ImageResizing : light and simple script for jpg/png images resizing

imgResize.md

imageResize

Light and simple script made for resize all images presents in current folder and recursively. Work on JPEG and PNG images (mixed or not).

#Use

• Copy the code and paste it in imgResize.php file or download it.
• Place the file into your image(s) folder (You can have many image(s) folders into).
• Run it:

    php imgResize.php [new size]

#Example

    php imgResize.php 5 

Result: New width = old width x O.5 New height = height x 0.5 Image ÷ 2

imgResize.php

<?php

error_reporting(0);

$dh1 = opendir('.');
while (false !== ($directory = readdir($dh1))) {
  if(in_array($directory, ['..', '.', 'imgResize.php', '.DS_STORE']))
      continue;
  if(is_dir($directory)){
    $dh  = opendir($directory);
    while (false !== ($filename = readdir($dh))) {
      if(!is_dir($filename)){
        $filename = $directory.DIRECTORY_SEPARATOR.$filename;
        $pathinfo = pathinfo($filename, PATHINFO_EXTENSION);
        if(in_array($pathinfo, ['jpg', 'jpeg', 'png'])){
          $percent = '0.'.$argv[1];
          list($width, $height) = getimagesize($filename);
          $new_width = $width * $percent;
          $new_height = $height * $percent;
          $image_p = imagecreatetruecolor($new_width, $new_height);
          if($pathinfo == 'jpeg' || $pathinfo == 'jpg'){
            $image = imagecreatefromjpeg($filename);
            imagecopyresampled($image_p, $image, 0, 0, 0, 0, $new_width, $new_height, $width, $height);
            imagejpeg($image_p, $filename, 100);
          }elseif($pathinfo == 'png'){
            $image = imagecreatefrompng($filename);
            imagecopyresampled($image_p, $image, 0, 0, 0, 0, $new_width, $new_height, $width, $height);
            imagepng($image_p, $filename);
          }
        }
      }
    }
  }else{
    $filename = $directory;
    $pathinfo = pathinfo($filename, PATHINFO_EXTENSION);
    $percent = '0.'.$argv[1];
    if(in_array($pathinfo, ['jpg', 'jpeg', 'png'])){
      list($width, $height) = getimagesize($filename);
      $new_width = $width * $percent;
      $new_height = $height * $percent;
      $image_p = imagecreatetruecolor($new_width, $new_height);
      if($pathinfo == 'jpeg' || $pathinfo == 'jpg'){
        $image = imagecreatefromjpeg($filename);
        imagecopyresampled($image_p, $image, 0, 0, 0, 0, $new_width, $new_height, $width, $height);
        imagejpeg($image_p, $filename, 100);
      }elseif($pathinfo == 'png'){
        $image = imagecreatefrompng($filename);
        imagecopyresampled($image_p, $image, 0, 0, 0, 0, $new_width, $new_height, $width, $height);
        imagepng($image_p, $filename);
      }
    }
  }
}
?>