BitmapSource To Bitmap Conversion

BitmapSourceToBitmap.cs

/// <summary>
/// Converts a bitmap source to a bitmap
/// Make sure to dispose the bitmap
/// </summary>
/// <param name="source"></param>
/// <returns></returns>
public static Bitmap BitmapSourceToBitmap(BitmapSource source)
{
    if (source == null)
        return null;

    var pixelFormat = PixelFormat.Format32bppArgb;  //Bgr32 default
    if (source.Format == PixelFormats.Bgr24)
        pixelFormat = PixelFormat.Format24bppRgb;
    else if(source.Format == PixelFormats.Pbgra32)
        pixelFormat = PixelFormat.Format32bppPArgb;
    else if(source.Format == PixelFormats.Prgba64)
        pixelFormat = PixelFormat.Format64bppPArgb;

    Bitmap bmp = new Bitmap(
        source.PixelWidth,
        source.PixelHeight,
        pixelFormat);

    BitmapData data = bmp.LockBits(
        new Rectangle(Point.Empty, bmp.Size),
        ImageLockMode.WriteOnly,
        pixelFormat);

    source.CopyPixels(
        Int32Rect.Empty,
        data.Scan0,
        data.Height * data.Stride,
        data.Stride);

    bmp.UnlockBits(data);

    return bmp;
}