public static string ResizeImage(string originImage, ImageResizeOptions options2)
{
string filename = string.Format("{0}_{1}x{2}{3}", new object[] { Path.GetFileNameWithoutExtension(originImage),
options2.Width, options2.Height, Path.GetExtension(originImage) });
string str = Path.Combine(Path.GetDirectoryName(originImage), filename);
ResizeImage(originImage, str, options2);
CompressImage(str);
File.Delete(originImage);
return(filename);
}
private static void ResizeImage(string originImage, string tatget, ImageResizeOptions opt)
{
try
{
lock (objectLock)
{
using (Image image = Image.FromFile(originImage))
{
if (!opt.cut)
{
if (opt.Width > image.Width)
{
opt.Width = image.Width;
opt.Height = image.Height;
}
else
{
opt.Height = (int)Math.Round(opt.Width * (Convert.ToDecimal(image.Height) / Convert.ToDecimal(image.Width)));
}
}
else
{
decimal num51 = Convert.ToDecimal(opt.Height) / opt.Width;
if (opt.Width > image.Width)
{
opt.Width = image.Width;
opt.Height = Convert.ToInt32(opt.Width * num51);
}
}
int x = 0;
int y = 0;
int width = 0;
int height = 0;
decimal num5 = opt.Width / Convert.ToDecimal(opt.Height);
decimal num6 = image.Width / Convert.ToDecimal(image.Height);
if (num6 > num5)
{
x = (int)Math.Round((decimal)((Convert.ToDecimal(image.Width) - (num5 * image.Height)) / 2M));
width = (int)Math.Round((decimal)(num5 * image.Height));
height = image.Height;
}
else if (num6 < num5)
{
y = (int)Math.Round((decimal)((Convert.ToDecimal(image.Height) - Convert.ToDecimal((decimal)(image.Width / num5))) / 2M));
width = image.Width;
height = (int)Math.Round((decimal)(image.Width / num5));
}
else if (num6 == num5)
{
width = image.Width;
height = image.Height;
}
if (image.Width < (x + width))
{
width = image.Width - x;
}
if (image.Height < (y + height))
{
height = image.Height - y;
}
RectangleF cloneRect = new RectangleF(x, y, width, height);
Rectangle rect = new Rectangle(x, y, width, height);
using (Bitmap bitmap = new Bitmap(image))
{
using (Bitmap bitmap2 = bitmap.Clone(cloneRect, bitmap.PixelFormat))
{
using (Bitmap bitmap3 = KiResizeImage(bitmap2, opt.Width, opt.Height))
{
int num7 = 0;
Label_01C0 :;
try
{
bitmap3.Save(tatget);
}
catch (Exception exception)
{
if ((num7 >= 10) || (exception.Message.IndexOf("GDI+ 中发生一般性错误。") <= -1))
{
throw;
}
num7++;
goto Label_01C0;
}
}
}
}
}
}
}
catch
{
}
}
