iOS open cv
大体有个思路
1. 捕捉银行卡图像，截取到字符区域
2. 最捕捉到的图像进行处理，去噪比，二值化，
3. 将银行卡号码区域进行切割划分，然后对比字符
opencv 安装失败，直接下载拖进 xcode 的话，会报以下错误
这里是 详细解决链接地址
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Undefined symbols for architecture x86_64:
"_jpeg_free_large", referenced from:
_free_pool in opencv2(jmemmgr.o)
"_jpeg_free_small", referenced from:
_free_pool in opencv2(jmemmgr.o)
_self_destruct in opencv2(jmemmgr.o)
"_jpeg_get_large", referenced from:
_alloc_large in opencv2(jmemmgr.o)
_alloc_barray in opencv2(jmemmgr.o)
"_jpeg_get_small", referenced from:
_jinit_memory_mgr in opencv2(jmemmgr.o)
_alloc_small in opencv2(jmemmgr.o)
"_jpeg_mem_available", referenced from:
_realize_virt_arrays in opencv2(jmemmgr.o)
"_jpeg_mem_init", referenced from:
_jinit_memory_mgr in opencv2(jmemmgr.o)
"_jpeg_mem_term", referenced from:
_jinit_memory_mgr in opencv2(jmemmgr.o)
_self_destruct in opencv2(jmemmgr.o)
"_jpeg_open_backing_store", referenced from:
_realize_virt_arrays in opencv2(jmemmgr.o)
ld: symbol(s) not found for architecture x86_64
clang: error: linker command failed with exit code 1 (use -v to see invocation)
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解决方法：
1.下载安装 libjpeg ,将
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/opt/libjpeg-turbo/lib/libjpeg.a
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拷贝到项目中，然后添加几个 framework : CoreVideo.framework, AssetsLibrary.framework, CoreMedia.framework 。
以上所述是小编给大家介绍的iOS开发之银行卡号识别，希望对大家有所帮助，如果大家有任何疑问请给我留言，小编会及时回复大家的。在此也非常感谢大家对服务器之家网站的支持！
原文链接：http://blog.csdn.net/houwenjie11/article/details/53503117