dalsa相机提供的GigE-V Framework for Linux 32/64-Bit的sdk中,我想把数据取出来通过udp协议发送出去,有代码吗
时间: 2024-04-29 13:23:02 浏览: 10
以下是一个简单的示例代码,使用DALSA相机的GigE-V Framework for Linux SDK,将图像数据通过UDP协议发送出去:
```c++
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <arpa/inet.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <GevApi.h>
#include <GevPlayer.h>
#define BUFFER_SIZE 4096
int main()
{
// 初始化GevApi
GevApiInitialize();
// 打开相机并获取设备列表
GevDeviceList_t deviceList;
memset(&deviceList, 0, sizeof(deviceList));
GevGetDeviceList(&deviceList, 1);
if (deviceList.numDevices == 0)
{
printf("No device found!\n");
return 1;
}
GevDeviceInterface_t interface = deviceList.devices[0].interface;
char* ipAddress = deviceList.devices[0].ipAddress;
GevCameraHandle handle;
GevOpenCameraByAddress(ipAddress, GevGetCameraIdFromDeviceInterface(interface), GevExclusiveMode, &handle);
// 设置相机参数
GevSetPixelType(handle, fmtMono8);
GevSetImageParameters(handle, 640, 480, 0, 0, GevScanTypeArea);
// 创建UDP套接字
int sockfd = socket(AF_INET, SOCK_DGRAM, 0);
if (sockfd < 0)
{
perror("socket");
return 1;
}
// 设置UDP地址
struct sockaddr_in addr;
memset(&addr, 0, sizeof(addr));
addr.sin_family = AF_INET;
addr.sin_port = htons(12345);
inet_pton(AF_INET, "127.0.0.1", &(addr.sin_addr));
// 分配图像缓冲区
int bufferSize = GevGetImageSize(handle);
void* buffer = malloc(bufferSize);
// 开始采集图像并发送数据
GevStartImageTransfer(handle, -1);
while (true)
{
uint32_t size = 0;
GevGetImage(handle, buffer, &size, -1);
if (size > 0)
{
sendto(sockfd, buffer, size, 0, (struct sockaddr*)&addr, sizeof(addr));
}
}
// 关闭相机和UDP套接字
GevStopImageTransfer(handle);
GevCloseCamera(&handle);
close(sockfd);
// 释放资源并退出
free(buffer);
GevApiUninitialize();
return 0;
}
```
这个示例代码假设您已经安装了DALSA相机的GigE-V Framework for Linux SDK,并正确设置了库路径和头文件路径。请注意,这只是一个简单的示例,您可能需要对代码进行修改以适应您的实际应用场景。