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continously read camera feed flutter

Long Lyrebird answered on June 5, 2021 Popularity 1/10 Helpfulness 1/10

answer continously read camera feed flutter

continously read camera feed flutter

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import 'package:camera/camera.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';

void main() => runApp(MaterialApp(home: _MyHomePage()));

class _MyHomePage extends StatefulWidget {
  @override
  _MyHomePageState createState() => _MyHomePageState();
}

class _MyHomePageState extends State<_MyHomePage> {
  dynamic _scanResults;
  CameraController _camera;

  bool _isDetecting = false;
  CameraLensDirection _direction = CameraLensDirection.back;

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

  Future<CameraDescription> _getCamera(CameraLensDirection dir) async {
    return await availableCameras().then(
      (List<CameraDescription> cameras) => cameras.firstWhere(
            (CameraDescription camera) => camera.lensDirection == dir,
          ),
    );
  }

  void _initializeCamera() async {
    _camera = CameraController(
      await _getCamera(_direction),
      defaultTargetPlatform == TargetPlatform.iOS
          ? ResolutionPreset.low
          : ResolutionPreset.medium,
    );
    await _camera.initialize();
    _camera.startImageStream((CameraImage image) {
      if (_isDetecting) return;
      _isDetecting = true;
      try {
        // await doSomethingWith(image)
      } catch (e) {
        // await handleExepction(e)
      } finally {
        _isDetecting = false;
      }
    });
  }
  Widget build(BuildContext context) {
    return null;
  }
}

Popularity 1/10 Helpfulness 1/10 Language whatever

Source: stackoverflow.com

Tags: camera feed flutter whatever

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Contributed on Jun 05 2021

Long Lyrebird

0 Answers Avg Quality 2/10

continously read camera feed flutter

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