这里是官网https://opencv.org/ OpenCV3.3已经发布了
下面有各平台的的sourceforge
![](https://img.haomeiwen.com/i7004093/c7cdb269c90650b5.png)
当然OpenCV也要添加iOS的依赖库
AssetsLibrary.framework,
AVFoundation.framework,
CoreMedia.framework,
CoreVideo.framework
如果木有添加依赖库,可能会报这些问题
———————————————————————————————————
新建类如果要使用OpenCV需要改变文件后缀为.mm
![](https://img.haomeiwen.com/i7004093/24a1bcf4fc55793b.png)
在导入头文件时要注意,OpenCV 提示的很明白。
#if defined(NO)
# warning Detected Apple 'NO' macro definition, it can cause build conflicts. Please, include this header before any Apple headers.
#endif
![](https://img.haomeiwen.com/i7004093/3a7797a00835c7e3.png)
然后贴个代码图片,是轮廓绘制的
![](https://img.haomeiwen.com/i7004093/384d9a8173522b81.png)
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