new camera handling concept

core/camera/gphoto_camera.py

@@ -0,0 +1,35 @@
+
+from .base_camera import BaseCamera
+
+class GPhotoBackend(BaseCamera):
+    def __init__(self) -> None:
+        self.camera = None
+        self.context = None
+        self._is_streaming = False
+
+    def connect(self) -> bool:
+        pass
+    
+    def disconnect(self):
+        pass
+    
+    def start_stream(self):
+        pass
+ 
+    def stop_stream(self):
+        pass
+ 
+    def get_frame(self):
+        pass
+
+    def capture_photo(self):
+        pass
+
+    def record_video(self):
+        pass
+    
+    def get_available_settings(self) -> dict:
+        pass
+
+    def set_setting(self, name: str, value) -> bool:
+        pass