BlurEffect.MainPage.CreateResourcesAsync C# (CSharp) 메소드

        async Task CreateResourcesAsync(CanvasControl sender)
        {
            // give it a little bit delay to ensure the image is load, ideally you want to Image.ImageOpened event instead
            await Task.Delay(200);

            using (var stream = new InMemoryRandomAccessStream())
            {
                // get the stream from the background image
                var target = new RenderTargetBitmap();
                await target.RenderAsync(this.Image2);

                var pixelBuffer = await target.GetPixelsAsync();
                var pixels = pixelBuffer.ToArray();

                var encoder = await BitmapEncoder.CreateAsync(BitmapEncoder.BmpEncoderId, stream);
                encoder.SetPixelData(BitmapPixelFormat.Bgra8, BitmapAlphaMode.Straight, (uint)target.PixelWidth, (uint)target.PixelHeight, 96, 96, pixels);

                await encoder.FlushAsync();
                stream.Seek(0);

                // load the stream into our bitmap
                _bitmap = await CanvasBitmap.LoadAsync(sender, stream);
            }
        }