| public static IsGray ( Gdk pixbuf, int max_difference ) : bool | ||
| pixbuf | Gdk | |
| max_difference | int | |
| 리턴 | bool | |
public void Linearize(string name)
{
GammaTable table = new GammaTable(new ushort [] { 0x0000, 0x0000, 0x0000, 0x0000 });
Profile link = new Profile(IccColorSpace.Rgb, new GammaTable [] { table, table, table });
string path = CreateFile(name, 32);
using (FilterRequest req = new FilterRequest(path)) {
ColorFilter filter = new ColorFilter();
filter.DeviceLink = link;
Assert.IsTrue(filter.Convert(req), "Filter failed to operate");
req.Preserve(req.Current);
Assert.IsTrue(System.IO.File.Exists(req.Current.LocalPath),
"Error: Did not create " + req.Current);
Assert.IsTrue(new FileInfo(req.Current.LocalPath).Length > 0,
"Error: " + req.Current + "is Zero length");
using (ImageFile img = ImageFile.Create(req.Current)) {
Pixbuf pixbuf = img.Load();
Assert.IsNotNull(pixbuf);
// We linearized to all black so this should pass the gray test
Assert.IsTrue(PixbufUtils.IsGray(pixbuf, 1), "failed to linearize" + req.Current);
}
}
}
