https://qooah.com/2010/12/26/ambarella-%e7%99%bc%e4%bd%88%e5%a4%9a%e6%a0%b8%e8%99%95%e7%90%86%e5%99%a8-ione-%e4%b8%bb%e6%94%bbandroid%e5%b8%82%e5%a0%b4/