63 lines
1.9 KiB
Dart
63 lines
1.9 KiB
Dart
import 'package:http/http.dart' as http;
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import 'dart:convert';
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import 'package:http_parser/http_parser.dart';
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@Deprecated('VoiceRecognitionService is deprecated, please use the new implementation if available.')
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class VoiceRecognitionService {
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Future<String?> recognizeSpeech(List<int> audioBytes,
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{String lang = 'cn'}) async {
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try {
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print('准备发送OPUS音频数据，大小: ${audioBytes.length} 字节');
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final uri = Uri.parse('http://143.64.185.20:18606/voice');
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print('发送到: $uri');
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final request = http.MultipartRequest('POST', uri);
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request.files.add(
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http.MultipartFile.fromBytes(
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'audio',
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audioBytes,
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filename: 'record.wav',
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contentType: MediaType('audio', 'wav'),
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),
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);
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request.fields['lang'] = lang; // 根据参数设置语言
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print('发送请求...');
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final streamResponse = await request.send();
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print('收到响应，状态码: ${streamResponse.statusCode}');
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final response = await http.Response.fromStream(streamResponse);
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if (response.statusCode == 200) {
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print('响应内容: ${response.body}');
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final text = _parseTextFromJson(response.body);
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if (text != null) {
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print('解析出文本: $text');
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return text; // 返回识别的文本
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} else {
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print('解析文本失败');
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}
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} else {
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print('请求失败，状态码: ${response.statusCode}，响应: ${response.body}');
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}
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} catch (e) {
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print('发送录音到服务器时出错: $e');
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}
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return null;
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}
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// 移到类内部作为私有方法
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String? _parseTextFromJson(String body) {
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try {
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final decoded = jsonDecode(body);
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if (decoded.containsKey('text')) {
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return decoded['text'] as String?;
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}
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return null;
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} catch (e) {
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print('JSON解析错误: $e, 原始数据: $body');
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return null;
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}
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}
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}
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