public static ImageInfo GetImageInformation(string fileName)
{
ImageInfo result = new ImageInfo();
result.Width = 0;
result.Height = 0;
result.FormattedDimensions = "unknown";
result.FormattedSize = "unknown";
result.SizeInBytes = 0;
string fullName = string.Empty;
if (fileName != null) {
fullName = Path.Combine(HttpContext.Current.Request.PhysicalApplicationPath, fileName.Replace("/", "\\"));
}
if (File.Exists(fullName) == true) {
FileInfo f = new FileInfo(Path.Combine(HttpContext.Current.Request.PhysicalApplicationPath, fileName));
if (f != null) {
result.SizeInBytes = f.Length;
if (result.SizeInBytes < 1024) {
result.FormattedSize = result.SizeInBytes + " bytes";
}
else {
if (result.SizeInBytes < 1048576) {
result.FormattedSize = Math.Round(result.SizeInBytes / 1024, 1) + " KB";
}
else {
result.FormattedSize = Math.Round(result.SizeInBytes / 1048576, 1) + " MB";
}
}
}
f = null;
if (File.Exists(fullName) == true) {
System.Drawing.Image WorkingImage;
WorkingImage = System.Drawing.Image.FromFile(fullName);
if (WorkingImage != null) {
result.Width = WorkingImage.Width;
result.Height = WorkingImage.Height;
result.FormattedDimensions = result.Width.ToString(System.Globalization.CultureInfo.InvariantCulture) + " x " + result.Height.ToString(System.Globalization.CultureInfo.InvariantCulture);
}
WorkingImage.Dispose();
WorkingImage = null;
}
}
return result;
}
public static ImageInfo GetProportionalImageDimensionsForImage(ImageInfo oldInfo, int maxWidth, int maxHeight)
{
ImageInfo result = new ImageInfo();
if (oldInfo != null) {
System.Drawing.Size s = MerchantTribe.Web.Images.GetNewDimensions(maxWidth, maxHeight, oldInfo.Width, oldInfo.Height);
result.Height = s.Height;
result.Width = s.Width;
}
return result;
}
