How to use

setZOrderOnTop

method

in

android.view.SurfaceView

 SurfaceView sfvTrack = (SurfaceView)findViewById(R.id.sfvTrack);
sfvTrack.setZOrderOnTop(true);    // necessary
SurfaceHolder sfhTrackHolder = sfvTrack.getHolder();
sfhTrackHolder.setFormat(PixelFormat.TRANSPARENT);

 SurfaceView preview=(SurfaceView)findViewById(R.id.preview);
preview.setZOrderOnTop(false);

 AndroidApplicationConfiguration cfg = new AndroidApplicationConfiguration();
cfg.r = cfg.g = cfg.b = cfg.a = 8;

cfg.useGL20 = false;

View view = initializeForView(new LineDrawing(), cfg);

if (graphics.getView() instanceof SurfaceView) {
      SurfaceView glView = (SurfaceView) graphics.getView();
      glView.getHolder().setFormat(PixelFormat.TRANSLUCENT);
      glView.setZOrderOnTop(true);
}

SurfaceHolder holder = getHolder();
 holder.addCallback(this);
 SurfaceView sur = (SurfaceView)findViewById(R.id.surfaceview);
 sur.setZOrderOnTop(true);    // necessary
 holder = sur.getHolder();
 holder.setFormat(PixelFormat.TRANSPARENT);

 SurfaceView surface = (SurfaceView)findViewById(R.id.your_surface_view);
surface.setZOrderOnTop(true);
SurfaceHolder surfaceHolder = surface.getHolder();
surfaceHolder.setFormat(PixelFormat.TRANSPARENT);

 SurfaceView sfvTrack = (SurfaceView)findViewById(R.id.sfvTrack);
sfvTrack.setZOrderOnTop(true);    // necessary
SurfaceHolder sfhTrackHolder = sfvTrack.getHolder();
sfhTrackHolder.setFormat(PixelFormat.TRANSPARENT);

 import android.view.SurfaceHolder;
import android.view.SurfaceView;

public class HomeFragment extends FragmentBase {
private SurfaceView sview;

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
  View view = inflater.inflate(R.layout.fragment_home, container, false);

  //this fixes google maps surface view black screen animation issue
  sview = new SurfaceView(getActivity());
  sview.setZOrderOnTop(true);    // necessary
  SurfaceHolder holder = sview.getHolder();
  holder.setFormat(PixelFormat.TRANSPARENT);

  container.addView(sview, 0);
  ...
}

 // Setup your SurfaceView
SurfaceView surfaceView = ...;  // use any SurfaceView you want
surfaceView.setZOrderOnTop(true);
surfaceView.getHolder().setFormat(PixelFormat.TRANSPARENT);

// Setup your ImageView
ImageView bgImagePanel = new ImageView(context);
bgImagePanel.setBackgroundDrawable(...); // use any Bitmap or BitmapDrawable you want

// Use a RelativeLayout to overlap both SurfaceView and ImageView
RelativeLayout.LayoutParams fillParentLayout = new RelativeLayout.LayoutParams(
  RelativeLayout.LayoutParams.FILL_PARENT, RelativeLayout.LayoutParams.FILL_PARENT);
RelativeLayout rootPanel = new RelativeLayout(context);
rootPanel.setLayoutParams(fillParentLayout);
rootPanel.addView(surfaceView, fillParentLayout); 
rootPanel.addView(bgImagePanel, fillParentLayout);

public MotionVisualizer(SurfaceView motionView, NavigationView navigationView, SharedPreferences preferences, int cameraRotation, int scaledSize) {
  mMotionView = motionView;
  mNavigationView = navigationView;
  mPreferences = preferences;
  mCameraRotation = cameraRotation;
  int newDeviceRotation = ((Activity) mMotionView.getContext()).getWindowManager().getDefaultDisplay().getRotation();
  setDeviceRotation(newDeviceRotation);
  mMotionView.setZOrderOnTop(true);
  mMotionView.getHolder().setFormat(PixelFormat.TRANSPARENT);
  mPaint.setColor(Color.WHITE);
  mPaint.setStyle(Paint.Style.STROKE);
  mPaint.setTextSize(scaledSize);
  Rect bounds = new Rect();
  mPaint.getTextBounds(mNavigationView.getContext().getString(R.string.motion), 0, 6, bounds);
  mMotionTextWidth = bounds.width();
  mPaint.getTextBounds(mNavigationView.getContext().getString(R.string.tooDark), 0, 8, bounds);
  mDarkTextWidth = bounds.width();
}

  @Override
  public void onClick(View v) {
    try {
      SurfaceView fromView = (SurfaceView) mSPreviewContainer.getChildAt(0);
      SurfaceView toView = (SurfaceView) mLPreviewContainer.getChildAt(0);
      mLPreviewContainer.removeAllViews();
      mSPreviewContainer.removeAllViews();
      fromView.setZOrderOnTop(false);
      fromView.setZOrderMediaOverlay(false);
      mLPreviewContainer.addView(fromView);
      toView.setZOrderOnTop(true);
      toView.setZOrderMediaOverlay(true);
      mSPreviewContainer.addView(toView);
      if(null!= fromView.getTag() && !TextUtils.isEmpty(fromView.getTag().toString())){
        UserInfo userInfo = RongContext.getInstance().getUserInfoFromCache(fromView.getTag().toString());
        TextView userName = (TextView) mUserInfoContainer.findViewById(R.id.rc_voip_user_name);
        userName.setText(userInfo.getName());
      }
    } catch (Exception e) {
      e.printStackTrace();
    }
  }
});

public GameView(Context context) {
  super(context);
  addView(
      LayoutInflater.from(getContext()).inflate(R.layout.game_view, null),
      new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT));
  this.gameManager = new GameManager(getContext());
  this.surfaceView = (SurfaceView) findViewById(R.id.surface_view);
  this.scoreView = (TextView) findViewById(R.id.txt_score);
  this.highScoreView = (TextView) findViewById(R.id.txt_high_score);
  this.whiteView = findViewById(R.id.view_white);
  this.downArrowView = (ImageView) findViewById(R.id.img_arrow_down);
  this.arrowFadeOutAnim = AnimationUtils.loadAnimation(context, R.anim.arrow_fade_out);
  SurfaceHolder surfaceHolder = surfaceView.getHolder();
  surfaceHolder.addCallback(this);
  surfaceHolder.setFormat(PixelFormat.TRANSPARENT);
  surfaceView.setBackgroundColor(Color.TRANSPARENT);
  surfaceView.setZOrderOnTop(true);
}

mFaceSurface.setZOrderOnTop(true);
mFaceSurface.getHolder().setFormat(PixelFormat.TRANSLUCENT);

sv.setZOrderOnTop(true);
sh.setFormat(PixelFormat.TRANSPARENT);

localView.setZOrderOnTop(false);
localView.setZOrderMediaOverlay(false);
localViewContainer.addView(localView);

fromView.setZOrderOnTop(false);
fromView.setZOrderMediaOverlay(false);
toSurfaceView.setZOrderOnTop(true);
toSurfaceView.setZOrderMediaOverlay(true);
toSurfaceView.setTag(CallKitUtils.getStitchedContent(to, REMOTE_FURFACEVIEW_TAG));

if (mLocalVideo != null) {
  mLocalVideo.setZOrderMediaOverlay(true);
  mLocalVideo.setZOrderOnTop(true);
  mSPreviewContainer.addView(mLocalVideo);