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gnss-sdr/src/algorithms/signal_source/gnuradio_blocks/unpack_intspir_1bit_samples.h
2019-09-07 16:42:22 +02:00

60 lines
2.0 KiB
C++

/*!
* \file unpack_intspir_1bit_samples.h
*
* \brief Unpacks SPIR int samples to NSR 1 bit samples
* \author Fran Fabra fabra (at) ice.csic.es
* -------------------------------------------------------------------------
*
* Copyright (C) 2010-2019 (see AUTHORS file for a list of contributors)
*
* GNSS-SDR is a software defined Global Navigation
* Satellite Systems receiver
*
* This file is not 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 <https://www.gnu.org/licenses/>.
*
* -------------------------------------------------------------------------
*/
#ifndef GNSS_SDR_UNPACK_INTSPIR_1BIT_SAMPLES_H_
#define GNSS_SDR_UNPACK_INTSPIR_1BIT_SAMPLES_H_
#include <gnuradio/sync_interpolator.h>
class unpack_intspir_1bit_samples;
using unpack_intspir_1bit_samples_sptr = boost::shared_ptr<unpack_intspir_1bit_samples>;
unpack_intspir_1bit_samples_sptr make_unpack_intspir_1bit_samples();
/*!
* \brief This class implements conversion between byte packet samples to 2bit samples
* 1 byte = 4 2bit samples
*/
class unpack_intspir_1bit_samples : public gr::sync_interpolator
{
public:
unpack_intspir_1bit_samples();
~unpack_intspir_1bit_samples() = default;
int work(int noutput_items,
gr_vector_const_void_star &input_items,
gr_vector_void_star &output_items);
private:
friend unpack_intspir_1bit_samples_sptr make_unpack_intspir_1bit_samples_sptr();
};
#endif // GNSS_SDR_UNPACK_INTSPIR_1BIT_SAMPLES_H_