/* -*- c++ -*- */

/*

 * Copyright 2006 Free Software Foundation, Inc.

 * 

 * This file is part of GNU Radio

 * 

 * GNU Radio is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation; either version 3, or (at your option)

 * any later version.

 * 

 * GNU Radio is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 * 

 * You should have received a copy of the GNU General Public License

 * along with GNU Radio; see the file COPYING.  If not, write to

 * the Free Software Foundation, Inc., 51 Franklin Street,

 * Boston, MA 02110-1301, USA.

 */

#ifndef INCLUDED_ATSC_PAD_H

#define INCLUDED_ATSC_PAD_H

#include <atsc_api.h>

#include <gr_sync_decimator.h>

class atsc_pad;

typedef boost::shared_ptr<atsc_pad> atsc_pad_sptr;

ATSC_API atsc_pad_sptr atsc_make_pad();

/*!

 * \brief pad mpeg ts packets from 188 byte char to 

 * to 256 byte atsc_mpeg_packet

 * \ingroup atsc

 *

 * input: unsigned char; output: atsc_mpeg_packet

 */

class ATSC_API atsc_pad : public gr_sync_decimator

{

  friend ATSC_API atsc_pad_sptr atsc_make_pad();

  atsc_pad();

public:

  void forecast (int noutput_items, gr_vector_int &ninput_items_required);

  int work (int noutput_items,

            gr_vector_const_void_star &input_items,

            gr_vector_void_star &output_items);

  void reset() { /* nop */ }

};

#endif /* INCLUDED_ATSC_PAD_H */