Attempt to start the stream if it's stopped.

2020-04-23 11:22:14 +01:00 · 2020-04-23 11:22:14 +01:00 · be85d07210
commit be85d07210
parent 5a4aae8ed1
1 changed files with 3 additions and 0 deletions
--- a/openflexure_microscope/api/default_extensions/autofocus.py
+++ b/openflexure_microscope/api/default_extensions/autofocus.py
@ -50,6 +50,9 @@ class JPEGSharpnessMonitor:

    def start(self):
        "Start monitoring sharpness by looking at JPEG size"
+        if not self.camera.stream_active:
+            logging.warn("Autofocus sharpness monitor was started but the camera isn't streaming.  Attempting to start the stream...")
+            self.camera.start_stream_recording()
        self.background_thread = Thread(target=self._measure_jpegs)
        self.background_thread.start()
        return self