loggerd: move to system/ (#27534)

old-commit-hash: 94eb215980

system/loggerd/encoder/v4l_encoder.h

@@ -0,0 +1,33 @@
+#pragma once
+
+#include "common/queue.h"
+#include "system/loggerd/encoder/encoder.h"
+
+#define BUF_IN_COUNT 7
+#define BUF_OUT_COUNT 6
+
+class V4LEncoder : public VideoEncoder {
+public:
+  V4LEncoder(const char* filename, CameraType type, int in_width, int in_height, int fps,
+             int bitrate, cereal::EncodeIndex::Type codec, int out_width, int out_height, bool write) :
+             VideoEncoder(filename, type, in_width, in_height, fps, bitrate, codec, out_width, out_height, write) { encoder_init(); }
+  ~V4LEncoder();
+  void encoder_init();
+  int encode_frame(VisionBuf* buf, VisionIpcBufExtra *extra);
+  void encoder_open(const char* path);
+  void encoder_close();
+private:
+  int fd;
+
+  bool is_open = false;
+  int segment_num = -1;
+  int counter = 0;
+
+  SafeQueue<VisionIpcBufExtra> extras;
+
+  static void dequeue_handler(V4LEncoder *e);
+  std::thread dequeue_handler_thread;
+
+  VisionBuf buf_out[BUF_OUT_COUNT];
+  SafeQueue<unsigned int> free_buf_in;
+};