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php如何二值化取到验证码内的4个字母

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Release: 2016-06-06 20:42:37
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比如这张上的

php如何二值化取到验证码内的4个字母

我要破解这个验证码 很急 求大神支招

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比如这张上的

php如何二值化取到验证码内的4个字母

我要破解这个验证码 很急 求大神支招

php实现验证码的识别(初级篇)
http://blog.csdn.net/ugg/article/details/3953137

php实现验证码的识别(中级篇)
http://blog.csdn.net/ugg/article/details/3972368

sample 看起来处理难度不搞,上边这两篇文章好好看看就足够了。没有扭曲粘连,也不是gif 动态图,难度很小。

它是一张动态图

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