Set frame rate

slave/video.py

@@ -1,7 +1,5 @@
 from random import randint
 import cv2
-import numpy as np
-import os
 import multiprocessing
 import time
 
@@ -14,7 +12,7 @@ class Video:
         self.path = path
 
     def start(self):
-        self.run = True
+     
         self.cap = cv2.VideoCapture(self.path)
         # Check if camera opened successfully
         if (self.cap.isOpened()== False): 
@@ -27,7 +25,11 @@ class Video:
         # self.cap.set(cv2.CAP_PROP_POS_FRAMES, randint(0, totalframecount* 0.9))
         
         # Read until video is completed
-        while(self.cap.isOpened() and self.run):
+        fps = self.cap.get(cv2.CAP_PROP_FPS)
+        delay = 1/fps * 1000
+        print(fps, delay)
+
+        while(self.cap.isOpened()):
             
             # Capture frame-by-frame
             ret, frame = self.cap.read()
@@ -37,27 +39,26 @@ class Video:
                 
                 cv2.namedWindow("window", cv2.WND_PROP_FULLSCREEN)
                 cv2.moveWindow("window", self.x, self.y)
-                cv2.setWindowProperty("window",cv2.WND_PROP_FULLSCREEN,cv2.WINDOW_FULLSCREEN)
+                #cv2.setWindowProperty("window",cv2.WND_PROP_FULLSCREEN,cv2.WINDOW_FULLSCREEN)
                 
                 cv2.imshow("window", frame)
             
+                cv2.waitKey(int(delay))
+                
             # Break the loop
             else: 
                 break
-
-    def stop(self):
-        self.run = False
-        self.cap.release()
+        # self.cap.release()
    
-        # Closes all the frames
-        cv2.destroyAllWindows()
+        # # Closes all the frames
+        # cv2.destroyAllWindows()
 
 if __name__ == "__main__":
     video = Video(0, 0)
-    video.setVideo("slave/sample-mp4-file.mp4")
+    video.setVideo("sample-mp4-file.mp4")
     x = multiprocessing.Process(target = video.start)
     x.start()
-    time.sleep(1)
+    time.sleep(2)
     x.terminate()
     time.sleep(1)
     x = multiprocessing.Process(target = video.start)