mirror of
https://github.com/eried/portapack-mayhem.git
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84 lines
2.2 KiB
C++
84 lines
2.2 KiB
C++
/*
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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_SSTV_TX_H__
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#define __PROC_SSTV_TX_H__
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#include "portapack_shared_memory.hpp"
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#include "baseband_processor.hpp"
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#include "baseband_thread.hpp"
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#include "sstv.hpp"
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using namespace sstv;
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class SSTVTXProcessor : 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 p) override;
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private:
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// 1900 300ms
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// 1200 10ms
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// 1900 300ms
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const std::pair<uint32_t, uint32_t> calibration_sequence[3] = {
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{ SSTV_F2D(1900), SSTV_MS2S(300) },
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{ SSTV_F2D(1200), SSTV_MS2S(10) },
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{ SSTV_F2D(1900), SSTV_MS2S(300) }
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};
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enum state_t {
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STATE_CALIBRATION = 0,
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STATE_VIS,
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STATE_SYNC,
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STATE_PIXELS
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};
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state_t state { };
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bool configured { false };
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BasebandThread baseband_thread { 3072000, this, NORMALPRIO + 20, baseband::Direction::Transmit };
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uint32_t vis_code_sequence[10] { };
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sstv_scanline scanline_buffer[2] { };
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uint8_t buffer_flip { 0 }, substep { 0 };
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uint32_t pixel_duration { };
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sstv_scanline * current_scanline { };
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uint8_t pixel_luma { };
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uint32_t fm_delta { 0 };
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uint32_t tone_phase { 0 };
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uint32_t tone_delta { 0 };
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uint32_t pixel_index { 0 };
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uint32_t sample_count { 0 };
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uint32_t phase { 0 }, sphase { 0 };
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int32_t tone_sample { 0 }, delta { 0 };
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int8_t re { }, im { };
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RequestSignalMessage sig_message { RequestSignalMessage::Signal::FillRequest };
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};
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#endif
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