67 lines
2.0 KiB
C++
67 lines
2.0 KiB
C++
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/*
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* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
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* Copyright (C) 2016 Furrtek
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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 __PROC_AUDIOTX_H__
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#define __PROC_AUDIOTX_H__
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#include "baseband_processor.hpp"
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#include "baseband_thread.hpp"
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#include "tone_gen.hpp"
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#include "stream_output.hpp"
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class AudioTXProcessor : public BasebandProcessor {
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public:
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void execute(const buffer_c8_t& buffer) override;
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void on_message(const Message* const msg) override;
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private:
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static constexpr size_t baseband_fs = 1536000;
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BasebandThread baseband_thread { baseband_fs, this, NORMALPRIO + 20, baseband::Direction::Transmit };
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std::unique_ptr<StreamOutput> stream { };
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ToneGen tone_gen { };
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uint32_t resample_inc { }, resample_acc { };
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uint32_t fm_delta { 0 };
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uint32_t phase { 0 }, sphase { 0 };
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uint8_t audio_sample { };
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int32_t sample { 0 }, delta { };
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int8_t re { 0 }, im { 0 };
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size_t progress_interval_samples = 0 , progress_samples = 0;
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bool configured { false };
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uint32_t bytes_read { 0 };
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void samplerate_config(const SamplerateConfigMessage& message);
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void audio_config(const AudioTXConfigMessage& message);
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void replay_config(const ReplayConfigMessage& message);
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TXProgressMessage txprogress_message { };
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RequestSignalMessage sig_message { RequestSignalMessage::Signal::FillRequest };
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};
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#endif
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