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/*
Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010 Her Majesty the
Queen in Right of Canada (Communications Research Center Canada)
Copyright (C) 2022
Matthias P. Braendli, matthias.braendli@mpb.li
http://opendigitalradio.org
DESCRIPTION:
Common interface for all SDR outputs
*/
/*
This file is part of ODR-DabMod.
ODR-DabMod 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 3 of the
License, or (at your option) any later version.
ODR-DabMod 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 ODR-DabMod. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <chrono>
#include "ModPlugin.h"
#include "EtiReader.h"
#include "output/SDRDevice.h"
#include "output/Feedback.h"
namespace Output {
using complexf = std::complex<float>;
class SDR : public ModOutput, public ModMetadata, public RemoteControllable {
public:
SDR(SDRDeviceConfig& config, std::shared_ptr<SDRDevice> device);
SDR(const SDR& other) = delete;
SDR operator=(const SDR& other) = delete;
virtual ~SDR();
virtual void set_sample_size(size_t size);
virtual int process(Buffer *dataIn) override;
virtual meta_vec_t process_metadata(const meta_vec_t& metadataIn) override;
virtual const char* name() override;
/*********** REMOTE CONTROL ***************/
/* Base function to set parameters. */
virtual void set_parameter(const std::string& parameter,
const std::string& value) override;
/* Getting a parameter always returns a string. */
virtual const std::string get_parameter(
const std::string& parameter) const override;
private:
void process_thread_entry(void);
void handle_frame(struct FrameData &frame);
void sleep_through_frame(void);
SDRDeviceConfig& m_config;
std::atomic<bool> m_running = ATOMIC_VAR_INIT(false);
std::thread m_device_thread;
size_t m_size = sizeof(complexf);
std::vector<uint8_t> m_frame;
ThreadsafeQueue<FrameData> m_queue;
std::shared_ptr<SDRDevice> m_device;
std::string m_name;
std::shared_ptr<DPDFeedbackServer> m_dpd_feedback_server;
bool last_tx_time_initialised = false;
uint32_t last_tx_second = 0;
uint32_t last_tx_pps = 0;
bool t_last_frame_initialised = false;
std::chrono::steady_clock::time_point t_last_frame;
};
}
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