def test_something(self):
     fp = open('/home/zhenghuabin/images/37d12f2eb9389b5054c9b3608635e5dde7116ec9.jpg', 'r')
     im = Image.open(fp)
     print im.format
     outf = StringIO()
     im.save(outf, "JPEG")
     data = outf.getvalue()
     print(len(data))
     clip = TClip(width = 50, height = 50)
     (ret, rc) = clip.process_buffer(data)
     if ret is None:
         print rc 
     else:
         print("type: %d" % rc)
         out2 = open('/home/zhenghuabin/tt.jpeg', 'w')
         out2.write(ret)
     self.assertEqual(True, True)