private async Task <Tuple <string, Uri> > GetBestImage(IEnumerable <Uri> images)
{
if (images == null)
{
return(null);
}
Bitmap image = null;
Uri selected = null;
foreach (var img in images)
{
try
{
using (var resp = await img.GetWebRequest(15000, 15000).GetResponseAsync())
{
image = new Bitmap(resp.GetResponseStream());
selected = img;
break;
}
}
catch (Exception ex) { }
}
if (image == null)
{
return(null);
}
float scaleFactor = 0;
int width = 0;
int height = 0;
if (image != null)
{
scaleFactor = (image.Width > 200) ? ((float)200 / (float)image.Width) : 1;
width = (int)(image.Width * scaleFactor);
height = (int)(image.Height * scaleFactor);
}
return(new Tuple <string, Uri>(ImageManipulation.EncodeImage(image, width, height), selected));
}
private static string GetImageData(string imgSrc)
{
if (!string.IsNullOrEmpty(imgSrc))
{
try
{
var request = HttpWebRequest.Create(imgSrc);
request.Timeout = 5000;
using (var response = request.GetResponse())
{
var img = (Bitmap)Bitmap.FromStream(response.GetResponseStream());
return("data:image/jpg;base64," + ImageManipulation.EncodeImage(img));
}
}
catch { return(null); }
}
else
{
return(null);
}
}
private void EncodeImage(Bitmap bmp)
{
ImageBase64Encoded = ImageManipulation.EncodeImage(bmp, 16, 16);
}
