clarify comment

This commit is contained in:
blakeblackshear 2019-02-20 07:11:49 -06:00
parent eded4d172f
commit a73760989c
2 changed files with 3 additions and 3 deletions

View File

@ -25,7 +25,7 @@ docker run --rm \
-v <path_to_labelmap.pbtext>:/label_map.pbtext:ro \
-p 5000:5000 \
-e RTSP_URL='<rtsp_url>' \
-e REGIONS='<box_size_1>,<x_offset_1>,<y_offset_1>,<min_object_size_1>:<box_size_2>,<x_offset_2>,<y_offset_2>,<min_object_size_2>' \
-e REGIONS='<box_size_1>,<x_offset_1>,<y_offset_1>,<min_object_size_1>,<mask_file_1>:<box_size_2>,<x_offset_2>,<y_offset_2>,<min_object_size_2>,<mask_file_2>' \
-e MQTT_HOST='your.mqtthost.com' \
-e MQTT_MOTION_TOPIC='cameras/1/motion' \
-e MQTT_OBJECT_TOPIC='cameras/1/objects' \

View File

@ -470,9 +470,9 @@ def detect_motion(shared_arr, shared_frame_time, frame_lock, frame_ready, motion
avg_delta = frameDelta.copy().astype("float")
# compute the average delta over the past few frames
# the alpha value can be modified to configure how sensitive the motion detection is
# the alpha value can be modified to configure how sensitive the motion detection is.
# higher values mean the current frame impacts the delta a lot, and a single raindrop may
# put it over the edge, too low and a fast moving person wont be detected as motion
# register as motion, too low and a fast moving person wont be detected as motion
# this also assumes that a person is in the same location across more than a single frame
cv2.accumulateWeighted(frameDelta, avg_delta, 0.2)