mmse_resampler_cc.h

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/* -*- c++ -*- */
/*
 * Copyright 2004,2007,2012-2013 Free Software Foundation, Inc.
 *
 * This file is part of GNU Radio
 *
 * SPDX-License-Identifier: GPL-3.0-or-later
 *
 */
 
#ifndef INCLUDED_MMSE_RESAMPLER_CC_H
#define INCLUDED_MMSE_RESAMPLER_CC_H
 
#include <gnuradio/block.h>
#include <gnuradio/filter/api.h>
 
namespace gr {
namespace filter {
 
/*!
 * \brief resampling MMSE filter with complex input, complex output
 * \ingroup resamplers_blk
 *
 * \details
 * The resampling ratio and mu parameters can be set with a pmt dict
 * message. Keys are pmt symbols with the strings "resamp_ratio" and "mu"
 * and values are pmt floats.
 */
class FILTER_API mmse_resampler_cc : virtual public block
{
public:
    // gr::filter::mmse_resampler_cc::sptr
    typedef std::shared_ptr<mmse_resampler_cc> sptr;
 
    /*!
     * \brief Build the resampling MMSE filter (complex input, complex output)
     *
     * \param phase_shift The phase shift of the output signal to the input
     * \param resamp_ratio The resampling ratio = input_rate / output_rate.
     */
    static sptr make(float phase_shift, float resamp_ratio);
 
    virtual float mu() const = 0;
    virtual float resamp_ratio() const = 0;
    virtual void set_mu(float mu) = 0;
    virtual void set_resamp_ratio(float resamp_ratio) = 0;
};
 
} /* namespace filter */
} /* namespace gr */
 
#endif /* INCLUDED_MMSE_RESAMPLER_FF_H */