private void encryptButton_Click(object sender, EventArgs e)
{
if (currentMode == Mode.Image && image != null)
{
Bitmap encrypted;
if (random.Checked || randomM2.Checked)
{
encrypted = Steganography.InsertEncryptedTextToImage(image, textBox.Text);
}
else
{
encrypted = Steganography.InsertEncryptedTextToImageLinear(image, textBox.Text);
}
if (encrypted != null)
{
saveDialog.FileName = "*.*";
DialogResult res = saveDialog.ShowDialog();
if (res == System.Windows.Forms.DialogResult.OK)
{
encrypted.Save(saveDialog.FileName);
OutputConsole.Write("Image saved");
}
}
}
if (currentMode == Mode.Audio && audio != null)
{
byte[] file;
if (random.Checked)
{
file = AudioSteganography.EncryptText(audio, textBox.Text);
}
else
{
file = AudioSteganography.EncryptTextLinear(audio, textBox.Text);
}
if (file != null)
{
DialogResult res = saveWav.ShowDialog();
if (res == System.Windows.Forms.DialogResult.OK)
{
File.WriteAllBytes(saveWav.FileName, file);
OutputConsole.Write("Wav file saved");
}
}
}
}
private void decryptButton_Click(object sender, EventArgs e)
{
if (currentMode == Mode.Image && image != null)
{
string text;
if (random.Checked || randomM2.Checked)
{
text = Steganography.GetDecryptedTextFromImage(image);
}
else
{
text = Steganography.GetDecryptedTextFromImageLinear(image);
}
if (text != null)
{
textBox.Text = text;
OutputConsole.Write("Text decrypted");
}
else
{
//MessageBox.Show("This image doesn't have an encrypted text or an error occurred");
}
}
if (currentMode == Mode.Audio && audio != null)
{
string text;
if (random.Checked)
{
text = AudioSteganography.DecryptText(audio);
}
else
{
text = AudioSteganography.DecryptTextLinear(audio);
}
if (text != null)
{
textBox.Text = text;
OutputConsole.Write("Text decrypted");
}
}
}
private void decryptFile_Click(object sender, EventArgs e)
{
if (currentMode == Mode.Image && image != null)
{
HiddenFile f;
stopwatch.Restart();
if (random.Checked)
{
f = Steganography.GetFileFromImage(image);
}
else
{
if (linear.Checked)
{
f = Steganography.GetFileFromImageLinear(image);
}
else
{
f = Steganography.GetFileFromImage2(image);
}
}
if (f != null)
{
stopwatch.Stop();
OutputConsole.Write(string.Format("Process completed in {0} ms", stopwatch.ElapsedMilliseconds));
saveFileDialog.FileName = f.filename;
DialogResult res = saveFileDialog.ShowDialog();
if (res == System.Windows.Forms.DialogResult.OK)
{
File.WriteAllBytes(saveFileDialog.FileName, f.file);
OutputConsole.Write("File saved");
if (Path.GetExtension(saveFileDialog.FileName) == ".bmp" || Path.GetExtension(saveFileDialog.FileName) == ".png" || Path.GetExtension(saveFileDialog.FileName) == ".jpg")
{
ImgPreview p = new ImgPreview(Image.FromFile(saveFileDialog.FileName));
p.ShowDialog();
}
}
}
else
{
//MessageBox.Show("This image doesn't have an encrypted text or an error occurred");
}
stopwatch.Reset();
}
if (currentMode == Mode.Audio && audio != null)
{
HiddenFile file;
stopwatch.Restart();
if (random.Checked)
{
file = AudioSteganography.DecryptFile(audio);
}
else
{
if (linear.Checked)
{
file = AudioSteganography.DecryptFileLinear(audio);
}
else
{
file = AudioSteganography.DecryptFile2(audio);
}
}
if (file != null)
{
stopwatch.Stop();
OutputConsole.Write(string.Format("Process completed in {0} ms", stopwatch.ElapsedMilliseconds));
saveFileDialog.FileName = file.filename;
DialogResult res = saveFileDialog.ShowDialog();
if (res == System.Windows.Forms.DialogResult.OK)
{
File.WriteAllBytes(saveFileDialog.FileName, file.file);
OutputConsole.Write("File saved");
if (Path.GetExtension(saveFileDialog.FileName) == ".bmp" || Path.GetExtension(saveFileDialog.FileName) == ".png" || Path.GetExtension(saveFileDialog.FileName) == ".jpg")
{
ImgPreview p = new ImgPreview(Image.FromFile(saveFileDialog.FileName));
p.ShowDialog();
}
}
}
stopwatch.Reset();
}
}
private void encryptFile_Click(object sender, EventArgs e)
{
if (currentMode == Mode.Image && image != null)
{
loadFileDialog.FileName = "*.*";
DialogResult res = loadFileDialog.ShowDialog();
if (res == System.Windows.Forms.DialogResult.OK)
{
file = File.ReadAllBytes(loadFileDialog.FileName);
filename = loadFileDialog.SafeFileName;
OutputConsole.Write("Added File to buffer");
Bitmap encrypted;
stopwatch.Restart();
if (random.Checked)
{
encrypted = Steganography.InsertFileToImage(image, file, filename);
}
else
{
if (linear.Checked)
{
encrypted = Steganography.InsertFileToImageLinear(image, file, filename);
}
else
{
encrypted = Steganography.InsertFileToImage2(image, file, filename);
}
}
if (encrypted != null)
{
stopwatch.Stop();
OutputConsole.Write(string.Format("Process completed in {0} ms", stopwatch.ElapsedMilliseconds));
saveDialog.FileName = "*.*";
DialogResult res2 = saveDialog.ShowDialog();
if (res2 == System.Windows.Forms.DialogResult.OK)
{
encrypted.Save(saveDialog.FileName);
OutputConsole.Write("Image saved");
}
}
stopwatch.Reset();
}
}
if (currentMode == Mode.Audio && audio != null)
{
loadFileDialog.FileName = "*.*";
DialogResult res = loadFileDialog.ShowDialog();
if (res == System.Windows.Forms.DialogResult.OK)
{
byte[] file;
stopwatch.Restart();
if (random.Checked)
{
file = AudioSteganography.EncryptFile(audio, File.ReadAllBytes(loadFileDialog.FileName), loadFileDialog.SafeFileName);
}
else
{
if (linear.Checked)
{
file = AudioSteganography.EncryptFileLinear(audio, File.ReadAllBytes(loadFileDialog.FileName), loadFileDialog.SafeFileName);
}
else
{
file = AudioSteganography.EncryptFile2(audio, File.ReadAllBytes(loadFileDialog.FileName), loadFileDialog.SafeFileName);
}
}
if (file != null)
{
stopwatch.Stop();
OutputConsole.Write(string.Format("Process completed in {0} ms", stopwatch.ElapsedMilliseconds));
DialogResult res2 = saveWav.ShowDialog();
if (res2 == System.Windows.Forms.DialogResult.OK)
{
File.WriteAllBytes(saveWav.FileName, file);
OutputConsole.Write("Wav file saved");
}
}
stopwatch.Reset();
}
}
}