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reset motion counter when no contours exist

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This commit is contained in:
blakeblackshear 2019-02-17 08:00:35 -06:00
parent 7d4cfe43ad
commit d9d3937a0f
1 changed files with 6 additions and 0 deletions
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6
detect_objects.py
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@ -473,6 +473,11 @@ def detect_motion(shared_arr, shared_frame_time, ready_for_frame, shared_motion,
cv2.CHAIN_APPROX_SIMPLE)
cnts = imutils.grab_contours(cnts)
# if there are no contours, there is no motion
if len(cnts) < 1:
motion_frames = 0
continue
# loop over the contours
for c in cnts:
# if the contour is big enough, count it as motion
@ -489,6 +494,7 @@ def detect_motion(shared_arr, shared_frame_time, ready_for_frame, shared_motion,
last_motion = now
break
motion_frames = 0
if debug and motion_frames > 0:
cv2.imwrite("/lab/debug/motion-{}-{}-{}.jpg".format(region_x_offset, region_y_offset, datetime.datetime.now().timestamp()), thresh)