private void OpenCompressed(object sender, RoutedEventArgs e)
{
var openDialog = new OpenFileDialog
{
Multiselect = false,
Filter = "压缩位图文件(*.cbmp)|*.cbmp"
};
var result = openDialog.ShowDialog();
if (result != null && result.Value)
{
var huffmanFile = new HuffmanFile(openDialog.FileName + "_key");
var imageBytes = huffmanFile.ReadEncodedFile(openDialog.FileName);
var imageStream = new MemoryStream(imageBytes);
ViewModel.Image = new RadBitmap(imageStream);
ViewModel.Properties = new ImageProperties(ViewModel.Image.Bitmap, openDialog.OpenFile());
ExifTree.Items.Clear();
foreach (var key in ViewModel.Properties.ExifInfos.Keys)
{
ExifTree.Items.Add(new RadTreeViewItem()
{
Header = $"{key} - {ViewModel.Properties.ExifInfos[key]}"
});
}
}
}
private void SaveCompressed(object sender, RoutedEventArgs e)
{
var saveDialog = new SaveFileDialog()
{
CheckPathExists = true,
Filter = "压缩位图文件(*.cbmp)|*.cbmp"
};
var result = saveDialog.ShowDialog();
if (result != null && result.Value)
{
var encoder = new BmpBitmapEncoder();
var destStream = new MemoryStream();
encoder.Frames.Add(BitmapFrame.Create(ViewModel.ImageSource));
encoder.Save(destStream);
var imageBytes = destStream.ToArray();
var huffmanFile = new HuffmanFile(imageBytes);
huffmanFile.EncodeFile(saveDialog.FileName, saveDialog.FileName + "_key");
}
}
