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Livox-SDK/sample/hub_lvx_file/lvx_file.h
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2019-05-06 12:33:55 +08:00

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//
// The MIT License (MIT)
//
// Copyright (c) 2019 Livox. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
//
#include <apr_thread_cond.h>
#include <apr_thread_mutex.h>
#include <apr_thread_proc.h>
#include <condition_variable>
#include <memory>
#include <fstream>
#include <list>
#include <vector>
#include <mutex>
#include "livox_sdk.h"
typedef enum {
kDeviceStateDisconnect = 0,
kDeviceStateConnect = 1,
kDeviceStateSampling = 2,
} DeviceState;
typedef struct {
uint8_t handle;
DeviceState device_state;
DeviceInfo info;
} DeviceItem;
#pragma pack(1)
typedef struct {
uint8_t signature[16];
uint8_t version[4];
uint32_t magic_code;
}LvxFileHeader;
typedef struct {
uint8_t lidar_broadcast_code[16];
uint8_t hub_broadcast_code[16];
uint8_t device_index;
uint8_t device_type;
float roll;
float pitch;
float yaw;
float x;
float y;
float z;
} LvxDeviceInfo;
typedef struct {
uint8_t device_index;
uint8_t version;
uint8_t port_id;
uint8_t lidar_index;
uint8_t rsvd;
uint32_t error_code;
uint8_t timestamp_type;
uint8_t data_type;
uint8_t timestamp[8];
LivoxPoint point[100];
}LvxBasePackDetail;
typedef struct {
uint64_t current_offset;
uint64_t next_offset;
uint64_t frame_index;
uint64_t package_count;
}FrameHeader;
#pragma pack()
class LvxFileHandle {
public:
LvxFileHandle();
bool InitLvxFile();
void InitLvxFileHeader();
void SaveFrameToLvxFile(std::list<LvxBasePackDetail> &point_packet_list_temp);
void CloseLvxFile();
void AddDeviceInfo(LvxDeviceInfo &info) { device_info_list_.push_back(info); };
int GetDeviceInfoListSize() { return device_info_list_.size(); }
void BasePointsHandle(LivoxEthPacket *data, LvxBasePackDetail &packet);
private:
std::ofstream lvx_file_;
std::vector<LvxDeviceInfo> device_info_list_;
uint32_t cur_frame_index_;
uint64_t cur_offset_;
};