Cross Reference: /frameworks/base/docs/html/images/camera2/metadata/android.statistics.lensShadingMap

`Name`	`Date`	`Size`
Up to higher level directory
`blue_shading.png`	03-Dec-2014	`12.7K`
`green_e_shading.png`	03-Dec-2014	`15.1K`
`green_o_shading.png`	03-Dec-2014	`15.5K`
`inv_shading.png`	03-Dec-2014	`71.2K`
`red_shading.png`	03-Dec-2014	`12.5K`