64 lines
2.0 KiB
C
64 lines
2.0 KiB
C
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/* -*- 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) 2016, 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_AFSK_DECODER_H
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#define INCLUDED_SATNOGS_AFSK_DECODER_H
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#include <satnogs/api.h>
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#include <gnuradio/block.h>
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namespace gr {
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namespace satnogs {
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/*!
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* \brief AFSK decoder. This particular decoder uses a Frequency Domain
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* approach to retrieve the message.
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* \ingroup satnogs
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*
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*/
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class SATNOGS_API afsk_decoder : virtual public gr::block
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{
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public:
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typedef boost::shared_ptr<afsk_decoder> sptr;
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/*!
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* An AFSK decoder.
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* @param sampling_rate the input sampling rate
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* @param baudrate the baudrate (symbols per second)
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* @param fft_size the FFT size that the decoder will use.
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* @param auto_carrier_tracking if set to yes, the decoder will try
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* to automatically find the mark and space frequencies
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* @param mark_freq the frequency of the mark (1)
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* @param mark_space the frequency of the space (0)
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*/
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static sptr make(double sampling_rate, size_t baudrate = 1200,
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size_t fft_size = 128,
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bool auto_carrier_tracking = false,
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double mark_freq = 2400.0,
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double space_freq = 1200.0);
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};
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} // namespace satnogs
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} // namespace gr
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#endif /* INCLUDED_SATNOGS_AFSK_DECODER_H */
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