private void 傅里叶平均值ToolStripMenuItem_Click(object sender, EventArgs e)
{
checkPictureBox1();
if (!valid)
{
return;
}
Bitmap bit = new Bitmap(pictureBox1.Image);
bit = scale2SquareSize(bit);
pictureBox2.Refresh();
Bitmap graybit = GraphicClass.convertRGB2Gray(bit);
int width = graybit.Width;
int height = graybit.Height;
label5.Text = width.ToString() + " × " + height.ToString();
label6.Text = GraphicClass.aveValue(bit, GraphicClass.fft2d(bit, false)).ToString();
pictureBox2.Image = GraphicClass.complex2Gray(GraphicClass.fft2d(bit, true), width, height);
// 跳到对应信息显示区域
tabControl1.SelectedIndex = 1;
}
private void 高提升滤波ToolStripMenuItem_Click(object sender, EventArgs e)
{
checkPictureBox1();
if (!valid)
{
return;
}
//float tmp = (float)(1.0 / 9.0);
//float[] a = { tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp, tmp };
float tmp = (float)(1.0 / 16.0);
float[] a = { tmp, 2 * tmp, tmp, 2 * tmp, 4 * tmp, 2 * tmp, tmp, 2 * tmp, tmp };
Bitmap bit = new Bitmap(pictureBox1.Image);
Bitmap gmask = GraphicClass.subtractPicture(bit, GraphicClass.mask(a, bit));
PassValueForm form = new PassValueForm();
form.Owner = this;
form.Description = "输入参数";
DialogResult result = form.ShowDialog();
if (result == DialogResult.OK)
{
pictureBox2.Refresh();
double ar = Convert.ToDouble(form.Value);
pictureBox2.Image = GraphicClass.addPicture(bit, gmask, (int)ar);
}
}
private void 逆谐波均值滤波器ToolStripMenuItem_Click(object sender, EventArgs e)
{
checkPictureBox1();
if (!valid)
{
return;
}
PassValueForm form = new PassValueForm();
form.setTextBox2_unvisible();
form.Owner = this;
form.Description = "输入逆谐波参数Q";
DialogResult result = form.ShowDialog();
if (result == DialogResult.OK)
{
int parameter = Convert.ToInt32(form.Value);
Bitmap bit = new Bitmap(pictureBox1.Image);
pictureBox2.Refresh();
pictureBox2.Image = GraphicClass.AvgFilter(bit, 3, parameter);
pictureBox3.Image = GraphicClass.drawHistogram(new Bitmap(pictureBox1.Image));
pictureBox4.Image = GraphicClass.drawHistogram(new Bitmap(pictureBox2.Image));
}
}
private void 指数噪声ToolStripMenuItem_Click(object sender, EventArgs e)
{
checkPictureBox1();
if (!valid)
{
return;
}
Bitmap bit = new Bitmap(pictureBox1.Image);
PassValueForm form = new PassValueForm();
form.setTextBox2_unvisible();
form.Owner = this;
form.Description = "输入指数噪声参数（0.01~0.2之间最佳）";
DialogResult result = form.ShowDialog();
if (result == DialogResult.OK)
{
pictureBox2.Refresh();
double value1 = Convert.ToDouble(form.Value);
double value2 = Convert.ToDouble(form.Value1);
//noise generator
pictureBox2.Image = GraphicClass.noiseGenerator(bit, value1, value2, 3);
pictureBox3.Image = GraphicClass.drawHistogram(new Bitmap(pictureBox1.Image));
pictureBox4.Image = GraphicClass.drawHistogram(new Bitmap(pictureBox2.Image));
}
}
// if the combo box of the zoom-in-or-out is changed, these method will be called
private void comboBox2_SelectedIndexChanged(object sender, EventArgs e)
{
checkPictureBox1();
Bitmap bit = new Bitmap(pictureBox1.Image);
pictureBox2.Refresh();
pictureBox2.Image = GraphicClass.zoomPicture(Convert.ToInt32(comboBox2.Text), bit);
}
// if the combo box of the gray level is changed, these method will be called
private void comboBox1_SelectedIndexChanged(object sender, EventArgs e)
{
checkPictureBox1();
Bitmap bit = new Bitmap(pictureBox1.Image, pictureBox1.Image.Width, pictureBox1.Image.Height);
pictureBox2.Refresh();
pictureBox2.Image = GraphicClass.changeGrayLevel(Convert.ToInt32(comboBox1.Text), bit);
