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ios 银行卡号识别 iOS开发之银行卡号识别

跟风的eassy 人气:0
想了解iOS开发之银行卡号识别的相关内容吗,跟风的eassy在本文为您仔细讲解ios 银行卡号识别的相关知识和一些Code实例,欢迎阅读和指正,我们先划重点:ios,银行卡号识别,下面大家一起来学习吧。

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

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)

解决方法:

1.下载安装 libjpeg ,将

/opt/libjpeg-turbo/lib/libjpeg.a 

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网站的支持!

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