Update app.py

app.py

@@ -32,7 +32,7 @@ def do_interpolation(frame1, frame2, interpolation):
     input_frames = [frame1, frame2]
     frames = list(
         util.interpolate_recursively_from_files(
-            input_frames, math.log2(interpolation), interpolator))
+            input_frames, int(math.log2(interpolation)), interpolator))
     
     #print(frames)
     mediapy.write_video(f"{frame1}_to_{frame2}_out.mp4", frames, fps=25)