I am using the version 0.0.9 of the plugin (after the redesign from 0.0.8).
Please notice that the documentation says that the method takePicture() requires a callback which takes a string with the image as a callback parameter, However, I am getting an array with a single string element back (instead of just a string). You should fix the doc or the code.

P.S.
Version 0.0.8 generated two ima

The install steps need to be updated for ionic 4: npm install @ionic-native/last-cam@beta.

I spent way too long figuring out why the test app wasn't compiling...