Minor cleanup.

Author: rigolepe

posenet/posenet.py

@@ -44,6 +44,3 @@ def print_scores(self, image_name, pose_scores, keypoint_scores, keypoint_coords
             print('Pose #%d, score = %f' % (pi, pose_scores[pi]))
             for ki, (s, c) in enumerate(zip(keypoint_scores[pi, :], keypoint_coords[pi, :, :])):
                 print('Keypoint %s, score = %f, coord = %s' % (posenet.PART_NAMES[ki], s, c))
-
-    def close(self):
-        self.model.close()

posenet/resnet.py

@@ -16,6 +16,7 @@ def preprocess_input(self, image):
         input_img = cv2.resize(image, (target_width, target_height), interpolation=cv2.INTER_LINEAR)
         input_img = cv2.cvtColor(input_img, cv2.COLOR_BGR2RGB).astype(np.float32)  # to RGB colors
 
+        # See: https://github.com/tensorflow/tfjs-models/blob/master/body-pix/src/resnet.ts
         input_img = input_img + self.image_net_mean
         input_img = input_img.reshape(1, target_height, target_width, 3)  # NHWC
         return input_img, scale