samples/camera/mv/sample_mv_multi.cpp

迈德威视多相机例程

#include <iostream>
 
#include <opencv2/highgui.hpp>
#include <opencv2/imgproc.hpp>
 
#include "rmvl/camera/mv_video_capture.h"
#include "rmvlpara/loader.hpp"
 
using namespace rm;
using namespace para;
using namespace std;
using namespace cv;
 
int main()
{
    INT camera_counts = 8;
    vector<tSdkCameraDevInfo> camera_list(camera_counts);
    auto status = CameraEnumerateDevice(camera_list.data(), &camera_counts);
    if (status != CAMERA_STATUS_SUCCESS)
    {
        printf("Failed to enumerate the camera decive!\n");
        return 0;
    }
 
    printf("┌──────┬──────────────┬────────────────┬─────────────────────┬────────────────┐\n");
    printf("│ 索引 │  相机序列号  │    产品型号    │     传感器类型      │    通信协议    │\n");
    printf("├──────┼──────────────┼────────────────┼─────────────────────┼────────────────┤\n");
    for (int i = 0; i < camera_counts; ++i)
        printf("│  %02d  │ %-12.12s │ %-14.14s │ %-19.19s │ %-14.14s │\n",
               i, camera_list[i].acSn, camera_list[i].acProductName,
               camera_list[i].acSensorType, camera_list[i].acPortType);
    printf("└──────┴──────────────┴────────────────┴─────────────────────┴────────────────┘\n");
    cout << "\033[33m输入相机序列号, 退出输入 \"q\": \033[0m";
    string sn;
    cin >> sn;
    if (sn == "q")
        return 0;
    MvVideoCapture capture(GRAB_CONTINUOUS, RETRIEVE_CV, sn.c_str());
 
    int exposure = 1000;
    int gain = 64;
    int r_gain = 100;
    int g_gain = 100;
    int b_gain = 100;
 
    // Load the last parameters
    FileStorage fs("out_para.yml", FileStorage::READ);
    if (fs.isOpened())
    {
        readExcludeNone(fs["exposure"], exposure);
        readExcludeNone(fs["gain"], gain);
        readExcludeNone(fs["r_gain"], r_gain);
        readExcludeNone(fs["g_gain"], g_gain);
        readExcludeNone(fs["b_gain"], b_gain);
    }
 
    capture.set(CAP_PROP_RM_MANUAL_EXPOSURE);
    capture.set(CAP_PROP_RM_EXPOSURE, exposure);
    capture.set(CAP_PROP_RM_GAIN, gain);
    capture.set(CAP_PROP_RM_MANUAL_WB);
    capture.set(CAP_PROP_RM_WB_RGAIN, r_gain);
    capture.set(CAP_PROP_RM_WB_GGAIN, g_gain);
    capture.set(CAP_PROP_RM_WB_BGAIN, b_gain);
 
    namedWindow("frame", WINDOW_NORMAL);
 
    Mat frame;
    if (!capture.read(frame))
        return -1;
    resizeWindow("frame", Size(frame.cols * 0.8, frame.rows * 0.8));
 
    while (capture.read(frame))
    {
        imshow("frame", frame);
        if (waitKey(1) == 27)
            if (waitKey(0) == 27)
                break;
    }
 
    return 0;
}