3 * Copyright 2005 Free Software Foundation, Inc.
5 * This file is part of GNU Radio
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8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 3, or (at your option)
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with GNU Radio; see the file COPYING. If not, write to
19 * the Free Software Foundation, Inc., 51 Franklin Street,
20 * Boston, MA 02110-1301, USA.
24 * WARNING: This file is automatically generated by
25 * generate_gr_rational_resampler_base_XXX.py Any changes made to this
26 * file will be overwritten.
29 #ifndef INCLUDED_GR_RATIONAL_RESAMPLER_BASE_FFF_H
30 #define INCLUDED_GR_RATIONAL_RESAMPLER_BASE_FFF_H
34 class gr_rational_resampler_base_fff;
35 typedef boost::shared_ptr<gr_rational_resampler_base_fff> gr_rational_resampler_base_fff_sptr;
36 gr_rational_resampler_base_fff_sptr
37 gr_make_rational_resampler_base_fff (unsigned interpolation,
39 const std::vector<float> &taps);
44 * \brief Rational Resampling Polyphase FIR filter with float input, float output and float taps
47 class gr_rational_resampler_base_fff : public gr_block
51 unsigned d_interpolation, d_decimation;
53 std::vector<float> d_new_taps;
55 std::vector<gr_fir_fff *> d_firs;
57 friend gr_rational_resampler_base_fff_sptr
58 gr_make_rational_resampler_base_fff (unsigned interpolation, unsigned decimation, const std::vector<float> &taps);
62 * Construct a FIR filter with the given taps
64 gr_rational_resampler_base_fff (unsigned interpolation, unsigned decimation,
65 const std::vector<float> &taps);
67 void install_taps (const std::vector<float> &taps);
70 ~gr_rational_resampler_base_fff ();
71 unsigned history () const { return d_history; }
72 void set_history (unsigned history) { d_history = history; }
74 unsigned interpolation() const { return d_interpolation; }
75 unsigned decimation() const { return d_decimation; }
77 void set_taps (const std::vector<float> &taps);
79 void forecast (int noutput_items, gr_vector_int &ninput_items_required);
80 int general_work (int noutput_items,
81 gr_vector_int &ninput_items,
82 gr_vector_const_void_star &input_items,
83 gr_vector_void_star &output_items);