PHP图片识别成文字

 

/**
 * 电话号码识别.
 * @author by zsc for 2010.03.24
 */

class gjPhone{
  protected $imgPath;//图片路径   
  protected $imgSize;//图片大小
  protected $hecData;//分离后数组
  protected $horData;//横向整理的数据
  protected $verData;//纵向整理的数据
 
  function __construct($path){
      $this->imgPath = $path;
  }
/**
 * 颜色分离转换...
 *
 * @param unknown_type $path
 * @return unknown
 */
  public function getHec()
    {  
        $size = getimagesize($this->imgPath);
        $res = imagecreatefrompng($this->imgPath);       
        for($i=0; $i < $size[1]; ++$i)
        {  
            for($j=0; $j < $size[0]; ++$j)
            {
                $rgb = imagecolorat($res,$j,$i);
                $rgbarray = imagecolorsforindex($res, $rgb);              
                if($rgbarray['red'] < 125 || $rgbarray['green']<125
                || $rgbarray['blue'] < 125)
                {
                    $data[$i][$j]=1;
                }else{
                    $data[$i][$j]=0;
                }
            }
        }
        $this->imgSize = $size;
        $this->hecData = $data;
    }
/**
 * 颜色分离后的数据横向整理...
 *
 * @return unknown
 */
public function magHorData()
{  
   
    $data = $this->hecData;
    $size = $this->imgSize;   
    $z = 0;
    for($i=0; $i<$size[1]; ++$i)  
    {
        if(in_array('1',$data[$i])){
            $z++;
            for($j=0; $j<$size[0]; ++$j)
            {  
                if($data[$i][$j] == '1'){                   
                   $newdata[$z][$j] = 1;
                }else{
                   $newdata[$z][$j] = 0;
                }
            }          
       }   
       
    }
    return $this->horData = $newdata;
}
/**
 * 整理纵向数据...
 *
 * @return unknown
 */
public function magVerData($newdata){
    for ($i=0;$i<132;++$i){
        for($j=1;$j<13;++$j){
            $ndata[$i][$j] = $newdata[$j][$i];
        }
    }

   
    $sum = count($ndata);
    $c = 0;
    for ($a=0;$a<$sum;$a++){
        $value = $ndata[$a];
        if(in_array(1,$value)){           
              $ndatas[$c] = $value;
              $c++;
        }elseif(is_array($ndatas)){
          $b = $c-1;
          if(in_array(1,$ndatas[$b])){
              $ndatas[$c] = $value;
              $c++;
          }
        }       
    }
   
    return $this->verData = $ndatas;
   
}
/**
 * 显示电话号码...
 *
 * @return unknown
 */
public function showPhone($ndatas){
    $phone = null;
    $d = 0;
    foreach ($ndatas as $key => $val){
        if(in_array(1,$val)){
            foreach ($val as $k => $v){
               $ndArr[$d].=$v;
            }
        }       
        if(!in_array(1,$val)){
            $d++;
        }
    }
   foreach ($ndArr as $key01 =>$val01){
        $phone .= $this->initData($val01);
   }  
   return $phone;
}
/**
 * 分离显示...
 *
 * @param unknown_type $dataArr
 */
function drawWH($dataArr){
    if(is_array($dataArr)){
        foreach ($dataArr as $key => $val){
            foreach ($val as $k => $v){
                if($v == 0){
                    $c .= "<font color='#FFFFFF'>".$v."</font>";
                }else{
                  $c .= $v;
                }
            }
            $c .= "<br/>";
        }   
    }
    echo $c;
}
    /**
     * 初始数据...
     *
     * @param unknown_type $numStr
     * @return unknown
     */
    public function initData($numStr){
        $result = null;
        $data = array(
            0=>'000011111000001111111110011000000011110000000001110000000001110000000001110000000001011000000011011100000111000111111100000001110000',
            1=>'011000000000011000000000111111111111111111111111',
            2=>'001000000011011000000111110000001101110000011001110000011001110000110001111001100001011111100001000110000001',
            3=>'001000000010011000000011110000000001110000000001110000110001110000110001011001110011011111011111000110001100',
            4=>'000000001100000000111100000001111100000011101100000111001100001100001100011000001100111111111111111111111111000000001100000000000100',
            5=>'111111000001111111000001110001000001110001000001110001100001110001100001110000110011110000111111000000001100',
            6=>'000011111000001111111110011000110011110001100001110001100001110001100001110001100001010001110011010000111111000000001100',
            7=>'110000000000110000000111110000111111110001110000110111000000111100000000111000000000111000000000',
            8=>'000100011110011111111111110011100001110001100001110001100001110001100001110011100001011111111111000100011110',
            9=>'001111000000011111100001110000110001110000110001110000110001110000110001011000100001011111100111000111111110000001110000',
        );
        foreach ($data as $key => $val){
           similar_text($numStr,$val,$pre);
           if($pre>95){//相似度95%以上
               $result = $key;
               break;
           }
        }
        return $result;
    }
}

$imgPath = "http://bj.ganji.com/tel/5463013757650d6c5e31093e563c51315b6c5c6c5237.png";
$gjPhone = new gjPhone($imgPath);
//进行颜色分离
$gjPhone->getHec();
//画出横向数据
$horData = $gjPhone->magHorData();
echo "===============横向数据==============<br/><br/><br/>";
$gjPhone->drawWH($horData);
// 画出纵向数据
$verData = $gjPhone->magVerData($horData);
echo "<br/><br/><br/>===============纵向数据==============< br/><br/><br/>";
$gjPhone->drawWH($verData);

// 输出电话
$phone = $gjPhone->showPhone($verData);
echo "<br/><br/><br/>===============电话==============<br /><br/><br/>".$phone;