import cv2 import numpy as np import matplotlib.pyplot as plt import imutils from collections import defaultdict #import datetime #start = datetime.datetime.now() import time start = time.process_time() def makepic(): count = 1000 for x in range(count): img = np.ones((1,60),dtype=np.uint8) img[0,range(0,20)]=250 img[0,range(20,40)]=30 img[0,range(40,60)]=250 filename = 'make' + str(x) + '.bmp' print(filename) cv2.imwrite(filename, img) def detectionpic(): image = cv2.imread("make0.bmp") image2 = cv2.imread("make1.bmp") image_v = cv2.vconcat([image, image2]) # 垂直組合 count = 998 for x in range(count): # 讀取圖檔 filename = 'make' + str(int(x * 1)) + '.bmp' print(filename) image = cv2.imread(filename) image_v = cv2.vconcat([image_v, image]) cv2.imwrite("total.bmp", image_v) # 讀取圖檔 filename = 'total.bmp' image = cv2.imread(filename) # 轉為灰階 gray = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY) # 模糊化圖片 blurred = cv2.GaussianBlur(gray, (11, 11), 0) cv2.imshow('Blur',blurred) cv2.waitKey(0) # Canny 尋找邊緣 edged = cv2.Canny(blurred, 30, 150) cv2.imshow('Edged',edged) cv2.waitKey(0) # findContour 確定輪廓 _,contours, hierarchy = cv2.findContours(edged.copy(), cv2.RETR_EXTERNAL, cv2.CHAIN_APPROX_SIMPLE) img2 = image.copy() cv2.drawContours(img2, contours, -1, (0, 255, 0), 2) cv2.imshow('contour',img2) cv2.imwrite('check.bmp',img2) cv2.waitKey(0) cnt = contours[0] #contourArea 計算面積 area = cv2.contourArea(cnt) #計算面積 perimeter = cv2.arcLength(cnt,True) #計算周長 if area < 19119: print('破損豆噴調',area) else: pass print('面積:',area, '周長:',perimeter) #印出結果 ''' p = 0 d = 0 tt = np.array(gray[0]) print(tt) count = len(tt) print(len(tt)) for i in tt[:]: if i >= 150: p = p + 1 elif i <= 130: d = d + 1 print('要得豆子像素:',p) print('壞的豆子像素:',d) coffeebean = (d / count)*100 print('壞豆佔全部百分比:',coffeebean) if coffeebean > 60: record = record + 1 print('紀錄次數:', record) else: pass if record == 50: j = 1 # record=0 print('噴嘴啟動') # break # continue ''' #makepic() detectionpic() #end = datetime.datetime.now() #print("執行時間:", end - start) # 結束測量 end = time.process_time() # 輸出結果 print("執行時間:%f 秒" % (end - start))