public static Bitmap readBitMap(Context context, int resId) {
		BitmapFactory.Options opt = new BitmapFactory.Options();
		opt.inPreferredConfig = Bitmap.Config.RGB_565;
		opt.inPurgeable = true;
		opt.inInputShareable = true;
		InputStream is = context.getResources().openRawResource(resId);
		return BitmapFactory.decodeStream(is, null, opt);
	}
 

        Bitmap bitmap = PreferencesUtil.readBitMap(mContext, mData.get(position).imageResId);
        holder.image.setImageBitmap(bitmap);