/* -*- c++ -*- */
/*
 * Copyright 2011,2013 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.
 */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include "alaw_decode_bs_impl.h"
#include <gnuradio/io_signature.h>
#include <limits.h>

namespace gr {
  namespace vocoder {

extern "C" {
#include "g7xx/g72x.h"
}

    alaw_decode_bs::sptr
    alaw_decode_bs::make()
    {
      return gnuradio::get_initial_sptr
	(new alaw_decode_bs_impl());
    }

    alaw_decode_bs_impl::alaw_decode_bs_impl()
      : sync_block("vocoder_alaw_decode_bs",
		      io_signature::make(1, 1, sizeof(unsigned char)),
		      io_signature::make(1, 1, sizeof(short)))
    {
    }

    alaw_decode_bs_impl::~alaw_decode_bs_impl()
    {
    }

    int
    alaw_decode_bs_impl::work(int noutput_items,
			      gr_vector_const_void_star &input_items,
			      gr_vector_void_star &output_items)
    {
      const unsigned char *in = (const unsigned char*)input_items[0];
      short *out = (short*)output_items[0];

      for(int i = 0; i < noutput_items; i++) {
	out[i] = alaw2linear(in[i]);
      }

      return noutput_items;
    }

  } /* namespace vocoder */
} /* namespace gr */