[Compile Opencv using mex ] compile c++ files which rely on OpenCV3 for Matlab using mex #opencv #matlab #mex

makefile.m

%// This make.m is for MATLAB
%// Function: compile c++ files which rely on OpenCV for Matlab using mex
%// Author : zouxy
%// Date : 2014-03-05
%// HomePage : http://blog.csdn.net/zouxy09
%// Email : zouxy09@qq.com
%// Modified by Yiming Lin to support OpenCV3 and Ubuntu
%// Date 2018-10-08
 
%% Please modify your path of OpenCV
%% If your have any question, please contact Zou Xiaoyi
 
% Notice: first use "mex -setup" to choose your c/c++ compiler
clear all;
 
%-------------------------------------------------------------------
%% get the architecture of this computer
is_64bit = strcmp(computer,'MACI64') || strcmp(computer,'GLNXA64') || strcmp(computer,'PCWIN64');
%-------------------------------------------------------------------
%% the configuration of compiler
% You need to modify this configuration according to your own path of OpenCV
% Notice: if your system is 64bit, your OpenCV must be 64bit!
out_dir='./';
CPPFLAGS = ' -I/usr/local/include/ -I/usr/local/include/opencv/ -I/usr/local/include/opencv2/ '; % your OpenCV "include" path %% These flags can be generated using `pkg-config --cflags opencv`
LDFLAGS = ' -L/usr/local/lib/'; % your OpenCV "lib" path If the system is x86, changes the path to the x86 path accordingly. LIBS = ' -I/usr/local/include/opencv -I/usr/local/include -L/usr/local/lib -lopencv_cudabgsegm -lopencv_cudaobjdetect -lopencv_cudastereo -lopencv_stitching -lopencv_cudafeatures2d -lopencv_superres -lopencv_cudacodec -lopencv_videostab -lopencv_cudaoptflow -lopencv_cudalegacy -lopencv_cudawarping -lopencv_aruco -lopencv_bgsegm -lopencv_bioinspired -lopencv_ccalib -lopencv_dpm -lopencv_face -lopencv_photo -lopencv_cudaimgproc -lopencv_cudafilters -lopencv_freetype -lopencv_fuzzy -lopencv_hdf -lopencv_img_hash -lopencv_line_descriptor -lopencv_optflow -lopencv_reg -lopencv_rgbd -lopencv_saliency -lopencv_stereo -lopencv_structured_light -lopencv_phase_unwrapping -lopencv_surface_matching -lopencv_tracking -lopencv_datasets -lopencv_text -lopencv_dnn -lopencv_plot -lopencv_xfeatures2d -lopencv_shape -lopencv_video -lopencv_ml -lopencv_cudaarithm -lopencv_ximgproc -lopencv_calib3d -lopencv_features2d -lopencv_highgui -lopencv_videoio -lopencv_flann -lopencv_xobjdetect -lopencv_imgcodecs -lopencv_objdetect -lopencv_xphoto -lopencv_imgproc -lopencv_core -lopencv_cudev '; 
%% These flags can be generated using `pkg-config --libs opencv`

if is_64bit 
CPPFLAGS = [CPPFLAGS ' -largeArrayDims'];
end
%% add your files here!
compile_files = {
% the list of your code files which need to be compiled
'OpenCV_test1.cpp',
'OpenCV_test2.cpp'
};
 
 
%-------------------------------------------------------------------
%% compiling...
for k = 1 : length(compile_files)
str = compile_files{k};
fprintf('compilation of: %s\n', str);
str = [str CPPFLAGS LDFLAGS LIBS];
args = regexp(str, '\s+', 'split');
mex(args{:});
end
 
fprintf('Congratulations, compilation successful!!!\n');