ocr_scan

Description:

ocr scan

OCR Scan #

OCR scan library for Flutter. It can scan text, barcode, qr,... from zones in preview or file.



ScanPreview
ScanFile









Requirements #
Since thus package uses ML Kit check requirements before running the package in project.
How to use #

Add ocr_scan to your pubspec.yaml
Import the desired package or class.

import 'package:ocr_scan/ocr_scan.dart';

Widget buildPreview(BuildContext context) {
final ScaffoldMessengerState messenger = ScaffoldMessenger.of(context);

return ScanPreview(
scanProcess: process,
scanDuration: const Duration(milliseconds: 2000 * 3),
textRecognizerConfig: TextRecognizerConfig(
zonePainter: ZonePainter(
elements: [
const Zone(
Rect.fromLTWH(40, 100, 1200, 100),
text: TextSpan(
text: 'Zone: TextRecognizer',
style: TextStyle(backgroundColor: Colors.red),
),
paintingColor: Colors.red,
),
],
),
onTextLine: ((int, List<TextLine>) value) {
messenger.showSnackBar(SnackBar(
duration: const Duration(milliseconds: 2000),
content: Text(
value.$2.fold(
'TextRecognizer - Length ${value.$2.length}:',
(String pre, TextLine e) => '$pre\n${e.text}',
),
),
));
},
),
barcodeScannerConfig: BarcodeScannerConfig(
zonePainter: ZonePainter(
rotation: InputImageRotation.rotation90deg,
elements: [
Zone(
Rect.fromCenter(
center: const Size(720, 1280).center(Offset.zero),
width: 400,
height: 400,
),
text: const TextSpan(
text: 'Zone: BarcodeScanner',
style: TextStyle(backgroundColor: Colors.green),
),
paintingColor: Colors.green,
),
],
),
onBarcode: ((int, List<Barcode>) value) {
messenger.showSnackBar(SnackBar(
duration: const Duration(milliseconds: 2000),
content: Text(
value.$2.fold(
'BarcodeScanner - Length ${value.$2.length}:',
(String pre, Barcode e) => '$pre\n${e.displayValue}',
),
),
));
},
),
);
}
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Contributing #
Contributions are always welcome!
Please check out our contribution guidelines for more details.
License #
ORC Scan is licensed under the MIT License.