python 自定义Process

  

   

    

     

    
    

     

      #coding=utf-8
     
    
   

    

     

    
    

     

      import multiprocessing
     
    
   

    

     

    
    

     

      from ctypes import *
     
    
   

    

     

    
    

     

      from PyQt5.QtCore import Qt,pyqtSignal,QSize,QRect,QMetaObject, QCoreApplication, pyqtSlot,QPropertyAnimation,QThread
     
    
   

    

     

    
    

     

      import os
     
    
   

    

     

    
    

     

      import time
     
    
   

    

     

    
    

     

      import numpy as np
     
    
   

    

     

    
    

     

      import cv2
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      from multiprocessing import Process, Queue, Lock
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      multiqueue  = Queue(10)
     
    
   

    

     

    
    

     

      multiQueue_dic = {}
     
    
   

    

     

    
    

     

      current_dir = os.path.abspath(os.path.dirname(__file__))
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      class Multi_dllcall_q(multiprocessing.Process):#每个camera开启一个线程，且分别对应一个队列
     
    
   

    

     

    
    

     

       trigger = pyqtSignal()
     
    
   

    

     

    
    

     
 def __init__(self, parent=None):
     
    
   

    

     

    
    

     

       multiprocessing.Process.__init__(self)
     
    
   

    

     

    
    

     

       self.aaaa = 1
     
    
   

    

     

    
    

     

       self.preFrame = None
     
    
   

    

     

    
    

     

       self.preframe_dic = {}
     
    
   

    

     

    
    

     

       self.Clean_counter = 0
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
 def param(self,cv_dll,cameName,cam_no):
     
    
   

    

     

    
    

     
 # self.cv_dll = cv_dll
     
    
   

    

     

    
    

     

       self.cameName =cameName
     
    
   

    

     

    
    

     

       self.cam_no=cam_no
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
  
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
 def back(self, data, size, cam_no, height, width):
     
    
  
 

文章来源: blog.csdn.net，作者：网奇，版权归原作者所有，如需转载，请联系作者。

原文链接：blog.csdn.net/jacke121/article/details/89435876