<s> __author__ = '<STR_LIT>' <EOL> import datetime <EOL> import imutils <EOL> import time <EOL> import cv2 <EOL> import numpy <EOL> import os <EOL> import multiprocessing <EOL> from cerebrum . vision . utilities import VisionMemoryUtil <EOL> import random <EOL> import Tkinter <EOL> STABILIZATION_DETECTION = <NUM_LIT:5> <EOL> NON_STATIONARY_PERCENTAGE = <NUM_LIT> <EOL> NON_ZERO_PERCENTAGE = <NUM_LIT:0> <EOL> TARGET_HEIGHT = <NUM_LIT> <EOL> MIN_AREA = <NUM_LIT> <EOL> root = Tkinter . Tk ( ) <EOL> SCREEN_WIDTH = root . winfo_screenwidth ( ) <EOL> SCREEN_HEIGHT = root . winfo_screenheight ( ) <EOL> class VisionPerception ( ) : <EOL> @ staticmethod <EOL> def start ( video_input , vision_perception_stimulated ) : <EOL> if video_input == "<STR_LIT:0>" : <EOL> camera = cv2 . VideoCapture ( <NUM_LIT:0> ) <EOL> time . sleep ( <NUM_LIT> ) <EOL> else : <EOL> time . sleep ( <NUM_LIT> ) <EOL> camera = cv2 . VideoCapture ( video_input ) <EOL> referenceFrame = None <EOL> starting_time = None <EOL> memory_data_thresh = [ ] <EOL> memory_data_frameDeltaColored = [ ] <EOL> ( grabbed , first_frame ) = camera . read ( ) <EOL> height , width = first_frame . shape [ : <NUM_LIT:2> ] <EOL> if float ( width ) / float ( height ) != float ( <NUM_LIT:16> ) / float ( <NUM_LIT:9> ) : <EOL> if video_input == "<STR_LIT:0>" : <EOL> pass <EOL> else : <EOL> raise ValueError ( '<STR_LIT>' ) <EOL> frame_counter = <NUM_LIT:1> <EOL> motion_detected = <NUM_LIT:0> <EOL> delta_value_stack = [ ] <EOL> non_stationary_camera = <NUM_LIT:0> <EOL> motion_counter = <NUM_LIT:0> <EOL> nonzero_toolow = <NUM_LIT:0> <EOL> beginning_of_stream = datetime . datetime . now ( ) <EOL> while True : <EOL> ( grabbed , frame ) = camera . read ( ) <EOL> if not grabbed : <EOL> break <EOL> frame_counter += <NUM_LIT:1> <EOL> if video_input == "<STR_LIT:0>" : <EOL> pass <EOL> else : <EOL> time_delta = datetime . datetime . now ( ) - beginning_of_stream <EOL> current_time_of_realworld = time_delta . seconds + time_delta . microseconds / float ( <NUM_LIT> ) <EOL> current_time_of_stream = frame_counter / camera . get ( cv2 . cv . CV_CAP_PROP_FPS ) <EOL> diff_of_time = current_time_of_stream - current_time_of_realworld <EOL> if abs ( diff_of_time ) > ( <NUM_LIT:1> / camera . get ( cv2 . cv . CV_CAP_PROP_FPS ) ) : <EOL> if diff_of_time > <NUM_LIT:0> : <EOL> time . sleep ( <NUM_LIT:1> / camera . get ( cv2 . cv . CV_CAP_PROP_FPS ) ) <EOL> else : <EOL> ( grabbed , frame ) = camera . read ( ) <EOL> if not grabbed : <EOL> break <EOL> frame_counter += <NUM_LIT:1> <EOL> continue <EOL> delta_value = <NUM_LIT:0> <EOL> frame = imutils . resize ( frame , height = TARGET_HEIGHT ) <EOL> height , width = frame . shape [ : <NUM_LIT:2> ] <EOL> gray = cv2 . cvtColor ( frame , cv2 . COLOR_BGR2GRAY ) <EOL> gray = cv2 . bilateralFilter ( gray , <NUM_LIT:9> , <NUM_LIT> , <NUM_LIT> ) <EOL> if referenceFrame is None : <EOL> referenceFrame = gray <EOL> continue <EOL> frameDelta = cv2 . absdiff ( referenceFrame , gray ) <EOL> thresh = cv2 . threshold ( frameDelta , <NUM_LIT:12> , <NUM_LIT:255> , cv2 . THRESH_BINARY ) [ <NUM_LIT:1> ] <EOL> thresh = cv2 . dilate ( thresh , None , iterations = <NUM_LIT:1> ) <EOL> frameDeltaColored = cv2 . bitwise_and ( frame , frame , mask = thresh ) <EOL> ( cnts , _ ) = cv2 . findContours ( thresh . copy ( ) , cv2 . RETR_EXTERNAL , <EOL> cv2 . CHAIN_APPROX_SIMPLE ) <EOL> contour_area_stack = [ ] <EOL> if cnts : <EOL> for c in cnts : <EOL> contour_area_stack . append ( cv2 . contourArea ( c ) ) <EOL> if cv2 . contourArea ( c ) > MIN_AREA : <EOL> ( x , y , w , h ) = cv2 . boundingRect ( c ) <EOL> cv2 . rectangle ( frame , ( x , y ) , ( x + w , y + h ) , ( <NUM_LIT:0> , <NUM_LIT:255> , <NUM_LIT:0> ) , <NUM_LIT:2> ) <EOL> delta_value = max ( contour_area_stack ) <EOL> if delta_value > MIN_AREA : <EOL> motion_detected = <NUM_LIT:1> <EOL> if delta_value > ( height * width * float ( NON_STATIONARY_PERCENTAGE ) / float ( <NUM_LIT:100> ) ) : <EOL> non_stationary_camera = <NUM_LIT:1> <EOL> status_text = "<STR_LIT>" <EOL> frameDeltaColored = numpy . zeros_like ( frame ) <EOL> else : <EOL> non_stationary_camera = <NUM_LIT:0> <EOL> if cv2 . countNonZero ( thresh ) < ( height * width * float ( NON_ZERO_PERCENTAGE ) / float ( <NUM_LIT:100> ) ) : <EOL> nonzero_toolow = <NUM_LIT:1> <EOL> status_text = "<STR_LIT>" <EOL> frameDeltaColored = numpy . zeros_like ( frame ) <EOL> else : <EOL> nonzero_toolow = <NUM_LIT:0> <EOL> if motion_detected : <EOL> if starting_time is None : <EOL> starting_time = datetime . datetime . now ( ) <EOL> vision_perception_stimulated . value = <NUM_LIT:1> <EOL> if random . randint ( <NUM_LIT:0> , <NUM_LIT:2> ) == <NUM_LIT:1> : <EOL> memory_data_thresh . append ( thresh . tostring ( ) ) <EOL> memory_data_frameDeltaColored . append ( frameDeltaColored . tostring ( ) ) <EOL> if not non_stationary_camera : <EOL> status_text = "<STR_LIT>" <EOL> delta_value_stack . append ( delta_value ) <EOL> if len ( delta_value_stack ) >= STABILIZATION_DETECTION : <EOL> delta_value_stack . pop ( <NUM_LIT:0> ) <EOL> if min ( delta_value_stack ) > ( numpy . mean ( delta_value_stack ) - MIN_AREA / <NUM_LIT:2> ) and max ( delta_value_stack ) < ( numpy . mean ( delta_value_stack ) + MIN_AREA / <NUM_LIT:2> ) : <EOL> ending_time = datetime . datetime . now ( ) <EOL> vision_perception_stimulated . value = <NUM_LIT:0> <EOL> if memory_data_thresh and