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    // Pass in "render_multi_edit_form" as a parameter to signal to the

    // media_browser() function that we need to edit multiple files.

    $parameters['query']['render_multi_edit_form'] = TRUE;

/**

 * Implements hook_multiform_get_form_alter().

 *

 * Alter the multiform that is used after uploading multiple files.

 */

function media_bulk_upload_multiform_get_form_alter($form_state_save, &$redirect, $all_args) {

  // Was this form submitted while in the Media browser?

  if (isset($redirect['#media_browser']) && !empty($form_state_save['input'])) {

    // The $all_args should be an array of arrays, with the second element of

    // the inner array being the file. For details on this structure, see

    // the media_bulk_upload_file_page_edit_multiple() function.

    $fids = array();

    foreach ($all_args as $arg) {

      if (count($arg) == 2) {

        $file = $arg[1];

        $fids[] = $file->fid;

      }

    }

    // If we found something, instruct the Media browser to close and attach

    // the files to whatever they need to be attached to.

    if (!empty($fids)) {

      $url = 'media/browser';

      $parameters = array('query' => array('render' => 'media-popup', 'fid' => $fids));

      $redirect['redirect'] = array($url, $parameters);

    }

  }

}