From 2264a28a3f67407fa3c8aa2a25d174d0587ac86b Mon Sep 17 00:00:00 2001
From: matteo porta <matteo.sid@hotmail.it>
Date: Wed, 5 Oct 2022 14:57:36 +0200
Subject: [PATCH] camera test

---
 src/components/galaxy_camera.py | 33 ++++++++++++++++-----------------
 1 file changed, 16 insertions(+), 17 deletions(-)

diff --git a/src/components/galaxy_camera.py b/src/components/galaxy_camera.py
index c7fb6ed..818815c 100644
--- a/src/components/galaxy_camera.py
+++ b/src/components/galaxy_camera.py
@@ -30,6 +30,19 @@ class GalaxyCamera(Component):
         self._last_frame = None
 
     def config_changed(self):
+        if self.simulate:
+            self.device_manager = None
+            self.camera = DummyCamera()
+            self.sim_imgs = cycle(sorted(pathlib.Path("data/simulation_images/").glob("*.png")))
+        else:
+            self.device_manager = gx.DeviceManager()
+            # create a device manager
+            dev_num, dev_info_list = self.device_manager.update_device_list()
+            if dev_num == 0:
+                self.log.exception("camera not detected")
+                QMessageBox.critical(None, "Errore hardware", "Telecamera non rilevata.\nControllare connessione usb")
+                quit()
+            self.camera = self.device_manager.open_device_by_index(1)
         self.resolution = {
             "w": int(self.round_4(self.config[self.name]["horizontal_resolution"])),
             "h": int(self.round_4(self.config[self.name]["vertical_resolution"])),
@@ -99,21 +112,6 @@ class GalaxyCamera(Component):
     def round_4(x):
         return 4 * round(int(x) / 4)
 
-    def start(self):
-        if self.simulate:
-            self.camera = DummyCamera()
-            self.sim_imgs = cycle(sorted(pathlib.Path("data/simulation_images/").glob("*.png")))
-        else:
-            self.device_manager = gx.DeviceManager()
-            # create a device manager
-            dev_num, dev_info_list = self.device_manager.update_device_list()
-            if dev_num == 0:
-                self.log.exception("camera not detected")
-                QMessageBox.critical(None, "Errore hardware", "Telecamera non rilevata.\nControllare connessione usb")
-                quit()
-            self.camera = self.device_manager.open_device_by_index(1)
-        super().start()
-
     @Component.reconfig_on_error
     def _get(self):
         # print("GALAXY CAMERA", str(int(QThread.currentThreadId())), flush=True)
@@ -145,8 +143,9 @@ class GalaxyCamera(Component):
         super()._get([frame])
 
     def __del__(self, event=None):
-        self.camera.stream_off()
-        self.camera.close_device()
+        if self.camera is not None:
+            self.camera.stream_off()
+            self.camera.close_device()
 
     def init_edits(self):
         self.edits_enabled = True