public class Lmageloader extends Application {

public  static  Lmageloader min;
@Override
public void onCreate() {
    super.onCreate();
    min=this;
    DisplayImageOptions options=null;
    options=new DisplayImageOptions.Builder()
             .showImageOnLoading(R.mipmap.ic_launcher)
             .showImageForEmptyUri(R.mipmap.ic_launcher)
             .showImageOnFail(R.mipmap.ic_launcher)
             .cacheInMemory(true)
             .cacheOnDisc(true)
             .build();
    ImageLoaderConfiguration config=new ImageLoaderConfiguration.Builder(this)
             .memoryCacheExtraOptions(480,800)
             .diskCacheSize(50*1024*1024)
             .defaultDisplayImageOptions(options)

             .build();
    ImageLoader.getInstance().init(config);
}

}