mirror of https://github.com/gnss-sdr/gnss-sdr
76 lines
2.5 KiB
C++
76 lines
2.5 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) 2010-2018 (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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* GNSS-SDR is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GNSS-SDR is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNSS-SDR. If not, see <http://www.gnu.org/licenses/>.
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*
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* -------------------------------------------------------------------------
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*/
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#ifndef LABSAT23_SOURCE_H
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#define LABSAT23_SOURCE_H
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#include <gnuradio/block.h>
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#include <string>
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#include <iostream>
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#include <fstream>
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#include <stdint.h>
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class labsat23_source;
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typedef boost::shared_ptr<labsat23_source> labsat23_source_sptr;
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labsat23_source_sptr labsat23_make_source(const char *signal_file_basename, int channel_selector);
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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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private:
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friend labsat23_source_sptr labsat23_make_source_sptr(const char *signal_file_basename, int channel_selector);
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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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public:
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labsat23_source(const char *signal_file_basename, int channel_selector);
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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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};
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#endif
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