# -*- coding: utf-8 -*-
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import datetime
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import time
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import cv2
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from cv2 import waitKey
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import uuid
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# -*- coding: utf-8 -*-
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import datetime
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import cv2
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from cv2 import waitKey
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import getopt
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import sys
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import numpy as np
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def task_init_load_digits():
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# 加载数字模板
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path = './templates' # 这个地方就是获取当前运行目录 获取函数在主函数里面
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# 和模板的数字进行匹配
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digits.append([cv2.imread(path + "/@-0.jpg", cv2.IMREAD_GRAYSCALE), '@'])
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digits.append([cv2.imread(path + "/@-1.jpg", cv2.IMREAD_GRAYSCALE), '@'])
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digits.append([cv2.imread(path + "/@-2.jpg", cv2.IMREAD_GRAYSCALE), '@'])
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digits.append([cv2.imread(path + "/0-0.jpg", cv2.IMREAD_GRAYSCALE), 0])
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digits.append([cv2.imread(path + "/0-1.jpg", cv2.IMREAD_GRAYSCALE), 0])
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digits.append([cv2.imread(path + "/1-0.jpg", cv2.IMREAD_GRAYSCALE), 1])
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digits.append([cv2.imread(path + "/1-1.jpg", cv2.IMREAD_GRAYSCALE), 1])
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digits.append([cv2.imread(path + "/2-0.jpg", cv2.IMREAD_GRAYSCALE), 2])
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digits.append([cv2.imread(path + "/2-1.jpg", cv2.IMREAD_GRAYSCALE), 2])
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digits.append([cv2.imread(path + "/3-0.jpg", cv2.IMREAD_GRAYSCALE), 3])
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digits.append([cv2.imread(path + "/4-0.jpg", cv2.IMREAD_GRAYSCALE), 4])
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digits.append([cv2.imread(path + "/5-0.jpg", cv2.IMREAD_GRAYSCALE), 5])
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digits.append([cv2.imread(path + "/5-1.jpg", cv2.IMREAD_GRAYSCALE), 5])
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digits.append([cv2.imread(path + "/5-2.jpg", cv2.IMREAD_GRAYSCALE), 5])
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digits.append([cv2.imread(path + "/6-0.jpg", cv2.IMREAD_GRAYSCALE), 6])
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digits.append([cv2.imread(path + "/7-0.jpg", cv2.IMREAD_GRAYSCALE), 7])
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digits.append([cv2.imread(path + "/8-0.jpg", cv2.IMREAD_GRAYSCALE), 8])
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digits.append([cv2.imread(path + "/8-1.jpg", cv2.IMREAD_GRAYSCALE), 8])
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digits.append([cv2.imread(path + "/8-2.jpg", cv2.IMREAD_GRAYSCALE), 8])
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digits.append([cv2.imread(path + "/8-3.jpg", cv2.IMREAD_GRAYSCALE), 8])
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digits.append([cv2.imread(path + "/8-4.jpg", cv2.IMREAD_GRAYSCALE), 8])
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digits.append([cv2.imread(path + "/9-0.jpg", cv2.IMREAD_GRAYSCALE), 9])
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digits.append([cv2.imread(path + "/9-1.jpg", cv2.IMREAD_GRAYSCALE), 9])
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digits.append([cv2.imread(path + "/9-2.jpg", cv2.IMREAD_GRAYSCALE), 9])
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digits.append([cv2.imread(path + "/9-3.jpg", cv2.IMREAD_GRAYSCALE), 9])
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digits.append([cv2.imread(path + "/9-4.jpg", cv2.IMREAD_GRAYSCALE), 9])
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digits = []
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fail_count = 0
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def get_most_simmilar_digit(target_img):
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source = []
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#img_gray = cv2.cvtColor(target_img, cv2.COLOR_BGR2GRAY)
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#ret, binary = cv2.threshold(img_gray,0,255,cv2.THRESH_BINARY | cv2.THRESH_OTSU)
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# 循环对比模板的图片
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if len(digits) < 5:
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task_init_load_digits()
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for digitROI in digits:
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res = cv2.matchTemplate(target_img, digitROI[0], cv2.TM_CCOEFF_NORMED)
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max_val = cv2.minMaxLoc(res)[1]
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source.append(max_val)
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# print(max(source))
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if max(source) > 0.5:
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return digits[source.index(max(source))][1]
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else:
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return "@"
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def get_digit(frame):
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image = frame[177:233,250:370] #frame[176:234,280:426]
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# cv2.imshow('src',image)
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gray = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)
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thresh = cv2.threshold(gray, 0, 255,
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cv2.THRESH_BINARY_INV | cv2.THRESH_OTSU)[1]
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kernel = cv2.getStructuringElement(cv2.MORPH_ELLIPSE, (6, 6))
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counter = cv2.morphologyEx(thresh.copy(), cv2.MORPH_OPEN, kernel)
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image_h = image.shape[0]
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contours, hierarchy = cv2.findContours(
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counter, cv2.RETR_CCOMP, cv2.CHAIN_APPROX_SIMPLE)
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return_numbers = []
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for c in contours:
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x, y, w, h = cv2.boundingRect(c)
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print((x, y, w, h))
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if image_h*0.98 > h > image_h * 0.3:
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#print((x, y, w, h))
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#cv2.rectangle(image, (x, y), (x+w, y+h), (0, 255, 0), 2)
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one_number = get_most_simmilar_digit(cv2.threshold(cv2.resize(
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gray[y:y+h, x:x+w], (20, 30)), 0, 255, cv2.THRESH_BINARY_INV | cv2.THRESH_OTSU)[1])
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if one_number != '@':
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return_numbers.append([x, one_number])
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else:
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return return_numbers, False
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cv2.rectangle(image, (x, y), (x+w, y+h), (0, 255, 0), 2)
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cv2.imshow('frame', image)
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return_numbers = np.array(sorted(return_numbers))
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return return_numbers[:, -1], True
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# 程序入口
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def check_one_frame(frame):
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return_numbers, staus_check = get_digit(frame)
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print(return_numbers)
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digit = 0
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global fail_count
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if staus_check:
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if len(return_numbers) == 3:
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digit = return_numbers[0] + \
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return_numbers[1]*0.1+return_numbers[2]*0.01
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elif len(return_numbers) == 4:
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digit = return_numbers[0]*10+return_numbers[1] + \
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return_numbers[2]*0.1+return_numbers[3]*0.1
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else:
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# do got another image
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print('fails')
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fail_count += 1
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cv2.rectangle(frame, (250, 177), (370, 233), (0, 255, 0), 2)
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cv2.imwrite('./fails/count_fail_'+str(uuid.uuid1())+'.jpg',frame)
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else:
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print('fails')
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fail_count +=1
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cv2.rectangle(frame, (250, 177), (370, 233), (0, 255, 0), 2)
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cv2.imwrite('./fails/status_fail_'+str(uuid.uuid1())+'.jpg',frame)
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print(round(digit,2))
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cv2.putText(frame, str(round(digit,2)), (280, 170),
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cv2.FONT_HERSHEY_COMPLEX, 1.0, (100, 200, 200), 5)
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cv2.imshow('add_text', frame)
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if cv2.waitKey(5) & 0xFF == ord('q'): # 按q退出
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cv2.waitKey(0)
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cap = cv2.VideoCapture("video2.mp4") # for testing
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total_frame = 0
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while(cap.isOpened()):
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ret, frame = cap.read()
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if ret == True:
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total_frame +=1
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check_one_frame(frame)
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else:
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break
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cap.release()
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print(fail_count)
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print(fail_count/total_frame)
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