Android 创建图片

           Bitmap img=((BitmapDrawable)res.getDrawable(R.drawable.youricon)).getBitmap();

?

========================================

Resources r = this.getContext().getResources();
Inputstream is = r.openRawResource(R.drawable.my_background_image);
BitmapDrawable? bmpDraw = new BitmapDrawable(is);
Bitmap bmp = bmpDraw.getBitmap();

?