Imagick
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Imagick::getNumberImages

(PECL imagick 2.0.0)

Imagick::getNumberImages — Returns the number of images in the object

说明

int Imagick::getNumberImages ( void )

Returns the number of images associated with Imagick object.

返回值

Returns the number of images associated with Imagick object.

错误/异常

错误时抛出 ImagickException .

Imagick
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PHP手册 - N: Returns the number of images in the object

用户评论:

gzabriskie at yahoo dot com (07-Apr-2009 01:21)

<?php
/* Create the object */
$image = new Imagick('YourImageLocation.tif');
$count = $image->getNumberImages();

echo "<h3 style=\"font: bold 12pt Arial\">Total Number of Images Extracted ".
     "from the TIF : ".$image->getNumberImages()."</h3>";

for ($x = 1;$x <= $image->getNumberImages(); $x++) {
  $image->previousImage();
  $image->thumbnailImage( 400, null );
  $image->writeImage('img'.$count.'.png');
  $count--;
}
?>

<html>
  <head>
    <title>Extracting Images Form TIFF</title>
  </head>
  <body>
    <table cellspacing="10" style="background: #ddd"><tr>
      <?php
      for ($x = 1;$x <= $image->getNumberImages(); $x++) {
        echo "<td><img src=\"img$x.png\"<br /><p style=\"font: bold 12pt Arial;".
             "text-align: center\">image $x (png)</p></td>";
      }
      ?>
    </tr></table>
  </body>
</html>