import picamera
import picamera.array
from .base import BaseCamera
[docs]class PiCamera(BaseCamera):
[docs] def __init__(self, **kwargs):
super().__init__(**kwargs)
self.camera = picamera.PiCamera()
[docs] def capture_frame(self):
with picamera.array.PiRGBArray(self.camera) as raw_capture:
self.camera.capture(raw_capture, format="bgr")
return raw_capture.array
[docs] def close(self):
super().close()
self.camera.close()
[docs]class PiSnapshotCamera(BaseCamera):
"""
A modified version of PiCamera optimised for single use.
- Doesn't keep the camera open between captures
"""
[docs] def capture_frame(self):
with picamera.PiCamera() as camera:
with picamera.array.PiRGBArray(camera) as raw_capture:
self.camera.capture(raw_capture, format="bgr")
return raw_capture.array
[docs] def close(self):
super().close()
self.camera.close()