I\'ve encountered a situation where I have to display images in a slideshow that switches image very fast. The sheer number of images makes me want to store the JPEG data in mem
It's related to image caching, asycTask processing, background download from net etc. Please read this page: http://developer.android.com/training/displaying-bitmaps/index.html
If you download and look into the sample project bitmapfun on that page, I trust it will solve all your problem. That's a perfect sample.