php破解图片验证码

PHP #破解验证码 #类2012-05-26 11:53
解决验证码的问题。
001/**
002 *  Author: zj mail:ggbox@163.com
003 *  2010/5/11
004 */
005class crackimg{
006    private $image=null;
007    private $size=0;
008    private $im=null;
009    private $width=0;
010    private $height=0;
011    private  $char=array();
012    private  $string=array();
013    public $code='';
014    //某具体验证码对应数字的2值码。
015    private $charCode=array(
016        '0'=>'1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,01,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,01,1,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,01,1,0,0,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,01,1,0,0,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,01,1,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,01,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,01,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0',
017        '1'=>'1,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,01,1,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,01,1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,01,1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,01,0,0,0,0,0,0,0,0,0,01,0,0,0,0,0,0,0,0,0,0',
018        '2'=>'1,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,01,1,0,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,01,1,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,01,0,0,0,0,0,1,1,0,1,0,0,0,0,0,0,0,0,0,01,0,0,0,0,1,1,0,0,1,0,0,0,0,0,0,0,0,0,01,1,0,0,1,1,0,0,0,1,0,0,0,0,0,0,0,0,0,01,1,1,1,0,0,0,0,1,0,0,0,0,0,0,0,0,0,01,1,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0',
019        '3'=>'1,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,01,1,0,0,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,01,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,01,0,0,0,1,0,0,0,0,1,0,0,0,0,0,0,0,0,0,01,0,0,0,1,0,0,0,0,1,0,0,0,0,0,0,0,0,0,01,1,0,1,1,1,0,0,1,1,0,0,0,0,0,0,0,0,0,01,1,1,0,1,1,1,1,0,0,0,0,0,0,0,0,0,0,01,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0',
020        '4'=>'1,1,0,0,0,0,0,0,0,0,0,0,0,0,01,1,1,0,0,0,0,0,0,0,0,0,0,0,0,01,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,01,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,01,1,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,01,1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,01,1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,01,0,0,0,0,0,0,0,0,0,0,0,0,0',
021        '5'=>'1,1,1,1,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,01,1,1,1,1,0,0,1,1,0,0,0,0,0,0,0,0,0,0,01,0,0,0,1,0,0,0,1,1,0,0,0,0,0,0,0,0,0,01,0,0,1,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,01,0,0,1,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,01,0,0,1,1,0,0,0,1,1,0,0,0,0,0,0,0,0,0,01,0,0,0,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,01,1,1,0,0,0,0,0,0,0,0,0,0,0,0',
022        '6'=>'1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,01,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,01,1,0,0,0,1,0,0,1,1,0,0,0,0,0,0,0,0,0,01,0,0,0,1,0,0,0,0,1,0,0,0,0,0,0,0,0,0,01,0,0,0,1,0,0,0,0,1,0,0,0,0,0,0,0,0,0,01,1,0,0,1,1,0,0,1,1,0,0,0,0,0,0,0,0,0,01,1,0,0,1,1,1,1,0,0,0,0,0,0,0,0,0,0,01,1,0,0,0,0,0,0,0,0,0,0,0,0',
023        '7'=>'1,0,0,0,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,01,0,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,01,0,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,01,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,01,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,01,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,01,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,01,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0',
024        '8'=>'1,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,01,1,1,0,1,1,1,1,0,0,0,0,0,0,0,0,0,0,01,1,0,1,1,1,0,0,1,1,0,0,0,0,0,0,0,0,0,01,0,0,0,1,0,0,0,0,1,0,0,0,0,0,0,0,0,0,01,0,0,0,1,0,0,0,0,1,0,0,0,0,0,0,0,0,0,01,1,0,1,1,1,0,0,1,1,0,0,0,0,0,0,0,0,0,01,1,1,0,1,1,1,1,0,0,0,0,0,0,0,0,0,0,01,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0',
025        '9'=>'1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,01,1,1,1,0,0,1,1,0,0,0,0,0,0,0,0,0,0,01,1,0,0,1,1,0,0,1,1,0,0,0,0,0,0,0,0,0,01,0,0,0,0,1,0,0,0,1,0,0,0,0,0,0,0,0,0,01,0,0,0,0,1,0,0,0,1,0,0,0,0,0,0,0,0,0,01,1,0,0,1,0,0,0,1,1,0,0,0,0,0,0,0,0,0,01,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,01,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0'
026    );
027 
028    public function __construct($url){
029        $this->image=$url;
030        $this->size=getimagesize($this->image);
031        $this->im=imagecreatefrompng($this->image);
032        $this->width=$this->size[0];
033        $this->height=$this->size[1];
034        $this->imgToBinarray();
035        $this->imgToBinstring();
036        $this->getCode();
037    }
038    //图片对应数值的二值化数组。
039    private function imgToBinarray(){
040        for($x=1; $x < $this->width; $x ++){
041            $flag[$x]=false;
042            for($y=1; $y < $this->height; $y ++){
043                $color=imagecolorat($this->im,$x,$y);
044                if($color > 0 && $flag[$x] == false){
045                    $flag[$x] = true;
046                }
047                if($flag[$x]==true){
048                    $col[$x][] = $color;
049                }
050            }
051        }
052 
053        $n=0;
054        foreach($col as $k => $v){
055            $tmparray[] = join(",",$v);
056            //垂直不重叠的情况下，分隔的字符必定存在空白
057            //如果存在干扰线，应该用定宽分隔比较好。
058            if(is_array($col[$k-1]) && !is_array($col[$k+1])){
059                $n++;
060                $this->char[$n]=$tmparray;
061                $tmparray=array();
062            }
063        }
064    }
065    //图片对应数值的二值化字符串。返回数组。
066    private function imgToBinstring(){
067        foreach($this->char as $key => $val){
068            foreach($val as $v){
069                $this->string[$key].=$v;
070            }
071 
072        }
073    }
074 
075    public function getBinarray(){
076        return $this->char ;
077    }
078 
079    public function getBinstring(){
080        return $this->string;
081    }
082    //返回图片验证码数值
083    public function getCode(){
084        $precent=0;
085        foreach($this->string as $scode){
086            foreach($this->charCode as $code => $string){
087                //照某站图片验证，不存在干扰的话，相似比应该是100的。
088                similar_text($scode,$string,$precent);
089                if($precent > 99){
090                    $precent=0;
091                    $this->code.=$code;
092                }
093            }
094        }
095    }
096 
097    public function display(){
098        //Header("Content-type: image/PNG");
099        echo "<img src='$this->image'></img>";
100    }
101 
102}
103$image="http://www.xxx.com/common/imgcode.php";//目标站就隐藏了：）
104//$image="test.png";
105$png=new crackimg($image);
106//$png->display();
107//print_r($png->getBinstring());
108print_r($png->code);
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