tools/benchmark.php

   1 #!/usr/bin/php
   2 <?php
   3 /*
   4  *  benchmark.php - benchmarks thumbnailing methods
   5  *
   6  */
   7
   8 require dirname(__FILE__) . '/inc/cli.php';
   9 require 'inc/image.php';
  10
  11 // move back to this directory
  12 chdir(dirname(__FILE__));
  13
  14 if(count($argv) != 2)
  15         die("Usage: {$argv[0]} [file]\n");
  16
  17 $file = $argv[1];
  18 $extension = strtolower(substr($file, strrpos($file, '.') + 1));
  19 $out = tempnam($config['tmp'], 'thumb');
  20 $count = 300;
  21
  22 function benchmark($method) {
  23         global $config, $file, $extension, $out, $count;
  24
  25         $config['thumb_method'] = $method;
  26
  27         printf("Method: %s\nThumbnailing %d times... ", $method, $count);
  28
  29         $start = microtime(true);
  30         for($i = 0; $i < $count; $i++) {
  31                 $image = new Image($file, $extension);
  32                 $thumb = $image->resize(
  33                         $config['thumb_ext'] ? $config['thumb_ext'] : $extension,
  34                         $config['thumb_width'],
  35                         $config['thumb_height']
  36                 );
  37
  38                 $thumb->to($out);
  39                 $thumb->_destroy();
  40                 $image->destroy();
  41         }
  42         $end = microtime(true);
  43
  44         printf("Took %.2f seconds (%.2f/second; %.2f ms)\n", $end - $start, $rate = ($count / ($end - $start)), 1000 / $rate);
  45
  46         unlink($out);
  47 }
  48
  49 benchmark('gd');
  50 if (extension_loaded('imagick')) {
  51         benchmark('imagick');
  52 } else {
  53         echo "Imagick extension not loaded... skipping.\n";
  54 }
  55 benchmark('convert');
  56 benchmark('gm');
  57 becnhmark('convert+gifsicle');