//EMBED DATA BUTTON CLICK
private void btn_embedData_Click(object sender, EventArgs e)
{
bmp = (Bitmap)pictureBox_Preview.Image;
string text = txt_Plaintext.Text;
if (text.Equals(""))
{
MessageBox.Show("The text you want to embed cannot be empty!", "Error!");
return;
}
if (chk_enableEncryption.Checked)
{
if (txt_Password.Text.Length < 5)
{
MessageBox.Show("The password length cannot be lesser than 5 characters!", "Error!");
return;
}
else
{
text = Crypto.EncryptStringAES(text, txt_Password.Text);
}
}
bmp = SteganographyHelper.embedText(text, bmp);
MessageBox.Show("Your text was successsfully embedded within the image!", "Success!");
lbl_msgLable.Text = "";
lbl_msgLable.Text = "Data Embedded. Please save your image.";
lbl_msgLable.ForeColor = Color.OrangeRed;
}
//EXTRACT BUTTON CLICK
private void btn_extractData_Click(object sender, EventArgs e)
{
bmp = (Bitmap)pictureBox_Preview.Image;
string extractedText = SteganographyHelper.extractText(bmp);
if (chk_enableEncryption.Checked)
{
try
{
extractedText = Crypto.DecryptStringAES(extractedText, txt_Password.Text);
}
catch
{
MessageBox.Show("Password Invalid!", "Error!");
return;
}
}
txt_Plaintext.Text = extractedText;
}
