fixed bugs

services/camera/src/camera.py

@@ -115,7 +115,8 @@ def main():
                                     inject(carrier)
                                     img, frame = vid.read()
                                     if not img:
-                                        if motion:
+                                        if not motion:
+                                            frame_number -= 1
                                             vid = cv2.VideoCapture(no_animal_video)
                                             continue
                                         else: