WebP is an image format that has superior lossless and lossy compression for images. It has worked with Android Studio since API level 17: Jelly Bean.
A new image format for the Web
https://developers.google.com/speed/webp/
Programs for conversion-
ImageMagick, GIMP, Leptonica, XnConvert, Pixelmator, and for Adobe Photoshop there is a WebP plugin.
https://developers.google.com/speed/webp/docs/using
general information on WebP
https://en.wikipedia.org/wiki/WebP
WebP image format
http://caniuse.com/#feat=webp
webp for all! (Android devices)
https://github.com/EverythingMe/webp-android
Optimizing with WebP
- Getting Started
https://developers.google.com/speed/webp/docs/using
Optimize images
https://developer.android.com/distribute/essentials/quality/billions.html
Fresco for using WebP for animate GIFs
https://github.com/facebook/fresco
WebP Support – It’s More Than You Think
Disussion of use with broweser and the battle for format dominance.
https://optimus.keycdn.com/support/webp-support/
predicitive coding- more then you ever wanted to know
https://e-discoveryteam.com/2015/10/11/predictive-coding-3-0/