LSD直线检测opencv+matlab

LSD直线检测算法是检测结果比霍夫变换更好的算法，本工具箱支持opencv和matlab，使用起来非常简单方便

#include 
#include 
#include 
#include 
#include 
#include 
void mexFunction（int nlhs mxArray *plhs[] int nrhs const mxArray *prhs[]）
{
    std::string picture = mxArrayToString（prhs[0]）;
    cv::Mat src = cv::imread（picture.c_str（） CV_LOAD_IMAGE_COLOR）;
    cv::Mat tmp src_gray;
    cv::cvtColor（src tmp CV_RGB2GRAY）;
    tmp.convertTo（src_gray CV_64FC1）;

    image_double image = new_image_double（src_gray.cols src_gray.rows）;
    image->data = src_gray.ptr（0）;

    ntuple_list ntl = lsd（image）;

    plhs[0] = mxCreateDoubleMatrix（5 ntl->size mxREAL）;
    double *pos_mat = mxGetPr（plhs[0]）;

    for （int j = 0; j != ntl->size ; ++j）
    {
        pos_mat[5 * j + 0] = ntl->values[0 + j * ntl->dim] + 1;
        pos_mat[5 * j + 2] = ntl->values[1 + j * ntl->dim] + 1;
        pos_mat[5 * j + 1] = ntl->values[2 + j * ntl->dim] + 1;
        pos_mat[5 * j + 3] = ntl->values[3 + j * ntl->dim] + 1;
        pos_mat[5 * j + 4] = ntl->values[4 + j * ntl->dim]; // width
    }
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\
     文件         845  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\CMakeLists.txt
     文件       35120  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\LICENSE
     文件        4076  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\README.md
     目录           0  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\images\
     文件      122550  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\images\result.jpg
     文件       91264  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\images\test.jpg
     目录           0  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\include\
     文件        9862  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\include\lsd.h
     目录           0  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\matlab\
     文件        1977  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\matlab\CMakeLists.txt
     文件        1045  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\matlab\lsd.cpp
     文件        1463  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\matlab\lsd_image.cpp
     目录           0  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\matlab\x64\
     目录           0  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\matlab\x64\images\
     文件       91264  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\matlab\x64\images\test.jpg
     文件       40960  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\matlab\x64\lsd.mexw64
     文件         160  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\matlab\x64\lsd2.m
     文件         282  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\matlab\x64\lsd2_example.m
     文件         438  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\matlab\x64\lsd_example.m
     文件       43520  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\matlab\x64\lsd_image.mexw64
     文件     2520576  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\matlab\x64\opencv_core247.dll
     文件     2363904  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\matlab\x64\opencv_highgui247.dll
     文件     2203648  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\matlab\x64\opencv_imgproc247.dll
     目录           0  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\matlab\x86\
     目录           0  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\matlab\x86\images\
     文件       91264  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\matlab\x86\images\test.jpg
     文件         160  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\matlab\x86\lsd2.m
     文件         282  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\matlab\x86\lsd2_example.m
     文件         438  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\matlab\x86\lsd_example.m
     目录           0  2017-02-06 04:04  LSD-OpenCV-MATLAB-master\opencv\
............此处省略37个文件信息