mirror of https://github.com/gnss-sdr/gnss-sdr
87 lines
2.4 KiB
C++
87 lines
2.4 KiB
C++
/*!
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* \file labsat23_source.h
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*
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* \brief Unpacks the Labsat 2 (ls2) and (ls3) capture files
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* \author Javier Arribas jarribas (at) cttc.es
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* -------------------------------------------------------------------------
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*
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* Copyright (C) 2010-2019 (see AUTHORS file for a list of contributors)
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*
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* GNSS-SDR is a software defined Global Navigation
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* Satellite Systems receiver
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*
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* This file is part of GNSS-SDR.
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*
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* SPDX-License-Identifier: GPL-3.0-or-later
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*
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* -------------------------------------------------------------------------
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*/
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#ifndef GNSS_SDR_LABSAT23_SOURCE_H
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#define GNSS_SDR_LABSAT23_SOURCE_H
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#include "concurrent_queue.h"
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#include <gnuradio/block.h>
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#include <pmt/pmt.h>
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#include <cstdint>
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#include <fstream>
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#include <string>
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#if GNURADIO_USES_STD_POINTERS
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#include <memory>
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#else
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#include <boost/shared_ptr.hpp>
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#endif
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class labsat23_source;
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#if GNURADIO_USES_STD_POINTERS
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using labsat23_source_sptr = std::shared_ptr<labsat23_source>;
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#else
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using labsat23_source_sptr = boost::shared_ptr<labsat23_source>;
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#endif
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labsat23_source_sptr labsat23_make_source_sptr(
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const char *signal_file_basename,
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int channel_selector,
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Concurrent_Queue<pmt::pmt_t> *queue);
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/*!
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* \brief This class implements conversion between Labsat2 and 3 format byte packet samples to gr_complex
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*/
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class labsat23_source : public gr::block
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{
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public:
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~labsat23_source();
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int general_work(int noutput_items,
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gr_vector_int &ninput_items,
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gr_vector_const_void_star &input_items,
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gr_vector_void_star &output_items);
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private:
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friend labsat23_source_sptr labsat23_make_source_sptr(
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const char *signal_file_basename,
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int channel_selector,
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Concurrent_Queue<pmt::pmt_t> *queue);
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labsat23_source(const char *signal_file_basename,
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int channel_selector,
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Concurrent_Queue<pmt::pmt_t> *queue);
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std::string generate_filename();
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void decode_samples_one_channel(int16_t input_short, gr_complex *out, int type);
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int getBit(uint8_t byte, int position);
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bool d_header_parsed;
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uint8_t d_channel_selector;
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int d_channel_selector_config;
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int d_current_file_number;
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uint8_t d_labsat_version;
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std::string d_signal_file_basename;
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std::ifstream binary_input_file;
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uint8_t d_ref_clock;
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uint8_t d_bits_per_sample;
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Concurrent_Queue<pmt::pmt_t> *d_queue;
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};
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#endif // GNSS_SDR_LABSAT23_SOURCE_H
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