31 lines
787 B
Dart
31 lines
787 B
Dart
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import 'dart:io';
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import 'package:flutter/services.dart';
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import 'ocr_backend.dart';
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/// Platform OCR backend. Uses the Windows built-in OCR engine exposed through
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/// the native `badnote/ocr` MethodChannel.
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class NativeOcrBackend implements OcrBackend {
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static const _channel = MethodChannel('badnote/ocr');
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@override
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String get name => 'native';
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@override
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Future<bool> isAvailable() async => Platform.isWindows;
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@override
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Future<String?> recognize(Uint8List pngBytes) async {
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if (!Platform.isWindows) return null;
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try {
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final result = await _channel.invokeMethod<String>('recognize', pngBytes);
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final text = result?.trim();
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if (text == null || text.isEmpty) return null;
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return text;
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} catch (_) {
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return null;
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}
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}
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}
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