private void button5_Click(object sender, EventArgs e)
{
ImageHandle1.DoBinaryzation(SrcBmp, DestBmp, Convert.ToInt16(textBox1.Text));
DestPicture.Image = DestBmp;
DrawHistGram(HistBmp, HistGram);
SrcHist.Invalidate();
}
private void 打开图像ToolStripMenuItem_Click(object sender, EventArgs e)
{
OpenFileDialog openFileDialog = new OpenFileDialog();
openFileDialog.RestoreDirectory = true; //假设用户在搜索文件的过程中更改了目录，那么，如果对话框会将当前目录还原为初始值，则值为 true；反之，值为 false。 默认值为 false。
if (openFileDialog.ShowDialog() == DialogResult.OK)
{
SrcBmp.Dispose();
Bitmap Temp = (Bitmap)Bitmap.FromFile(openFileDialog.FileName);
if (IsGrayBitmap(Temp) == true)
{
SrcBmp = Temp;
}
else
{
SrcBmp = ConvertToGrayBitmap(Temp);
Temp.Dispose(); //释放图像所占用的资源
}
SrcPicture.Image = SrcBmp;
DestBmp.Dispose();
DestBmp = CreateGrayBitmap(SrcBmp.Width, SrcBmp.Height);
ImageHandle1.GetHistGram(SrcBmp, HistGram);
DrawHistGram(HistBmp, HistGram);
SrcHist.Invalidate();
comboBox_ImageSize.Text = SrcBmp.Height.ToString() + 'x' + SrcBmp.Width.ToString();
richTextBox1.Text = openFileDialog.ToString();
}
}
private void button6_Click(object sender, EventArgs e)
{
ImageHandle1.DoBinaryzation(SrcBmp, DestBmp, Threshold.GetOSTUThreshold(HistGram));
DestPicture.Image = DestBmp;
textBox1.Text = Threshold.GetOSTUThreshold(HistGram).ToString();
DrawHistGram(HistBmp, HistGram);
SrcHist.Invalidate();
}
private void button3_Click(object sender, EventArgs e)
{
ImageHandle1.DoBinaryzation(SrcBmp, DestBmp, 110);
DestPicture.Image = DestBmp;
textBox1.Text = 110.ToString();
DrawHistGram(HistBmp, HistGram);
SrcHist.Invalidate();
}
void ReceiveImage()
{
int i = 0;
i = LastReceiveCount;
while (i < ReceiveDataCount - ImageHeight * ImageWidth - 10)
{
if (listRecvRecordData[i] == 0xFE && listRecvRecordData[i + 1] == 0xEF)
{
if (listRecvRecordData[i + 2 + ImageHeight * ImageWidth] == 0xEF && listRecvRecordData[i + 3 + ImageHeight * ImageWidth] == 0xFE)
{
i++;
i++;
ImageReceiveCount++;
TextBox_ReceiveCount.Text = ImageReceiveCount.ToString();
SrcBmp.Dispose();
SrcBmp = CreateGrayBitmap(ImageHeight, ImageWidth);
BitmapData SrcData = SrcBmp.LockBits(new Rectangle(0, 0, ImageHeight, ImageWidth), ImageLockMode.ReadWrite, SrcBmp.PixelFormat);
int SrcStride = SrcData.Stride;
byte * SrcP;
for (int Y = 0; Y < ImageWidth; Y++)
{
SrcP = (byte *)SrcData.Scan0 + Y * SrcStride; // 必须在某个地方开启unsafe功能，其实C#中的unsafe很safe，搞的好吓人。
for (int X = 0; X < ImageHeight; SrcP++, X++)
{
*SrcP = listRecvRecordData[i];
i++;
}
}
SrcBmp.UnlockBits(SrcData);
ImageHandle1.GetHistGram(SrcBmp, HistGram);
DrawHistGram(HistBmp, HistGram);
SrcHist.Invalidate();
SrcPicture.Image = SrcBmp;
if (radioButton1.Checked)
{
SaveImage("imaging", "AutoPicture");
}
i++;
i++;
LastReceiveCount = i;
}
}
i++;
}
}
void InitImage()
{
Bitmap Temp = (Bitmap)Bitmap.FromFile(System.IO.Directory.GetCurrentDirectory() + "\\Picture\\Image" + "0" + ".bmp");
if (IsGrayBitmap(Temp) == true)
{
SrcBmp = Temp;
}
else
{
SrcBmp = ConvertToGrayBitmap(Temp);
Temp.Dispose(); //释放图像所占用的资源
}
DestBmp = CreateGrayBitmap(SrcBmp.Width, SrcBmp.Height);
comboBox_ImageSize.Text = SrcBmp.Height.ToString() + 'x' + SrcBmp.Width.ToString();
SrcPicture.Image = SrcBmp;
HistBmp = CreateGrayBitmap(256, 100);
SmoothHistBmp = CreateGrayBitmap(256, 100);
SrcHist.Image = HistBmp;
ImageHandle1.GetHistGram(SrcBmp, HistGram);
DrawHistGram(HistBmp, HistGram);
SrcHist.Invalidate();
}