84 lines
2.2 KiB
C++
84 lines
2.2 KiB
C++
|
/*
|
||
|
|
* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
|
||
|
|
* Copyright (C) 2016 Furrtek
|
||
|
|
*
|
||
|
|
* This file is part of PortaPack.
|
||
|
|
*
|
||
|
|
* This program is free software; you can redistribute it and/or modify
|
||
|
|
* it under the terms of the GNU General Public License as published by
|
||
|
|
* the Free Software Foundation; either version 2, or (at your option)
|
||
|
|
* any later version.
|
||
|
|
*
|
||
|
|
* This program is distributed in the hope that it will be useful,
|
||
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
|
|
* GNU General Public License for more details.
|
||
|
|
*
|
||
|
|
* You should have received a copy of the GNU General Public License
|
||
|
|
* along with this program; see the file COPYING. If not, write to
|
||
|
|
* the Free Software Foundation, Inc., 51 Franklin Street,
|
||
|
|
* Boston, MA 02110-1301, USA.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef __PROC_SSTV_TX_H__
|
||
|
|
#define __PROC_SSTV_TX_H__
|
||
|
|
|
||
|
|
#include "portapack_shared_memory.hpp"
|
||
|
|
#include "baseband_processor.hpp"
|
||
|
|
#include "baseband_thread.hpp"
|
||
|
|
#include "sstv.hpp"
|
||
|
|
|
||
|
|
using namespace sstv;
|
||
|
|
|
||
|
|
class SSTVTXProcessor : public BasebandProcessor {
|
||
|
|
public:
|
||
|
|
void execute(const buffer_c8_t& buffer) override;
|
||
|
|
|
||
|
|
void on_message(const Message* const p) override;
|
||
|
|
|
||
|
|
private:
|
||
|
|
|
||
|
|
// 1900 300ms
|
||
|
|
// 1200 10ms
|
||
|
|
// 1900 300ms
|
||
|
|
const std::pair<uint32_t, uint32_t> calibration_sequence[3] = {
|
||
|
|
{ SSTV_F2D(1900), SSTV_MS2S(300) },
|
||
|
|
{ SSTV_F2D(1200), SSTV_MS2S(10) },
|
||
|
|
{ SSTV_F2D(1900), SSTV_MS2S(300) }
|
||
|
|
};
|
||
|
|
|
||
|
|
enum state_t {
|
||
|
|
STATE_CALIBRATION = 0,
|
||
|
|
STATE_VIS,
|
||
|
|
STATE_SYNC,
|
||
|
|
STATE_PIXELS
|
||
|
|
};
|
||
|
|
|
||
|
|
state_t state { };
|
||
|
|
|
||
|
|
bool configured { false };
|
||
|
|
|
||
|
|
BasebandThread baseband_thread { 3072000, this, NORMALPRIO + 20, baseband::Direction::Transmit };
|
||
|
|
|
||
|
|
uint32_t vis_code_sequence[10] { };
|
||
|
|
sstv_scanline scanline_buffer[2] { };
|
||
|
|
uint8_t buffer_flip { 0 }, substep { 0 };
|
||
|
|
uint32_t pixel_duration { };
|
||
|
|
|
||
|
|
sstv_scanline * current_scanline { };
|
||
|
|
|
||
|
|
uint8_t pixel_luma { };
|
||
|
|
uint32_t fm_delta { 0 };
|
||
|
|
uint32_t tone_phase { 0 };
|
||
|
|
uint32_t tone_delta { 0 };
|
||
|
|
uint32_t pixel_index { 0 };
|
||
|
|
uint32_t sample_count { 0 };
|
||
|
|
uint32_t phase { 0 }, sphase { 0 };
|
||
|
|
int32_t tone_sample { 0 }, delta { 0 };
|
||
|
|
int8_t re { }, im { };
|
||
|
|
|
||
|
|
RequestSignalMessage sig_message { RequestSignalMessage::Signal::FillRequest };
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif
|