75 lines
2.3 KiB
C++
75 lines
2.3 KiB
C++
/* -*- c++ -*- */
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/*
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* gr-satnogs: SatNOGS GNU Radio Out-Of-Tree Module
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*
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* Copyright (C) 2017, Libre Space Foundation <http://librespacefoundation.org/>
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*
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* This program 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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* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef INCLUDED_SATNOGS_WATERFALL_SINK_H
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#define INCLUDED_SATNOGS_WATERFALL_SINK_H
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#include <satnogs/api.h>
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#include <gnuradio/sync_block.h>
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namespace gr {
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namespace satnogs {
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/*!
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* \brief This block computes the waterfall of the incoming signal
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* and stores the result to a file.
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*
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* The file has a special header, so that the satnogs_waterfall Gnuplot
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* script to be able to plot it properly.
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*
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* \ingroup satnogs
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*
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*/
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class SATNOGS_API waterfall_sink : virtual public gr::sync_block {
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public:
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typedef boost::shared_ptr<waterfall_sink> sptr;
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/**
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* This block computes the waterfall of the incoming signal
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* and stores the result to a file.
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*
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* The file has a special header, so that the satnogs_waterfall Gnuplot
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* script to be able to plot it properly.
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*
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* @param samp_rate the sampling rate
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* @param center_freq the observation center frequency. Used only for
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* plotting reasons. For a normalized frequency x-axis set it to 0.
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* @param pps pixels per second
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* @param fft_size FFT size
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* @param filename the name of the output file
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* @param mode the mode that the waterfall.
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* - 0: Simple decimation
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* - 1: Max hold
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* - 2: Mean energy
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*
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* @return shared pointer to the object
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*/
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static sptr
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make(double samp_rate, double center_freq,
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double pps, size_t fft_size,
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const std::string &filename, int mode = 0);
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};
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} // namespace satnogs
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} // namespace gr
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#endif /* INCLUDED_SATNOGS_WATERFALL_SINK_H */
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