}
private void 锐化ToolStripMenuItem_Click(object sender, EventArgs e)
{
checkPictureBox1();
float[] a = { 0, -1, 0, -1, 5, -1, 0, -1, 0 };
Bitmap bit = new Bitmap(pictureBox1.Image);
pictureBox2.Refresh();
pictureBox2.Image = GraphicClass.mask(a, bit);
}
private void 平滑ToolStripMenuItem_Click(object sender, EventArgs e)
{
checkPictureBox1();
float tmp = (float)(1.0 / 16.0);
float[] a = { tmp, 2 * tmp, tmp, 2 * tmp, 4 * tmp, 2 * tmp, tmp, 2 * tmp, tmp };
Bitmap bit = new Bitmap(pictureBox1.Image);
pictureBox2.Refresh();
pictureBox2.Image = GraphicClass.mask(a, bit);
}
private void halftoningToolStripMenuItem1_Click(object sender, EventArgs e)
{
checkPictureBox1();
if (!valid)
{
return;
}
Bitmap bit = new Bitmap(pictureBox1.Image);
pictureBox2.Refresh();
pictureBox2.Image = GraphicClass.halftoning(GraphicClass.convertRGB2Gray(bit));
}
private void 蓝_CheckedChanged(object sender, EventArgs e)
{
checkPictureBox1();
if (!valid || pictureBox2.Image == null)
{
return;
}
Bitmap bit = new Bitmap(pictureBox1.Image);
pictureBox3.Image = GraphicClass.drawColorHistogram(bit, Color.Blue);
pictureBox4.Image = GraphicClass.drawColorHistogram((Bitmap)pictureBox2.Image, Color.Blue);
}
private void 高斯模糊ToolStripMenuItem_Click(object sender, EventArgs e)
{
checkPictureBox1();
if (!valid)
{
return;
}
Bitmap bit = new Bitmap(pictureBox1.Image);
pictureBox2.Refresh();
pictureBox2.Image = GraphicClass.gaussian(bit, 3.0);
}
private void 直方图ToolStripMenuItem_Click(object sender, EventArgs e)
{
checkPictureBox1();
if (!valid)
{
return;
}
Bitmap bit = new Bitmap(pictureBox1.Image);
pictureBox3.Image = GraphicClass.drawHistogram(bit);
pictureBox1.Refresh();
pictureBox1.Image = GraphicClass.convertRGB2Gray(bit);
}
private void 中点滤波器ToolStripMenuItem_Click(object sender, EventArgs e)
{
checkPictureBox1();
if (!valid)
{
return;
}
Bitmap bit = new Bitmap(pictureBox1.Image);
pictureBox2.Image = GraphicClass.greatValueFiltering(bit, 2);
pictureBox3.Image = GraphicClass.drawHistogram(new Bitmap(pictureBox1.Image));
pictureBox4.Image = GraphicClass.drawHistogram(new Bitmap(pictureBox2.Image));
}
private void 蓝ToolStripMenuItem_Click(object sender, EventArgs e)
{
checkPictureBox1();
if (!valid)
{
return;
}
Bitmap bit = new Bitmap(pictureBox1.Image);
pictureBox2.Refresh();
pictureBox2.Image = GraphicClass.getBlueChannel(bit);
}
private void 拉普拉斯八邻域ToolStripMenuItem_Click(object sender, EventArgs e)
{
checkPictureBox1();
if (!valid)
{
return;
}
float[] a = { -1, -1, -1, -1, 9, -1, -1, -1, -1 };
Bitmap bit = new Bitmap(pictureBox1.Image);
pictureBox2.Refresh();
pictureBox2.Image = GraphicClass.mask(a, bit);
}
private void 高斯低通滤波360ToolStripMenuItem_Click(object sender, EventArgs e)
{
checkPictureBox1();
if (!valid)
{
return;
}
Bitmap bit = new Bitmap(pictureBox1.Image);
bit = scale2SquareSize(bit);
pictureBox2.Refresh();
pictureBox2.Image = GraphicClass.ifft2d(GraphicClass.gaussianLowpassFilter(bit, 360.0), bit.Width, bit.Height, true);
}
private void 标定ToolStripMenuItem_Click(object sender, EventArgs e)
{
checkPictureBox1();
if (!valid)
{
return;
}
float[] a = { 1, 1, 1, 1, -8, 1, 1, 1, 1 };
Bitmap bit = new Bitmap(pictureBox1.Image);
pictureBox2.Refresh();
pictureBox2.Image = GraphicClass.maskWithScaling(a, bit);
}
private void 几何均值滤波器ToolStripMenuItem_Click(object sender, EventArgs e)
{
checkPictureBox1();
if (!valid)
{
return;
}
Bitmap bit = new Bitmap(pictureBox1.Image);
