public static string ConvertImage(ITwitterSystemImage inputImage)
{
string fullPath = inputImage.GetFullImagePath();
Image image = Image.FromFile(fullPath);
// The right format has to be obtained in order to correctly convert
// the image to a Base64 string, that can be sent via AJAX.
string[] fileSplit = inputImage.GetFullImagePath().Split('.');
string extension = fileSplit[fileSplit.Length - 1];
ImageFormat format = ImageFormat.Jpeg;
switch (extension.ToUpper())
{
case "PNG":
format = ImageFormat.Png;
break;
case "GIF":
format = ImageFormat.Gif;
break;
case "BMP":
format = ImageFormat.Bmp;
break;
}
using (MemoryStream ms = new MemoryStream())
{
// Convert Image to byte[]
image.Save(ms, format);
byte[] imageBytes = ms.ToArray();
// Convert byte[] to Base64 String
string base64String = Convert.ToBase64String(imageBytes);
ms.Close();
base64String = "data:image/" + extension + ";base64," + base64String;
return base64String;
}
}
public static ImageOutputModel FromImage(ITwitterSystemImage inputImage)
{
ImageOutputModel result = new ImageOutputModel()
{
Content = ConvertImage(inputImage)
};
return result;
}
