java.lang.SecurityException: Permission Denial: reading com.android.providers.media.MediaProvider uri content://media/external/images/media/20 from pid=711, uid=10074 requires android.permission.READ_EXTERNAL_STORAGE, or grantUriPermission()

打开系统自带相册权限不足，应该做如下改动

代码中加入权限检查：

java.lang.SecurityException: Permission Denial: reading com.android.providers.media.MediaProvider uri content://media/external/images/media/20 from pid=711, uid=10074 requires android.permission.READ_