Convert TIFF to RGB24 (BitmapFrame to pixels byte array)

using System;
using System.IO;
using System.Windows.Media;
using System.Windows.Media.Imaging;

namespace ConsoleApp1
{
    class Program
    {
        static void Main(string[] args)
        {
            TiffBitmapDecoder tiffBitmapDecoder = new TiffBitmapDecoder(new Uri(@"D:\sunset.tif"), BitmapCreateOptions.None, BitmapCacheOption.Default);
            BitmapFrame bitmapFrame = tiffBitmapDecoder.Frames[0];

            FormatConvertedBitmap formatConvertedBitmap = new FormatConvertedBitmap();
            formatConvertedBitmap.BeginInit();
            formatConvertedBitmap.Source = bitmapFrame;
            formatConvertedBitmap.DestinationFormat = PixelFormats.Rgb24;
            formatConvertedBitmap.EndInit();

            int stride = ((formatConvertedBitmap.PixelWidth * formatConvertedBitmap.Format.BitsPerPixel + 31) >> 5) << 2;
            byte[] pixels = new byte[formatConvertedBitmap.PixelHeight * stride];
            formatConvertedBitmap.CopyPixels(pixels, stride, 0);

            File.WriteAllBytes(@"D:\sunset_rgb24.raw", pixels);
        }
    }
}