function image_gd_get_info

Get details about an image.

Parameters

$image: An image object.

Return value

FALSE, if the file could not be found or is not an image. Otherwise, a: keyed array containing information about the image:

• "width": Width, in pixels.
• "height": Height, in pixels.
• "extension": Commonly used file extension for the image.
• "mime_type": MIME type ('image/jpeg', 'image/gif', 'image/png').

See also

image_get_info()

Related topics

File

core/modules/system/image.gd.inc, line 359

GD2 toolkit for image manipulation within Backdrop.

Code

function image_gd_get_info(stdClass $image) {
  $details = FALSE;
  $data = @getimagesize($image->source);

  if (isset($data) && is_array($data)) {
    $supported_extensions = image_get_supported_extensions();
    // Only extensions that exist in GD.
    $extension = image_type_to_extension($data[2], FALSE) ? : '';
    // Only extensions supported by Backdrop at this time.
    $extension = in_array($extension, $supported_extensions) ? $extension : '';
    // Treat jpeg as jpg.
    $extension = $extension == 'jpeg' ? 'jpg' : $extension;
    $details = array(
      'width' => $data[0],
      'height' => $data[1],
      'extension' => $extension,
      'mime_type' => $data['mime'],
    );
  }

  return $details;
}