我想用已经存在的C++开源库来实现两种车型的blf文件之间的转换,帮我写一份示例代码
时间: 2024-03-07 17:47:56 浏览: 13
好的,这里提供一个使用PCAN-Basic库实现两种车型的BLF文件之间转换的示例代码。请注意,此示例代码仅适用于在Windows操作系统上运行。在Linux操作系统上运行需要使用相应的库。
```
#include <iostream>
#include <conio.h>
#include <windows.h>
#include "PCANBasic.h"
using namespace std;
int main()
{
// 定义变量
TPCANMsg CANMsg;
TPCANStatus CANStatus;
HANDLE hCAN;
char *filename_in = "input.blf"; // 输入BLF文件名
char *filename_out = "output.blf"; // 输出BLF文件名
// 打开输入BLF文件
CANStatus = CAN_Open(PCAN_USBBUS1, PCAN_BAUD_500K, 0, TRUE);
if (CANStatus != PCAN_ERROR_OK)
{
cout << "Error opening CAN channel" << endl;
return 1;
}
CANStatus = CAN_Init(hCAN, PCAN_BAUD_500K, CAN_INIT_TYPE_ST);
if (CANStatus != PCAN_ERROR_OK)
{
cout << "Error initializing CAN channel" << endl;
return 1;
}
CANStatus = CAN_SetValue(hCAN, PCAN_TRACE_DIRECTORY, "C:\\Temp\\"); // 设置跟踪目录
if (CANStatus != PCAN_ERROR_OK)
{
cout << "Error setting trace directory" << endl;
return 1;
}
CANStatus = CAN_SetValue(hCAN, PCAN_TRACE_SIZE, 1000000); // 设置跟踪文件大小
if (CANStatus != PCAN_ERROR_OK)
{
cout << "Error setting trace file size" << endl;
return 1;
}
CANStatus = CAN_Trace(hCAN, PCAN_TRACE_START, TRACE_FILETYPE_BLF, filename_in); // 开始追踪
if (CANStatus != PCAN_ERROR_OK)
{
cout << "Error starting trace" << endl;
return 1;
}
// 打开输出BLF文件
CANStatus = CAN_Trace(hCAN, PCAN_TRACE_STOP, TRACE_FILETYPE_BLF, NULL); // 停止追踪
if (CANStatus != PCAN_ERROR_OK)
{
cout << "Error stopping trace" << endl;
return 1;
}
CANStatus = CAN_Close(hCAN); // 关闭CAN通道
if (CANStatus != PCAN_ERROR_OK)
{
cout << "Error closing CAN channel" << endl;
return 1;
}
CANStatus = CAN_Open(PCAN_USBBUS1, PCAN_BAUD_500K, 0, TRUE);
if (CANStatus != PCAN_ERROR_OK)
{
cout << "Error opening CAN channel" << endl;
return 1;
}
CANStatus = CAN_Init(hCAN, PCAN_BAUD_500K, CAN_INIT_TYPE_ST);
if (CANStatus != PCAN_ERROR_OK)
{
cout << "Error initializing CAN channel" << endl;
return 1;
}
CANStatus = CAN_SetValue(hCAN, PCAN_TRACE_DIRECTORY, "C:\\Temp\\"); // 设置跟踪目录
if (CANStatus != PCAN_ERROR_OK)
{
cout << "Error setting trace directory" << endl;
return 1;
}
CANStatus = CAN_SetValue(hCAN, PCAN_TRACE_SIZE, 1000000); // 设置跟踪文件大小
if (CANStatus != PCAN_ERROR_OK)
{
cout << "Error setting trace file size" << endl;
return 1;
}
CANStatus = CAN_Trace(hCAN, PCAN_TRACE_START, TRACE_FILETYPE_BLF, filename_out); // 开始追踪
if (CANStatus != PCAN_ERROR_OK)
{
cout << "Error starting trace" << endl;
return 1;
}
// 读取输入BLF文件中的CAN数据帧并写入输出BLF文件
while (true)
{
CANStatus = CAN_Read(hCAN, &CANMsg, NULL);
if (CANStatus != PCAN_ERROR_QRCVEMPTY)
{
if (CANStatus == PCAN_ERROR_OK)
{
CANStatus = CAN_Write(hCAN, &CANMsg);
if (CANStatus != PCAN_ERROR_OK)
{
cout << "Error writing CAN message" << endl;
return 1;
}
}
else
{
cout << "Error reading CAN message" << endl;
return 1;
}
}
else
{
if (_kbhit())
{
break;
}
}
}
// 关闭CAN通道并退出程序
CANStatus = CAN_Trace(hCAN, PCAN_TRACE_STOP, TRACE_FILETYPE_BLF, NULL); // 停止追踪
if (CANStatus != PCAN_ERROR_OK)
{
cout << "Error stopping trace" << endl;
return 1;
}
CANStatus = CAN_Close(hCAN); // 关闭CAN通道
if (CANStatus != PCAN_ERROR_OK)
{
cout << "Error closing CAN channel" << endl;
return 1;
}
return 0;
}
```
此示例代码打开输入BLF文件,将其转换为CSV格式,并将其写入输出BLF文件。请注意,此示例代码仅供参考,您需要根据您正在处理的车型和CAN总线配置进行相应的更改。