Update utils.py

utils.py

@@ -12,7 +12,8 @@ IMAGENET_STD = np.array([0.225, 0.225, 0.225])
 
 def format_frames(frame, output_size):
     frame = tf.image.convert_image_dtype(frame, tf.uint8)
-    frame = tf.image.resize(frame, size=output_size)
+    # frame = tf.image.resize(frame, size=output_size)
+    frame = tf.image.resize_with_pad(frame, target_height=input_size, target_width=input_size)
     frame = frame / 255.
     frame = frame - IMAGENET_MEAN
     frame = frame / IMAGENET_STD