public static BitmapSource GetBitmapSource(int x, int y, int width, int height)
{
var bounds = ScreenHelper.GetPhysicalDisplaySize();
var screenWidth = bounds.Width;
var screenHeight = bounds.Height;
var scaleWidth = (screenWidth * 1.0) / SystemParameters.PrimaryScreenWidth;
var scaleHeight = (screenHeight * 1.0) / SystemParameters.PrimaryScreenHeight;
var w = (int)(width * scaleWidth);
var h = (int)(height * scaleHeight);
var l = (int)(x * scaleWidth);
var t = (int)(y * scaleHeight);
using (var bm = new Bitmap(w, h, PixelFormat.Format32bppArgb))
{
using (var g = Graphics.FromImage(bm))
{
g.CopyFromScreen(l, t, 0, 0, bm.Size);
return(Imaging.CreateBitmapSourceFromHBitmap(
bm.GetHbitmap(),
IntPtr.Zero,
Int32Rect.Empty,
BitmapSizeOptions.FromEmptyOptions()));
}
}
}
public static BitmapSource GetFullBitmapSource()
{
var bounds = ScreenHelper.GetPhysicalDisplaySize();
_Bitmap = new Bitmap(bounds.Width, bounds.Height, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
var bmpGraphics = Graphics.FromImage(_Bitmap);
bmpGraphics.CopyFromScreen(0, 0, 0, 0, _Bitmap.Size);
return(Imaging.CreateBitmapSourceFromHBitmap(
_Bitmap.GetHbitmap(),
IntPtr.Zero,
Int32Rect.Empty,
BitmapSizeOptions.FromEmptyOptions()));
}
