DetectField__old_and_not_used.py 文件源码

def FindField(self):
        #Feld: Hue zwischen 60 und 100
        LowerGreen = np.array([40,0,0])
        UpperGreen = np.array([90,255,150])
        mask = cv2.inRange(self.ImgHSV,LowerGreen,UpperGreen)

#        plt.figure()
#        plt.imshow(mask,cmap='gray')

        mask = self.SmoothFieldMask(mask)
#        plt.figure()
#        plt.imshow(mask.copy(),cmap='gray')

        im2, contours, hierarchy = cv2.findContours(mask.copy(),cv2.RETR_TREE,cv2.CHAIN_APPROX_SIMPLE)
        if(len(contours) <= 0):
            return
        contours_sorted = sorted(contours, key = cv2.contourArea, reverse=True)[:10]

        peri = cv2.arcLength(contours_sorted[0],True)
        approx = cv2.approxPolyDP(contours_sorted[0], 0.02*peri, True)

        if(len(approx) >-1):#== 4):
            self.FieldContours = approx
            cv2.rectangle(mask,(((self.FieldContours[0])[0])[0],((self.FieldContours[0])[0])[1]),(((self.FieldContours[2])[0])[0],((self.FieldContours[2])[0])[1]),(128,128,128),3)
  #          plt.imshow(mask, cmap="gray")
  #          plt.show()