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Source View: file_is_displayable_image

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Source View

Line Code
305 function file_is_displayable_image($path) {
306      $info = @getimagesize($path);
307      if ( empty($info) )
308           $result = false;
309      elseif ( !in_array($info[2], array(IMAGETYPE_GIF, IMAGETYPE_JPEG, IMAGETYPE_PNG)) )     // only gif, jpeg and png images can reliably be displayed
310           $result = false;
311      else
312           $result = true;
313
314      return apply_filters('file_is_displayable_image', $result, $path);
315 }
316
317 /**
318  * Load an image resource for editing.
319  *
320  * @since 2.9.0
321  *
322  * @param string $attachment_id Attachment ID.
323  * @param string $mime_type Image mime type.