mask_for_camera_view 2.0.4

Crop part of image from camera

Mask for camera view

Plugin to cut a portion of a picture from the camera.

Getting Started

This plugin works on Android & iOS. Used to crop an image from the camera section. Without any hassle, just use the MaskForCameraView class to get a picture from its onTake(Uint8List) function.

Example App

How to use dotted border

MaskForCameraView(
  visiblePopButton: false,
  // [cameras.first] is rear camera.
  cameraDescription: cameras.first,
  onTake: (MaskForCameraViewResult? res) {
    // res.croppedImage is cropped image, you can use it.
  }
);

How to use solid border

MaskForCameraView(
  visiblePopButton: false,
  appBarColor: Colors.red,
  bottomBarColor: Colors.red,
  takeButtonActionColor: Colors.red,
  borderType: MaskForCameraViewBorderType.solid,
  boxBorderWidth: 3.8,
  boxBorderRadius: 3.2,
  // [cameras.first] is rear camera.
  cameraDescription: cameras.first,
  onTake: (MaskForCameraViewResult? res) {
    // res.croppedImage is cropped image, you can use it.
  }
);

How to use Navigator.pop() button

MaskForCameraView(
  visiblePopButton: true,
  appBarColor: Colors.white,
  bottomBarColor: Colors.white,
  takeButtonActionColor: Colors.white,
  takeButtonColor: Colors.black,
  boxBorderColor: Colors.red,
  iconsColor: Colors.black,
  titleStyle: const TextStyle(
    color: Colors.black,
    fontSize: 18.0,
    fontWeight: FontWeight.w800,
  ),
  boxBorderWidth: 2.8,
  // [cameras.first] is rear camera.
  cameraDescription: cameras.first,
  onTake: (MaskForCameraViewResult? res) {
    // res.croppedImage is cropped image, you can use it.
  }
);

Create your own style

MaskForCameraView(
  visiblePopButton: false,
  appBarColor: Colors.yellow,
  bottomBarColor: Colors.yellow,
  takeButtonActionColor: Colors.green,
  takeButtonColor: Colors.white,
  boxBorderColor: Colors.green,
  iconsColor: Colors.white,
  titleStyle: const TextStyle(
    color: Colors.white,
    fontSize: 18.0,
    fontWeight: FontWeight.w800,
  ),
  boxBorderWidth: 3.8,
  onTake: (MaskForCameraViewResult res) {
    // res.croppedImage is cropped image, you can use it.
  }
);

Usege in Android

In the android/app/build.gradle file, change

minSdkVersion 16

to

minSdkVersion 21

In the android/app/src/main/AndroidManifest.xml file, add this

<uses-permission android:name="android.permission.CAMERA" />

Usage in IOS

Upgrade Ios version

ios 9

to

ios 10

In the ios/Runner/Info.plist file, add this

<key>NSCameraUsageDescription</key>
<string>Can I use the camera please?</string>
<key>NSMicrophoneUsageDescription</key>
<string>Can I use the mic please?</string>

This function cuts the image only from the center of the image

Usage

Initialize camera

late List<CameraDescription> cameras;

Future<void> main() async {
  WidgetsFlutterBinding.ensureInitialized();
  cameras = await MaskForCameraView.initialize();
  runApp(const MyApp());
}

Get image Uint8List

MaskForCameraView(
  visiblePopButton: false,
  // [cameras.first] is rear camera.
  cameraDescription: cameras.first,
  onTake: (MaskForCameraViewResult? res) {
    // res.croppedImage is cropped image, you can use it.
});

Acceptable parameters

MaskForCameraView(
    title: "Crop image from camera",
    boxWidth: 300.0,
    boxHeight: 168.0,
    boxBorderWidth: 1.8,
    boxBorderRadius: 3.2,
    // [cameras.first] is rear camera.
    cameraDescription: cameras.first,
    onTake: (MaskForCameraViewResult? res) {},
    insideLine: MaskForCameraViewInsideLine(
      position: MaskForCameraViewInsideLinePosition.eenter,
      direction: MaskForCameraViewInsideLineDirection.horizontal,
    ),
    cameraDescription: MaskForCameraViewCameraDescription.rear,
    borderType: MaskForCameraViewBorderType.dotted,
    visiblePopButton: true,
    appBarColor: Colors.black,
    titleStyle: const TextStyle(
      color: Colors.white,
      fontSize: 18.0,
      fontWeight: FontWeight.w600,
    ),
    boxBorderColor: Colors.white,
    bottomBarColor: Colors.black,
    takeButtonColor: Colors.white,
    takeButtonActionColor: Colors.black,
    iconsColor: Colors.white,
)

Example

Full example to use.

import 'dart:typed_data';
import 'package:mask_for_camera_view/mask_for_camera_view.dart';

late List<CameraDescription> cameras;

Future<void> main() async {
  WidgetsFlutterBinding.ensureInitialized();
  cameras = await MaskForCameraView.initialize();
  runApp(const MyApp());
}

class MyApp extends StatefulWidget {
  const MyApp({Key? key}) : super(key: key);

  @override
  _MyAppState createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  @override
  Widget build(BuildContext context) {
    return const MaterialApp(
        debugShowCheckedModeBanner: false, home: HomePage());
  }
}

class HomePage extends StatelessWidget {
  const HomePage({Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return MaskForCameraView(
      visiblePopButton: false,
     // [cameras.first] is rear camera.
      cameraDescription: cameras.first,
      onTake: (MaskForCameraViewResult? res) {
        // res.croppedImage is cropped image, you can use it.
      }
    );
  }
}