Erwin Ried e43f814861
Analog tv app ()
* Analog TV app (PAL)

* Icon on main menu

* Analog TV should be yellow

Works for PAL only know, it would be nice to add NTSC in the future, or some customizable sync
2020-04-20 06:50:24 +02:00

67 lines
1.8 KiB
C++

/*
* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
* Copyright (C) 2020 Shao
*
* 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 __TV_COLLECTOR_H__
#define __TV_COLLECTOR_H__
#include "dsp_types.hpp"
#include "complex.hpp"
#include "block_decimator.hpp"
#include <cstdint>
#include <array>
#include "message.hpp"
class TvCollector {
public:
void on_message(const Message* const message);
void set_decimation_factor(const size_t decimation_factor);
void feed(
const buffer_c16_t& channel
);
private:
BlockDecimator<complex16_t, 256> channel_spectrum_decimator { 1 };
ChannelSpectrum fifo_data[1 << ChannelSpectrumConfigMessage::fifo_k] { };
ChannelSpectrumFIFO fifo { fifo_data, ChannelSpectrumConfigMessage::fifo_k };
volatile bool channel_spectrum_request_update { false };
bool streaming { false };
std::array<std::complex<float>, 256> channel_spectrum { };
uint32_t channel_spectrum_sampling_rate { 0 };
void post_message(const buffer_c16_t& data);
void set_state(const SpectrumStreamingConfigMessage& message);
void start();
void stop();
void update();
};
#endif/*__TV_COLLECTOR_H__*/