[fix] fix compile error on Macosx and Linux

src/speaker_capturer/linux/speaker_capturer_linux.cpp

@@ -0,0 +1,13 @@
+#include "speaker_capturer_linux.h"
+
+SpeakerCapturerLinux::SpeakerCapturerLinux() {}
+
+SpeakerCapturerLinux::~SpeakerCapturerLinux() {}
+
+int SpeakerCapturerLinux::Init(speaker_data_cb cb) { return 0; }
+int SpeakerCapturerLinux::Destroy() { return 0; }
+int SpeakerCapturerLinux::Start() { return 0; }
+int SpeakerCapturerLinux::Stop() { return 0; }
+
+int SpeakerCapturerLinux::Pause() { return 0; }
+int SpeakerCapturerLinux::Resume() { return 0; }

src/speaker_capturer/linux/speaker_capturer_linux.h

@@ -0,0 +1,38 @@
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2024-08-02
+ * Copyright (c) 2024 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _SPEAKER_CAPTURER_LINUX_H_
+#define _SPEAKER_CAPTURER_LINUX_H_
+
+#include <thread>
+#include <vector>
+
+#include "speaker_capturer.h"
+
+class SpeakerCapturerLinux : public SpeakerCapturer {
+ public:
+  SpeakerCapturerLinux();
+  ~SpeakerCapturerLinux();
+
+ public:
+  virtual int Init(speaker_data_cb cb);
+  virtual int Destroy();
+  virtual int Start();
+  virtual int Stop();
+
+  int Pause();
+  int Resume();
+
+ private:
+  speaker_data_cb cb_ = nullptr;
+
+ private:
+  bool inited_ = false;
+  // thread
+  std::unique_ptr<std::thread> capture_thread_ = nullptr;
+};
+
+#endif