62     private final FaceView mFaceView;  field in PhotoUI
153         if (mFaceView != null) {  in onPreviewAreaChanged()
154             mFaceView.onPreviewAreaChanged(previewArea);  in onPreviewAreaChanged()
209             mFaceView = (FaceView) mRootView.findViewById(R.id.face_view);  in PhotoUI()
211             mFaceView = null;  in PhotoUI()
369         if (mFaceView != null) {  in setDisplayOrientation()
370             mFaceView.setDisplayOrientation(orientation);  in setDisplayOrientation()
394         if (mFaceView != null) {  in onPause()
395             mFaceView.clear();  in onPause()
405         if (mFaceView != null) {  in clearFaces()
406             mFaceView.clear();  in clearFaces()
411         if (mFaceView != null) {  in pauseFaceDetection()
412             mFaceView.pause();  in pauseFaceDetection()
417         if (mFaceView != null) {  in resumeFaceDetection()
418             mFaceView.resume();  in resumeFaceDetection()
423         if (mFaceView != null) {  in onStartFaceDetection()
424             mFaceView.clear();  in onStartFaceDetection()
425             mFaceView.setVisibility(View.VISIBLE);  in onStartFaceDetection()
426             mFaceView.setDisplayOrientation(orientation);  in onStartFaceDetection()
427             mFaceView.setMirror(mirror);  in onStartFaceDetection()
428             mFaceView.resume();  in onStartFaceDetection()
434         if (mFaceView != null) {  in onFaceDetection()
435             mFaceView.setFaces(faces);  in onFaceDetection()