private void GetBitmap()
{
Bitmap bm = _host.ExportToBitmap(PixelFormat.Format24bppRgb);
_bmps.Add(bm);
_index++;
}
private void button4_Click(object sender, EventArgs e)
{
using (SaveFileDialog dlg = new SaveFileDialog())
{
dlg.Filter = "所有图像(*.bmp,*.jpg,*.jpeg,*.png,*.tiff,*.tif)|*.bmp;*.jpg;*.jpeg;*.tif;*.tiff;*.png";
if (dlg.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
ImageFormat imgFormat = ImageFormat.Bmp;
string extName = Path.GetExtension(dlg.FileName.ToUpper());
switch (extName)
{
case ".BMP":
imgFormat = ImageFormat.Bmp;
break;
case ".JPEG":
case ".JPG":
imgFormat = ImageFormat.Jpeg;
break;
case ".TIF":
case ".TIFF":
imgFormat = ImageFormat.Tiff;
break;
case ".PNG":
imgFormat = ImageFormat.Png;
break;
}
using (Bitmap bmp = _host.ExportToBitmap(PixelFormat.Format32bppArgb))
{
bmp.Save(dlg.FileName, imgFormat);
}
}
}
}