/*! * \file nsr_file_signal_source.h * \brief Implementation of a class that reads signals samples from a NSR 2 bits sampler front-end file * and adapts it to a SignalSourceInterface. More information about the front-end here * http://www.ifen.com/products/sx-scientific-gnss-solutions/nsr-software-receiver.html * \author Javier Arribas, 2013 jarribas(at)cttc.es * * This class represents a file signal source. * * ----------------------------------------------------------------------------- * * GNSS-SDR is a Global Navigation Satellite System software-defined receiver. * This file is part of GNSS-SDR. * * Copyright (C) 2010-2021 (see AUTHORS file for a list of contributors) * SPDX-License-Identifier: GPL-3.0-or-later * * ----------------------------------------------------------------------------- */ #ifndef GNSS_SDR_NSR_FILE_SIGNAL_SOURCE_H #define GNSS_SDR_NSR_FILE_SIGNAL_SOURCE_H #include "file_source_base.h" #include "unpack_byte_2bit_samples.h" /** \addtogroup Signal_Source * \{ */ /** \addtogroup Signal_Source_adapters * \{ */ class ConfigurationInterface; /*! * \brief Class that reads signals samples from a file * and adapts it to a SignalSourceInterface */ class NsrFileSignalSource : public FileSourceBase { public: NsrFileSignalSource(const ConfigurationInterface* configuration, const std::string& role, unsigned int in_streams, unsigned int out_streams, Concurrent_Queue* queue); ~NsrFileSignalSource() = default; protected: std::tuple itemTypeToSize() override; double packetsPerSample() const override; gnss_shared_ptr source() const override; void create_file_source_hook() override; void pre_connect_hook(gr::top_block_sptr top_block) override; void pre_disconnect_hook(gr::top_block_sptr top_block) override; private: unpack_byte_2bit_samples_sptr unpack_byte_; }; /** \} */ /** \} */ #endif // GNSS_SDR_NSR_FILE_SIGNAL_SOURCE_H