public override void Work()
{
Image image = Image.FromFile(prefsInstance.ImagePath);
string cipherText = "";
AlgoFormatImpl = stegaFactory.GetImplementationByFormat(ESupportedAlgorithms.ClasicAlgo);
byte[] byteArrayText = null;
AlgoFormatImpl.Decode(image, ref byteArrayText);
switch (prefsInstance.EncodingDataIndex)
{
case 0x01:
{
cipherText = Encoding.Default.GetString(byteArrayText);
if (prefsInstance.UsePassword == true)
{
decodedText = Crypto.DecryptStringAES(cipherText, prefsInstance.Password);
}
else
{
decodedText = cipherText;
}
}
break;
case 0x02:
{
if (prefsInstance.EncodingDataIndex == 0x02) //image decoding
{
decodedImage = Utils.ByteArrayToBitmap(byteArrayText);
}
}
break;
default:
MessageBox.Show("Completati campurile din setari!", "Atentie!", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
OnWorkDone(EventArgs.Empty);
}
public override void Work()
{
string encryptedText = "";
image = Image.FromFile(prefsInstance.ImagePath);
byte[] hiddenArrayBytes = null;
switch (prefsInstance.EncodingDataIndex)
{
case 0x01:
{
if (prefsInstance.UsePassword == true)
{
encryptedText = Crypto.EncryptStringAES(prefsInstance.PlainText, prefsInstance.Password);
}
else
{
encryptedText = prefsInstance.PlainText;
}
hiddenArrayBytes = Encoding.ASCII.GetBytes(encryptedText);
}
break;
case 0x02:
{
hiddenArrayBytes = Utils.BitmapToByteArray(Image.FromFile(prefsInstance.HiddenImagePath));
}
break;
default:
MessageBox.Show("Completati campurile din setari!", "Atentie!", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
AlgoFormatImpl = stegaFactory.GetImplementationByFormat(ESupportedAlgorithms.ClasicAlgo);
AlgoFormatImpl.Encode(ref image, hiddenArrayBytes);
OnWorkDone(EventArgs.Empty);
}
