<item name="android:windowContentTransitions">true</item>
<item name="android:windowActivityTransitions">true</item>

Item clieckedItem = (Item) allResults.get(position);
    photo = clieckedItem.getImageUrl();
    nameText = clieckedItem.getTitle();

if (photo != null) {
        Picasso.with(MainActivity.this).load(photo).fit().into(mImageView);
    }
    mTextView.setText(nameText);

    Pair[] pair = new Pair[2];
    pair[0] = new Pair<View, String>(mImageView, "image_shared");
    pair[1] = new Pair<View, String>(mTextView, "texview_shared");

    if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.LOLLIPOP) {
        ActivityOptions options = ActivityOptions.makeSceneTransitionAnimation(this, pair);

        Intent intent = new Intent(MainActivity.this, SharedElementActivity.class);
        startActivity(intent, options.toBundle());

protected void onCreate(Bundle savedInstanceState) {

getWindow().requestFeature(Window.FEATURE_CONTENT_TRANSITIONS);

    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_shared_element);