android - Black Background on image loaded with univerisal image loader -

as shown below. first image default image linked @ http://goldentrail.towardstech.com/assets/images/membersimage/buttons/eat.png. while second image below image loaded using uil

this imageloader configuration

    file cachedir = storageutils.getcachedirectory(context);     imageloaderconfiguration config = new imageloaderconfiguration.builder(context)             .memorycacheextraoptions(480, 800) // default = device screen dimensions             .disccacheextraoptions(480, 800, compressformat.jpeg, 75)             .taskexecutor(asynctask.thread_pool_executor)             .taskexecutorforcachedimages(asynctask.thread_pool_executor)             .threadpoolsize(3) // default             .threadpriority(thread.norm_priority - 1) // default             .tasksprocessingorder(queueprocessingtype.fifo) // default             .denycacheimagemultiplesizesinmemory()             .memorycache(new lrumemorycache(2 * 1024 * 1024))             .memorycachesize(2 * 1024 * 1024)             .disccache(new unlimiteddisccache(cachedir)) // default             .disccachesize(50 * 1024 * 1024)             .disccachefilecount(100)             .disccachefilenamegenerator(new hashcodefilenamegenerator()) // default             .imagedownloader(new baseimagedownloader(context)) // default             .imagedecoder(new baseimagedecoder()) // default             .defaultdisplayimageoptions(displayimageoptions.createsimple()) // default             .enablelogging()             .build(); 

this displayoptions

displayimageoptions options = new displayimageoptions.builder()     .bitmapconfig(bitmap.config.argb_8888) // default     .cacheinmemory()     .cacheondisc()      .build(); 

did see comment in readme:

don't copy code project! example of options using. 

don't use .disccacheextraoptions(480, 800, compressformat.jpeg, 75). images saved in disc cache jpeg files can't have transparent background.