# Azure Speech Recognition

A Flutter plugin for Microsoft Azure Speech services, providing both speech recognition (ASR) and text-to-speech (TTS) capabilities.

## Features

- Speech-to-text (Azure Speech Recognition)
- Text-to-speech (Azure Speech Synthesis)
- Support for multiple languages
- Language detection
- Continuous recognition
- Streaming synthesis

## Getting Started

### Prerequisites

- Azure Speech service subscription key
- Azure Speech service region

### Installation

Add this to your package's `pubspec.yaml` file:

```yaml
dependencies:
  azure_speech_recognition:
    path: ./azure
```

### Usage

```dart
import 'package:azure_speech_recognition/azure_speech_recognition.dart';

// Initialize the service
await AzureSpeechRecognition.initialize(
  subscriptionKey: 'your_subscription_key',
  region: 'your_region', 
  supportedLanguages: ['zh-CN', 'en-US'],
);

// Start continuous recognition
await AzureSpeechRecognition.startContinuousRecognition();

// Listen for recognition events
AzureSpeechRecognition.onRecognitionEvent.listen((event) {
  if (event['type'] == 'result') {
    print('Recognized: ${event['text']}');
    print('Detected language: ${event['detectedLanguage']}');
  }
});

// Stop recognition when done
await AzureSpeechRecognition.stopContinuousRecognition();

// Speak text
await AzureSpeechRecognition.speakText('Hello, world!');

// Clean up
await AzureSpeechRecognition.dispose();
```

## License

This project is licensed under the MIT License - see the LICENSE file for details.