Commit fccc58fd authored by Joel Collins's avatar Joel Collins
Browse files

Added lock acquisition to preview functions

parent 4bf866b6

openflexure_microscope/camera/pi.py

+24 −21
Original line number Diff line number Diff line
@@ -327,6 +327,7 @@ class PiCameraStreamer(BaseCamera): 
        """Start the on board GPU camera preview."""

        logging.info("Starting the GPU preview")



        with self.lock():

            try:

                if not self.camera.preview:

                    logging.debug("Starting preview")
@@ -351,6 +352,8 @@ class PiCameraStreamer(BaseCamera): 


    def stop_preview(self):

        """Stop the on board GPU camera preview."""

        with self.lock():

            if self.camera.preview:

                self.camera.stop_preview()

                self.preview_active = False