unity 安卓 www 加载图片

    void Start ()
    {

     streampath = Application.persistentDataPath + "/" + transform.name + ".jpg";

  ///Application.persistentDataPath是安卓可读可写路径，/storage/emulate/0/Android/data/com.xxx.xxx/file/下///
        StartCoroutine(Getbye()); 
    ///StartCoroutine打开协程///
    }

   private IEnumerator Getbye()

    {

        WWW www = new WWW("file:///"+streampath);

/// 安卓深坑，安卓下要加file:///不然无法访问！！！！！！///
        yield return www;
        Texture2D texture2D = new Texture2D(450, 300);
        if(www.isDone)
        {
            texture2D.LoadImage(www.bytes);
            GetComponent().texture = texture2D;

        }
   

    }