Android Quick start 1. Add dependent libraries Copy facelibrary-release.aar and openCVLibrary331-release.aar to the app/libs directory 2. Add compile information for aar Add the following code to build.gradle's dependencies: compile(name: 'facelibrary-release', ext: 'aar') compile(name: 'openCVLibrary331-release', ext: 'aar') 3. Setting permissions Add the following permissions in the AndroidManifest.xml file 4. Defining FaceAPP variables in your program private FaceAPP face = FaceAPP.GetInstance(); //Get the instance of FaceApp 5.Calling Android API interface through face