[feat] use encode thread to encode frame

src/frame/raw_frame.h

@@ -0,0 +1,32 @@
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2025-03-25
+ * Copyright (c) 2025 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _RAW_FRAME_H_
+#define _RAW_FRAME_H_
+
+#include "video_frame.h"
+
+class RawFrame : public VideoFrame {
+ public:
+  RawFrame(const uint8_t *buffer, size_t size, uint32_t width, uint32_t height)
+      : VideoFrame(buffer, size, width, height) {}
+  RawFrame(size_t size, uint32_t width, uint32_t height)
+      : VideoFrame(size, width, height) {}
+  RawFrame(const uint8_t *buffer, size_t size) : VideoFrame(buffer, size) {}
+  RawFrame() = default;
+  ~RawFrame() = default;
+
+  int64_t CapturedTimestamp() const { return captured_timestamp_us_; }
+
+  void SetCapturedTimestamp(int64_t captured_timestamp_us) {
+    captured_timestamp_us_ = captured_timestamp_us;
+  }
+
+ private:
+  int64_t captured_timestamp_us_ = 0;
+};
+
+#endif