private void radioButton3_CheckedChanged(object sender, EventArgs e)
{
if (radioButton3.Checked == true)
{
textBox1.Text = mask3;
pcxAfter = new ImgPcx(pcxGray);
pcxAfter.EdgeCrispening("mask3");
pictureBox2.Image = pcxAfter.pcxImg;
// 顯示SNR值 (到小數後2位)
textBox2.Text = pcxGray.GetSNR(pcxGray, pcxAfter).ToString("f2");
}
}
