dragonpilot - 基於 openpilot 的開源駕駛輔助系統
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#pragma once
#include "selfdrive/common/queue.h"
#include "selfdrive/loggerd/encoder.h"
#include "selfdrive/loggerd/loggerd.h"
#include "selfdrive/loggerd/video_writer.h"
#define BUF_IN_COUNT 7
#define BUF_OUT_COUNT 6
class V4LEncoder : public VideoEncoder {
public:
V4LEncoder(const char* filename, CameraType type, int width, int height, int fps, int bitrate, bool h265, int out_width, int out_height, bool write = true);
~V4LEncoder();
int encode_frame(const uint8_t *y_ptr, const uint8_t *u_ptr, const uint8_t *v_ptr,
int in_width, int in_height, VisionIpcBufExtra *extra);
void encoder_open(const char* path);
void encoder_close();
private:
int fd;
const char* filename;
CameraType type;
unsigned int in_width_, in_height_;
bool h265;
bool is_open = false;
int segment_num = -1;
int counter = 0;
std::unique_ptr<PubMaster> pm;
const char *service_name;
static void dequeue_handler(V4LEncoder *e);
std::thread dequeue_handler_thread;
VisionBuf buf_in[BUF_IN_COUNT];
VisionBuf buf_out[BUF_OUT_COUNT];
SafeQueue<unsigned int> free_buf_in;
SafeQueue<VisionIpcBufExtra> extras;
// writing support
int width, height, fps;
bool write;
static void write_handler(V4LEncoder *e, const char *path);
std::thread write_handler_thread;
SafeQueue<kj::Array<capnp::word>* > to_write;
};