private void savefile(IntPtr pData, ref ToupCam.BITMAPINFOHEADER header)
{
Bitmap bmp = new Bitmap(header.biWidth, header.biHeight, PixelFormat.Format24bppRgb);
BitmapData bmpdata = bmp.LockBits(new Rectangle(0, 0, header.biWidth, header.biHeight), ImageLockMode.WriteOnly, bmp.PixelFormat);
ToupCam.CopyMemory(bmpdata.Scan0, pData, header.biSizeImage);
bmp.UnlockBits(bmpdata);
bmp.Save("toupcamdemowinformcs2.jpg");
}