (var stream = loader.Load(source))
{
try
{
var imageBrush = ReadImageBrushFromFile(stream, loadType);
var metaDataDirectories = ImageMetadataReader.ReadMetadata(stream);
var photo = new Photo
{
ImageBrush = imageBrush,
Attribute = Attribute.NotProcessed,
Caption = GetCaptionFromPath(source),
MetaDataDirectories = metaDataDirectories
};
return(photo);
}
catch (Exception e)
{
throw new Exception($"unable to load image from {source}", e);
}
}
}
public async Task <PhotoViewModel> ReadByAnnotation(int id, PhotoLoadType loadType = PhotoLoadType.Miniature)
{
var dig = new OpenFileDialog()
{
//TODO: Multi language support
Title = "Chose the annotation file"
};
var photoLoader = new PhotoLoader();
var annotationLoader = new AnnotationLoader();
var(path, stream) = await _reader.Read(dig);
try
{
var annotation = annotationLoader.Load(path, stream);
var photoPath = Path.Combine(annotation.Folder, annotation.Filename);
var photo = await photoLoader.Load(photoPath, loadType);
return(new PhotoViewModel(id, photo, annotation));
}
catch (Exception e)
{
throw new Exception($"unable to read image from {path}");
}
}
public async Task <PhotoViewModel> ReadByPhoto(int id, PhotoLoadType loadType = PhotoLoadType.Miniature)
{
var dig = new OpenFileDialog()
{
//TODO: Multi language support
Title = "Chose the image file"
};
var photoLoader = new PhotoLoader();
var(path, stream) = await _reader.Read(dig);
try
{
var photo = await photoLoader.Load(path, stream, loadType);
var annotation = new Annotation
{
Filename = Path.GetFileName(path),
Folder = Path.GetDirectoryName(path)
};
return(new PhotoViewModel(id, photo, annotation));
}
catch (Exception e)
{
throw new Exception($"unable to read image from {path}");
}
}
public async Task <PhotoViewModel[]> ReadAllFromDirByPhoto(PhotoLoadType loadType = PhotoLoadType.Miniature, bool isRecursive = false)
{
var dig = new OpenFolderDialog()
{
//TODO: Multi language support
Title = "Chose directory image files"
};
var multipleFiles = await _reader.ReadAllFromDir(dig, isRecursive);
var photoLoader = new PhotoLoader();
var photoList = new List <PhotoViewModel>();
var count = 0;
var id = 0;
var valueTuples = multipleFiles as (string Path, Stream Stream)[] ?? multipleFiles.ToArray();
public async Task <Photo> Load(string source, Stream stream, PhotoLoadType loadType)
{
using (stream)
{
try
{
var imageBrush = await Task <ImageBrush> .Factory.StartNew(() => ReadImageBrushFromFile(stream, loadType).Result);
var metaDataDirectories = ImageMetadataReader.ReadMetadata(source);
var photo = new Photo
{
ImageBrush = imageBrush,
Attribute = Attribute.NotProcessed,
MetaDataDirectories = metaDataDirectories
};
return(photo);
}
catch (Exception e)
{
throw new Exception($"unable to load image from {source}", e);
}
}
}
