public static async Task Save(string type)
{
FileSavePicker fs = new FileSavePicker();
string ext = Bifid_Cipher.Decrypt(Encoding.ASCII.GetString(((List <byte>)GetData.Extract[Data.Misc.DataExtension]).ToArray()));
fs.FileTypeChoices.Add(Validate.IsType(ext), new List <string>()
{
ext
});
fs.SuggestedFileName = Bifid_Cipher.Decrypt(Encoding.ASCII.GetString(((List <byte>)GetData.Extract[Data.Misc.DataNameFile]).ToArray()));
StorageFile sf = await fs.PickSaveFileAsync();
if (sf != null)
{
switch (type)
{
case "File":
await FileIO.WriteBytesAsync(sf, ((List <byte>)GetData.Extract[Data.Misc.DataSecret]).ToArray());
break;
case "Message":
await FileIO.WriteTextAsync(sf, await Bifid_Cipher.Execute("Extract", Encoding.ASCII.GetString(((List <byte>)GetData.Extract[Data.Misc.DataSecret]).ToArray()), String.Empty));
break;
}
ToastDialog.ShowData(sf, Validate.IsType(ext), "Embedded File", Detail.Extract_FileMessage);
await PopupDialog.Show(Status.Success, Detail.Extract_FileMessage, Complete.Saved_SecretFile, Icon.Smile);
}
else
{
await PopupDialog.Show(Status.Err, Detail.Extract_FileMessage, Err.NotSaved_SecretFile, Icon.Sad);
}
}
public static async Task Save(Dictionary <string, object> value, string type)
{
FileSavePicker fs = new FileSavePicker();
fs.FileTypeChoices.Add("Stego Image Files", new List <string>()
{
".png"
});
StorageFile sf = await fs.PickSaveFileAsync();
if (sf != null)
{
using (IRandomAccessStream ram = await sf.OpenAsync(FileAccessMode.ReadWrite))
{
BitmapEncoder encoder = await BitmapEncoder.CreateAsync(BitmapEncoder.PngEncoderId, ram);
//var memStream = new InMemoryRandomAccessStream();
//BitmapEncoder encoder = await BitmapEncoder.CreateForTranscodingAsync(memStream, GetData.Decoder);
encoder.SetPixelData(GetData.Decoder.BitmapPixelFormat, GetData.Decoder.BitmapAlphaMode, (uint)GetData.Decoder.PixelWidth, (uint)GetData.Decoder.PixelHeight, GetData.Decoder.DpiX, GetData.Decoder.DpiY, (byte[])value[Data.Misc.DataPixel]);
var prop = new List <KeyValuePair <string, BitmapTypedValue> >();
var desc = new BitmapTypedValue(String.Format("{0}|{1}|{2}|{3}|{4}", (int)value[Data.Misc.DataPassword], (int)value[Data.Misc.DataType], (int)value[Data.Misc.DataNameFile], (int)value[Data.Misc.DataExtension], (int)value[Data.Misc.DataSecret]), PropertyType.String);
prop.Add(new KeyValuePair <string, BitmapTypedValue>(Data.Misc.Secret, desc));
await encoder.BitmapProperties.SetPropertiesAsync(prop);
await encoder.FlushAsync();
//memStream.Seek(0);
//ram.Seek(0);
//ram.Size = 0;
//await RandomAccessStream.CopyAsync(memStream, ram);
//memStream.Dispose();
}
switch (type)
{
case "File":
ToastDialog.ShowData(sf, "Image Files", "Stego Image", Detail.Embed_File);
await PopupDialog.Show(Status.Success, Detail.Embed_File, Complete.Saved_StegoImage, Icon.Smile);
break;
case "Message":
ToastDialog.ShowData(sf, "Image Files", "Stego Image", Detail.Embed_Message);
await PopupDialog.Show(Status.Success, Detail.Embed_Message, Complete.Saved_StegoImage, Icon.Smile);
break;
}
}
else
{
switch (type)
{
case "File":
await PopupDialog.Show(Status.Err, Detail.Embed_File, Err.NotSaved_StegoImage, Icon.Sad);
break;
case "Message":
await PopupDialog.Show(Status.Err, Detail.Embed_Message, Err.NotSaved_StegoImage, Icon.Sad);
break;
}
}
}