E/AndroidRuntime: FATAL EXCEPTION: CameraViewWorker
Process: com.in4mo.mmr300.demo, PID: 32194
android.view.ViewRootImpl$CalledFromWrongThreadException: Only the original thread that created a view hierarchy can touch its views.
at android.view.ViewRootImpl.checkThread(ViewRootImpl.java:6604)
at android.view.ViewRootImpl.requestLayout(ViewRootImpl.java:947)
at android.view.View.requestLayout(View.java:18745)
at android.view.View.requestLayout(View.java:18745)
at android.view.View.requestLayout(View.java:18745)
at android.view.View.requestLayout(View.java:18745)
at android.view.View.requestLayout(View.java:18745)
at android.view.View.requestLayout(View.java:18745)
at android.view.View.requestLayout(View.java:18745)
at com.otaliastudios.cameraview.CameraView$CameraCallbacks.onCameraPreviewSizeChanged(CameraView.java:1218)
at com.otaliastudios.cameraview.Camera1.setup(Camera1.java:116)
at com.otaliastudios.cameraview.Camera1.start(Camera1.java:153)
at com.otaliastudios.cameraview.CameraView$2.run(CameraView.java:500)
at android.os.Handler.handleCallback(Handler.java:739)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:148)
at android.os.HandlerThread.run(HandlerThread.java:61)