How to Get Image using Name from Raw or drawable folder in Android.

ImageView mIv = (ImageView) findViewById(R.id.xidIma);

 // create context Object for  to Fetch  image from resourse

   Context mContext=getApplicationContext();

 // getResources().getIdentifier("image_name","res_folder_name", package_name);

 // find out below example

inti=mContext.getResources().getIdentifier("ic_launcher","raw",mContext.getPackageName());

 // now we will get contsant id for that image 

 mIv.setBackgroundResource(i);