/// <summary>
/// Returns the mime-type of the specified image.
/// </summary>
/// <param name="image">The image to retrieve the mime-type for.</param>
/// <returns>The mime-type of the specified image.</returns>
/// <exception cref="ArgumentNullException">The image parameter is
/// null.</exception>
/// <exception cref="ArgumentException">The mime-type of the specified
/// image could not be determined.</exception>
string GetMimeType(Image image) {
image.ThrowIfNull("image");
foreach(var codec in ImageCodecInfo.GetImageEncoders()) {
if (codec.FormatID == image.RawFormat.Guid)
return codec.MimeType;
}
throw new ArgumentException("The mime-type could not be determined.");
}