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https://github.com/portapack-mayhem/mayhem-firmware.git
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e43f814861
* 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
67 lines
1.8 KiB
C++
67 lines
1.8 KiB
C++
/*
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* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
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* Copyright (C) 2020 Shao
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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 __TV_COLLECTOR_H__
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#define __TV_COLLECTOR_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 <cstdint>
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#include <array>
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#include "message.hpp"
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class TvCollector {
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public:
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void on_message(const Message* const message);
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void set_decimation_factor(const size_t decimation_factor);
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void feed(
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const buffer_c16_t& channel
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);
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private:
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BlockDecimator<complex16_t, 256> channel_spectrum_decimator { 1 };
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ChannelSpectrum fifo_data[1 << ChannelSpectrumConfigMessage::fifo_k] { };
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ChannelSpectrumFIFO fifo { fifo_data, ChannelSpectrumConfigMessage::fifo_k };
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volatile bool channel_spectrum_request_update { false };
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bool streaming { 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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void post_message(const buffer_c16_t& data);
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void set_state(const SpectrumStreamingConfigMessage& message);
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void start();
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void stop();
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void update();
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};
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#endif/*__TV_COLLECTOR_H__*/
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