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Source View: file_is_displayable_image

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Source View

Line Code
318 function file_is_displayable_image($path) {
319      $info = @getimagesize($path);
320      if ( empty($info) )
321           $result = false;
322      elseif ( !in_array($info[2], array(IMAGETYPE_GIF, IMAGETYPE_JPEG, IMAGETYPE_PNG)) )     // only gif, jpeg and png images can reliably be displayed
323           $result = false;
324      else
325           $result = true;
327      return apply_filters('file_is_displayable_image', $result, $path);
328 }
330 ?>