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gnss-sdr/src/algorithms/signal_source/gnuradio_blocks/unpack_byte_2bit_samples.h
2015-01-08 19:49:59 +01:00

61 lines
1.9 KiB
C++

/*!
* \file unpack_byte_2bit_samples.h
*
* \brief Unpacks byte samples to NSR 2 bits samples
* \author Javier Arribas jarribas (at) cttc.es
* -------------------------------------------------------------------------
*
* Copyright (C) 2010-2015 (see AUTHORS file for a list of contributors)
*
* GNSS-SDR is a software defined Global Navigation
* Satellite Systems receiver
*
* This file is part of GNSS-SDR.
*
* GNSS-SDR 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 of the License, or
* (at your option) any later version.
*
* GNSS-SDR 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 GNSS-SDR. If not, see <http://www.gnu.org/licenses/>.
*
* -------------------------------------------------------------------------
*/
#ifndef GNSS_SDR_UNPACK_BYTE_2BIT_SAMPLES_H
#define GNSS_SDR_UNPACK_BYTE_2BIT_SAMPLES_H
#include <gnuradio/sync_interpolator.h>
class unpack_byte_2bit_samples;
typedef boost::shared_ptr<unpack_byte_2bit_samples> unpack_byte_2bit_samples_sptr;
unpack_byte_2bit_samples_sptr make_unpack_byte_2bit_samples();
/*!
* \brief This class implements conversion between byte packet samples to 2bit samples
* 1 byte = 4 2bit samples
*/
class unpack_byte_2bit_samples: public gr::sync_interpolator
{
private:
friend unpack_byte_2bit_samples_sptr
make_unpack_byte_2bit_samples_sptr();
public:
unpack_byte_2bit_samples();
~unpack_byte_2bit_samples();
int work (int noutput_items,
gr_vector_const_void_star &input_items,
gr_vector_void_star &output_items);
};
#endif