php如何二值化取到验证码内的4个字母
比如这张上的
我要破解这个验证码 很急 求大神支招
回复内容:
比如这张上的
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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