Introduction

Picasso is image loader library in Android. Picasso have strong image processing and caching library, Picasso was developed by Square. Picasso is easy handling and is biginner friendly.

Picasso have each benefit. It manages the process of image loading and displays the image. It deals with Http Request and cashes the image. Therefore it can protect from overhead by writing manually code.

There is Glide into similar library. The different is that Glide can use .gif file format etc...

Picasso is nearly started from following to code:

        Picasso.get().load("http://i.imgur.com/DvpvklR.png").into(imageView);
      

load method is start an image request from the specified URI. If null was returned, then not trigger any request, set placeholder.

into method is asynchronously execute the request into the specified ImageView.