private async void CustomMediaTransportControls_InfoTap(object sender, EventArgs e)
        {
            var frameRate = await videoFile.Properties.RetrievePropertiesAsync(new string[] { "System.Video.FrameRate" });

            var width = await videoFile.Properties.RetrievePropertiesAsync(new string[] { "System.Video.FrameWidth" });

            var height = await videoFile.Properties.RetrievePropertiesAsync(new string[] { "System.Video.FrameHeight" });

            ContentDialog dialog = new VideoInfoDialog(frameRate, width, height);
            await dialog.ShowAsync();
        }
        private async void MenuFlyoutItem_Click_2(object sender, RoutedEventArgs e)
        {
            var frameRate = await recordedVideoFile.Properties.RetrievePropertiesAsync(new string[] { "System.Video.FrameRate" });

            var width = await recordedVideoFile.Properties.RetrievePropertiesAsync(new string[] { "System.Video.FrameWidth" });

            var height = await recordedVideoFile.Properties.RetrievePropertiesAsync(new string[] { "System.Video.FrameHeight" });

            ContentDialog dialog = new VideoInfoDialog(frameRate, width, height);
            await dialog.ShowAsync();
        }