[feat] remove dependence on ffmpeg for MacOSx

src/screen_capturer/macosx/screen_capturer_sck.h

@@ -0,0 +1,56 @@
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2024-10-17
+ * Copyright (c) 2024 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _SCREEN_CAPTURER_SCK_H_
+#define _SCREEN_CAPTURER_SCK_H_
+
+#include <atomic>
+#include <functional>
+#include <memory>
+#include <string>
+#include <thread>
+#include <vector>
+
+#include "screen_capturer.h"
+
+class ScreenCapturerSck : public ScreenCapturer {
+ public:
+  ScreenCapturerSck();
+  ~ScreenCapturerSck();
+
+ public:
+  virtual int Init(const int fps, cb_desktop_data cb) override;
+  virtual int Destroy() override;
+  virtual int Start() override;
+  virtual int Stop() override;
+
+  int Pause();
+
+  int Resume();
+
+  void OnFrame();
+
+ protected:
+  void CleanUp();
+
+ private:
+  std::unique_ptr<ScreenCapturer> CreateScreenCapturerSck();
+
+ private:
+  int _fps;
+  cb_desktop_data on_data_;
+  unsigned char* nv12_frame_ = nullptr;
+  bool inited_ = false;
+
+  // thread
+  std::thread capture_thread_;
+  std::atomic_bool running_;
+
+ private:
+  std::unique_ptr<ScreenCapturer> screen_capturer_sck_impl_;
+};
+
+#endif