Update run.py

dvr/ffmpeg/run.py

@@ -34,14 +34,13 @@ ch = os.getenv("ED_CH")
 
 topic = "dvr/{0}/{1}".format(name, ch)
 
-while True:
-    payload = { 'status': 0, 'host': "", 'name': "", 'ch': "", 'msg': "" }
+payload = { 'status': 0, 'host': "", 'name': "", 'ch': "", 'msg': "" }
 
-    host = os.getenv("MQTT_HOST")
+host = os.getenv("MQTT_HOST")
 
-    port = os.getenv("MQTT_PORT")
+port = os.getenv("MQTT_PORT")
 
-    if TryConnect('MQTT', host, port): # 測試連線到 MQTT
+if TryConnect('MQTT', host, port): # 測試連線到 MQTT
     client = MQTT()
 
     client.connect(host, int(port), 3600)
@@ -87,10 +86,14 @@ while True:
             
             p = SP.Popen(command)
             
-                try:
             stream = cv.VideoCapture(' '.join(command))
             
-                    if stream.isOpened():
+            isOpened = stream.isOpened()
+            
+            stream.release()
+            
+            try:
+                if isOpened:
                     payload['status'] = 1
                 
                     payload['msg'] = "Ready to Transfer."
@@ -99,28 +102,22 @@ while True:
                     
                     p.communicate()
                 else:
-                        stream.release()
-
                     payload['status'] = 0
                     
-                        payload['msg'] = "Popen is closed."
+                    payload['msg'] = "Popen is broke."
                     
                     client.publish(topic, json.dumps(payload), 1)
-                except Exception as e:
+                    
                 payload['status'] = 0
                 
-                    payload['msg'] = e
+                payload['msg'] = "Popen is closed."
                 
-                    client.publish(topic, json.dumps(payload), 1)
+                p.kill()
+            except Exception as e:
+                payload['msg'] = e
         else:
-                payload['status'] = 0
-                
             payload['msg'] =  "Connect to DVR is refused."
-
-                client.publish(topic, json.dumps(payload), 1)
     else:
-            payload['status'] = 0
-            
         payload['msg'] =  "Connect to EasyDarwin is refused."
 
-            client.publish(topic, json.dumps(payload), 1)
\ No newline at end of file
+client.publish(topic, json.dumps(payload), 1)
\ No newline at end of file