memory_data_frameDeltaColored : <EOL> process4 = multiprocessing . Process ( target = VisionMemoryUtil . add_memory , args = ( memory_data_thresh , memory_data_frameDeltaColored , starting_time , ending_time ) ) <EOL> process4 . start ( ) <EOL> memory_data_thresh = [ ] <EOL> memory_data_frameDeltaColored = [ ] <EOL> starting_time = None <EOL> motion_detected = <NUM_LIT:0> <EOL> delta_value_stack = [ ] <EOL> referenceFrame = None <EOL> if not non_stationary_camera and not nonzero_toolow : <EOL> motion_counter += <NUM_LIT:1> <EOL> else : <EOL> if not non_stationary_camera and not nonzero_toolow : <EOL> status_text = "<STR_LIT>" <EOL> frameDeltaColored = numpy . zeros_like ( frame ) <EOL> cv2 . putText ( frame , "<STR_LIT>" . format ( delta_value ) , ( <NUM_LIT:10> , <NUM_LIT:20> ) , cv2 . FONT_HERSHEY_SIMPLEX , <NUM_LIT:0.5> , ( <NUM_LIT:0> , <NUM_LIT:0> , <NUM_LIT:0> ) , <NUM_LIT:1> ) <EOL> cv2 . putText ( frame , "<STR_LIT>" . format ( MIN_AREA ) , ( <NUM_LIT:10> , <NUM_LIT> ) , cv2 . FONT_HERSHEY_SIMPLEX , <NUM_LIT:0.5> , ( <NUM_LIT:0> , <NUM_LIT:0> , <NUM_LIT:0> ) , <NUM_LIT:1> ) <EOL> cv2 . putText ( frame , "<STR_LIT>" . format ( frame_counter ) , ( <NUM_LIT:10> , <NUM_LIT> ) , cv2 . FONT_HERSHEY_SIMPLEX , <NUM_LIT:0.5> , ( <NUM_LIT:0> , <NUM_LIT:0> , <NUM_LIT:0> ) , <NUM_LIT:1> ) <EOL> cv2 . putText ( frame , "<STR_LIT>" . format ( status_text ) , ( <NUM_LIT:10> , <NUM_LIT> ) , cv2 . FONT_HERSHEY_SIMPLEX , <NUM_LIT:0.5> , ( <NUM_LIT:0> , <NUM_LIT:0> , <NUM_LIT:0> ) , <NUM_LIT:2> ) <EOL> cv2 . putText ( frame , datetime . datetime . now ( ) . strftime ( "<STR_LIT>" ) , ( <NUM_LIT:10> , frame . shape [ <NUM_LIT:0> ] - <NUM_LIT:10> ) , cv2 . FONT_HERSHEY_SIMPLEX , <NUM_LIT:0.5> , ( <NUM_LIT:0> , <NUM_LIT:0> , <NUM_LIT:0> ) , <NUM_LIT:1> ) <EOL> cv2 . imshow ( "<STR_LIT>" , frame ) <EOL> cv2 . moveWindow ( "<STR_LIT>" , <NUM_LIT:50> * SCREEN_WIDTH / <NUM_LIT> , <NUM_LIT:100> * SCREEN_HEIGHT / <NUM_LIT> ) <EOL> cv2 . imshow ( "<STR_LIT>" , thresh ) <EOL> cv2 . moveWindow ( "<STR_LIT>" , <NUM_LIT:50> * SCREEN_WIDTH / <NUM_LIT> , <NUM_LIT> * SCREEN_HEIGHT / <NUM_LIT> ) <EOL> cv2 . imshow ( "<STR_LIT>" , frameDelta ) <EOL> cv2 . moveWindow ( "<STR_LIT>" , <NUM_LIT> * SCREEN_WIDTH / <NUM_LIT> , <NUM_LIT> * SCREEN_HEIGHT / <NUM_LIT> ) <EOL> cv2 . imshow ( "<STR_LIT>" , frameDeltaColored ) <EOL> cv2 . moveWindow ( "<STR_LIT>" , <NUM_LIT> * SCREEN_WIDTH / <NUM_LIT> , <NUM_LIT:100> * SCREEN_HEIGHT / <NUM_LIT> ) <EOL> key = cv2 . waitKey ( <NUM_LIT:1> ) & <NUM_LIT> <EOL> if key == ord ( "<STR_LIT:q>" ) or key == ord ( "<STR_LIT>" ) : <EOL> os . system ( "<STR_LIT>" ) <EOL> break <EOL> cv2 . destroyAllWindows ( ) <EOL> camera . release ( ) </s>
