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No commits in common. "508244fac38f51e1266c7dd6b86537acb8a3c5e8" and "aba8b44ab8fcf3bd97f584b1c5ecd60990a4ab5b" have entirely different histories.
508244fac3
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aba8b44ab8
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@ -40,10 +40,14 @@ class _SpeechRecognitionPageState extends State<SpeechRecognitionPage> {
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bool _isListening = false;
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String _currentText = '';
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String _errorMessage = '';
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List<String> _recognitionHistory = [];
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/// 本次录音开始前的文本内容（用于实时追加）
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String _baseText = '';
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// 录音相关
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final List<String> _realtimeResults = []; // 存储实时识别片段
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@override
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void initState() {
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super.initState();
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@ -148,9 +152,11 @@ class _SpeechRecognitionPageState extends State<SpeechRecognitionPage> {
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);
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}
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/// 清除内容
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void _clearContent() {
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/// 清除历史记录
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void _clearHistory() {
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setState(() {
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_recognitionHistory.clear();
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_realtimeResults.clear();
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_currentText = '';
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_baseText = ''; // 也清空基础文本
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_textController.clear();
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@ -167,8 +173,8 @@ class _SpeechRecognitionPageState extends State<SpeechRecognitionPage> {
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actions: [
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IconButton(
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icon: const Icon(Icons.clear_all),
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onPressed: _clearContent,
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tooltip: '清除内容',
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onPressed: _clearHistory,
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tooltip: '清除历史',
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),
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],
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),
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@ -183,6 +189,9 @@ class _SpeechRecognitionPageState extends State<SpeechRecognitionPage> {
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// 识别结果卡片
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_buildRecognitionCard(),
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const SizedBox(height: 16),
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// 历史记录
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Expanded(child: _buildHistoryCard()),
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],
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),
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),
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@ -387,6 +396,66 @@ class _SpeechRecognitionPageState extends State<SpeechRecognitionPage> {
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);
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}
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/// 构建历史记录卡片
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Widget _buildHistoryCard() {
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return Card(
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child: Padding(
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padding: const EdgeInsets.all(16.0),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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const Text(
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'识别历史',
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style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
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),
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const SizedBox(height: 16),
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Expanded(
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child: _recognitionHistory.isEmpty
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? Center(
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child: Text(
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'暂无识别历史',
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style: TextStyle(
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color: Colors.grey[600],
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fontStyle: FontStyle.italic,
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),
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),
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)
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: ListView.builder(
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itemCount: _recognitionHistory.length,
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itemBuilder: (context, index) {
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return Card(
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margin: const EdgeInsets.only(bottom: 8.0),
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child: ListTile(
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leading: CircleAvatar(
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backgroundColor: Theme.of(context).primaryColor,
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child: Text(
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'${index + 1}',
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style: const TextStyle(color: Colors.white),
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),
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),
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title: Text(_recognitionHistory[index]),
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trailing: IconButton(
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icon: const Icon(Icons.copy),
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onPressed: () {
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// TODO: 实现复制到剪贴板功能
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(
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content: Text('已复制到剪贴板'),
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),
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);
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},
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),
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),
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);
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},
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),
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),
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],
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),
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),
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);
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}
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/// 构建浮动操作按钮
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Widget _buildFloatingActionButton() {
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if (!_isInitialized) {
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@ -439,6 +508,16 @@ class _SpeechRecognitionPageState extends State<SpeechRecognitionPage> {
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});
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if (!isListening) {
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// 录音结束后，确认当前文本并保存到历史记录
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if (_currentText.isNotEmpty) {
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setState(() {
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_recognitionHistory.insert(0, _currentText);
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// 限制历史记录数量
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if (_recognitionHistory.length > 10) {
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_recognitionHistory.removeLast();
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}
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});
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}
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// 录音结束后，更新基础文本为下次录音做准备
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setState(() {
