public static class Function1
    {
        /*  public static void Run(string background, string overlay, CloudBlockBlob outputBlob, TraceWriter log)    */

        [FunctionName("ConvertMe")]
        public async static Task RunASync([HttpTrigger(AuthorizationLevel.Function, "get", "post", Route = null)] HttpRequest req,
            [Blob("Test", FileAccess.ReadWrite)]CloudBlockBlob Image1,
            [Blob("Test", FileAccess.ReadWrite)]CloudBlockBlob Image2,
            CloudBlockBlob outputBlob,ILogger log)
        {

            log.LogInformation($"Function triggered with blob\n Background: {Image1.Name} \n Overlay: {Image2.Name}");

            ConvertMe Converter = new ConvertMe(System.Drawing.Color.Black);
            Bitmap _Main = new Bitmap(Image1.StorageUri.PrimaryUri.AbsolutePath);
            Bitmap Overlay = Converter.MakeTransparent(Image2.StorageUri.PrimaryUri.AbsolutePath);



            using (MemoryStream memory = new MemoryStream())
            {
                Converter.ComebineBitmap(_Main, Overlay).Save(memory, ImageFormat.Jpeg);
                memory.Position = 0;
                outputBlob.Properties.ContentType = "image/jpeg";
                 await  outputBlob.UploadFromStreamAsync(memory);
            }


        }

    }