gnss-sdr/src/algorithms/signal_source/gnuradio_blocks/unpack_intspir_1bit_samples.h

58 lines
1.6 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.
*
* SPDX-License-Identifier: GPL-3.0-or-later
*
* -------------------------------------------------------------------------
*/
#ifndef GNSS_SDR_UNPACK_INTSPIR_1BIT_SAMPLES_H
#define GNSS_SDR_UNPACK_INTSPIR_1BIT_SAMPLES_H
#include <gnuradio/sync_interpolator.h>
#if GNURADIO_USES_STD_POINTERS
#include <memory>
#else
#include <boost/shared_ptr.hpp>
#endif
class unpack_intspir_1bit_samples;
#if GNURADIO_USES_STD_POINTERS
using unpack_intspir_1bit_samples_sptr = std::shared_ptr<unpack_intspir_1bit_samples>;
#else
using unpack_intspir_1bit_samples_sptr = boost::shared_ptr<unpack_intspir_1bit_samples>;
#endif
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