How to convert int array to bitmap array list
int[] images = { R.drawable.hm1, R.drawable.hm2, R.drawable.hm3,
        R.drawable.hm4, R.drawable.hm5, R.drawable.hm6, R.drawable.hm7,
        R.drawable.hm8, R.drawable.hm9, R.drawable.hm10, R.drawable.hm11,
        R.drawable.hm12, R.drawable.hm13, R.drawable.hm14, R.drawable.hm15,
        R.drawable.hm16, R.drawable.hm17, R.drawable.hm18, R.drawable.hm19,
        R.drawable.hm20 };

Bitmap b = BitmapFactory.decodeResource(getResources(), R.drawable.icon);

Bitmap[] images = { BitmapFactory.decodeResource(getResources
(),R.drawable.hm1),BitmapFactory.decodeResource(getResources
(),R.drawable.hm2),BitmapFactory.decodeResource(getResources(),R.drawable.hm3)};