/// <summary>
/// Create a bitmap from raw data in row/column format.
/// </summary>
/// <param name="Bytes"></param>
/// <param name="Width"></param>
/// <param name="Height"></param>
/// <returns></returns>
public static BitmapSource CreateBitmap(FingerPicture pic)
{
byte[] rgbBytes = new byte[pic.Image.Length * 3];
for (int i = 0; i <= pic.Image.Length - 1; i++)
{
rgbBytes[(i * 3)] = pic.Image[i];
rgbBytes[(i * 3) + 1] = pic.Image[i];
rgbBytes[(i * 3) + 2] = pic.Image[i];
}
PixelFormat pf = PixelFormats.Bgr24;
int rawStride = (pic.Width * pf.BitsPerPixel + 7) / 8;
BitmapSource bmp = BitmapSource.Create(pic.Width, pic.Height, 96, 96, pf, null, rgbBytes, rawStride);
return(bmp);
}
public static byte[] CreatePNGImage(FingerPicture pic)
{
var bmp = CreateBitmap(pic);
//PngBitmapEncoder encoder = new PngBitmapEncoder();
var encoder = new JpegBitmapEncoder();
MemoryStream memoryStream = new MemoryStream();
encoder.Frames.Add(BitmapFrame.Create(bmp));
encoder.Save(memoryStream);
memoryStream.Seek(0, SeekOrigin.Begin);
var res = memoryStream.ToArray();
memoryStream.Close();
return(res);
}
