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Source View: file_is_displayable_image

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Source View

Line Code
331 function file_is_displayable_image($path) {
332      $info = @getimagesize($path);
333      if ( empty($info) )
334           $result = false;
335      elseif ( !in_array($info[2], array(IMAGETYPE_GIF, IMAGETYPE_JPEG, IMAGETYPE_PNG)) )     // only gif, jpeg and png images can reliably be displayed
336           $result = false;
337      else
338           $result = true;
340      return apply_filters('file_is_displayable_image', $result, $path);
341 }