(self)
| 48 | return self |
| 49 | |
| 50 | def update(self): |
| 51 | while self.started: |
| 52 | grabbed, frame = self.cap.read() |
| 53 | if not grabbed or frame is None or frame.size == 0: |
| 54 | continue |
| 55 | with self.read_lock: |
| 56 | self.grabbed = grabbed |
| 57 | self.frame = frame |
| 58 | |
| 59 | def read(self): |
| 60 | while True: |