jeson navo

ip: ifconfig

pkg-config opencv4 --libs --cflags

cup:htop

QT

TEMPLATE = app

CONFIG += console c++11

CONFIG -= app_bundle

CONFIG -= qt

INCLUDEPATH += /usr/local/include/opencv4/opencv \

               /usr/local/include/opencv4

LIBS += ${shell pkg-config opencv4 --libs}

LIBS += -lpthread

SOURCES += main.cpp

cuda

cuda::setDevice(0);

cv::Mat src_host = cv::imread("file.png", cv::IMREAD_GRAYSCALE);

        /// 定义GpuMat

        cv::cuda::GpuMat dst, src;

        /// 将主机内存的图像数据上传到GPU内存

        src.upload(src_host);

        /// 调用GPU的阈值函数(很多使用GPU加速的函数都和CPU版本的函数相同)

        cv::cuda::threshold(src, dst, 120, 255, cv::THRESH_BINARY);

        cv::Mat result_host;

        /// 从GPU上下载阈值化完成的图片

        dst.download(result_host);

#include <iostream>

#include <opencv2/opencv.hpp>

using namespace std;

using namespace cv;

int main()

{

    cuda::setDevice(0);

    VideoCapture CAP("/dev/video1");

    cout << "Hello World!" << endl;

    cout << "OpenCV Version = " << cv::getVersionString() << endl;

    Mat picture = imread("../test/opencv.jpg");

    Mat Src;

    int k;

    while(1)

    {

        CAP >> Src;

        imshow("CAP",Src);

        k = waitKey(1);

        if(k == 'q')break;

    }

    imshow("Hello OpenCV!",picture);

    waitKey(10000);

    return 0;

}

cvtColor(frame, hsv, COLOR_BGR2HSV);

巴特西

jeson navo

QT

cuda

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