flt_bd_face/example/lib/main.dart

import 'package:fltbdface_example/face_service.dart';
import 'package:flutter/material.dart';
import 'dart:async';

import 'package:flutter/services.dart';
import 'package:fltbdface/fltbdface.dart';

void main() => runApp(MyApp());

class MyApp extends StatefulWidget {
  @override
  _MyAppState createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  FaceService faceService = FaceService();

  @override
  void initState() {
    super.initState();
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(
          title: const Text('Plugin example app'),
        ),
        body: Center(
          child: RaisedButton(
            onPressed: () {
              faceService.startFaceLiveness(
                  withMouth: true,
                  data: (data) {
                    print(data);
                  },
                  onFailed: (error) {
                    print(error);
                  });
            },
            child: Text("点击采集人脸"),
          ),
        ),
      ),
    );
  }
}