pictureBox2.Refresh();
pictureBox2.Image = GraphicClass.AvgFilter(bit, 1);
pictureBox3.Image = GraphicClass.drawHistogram(new Bitmap(pictureBox1.Image));
pictureBox4.Image = GraphicClass.drawHistogram(new Bitmap(pictureBox2.Image));
}
private void maskToolStripMenuItem_Click(object sender, EventArgs e)
{
checkPictureBox1();
if (!valid)
{
return;
}
float tmp = (float)(1.0 / 16.0);
float[] a = { tmp, 2 * tmp, tmp, 2 * tmp, 4 * tmp, 2 * tmp, tmp, 2 * tmp, tmp };
Bitmap bit = new Bitmap(pictureBox1.Image);
Bitmap gmask = GraphicClass.subtractPicture(bit, GraphicClass.mask(a, bit));
pictureBox2.Image = gmask;
}
private void 算术均值滤波器ToolStripMenuItem_Click(object sender, EventArgs e)
{
checkPictureBox1();
if (!valid)
{
return;
}
float temp = (float)(1.0 / 9.0);
float[] a = { temp, temp, temp, temp, temp, temp, temp, temp, temp };
Bitmap bit = new Bitmap(pictureBox1.Image);
pictureBox2.Refresh();
pictureBox2.Image = GraphicClass.AvgFilter(bit, 0);
pictureBox3.Image = GraphicClass.drawHistogram(new Bitmap(pictureBox1.Image));
pictureBox4.Image = GraphicClass.drawHistogram(new Bitmap(pictureBox2.Image));
}
private void 直方图均衡化ToolStripMenuItem_Click(object sender, EventArgs e)
{
checkPictureBox1();
if (!valid)
{
return;
}
Bitmap original = new Bitmap(pictureBox1.Image);
pictureBox3.Image = GraphicClass.drawHistogram(original);
Bitmap result = GraphicClass.histogramEqualization(original);
pictureBox1.Image = GraphicClass.convertRGB2Gray(original);
pictureBox2.Image = result;
pictureBox4.Image = GraphicClass.drawHistogram(result);
}
/* 利用双线性插值把图片缩放为2的幂次方
* 寻找最近的值来进行缩放，表已经在初始化时计算好了
*/
static public Bitmap scale2SquareSize(Bitmap bit)
{
// 找出长宽的大值，用于缩放
int tempM = 0;
// 存放目标分辨率大小
int size = 0;
int width = bit.Width;
int height = bit.Height;
if (width <= height)
{
tempM = height;
}
else
{
tempM = width;
}
for (int i = 0; i < 16; i++)
{
if (tempM == array4two[i])
{
size = array4two[i];
break;
}
if (tempM > array4two[i])
{
continue;
}
if (tempM - array4two[i - 1] > array4two[i] - tempM)
{
size = array4two[i];
break;
}
else
{
size = array4two[i - 1];
break;
}
}
return(GraphicClass.bilinearInterpolation(bit, size, size));
}
public static void LoadContent(SpriteBatch spriteBatch, ContentManager Content)
{
Credits.spriteBatch = spriteBatch;
CreditsTexture = new GraphicClass[Positions];
for (int i = 0; i < Positions; i++)
{
CreditsTexture[i] = new GraphicClass();
}
Vector2 centeredPositon = new Vector2(spriteBatch.GraphicsDevice.Viewport.Width / 2, spriteBatch.GraphicsDevice.Viewport.Height / 2);
float scale = ((float)spriteBatch.GraphicsDevice.Viewport.Width / GameGraphicClass.backGround.texture.Width) < ((float)spriteBatch.GraphicsDevice.Viewport.Height / GameGraphicClass.backGround.texture.Height) ? ((float)spriteBatch.GraphicsDevice.Viewport.Width / GameGraphicClass.backGround.texture.Width) : ((float)spriteBatch.GraphicsDevice.Viewport.Height / GameGraphicClass.backGround.texture.Height);
CreditsTexture[0].texture = Content.Load <Texture2D>("dys");
CreditsTexture[1].texture = Content.Load <Texture2D>("madz");
CreditsTexture[0].position = centeredPositon - new Vector2(0, (CreditsTexture[0].texture.Height / 2));
CreditsTexture[1].position = centeredPositon + new Vector2(0, (CreditsTexture[1].texture.Height / 2));
}
private void rGB平均均衡化ToolStripMenuItem_Click(object sender, EventArgs e)
{
checkPictureBox1();
if (!valid)
{
return;
}
Bitmap bit = new Bitmap(pictureBox1.Image);
