add channel count and round count

situr/image/situ_image.py

@@ -39,6 +39,9 @@ class SituImage:
             self._load_image()
         return self.data
 
+    def get_channel_count(self):
+        return self.get_data().shape[0]
+
     def get_channel(self, channel):
         '''
         Loads and returns the specified channel for all focus_levels.

situr/image/situ_tile.py

@@ -18,6 +18,12 @@ class Tile:
             self.images.append(
                 SituImage(situ_image_list, nucleaus_channel=nucleaus_channel))
 
+    def get_round_count(self):
+        return len(self.images)
+
+    def get_channel_count(self):
+        return self.images.get_channel_count(self)
+
     def get_round(self, round_number):
         """This