test caméras multiple mais simple affichage

trackmultiplefaces.py

@@ -623,17 +623,39 @@ class facetracker:
 
         return color
 
+    def test_display_cam(self):
+        video_capture = cv2.VideoCapture(self.camera_number)
+        videoName = "cam" + str(self.camera_number)
+
+        while True:
+            # Capture frame-by-frame
+            ret, frame = video_capture.read()
+
+            if (ret):
+                # Display the resulting frame
+                cv2.imshow(videoName, frame)
+
+            if cv2.waitKey(1) & 0xFF == ord('q'):
+                break
+
+        # When everything is done, release the capture
+        video_capture.release()
+        cv2.destroyAllWindows()
+
+
 if __name__ == '__main__':
     for camera_id in list_available_cameras():
         camera = facetracker(camera_id)
-        thread = Thread( target=camera.detectAndTrackMultipleFaces, args={
-            # False: Names are directly printed on screen, no new thread
-            'start_thread' : False,
-            # Select only names with letters and whitespace. Any other value will select printable.
-            'charset' : "letters",
-            # If True, then rectangle color around people' face will turn red if dangerous
-            'draw_person_dangerosity' : True,
-            # Add a warning message if dangerous
-            'add_warning_message' : True,
-        })
+        thread = Thread(target=camera.test_display_cam)
         thread.start()
+        # thread = Thread( target=camera.detectAndTrackMultipleFaces, args={
+        #     # False: Names are directly printed on screen, no new thread
+        #     'start_thread' : False,
+        #     # Select only names with letters and whitespace. Any other value will select printable.
+        #     'charset' : "letters",
+        #     # If True, then rectangle color around people' face will turn red if dangerous
+        #     'draw_person_dangerosity' : True,
+        #     # Add a warning message if dangerous
+        #     'add_warning_message' : True,
+        # })
+        # thread.start()