It does include an example how to use the camera, though it only shows using a still image. It covers how to use Cordova and ngCordova to access all kinds of hardware capabilities!
Have you updated the book for Ionic 2? Or any plan?
Which software is best to create ionic apps?
I really appreciate your thinking that how you describe the matter quite easily,But few Things I did not understsnad thats why i decide to go Cisco Tech Support for help, they told me how to solve this easily.