修复无声音导致的 all_audio_received问题

audio_processes.py

@@ -1114,12 +1114,17 @@ class OutputProcess:
                         self.end_signal_received = True
                         self.end_signal_time = time.time()  # 记录收到结束信号的时间
                         
-                        # 延迟设置all_audio_received，确保音频真正开始播放后再设置
-                        # 暂时设置为False，让播放启动逻辑处理
-                        self.all_audio_received = False
+                        # 关键修复：如果已经通过ALL_AUDIO_RECEIVED信号设置了True，则不要重置为False
+                        # 这解决了语音识别失败时all_audio_received被重置的问题
+                        if not self.all_audio_received:
+                            # 只有在all_audio_received为False时才设置为False
+                            # 如果已经是True（如语音识别失败处理），保持True
+                            self.all_audio_received = False
+                        else:
+                            print(f"🔧 保持all_audio_received=True（已通过语音识别失败处理设置）")
                         print(f"📥 收到结束信号，状态变化:")
                         print(f"   - end_signal_received: True")
-                        print(f"   - all_audio_received: False (延迟设置)")
+                        print(f"   - all_audio_received: {self.all_audio_received} ({'保持True' if self.all_audio_received else '延迟设置'})")
                         print(f"   - completion_sent: False")
                         print(f"   - playback_completed: False")
                         
@@ -1209,6 +1214,13 @@ class OutputProcess:
                         self.tts_generation_complete = True
                         continue
                     
+                    if isinstance(audio_data, str) and audio_data.startswith("ALL_AUDIO_RECEIVED:"):
+                        # 语音识别失败时设置的all_audio_received信号
+                        print(f"📥 输出进程收到ALL_AUDIO_RECEIVED信号")
+                        self.all_audio_received = True
+                        print(f"🔧 设置all_audio_received=True（语音识别失败处理）")
+                        continue
+                    
                     # 音频数据处理
                     if isinstance(audio_data, bytes):
                         # 更新最后收到音频数据的时间

control_system.py

@@ -643,6 +643,11 @@ class ControlSystem:
             # 发送TTS完成信号
             tts_complete_command = "TTS_COMPLETE:"
             self.output_audio_queue.put(tts_complete_command)
+            # 关键修复：处理失败时也要发送all_audio_received=True信号
+            # 这解决了语音识别失败但TTS完成信号已发送的死锁问题
+            all_audio_received_command = "ALL_AUDIO_RECEIVED:"
+            self.output_audio_queue.put(all_audio_received_command)
+            print(f"🔧 处理失败，发送all_audio_received=True信号以避免死锁")
             # 发送结束信号
             self.output_audio_queue.put(None)
         except Exception as e: