mirror of
https://github.com/portapack-mayhem/mayhem-firmware.git
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77 lines
2.2 KiB
C++
77 lines
2.2 KiB
C++
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/*
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* Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
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*
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* This file is part of PortaPack.
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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 2, or (at your option)
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* 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; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __BASEBAND_PROCESSOR_H__
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#define __BASEBAND_PROCESSOR_H__
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#include "dsp_types.hpp"
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#include "complex.hpp"
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#include "block_decimator.hpp"
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#include "channel_stats_collector.hpp"
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#include "audio_stats_collector.hpp"
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#include <array>
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#include <cstdint>
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#include <complex>
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class BasebandProcessor {
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public:
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virtual ~BasebandProcessor() = default;
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virtual void execute(buffer_c8_t buffer) = 0;
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void update_spectrum();
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protected:
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void feed_channel_stats(const buffer_c16_t channel);
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void feed_channel_spectrum(
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const buffer_c16_t channel,
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const uint32_t filter_pass_frequency,
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const uint32_t filter_stop_frequency
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);
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void fill_audio_buffer(const buffer_s16_t audio);
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volatile bool channel_spectrum_request_update { false };
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std::array<std::complex<float>, 256> channel_spectrum;
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uint32_t channel_spectrum_sampling_rate { 0 };
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uint32_t channel_filter_pass_frequency { 0 };
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uint32_t channel_filter_stop_frequency { 0 };
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private:
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BlockDecimator<256> channel_spectrum_decimator { 4 };
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ChannelStatsCollector channel_stats;
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ChannelStatisticsMessage channel_stats_message;
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AudioStatsCollector audio_stats;
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AudioStatisticsMessage audio_stats_message;
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void post_channel_stats_message(const ChannelStatistics statistics);
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void post_channel_spectrum_message(const buffer_c16_t data);
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void feed_audio_stats(const buffer_s16_t audio);
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void post_audio_stats_message(const AudioStatistics statistics);
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};
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#endif/*__BASEBAND_PROCESSOR_H__*/
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