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_baseText = _textController.text; // 保存当前文本作为下次的基础
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@ -448,6 +527,7 @@ class _SpeechRecognitionPageState extends State<SpeechRecognitionPage> {
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// 开始录音时记录当前文本作为基础，清空当前识别文本
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setState(() {
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_baseText = _textController.text; // 记录录音开始前的文本
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_realtimeResults.clear();
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_currentText = ''; // 清空当前识别文本
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});
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}
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@ -3,14 +3,24 @@ class SpeechRecognitionResult {
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/// 识别出的文字内容
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final String recognizedWords;
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/// 识别置信度（0.0 到 1.0）
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final double confidence;
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/// 备选识别结果
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final List<String> alternatives;
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const SpeechRecognitionResult({
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required this.recognizedWords,
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this.confidence = 0.0,
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this.alternatives = const [],
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});
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/// 从 Map 创建 [SpeechRecognitionResult] 实例
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factory SpeechRecognitionResult.fromMap(Map<String, dynamic> map) {
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return SpeechRecognitionResult(
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recognizedWords: map['recognizedWords'] as String? ?? '',
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confidence: (map['confidence'] as num?)?.toDouble() ?? 0.0,
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alternatives: List<String>.from(map['alternatives'] as List? ?? []),
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);
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}
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@ -18,23 +28,31 @@ class SpeechRecognitionResult {
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Map<String, dynamic> toMap() {
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return {
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'recognizedWords': recognizedWords,
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'confidence': confidence,
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'alternatives': alternatives,
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};
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}
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@override
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String toString() {
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return 'SpeechRecognitionResult(recognizedWords: $recognizedWords)';
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return 'SpeechRecognitionResult(recognizedWords: $recognizedWords, '
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'confidence: $confidence, alternatives: $alternatives)';
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}
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@override
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bool operator ==(Object other) {
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if (identical(this, other)) return true;
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return other is SpeechRecognitionResult &&
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other.recognizedWords == recognizedWords;
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other.recognizedWords == recognizedWords &&
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other.confidence == confidence &&
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other.alternatives.length == alternatives.length &&
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other.alternatives.every((alt) => alternatives.contains(alt));
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}
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@override
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int get hashCode {
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return recognizedWords.hashCode;
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return recognizedWords.hashCode ^
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confidence.hashCode ^
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alternatives.hashCode;
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}
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}
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@ -221,7 +221,6 @@ class YxAsrService implements SpeechRecognitionService {
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bool _isStartingRecording = false; // 防抖保护：防止重复启动录音
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bool _isInitialized = false;
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String _currentModelPath = '';
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String _lastRecognizedText = ''; // 记录上次识别的文本，避免重复发送
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// 识别速度配置
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RecognitionSpeed _recognitionSpeed = RecognitionSpeed.fast;
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@ -514,7 +513,6 @@ class YxAsrService implements SpeechRecognitionService {
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await _startAudioRecording(_sampleRate.hz);
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_isListening = true;
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_lastRecognizedText = ''; // 重置上次识别的文本
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_statusController.add(true);
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// 开始识别循环处理
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@ -742,18 +740,13 @@ class YxAsrService implements SpeechRecognitionService {
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final result = _recognizer!.getResult(_stream!);
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debugPrint('🔍 [YxAsr] 获取识别结果: "${result.text}"');
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// 只有当识别结果不为空、启用了部分结果、且与上次结果不同时才发送
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if (result.text.isNotEmpty &&
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partialResults &&
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result.text != _lastRecognizedText) {
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if (result.text.isNotEmpty && partialResults) {
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debugPrint('🎤 [YxAsr] 发送实时识别结果: ${result.text}');
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_lastRecognizedText = result.text; // 更新最后识别的文本
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_sendResult(
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recognizedWords: result.text,
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confidence: 0.8,
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alternatives: [],
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);
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} else if (result.text.isNotEmpty &&
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result.text == _lastRecognizedText) {
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debugPrint('🔄 [YxAsr] 跳过重复识别结果: "${result.text}"');
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}
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// 端点检测已禁用，由用户手动控制录音结束
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@ -769,10 +762,14 @@ class YxAsrService implements SpeechRecognitionService {
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/// 发送识别结果到结果流
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void _sendResult({
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required String recognizedWords,
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required double confidence,
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required List<String> alternatives,
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}) {
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debugPrint('📤 [YxAsr] 发送识别结果: "$recognizedWords"');
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final result = SpeechRecognitionResult(
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recognizedWords: recognizedWords,
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confidence: confidence,
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alternatives: alternatives,
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);
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_resultController.add(result);
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}
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