Image source extension xamarin

extension.cs

[ContentProperty(nameof(Source))]
    public class ImageResourceExtension : IMarkupExtension
    {
        public string Source { get; set; }

        public object ProvideValue(IServiceProvider serviceProvider)
        {
            if (Source == null)
            {
                return null;
            }

            // Do your translation lookup here, using whatever method you require
            var imageSource = ImageSource.FromResource(Source, typeof(ImageResourceExtension).GetTypeInfo().Assembly);

            return imageSource;
        }

        public static string ImageNameFromResource(string u)
        {
            var assembly = typeof(App).GetTypeInfo().Assembly;
            foreach (var res in assembly.GetManifestResourceNames())
            {
                //  System.Diagnostics.Debug.WriteLine("found resource: " + res);
                if (res.Contains(u))
                {
                    return res;
                }
            }
            return null;
        }
    }