private void 相关性系数ToolStripMenuItem_Click(object sender, EventArgs e)
{
if (curBitmap != null)
{
TEST test = new TEST();
int[,] R = comm.getPixel(0, pictureBox1, N);
int[,] G = comm.getPixel(1, pictureBox1, N);
int[,] B = comm.getPixel(2, pictureBox1, N);
double[,] corr = test.getCorr(R, G, B, N, 3000); //计算相关性
label2.Text = "相关性的计算";
comm.showCorr(pictureBox2, corr); //显示相关性
recover();
}
}
private void 一致平均改变强度UACIToolStripMenuItem_Click(object sender, EventArgs e)
{
if (curBitmap != null)
{
int[,] Ph2 = comm.getPixel(0, pictureBox1, N);
MessageBox.Show("本测试结果由两次加密所生成，为保证结果正确，请之后输入两次相同的分解层数，谢谢！");
TEST test = new TEST();
int[][,] C = encForDiff(Ph2, N);
double uaci = test.getUACI(C[0], C[1], N);
MessageBox.Show("Hill矩阵与Haar域置乱综合加密系统: UACI = " + uaci + "%\n");
recover();
}
else
{
MessageBox.Show("请打开一幅256X256图像!");
}
}
private void 直方图ToolStripMenuItem_Click(object sender, EventArgs e)
{
if (curBitmap != null)
{
int[,] P = comm.getPixel(0, pictureBox1, N);
TEST test = new TEST();
//直方图
int[] hist = test.getHist(P, iw, ih);//取直方图数值
comm.drawHist("左图的直方图", hist, pictureBox2, label2);
//计算直方图方差
float msd = test.getMSD(hist, iw);
Graphics g = pictureBox2.CreateGraphics();
Font font = new Font("", 12, FontStyle.Bold);//缺省字体、12号、Bold字型
g.DrawString("方差: \n S = " + msd, font,
new SolidBrush(Color.Blue), 10, 200);
recover();
}
}