在Mac上安装OpenCV

系统：OS X EI Capitan 版本10.11

Xcode：Version 7.2 (7C68)

1.获取Homebrew

/usr/bin/ruby -e"$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
2.获取wget

brew install wget

3.获取cmake

brew install c

make

4.获取opencv

brew tap home-brew/science

brew install opencv

5.新建一个Xcode Project（CommandLine Tool）
设置Bulid Settings->Search Path

Header Search Paths:/usr/local/include

Library Search Paths:

/usr/local/lib

6.新建group&add files,把下面的lib里面的dylib

/usr/local/Cellar/opencv/2.4.12_2/lib

测试代码

#include "opencv2/opencv.hpp"

using namespace cv;

int main(int, char**)
{
VideoCapture cap(0);
if(!cap.isOpened()) return -1;
Mat frame, edges;
namedWindow("edges",1);
for(;;)
{
cap >> frame;
cvtColor(frame, edges, CV_BGR2GRAY);
GaussianBlur(edges, edges, Size(11,11), 1.5, 1.5);
Canny(edges, edges, 0, 30, 3);
imshow("edges", edges);
if(waitKey(1) >= 0) break;
}
return 0;
}