pictureBox2.Refresh();
// 使用平均直方图进行均衡化
pictureBox2.Image = GraphicClass.ColorEqualization(bit, 1);
red_radio.Visible = false;
green_radio.Visible = false;
blue_radio.Visible = false;
pictureBox3.Image = GraphicClass.drawColorHistogram(bit, Color.Red, true);
pictureBox4.Image = GraphicClass.drawColorHistogram((Bitmap)pictureBox2.Image, Color.Red, true);
}
private void rGB分别均衡化ToolStripMenuItem_Click(object sender, EventArgs e)
{
checkPictureBox1();
if (!valid)
{
return;
}
Bitmap bit = new Bitmap(pictureBox1.Image);
pictureBox2.Refresh();
// 根据RGB的三个分量分别均衡化
pictureBox2.Image = GraphicClass.ColorEqualization(bit, 0);
// 画出三个分量均衡化前后的直方图
red_radio.Visible = true;
green_radio.Visible = true;
blue_radio.Visible = true;
red_radio.Checked = true;
pictureBox3.Image = GraphicClass.drawColorHistogram(bit, Color.Red);
pictureBox4.Image = GraphicClass.drawColorHistogram((Bitmap)pictureBox2.Image, Color.Red);
}
private void 图片平均ToolStripMenuItem_Click(object sender, EventArgs e)
{
OpenFileDialog openFileDialog = new OpenFileDialog();
openFileDialog.Filter = "JPEG Files (*.jpg)|*.jpg|BMP Files (*.bmp)|*.bmp|PNG Files (*.png)|*.png|All files (*.*)|*.*";
openFileDialog.RestoreDirectory = true;
openFileDialog.Multiselect = true;
openFileDialog.FilterIndex = 1;
if (openFileDialog.ShowDialog() == DialogResult.OK)
{
String[] paths = openFileDialog.FileNames;//获取所选文件路径
pictureBox1.Load(paths[0]);
pictureBox2.Image = pictureBox1.Image;
for (int i = 1; i < paths.Length; i++)
{
//Thread.Sleep(500);
Bitmap bit2 = new Bitmap(paths[i]);
pictureBox2.Image = bit2;
Bitmap bit1 = new Bitmap(pictureBox1.Image);
pictureBox1.Image = GraphicClass.AvgPicture(bit1, bit2, i);
}
}
}
private void kirsch算子ToolStripMenuItem_Click(object sender, EventArgs e)
{
if (pictureBox1.Image == null)
{
return;
}
Bitmap bit = new Bitmap(pictureBox1.Image);
Bitmap graybit = GraphicClass.convertRGB2Gray(bit);
PassValueForm form = new PassValueForm();
form.Owner = this;
form.Description = "输入阙值";
DialogResult result = form.ShowDialog();
if (result == DialogResult.OK)
{
pictureBox2.Refresh();
double value1 = Convert.ToDouble(form.Value);
pictureBox2.Image = GraphicClass.kirsch(graybit, value1);
}
}
private void 伪彩色图像处理ToolStripMenuItem_Click(object sender, EventArgs e)
{
checkPictureBox1();
if (!valid)
{
return;
}
//由用户输入参数
PassValueForm1 form = new PassValueForm1();
form.Owner = this;
DialogResult result = form.ShowDialog();
if (result == DialogResult.OK)
{
double boundary = Convert.ToDouble(form.Value); //获取分界值
int lowORhigh = Convert.ToInt32(form.Value1); //获取区间选项
Color specified = form.Value2; //获取高显颜色
Bitmap bit = new Bitmap(pictureBox1.Image);
pictureBox2.Refresh();
pictureBox2.Image = GraphicClass.PseudoColor(bit, boundary, specified, lowORhigh);
}
}
private void bilinerToolStripMenuItem_Click(object sender, EventArgs e)
{
checkPictureBox1();
if (!valid)
{
return;
}
Bitmap bit = new Bitmap(pictureBox1.Image);
PassValueForm form = new PassValueForm();
form.Owner = this;
form.Description = "输入要变化成的分辨率， 上面为宽，下面为长";
DialogResult result = form.ShowDialog();
if (result == DialogResult.OK)
{
pictureBox2.Refresh();
int width = Convert.ToInt32(form.Value);
int height = Convert.ToInt32(form.Value1);
pictureBox2.Image = GraphicClass.bilinearInterpolation(bit, width, height);
}
}
private void 生成测试图片ToolStripMenuItem_Click(object sender, EventArgs e)
{
pictureBox1.Refresh();
pictureBox1.Image = GraphicClass.generateTestPicture(1);
}
