gnss-sdr/src/algorithms/signal_source/adapters/rtl_tcp_signal_source.h

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/*!
* \file rtl_tcp_signal_source.h
* \brief Signal source which reads from rtl_tcp.
* (see https://osmocom.org/projects/rtl-sdr/wiki for more information)
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* \author Anthony Arnold, 2015. anthony.arnold(at)uqconnect.edu.au
*
* -------------------------------------------------------------------------
*
* Copyright (C) 2010-2019 (see AUTHORS file for a list of contributors)
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*
* 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 <https://www.gnu.org/licenses/>.
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*
* -------------------------------------------------------------------------
*/
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#ifndef GNSS_SDR_RTL_TCP_SIGNAL_SOURCE_H_
#define GNSS_SDR_RTL_TCP_SIGNAL_SOURCE_H_
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#include "concurrent_queue.h"
#include "gnss_block_interface.h"
#include "rtl_tcp_signal_source_c.h"
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#include <boost/shared_ptr.hpp>
#include <gnuradio/blocks/deinterleave.h>
#include <gnuradio/blocks/file_sink.h>
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#include <gnuradio/blocks/float_to_complex.h>
#include <pmt/pmt.h>
#include <memory>
#include <stdexcept>
#include <string>
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class ConfigurationInterface;
/*!
* \brief This class reads from rtl_tcp, which streams interleaved
* I/Q samples over TCP.
* (see https://osmocom.org/projects/rtl-sdr/wiki)
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*/
class RtlTcpSignalSource : public GNSSBlockInterface
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{
public:
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RtlTcpSignalSource(ConfigurationInterface* configuration,
const std::string& role,
unsigned int in_stream,
unsigned int out_stream,
std::shared_ptr<Concurrent_Queue<pmt::pmt_t>> queue);
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~RtlTcpSignalSource() = default;
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inline std::string role() override
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{
return role_;
}
/*!
* \brief Returns "RtlTcp_Signal_Source"
*/
inline std::string implementation() override
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{
return "RtlTcp_Signal_Source";
}
inline size_t item_size() override
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{
return item_size_;
}
void connect(gr::top_block_sptr top_block) override;
void disconnect(gr::top_block_sptr top_block) override;
gr::basic_block_sptr get_left_block() override;
gr::basic_block_sptr get_right_block() override;
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private:
void MakeBlock();
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std::string role_;
// rtl_tcp settings
std::string address_;
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int16_t port_;
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bool AGC_enabled_;
double sample_rate_;
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bool flip_iq_;
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unsigned int in_stream_;
unsigned int out_stream_;
double freq_;
double gain_;
double if_gain_;
double rf_gain_;
std::string item_type_;
size_t item_size_;
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uint64_t samples_;
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bool dump_;
std::string dump_filename_;
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rtl_tcp_signal_source_c_sptr signal_source_;
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boost::shared_ptr<gr::block> valve_;
gr::blocks::file_sink::sptr file_sink_;
std::shared_ptr<Concurrent_Queue<pmt::pmt_t>> queue_;
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};
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#endif // GNSS_SDR_RTL_TCP_SIGNAL_SOURCE_H_