Button player = (Button) setBg.findViewById(R.id.plBg);

                player.setOnClickListener(new OnClickListener() {
                    public void onClick(View v) {

                        Intent i = new Intent(Intent.ACTION_PICK,
                                android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI);

                        i.setDataAndType(android.provider.MediaStore.Images.Media.INTERNAL_CONTENT_URI, "image/*");
                        startActivityForResult(i, RESULT_LOAD_PLAYER);

                        setBg.dismiss();
                    }
                });

@Override
protected void onActivityResult(int requestCode, int resultCode, final Intent data) {
    super.onActivityResult(requestCode, resultCode, data);

if (requestCode == RESULT_LOAD_PLAYER && resultCode == RESULT_OK && null != data) {
         Uri selectedImage = data.getData();
         String[] filePathColumn = {MediaStore.Images.Media.DATA};

         Cursor cursor = getContentResolver().query(selectedImage,
                 filePathColumn, null, null, null);
         cursor.moveToFirst();

         int columnIndex = cursor.getColumnIndex(filePathColumn[0]);
         String picturePath = cursor.getString(columnIndex);
         cursor.close();

         playerBg = (ImageView) findViewById(R.id.playerBg);
         playerBg.setImageBitmap(BitmapFactory.decodeFile(picturePath));
         playerBg.setScaleType(ScaleType.CENTER_CROP);
     }
}