Android 비트맵의 라운드 처리

/**

     * 비트맵의 라운드 처리

     * @param bitmap

     * @param pixel

     * @return

     */

    public static Bitmap setRoundCornerBitmap(Bitmap bitmap, int pixel) {

        Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Config.ARGB_8888);

        Canvas canvas = new Canvas(output);

        int color = 0xff424242;

        Paint paint = new Paint();

        Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());

        RectF rectF = new RectF(rect);

        paint.setAntiAlias(true);

        paint.setColor(color);

        canvas.drawARGB(0, 0, 0, 0);

        canvas.drawRoundRect(rectF, pixel, pixel, paint);

        paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));

        canvas.drawBitmap(bitmap, rect, rect, paint);

        return output;

    }