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Convert JPG to RGB colored ASCII

/ Published in: PHP
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  1. <html> 
  2. <head> 
  3. <title>Ascii</title> 
  4. <style> 
  5. body{ 
  6.     line-height:1px; 
  7.     font-size:1px; 
  8. } 
  9. </style> 
  10. </head> 
  11. <body> 
  12. <?php 
  13. function getext($filename) { 
  14.     $pos = strrpos($filename,'.'); 
  15.     $str = substr($filename, $pos); 
  16.     return $str; 
  17. } 
  18.  
  19.     $image = 'image.jpg';
  20.     $ext = getext($image); 
  21.     if($ext == ".jpg"){ 
  22.         $img = ImageCreateFromJpeg($image); 
  23.     } 
  24.     else{ 
  25.         echo'Wrong File Type'; 
  26.     } 
  27.     $width = imagesx($img); 
  28.     $height = imagesy($img); 
  29.  
  30.     ob_start(); 
  31.     for($h=0;$h<$height;$h++){ 
  32.         for($w=0;$w<=$width;$w++){ 
  33.             $rgb = ImageColorAt($img, $w, $h); 
  34.             $r = ($rgb >> 16) & 0xFF; 
  35.             $g = ($rgb >> 8) & 0xFF; 
  36.             $b = $rgb & 0xFF; 
  37.             if($w == $width){ 
  38.                 echo '<br>'; 
  39.             }else{ 
  40.                echo '<span style="color:rgb('.$r.','.$g.','.$b.');">X</span>';
  41.             } 
  42.         } 
  43.     }
  44.  
  45.     $output = ob_get_contents();
  46.     ob_end_clean();
  47.  
  48. //    file_output_contents("test.html");
  49.  
  50.     echo $output; 
  51. ?>

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