CameraActivity: Make use of BackgroundHandler on camera opening
diff --git a/app/src/main/java/com/libremobileos/facedetect/CameraActivity.java b/app/src/main/java/com/libremobileos/facedetect/CameraActivity.java
index f803176..94d525f 100644
--- a/app/src/main/java/com/libremobileos/facedetect/CameraActivity.java
+++ b/app/src/main/java/com/libremobileos/facedetect/CameraActivity.java
@@ -346,7 +346,7 @@
 			//	ActivityCompat.requestPermissions(MainActivity.this, new String[]{Manifest.permission.CAMERA, Manifest.permission.WRITE_EXTERNAL_STORAGE}, REQUEST_CAMERA_PERMISSION);
 				return;
 			}
-			manager.openCamera(cameraId, stateCallback, null);
+			manager.openCamera(cameraId, stateCallback, mBackgroundHandler);
 		} catch (CameraAccessException e) {
 			e.printStackTrace();
 		}