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

/*

 * Copyright 2005 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 2, 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., 59 Temple Place - Suite 330,

 * Boston, MA 02111-1307, USA.

 */

#ifndef INCLUDED_GR_STREAMS_TO_STREAM_H

#define INCLUDED_GR_STREAMS_TO_STREAM_H

#include <gr_sync_interpolator.h>

class gr_streams_to_stream;

typedef boost::shared_ptr<gr_streams_to_stream> gr_streams_to_stream_sptr;

gr_streams_to_stream_sptr 

gr_make_streams_to_stream (size_t item_size, size_t nstreams);

/*!

 * \brief Convert N streams of 1 item into a 1 stream of N items

 * \ingroup block

 *

 * Convert N streams of 1 item into 1 stream of N items.

 * Repeat ad infinitum.

 */

class gr_streams_to_stream : public gr_sync_interpolator

{

  friend gr_streams_to_stream_sptr

    gr_make_streams_to_stream (size_t item_size, size_t nstreams);

 protected:

  gr_streams_to_stream (size_t item_size, size_t nstreams);

 public:

  int work (int noutput_items,

            gr_vector_const_void_star &input_items,

            gr_vector_void_star &output_items);

};

#endif /* INCLUDED_GR_STREAMS_TO_STREAM_H */