diff --git a/script/device/Image.py b/script/device/Image.py
index 452bafb..974bbc9 100644
--- a/script/device/Image.py
+++ b/script/device/Image.py
@@ -22,7 +22,8 @@ class Image(DeviceBase, Readable):
         tmp_file = self.pixel.image_root_folder + "tmp/spec_image_info.dat"
         copyfile(filename, tmp_file)
 
-        ret = img_get_int(tmp_file, self.pixel.IMAGE_HEADER_LENGTH, self.pixel.PIX_XDIM, self.pixel.PIX_YDIM,self.pixel.PIX_COLOR_DEPTH, \
+        ret = img_get_int(tmp_file, threshold1, threshold2, threshold3, threshold4, \
+                          self.pixel.IMAGE_HEADER_LENGTH, self.pixel.PIX_XDIM, self.pixel.PIX_YDIM,self.pixel.PIX_COLOR_DEPTH, \
                           self.roi[0], self.roi[1], self.roi[2], self.roi[3], self.broi[0], self.broi[1], self.broi[2], self.broi[3])