Adding camera brightness and contrast controls

src/camera.py

@@ -105,6 +105,16 @@ class Camera:
             main={"size": (1280, 720)},
         )
         self._picam.configure(config)
+        self._picam.set_controls(
+            {
+                "Brightness": 0.1,  # -1.0 to 1.0, default 0.0
+                "Contrast": 1.1,  # 0.0 to 32.0, default 1.0
+                "Saturation": 1.1,  # 0.0 to 32.0, default 1.0
+                "Sharpness": 1.0,  # 0.0 to 16.0, default 1.0
+                "AwbEnable": True,  # auto white balance
+                "AeEnable": True,  # auto exposure
+            }
+        )
         self._encoder = H264Encoder(bitrate=BITRATE)
         buffered = io.BufferedWriter(self._output)
         self._picam.start_recording(self._encoder, FileOutput(buffered))