73 lines
1.9 KiB
C++
73 lines
1.9 KiB
C++
// Copyright (c) Charles J. Cliffe
|
|
// SPDX-License-Identifier: GPL-2.0+
|
|
|
|
#pragma once
|
|
|
|
#include <queue>
|
|
#include <vector>
|
|
|
|
#include "DemodDefs.h"
|
|
#include "AudioThread.h"
|
|
#include "Modem.h"
|
|
|
|
typedef ThreadQueue<AudioThreadInput *> DemodulatorThreadOutputQueue;
|
|
|
|
#define DEMOD_VIS_SIZE 2048
|
|
#define DEMOD_SIGNAL_MIN -30
|
|
#define DEMOD_SIGNAL_MAX 30
|
|
|
|
class DemodulatorInstance;
|
|
|
|
class DemodulatorThread : public IOThread {
|
|
public:
|
|
|
|
DemodulatorThread(DemodulatorInstance *parent);
|
|
~DemodulatorThread();
|
|
|
|
void onBindOutput(std::string name, ThreadQueueBase *threadQueue);
|
|
|
|
void run();
|
|
void terminate();
|
|
|
|
void setMuted(bool state);
|
|
bool isMuted();
|
|
|
|
float getSignalLevel();
|
|
float getSignalCeil();
|
|
float getSignalFloor();
|
|
void setSquelchLevel(float signal_level_in);
|
|
float getSquelchLevel();
|
|
|
|
bool getSquelchBreak();
|
|
|
|
static void releaseSquelchLock(DemodulatorInstance *inst);
|
|
protected:
|
|
|
|
double abMagnitude(float inphase, float quadrature);
|
|
double linearToDb(double linear);
|
|
|
|
DemodulatorInstance *demodInstance = nullptr;
|
|
ReBuffer<AudioThreadInput> outputBuffers;
|
|
|
|
std::atomic_bool muted;
|
|
|
|
std::atomic<float> squelchLevel;
|
|
std::atomic<float> signalLevel, signalFloor, signalCeil;
|
|
bool squelchEnabled, squelchBreak;
|
|
|
|
static std::atomic<DemodulatorInstance *> squelchLock;
|
|
static std::mutex squelchLockMutex;
|
|
|
|
|
|
Modem *cModem = nullptr;
|
|
ModemKit *cModemKit = nullptr;
|
|
|
|
DemodulatorThreadPostInputQueue* iqInputQueue = nullptr;
|
|
AudioThreadInputQueue *audioOutputQueue = nullptr;
|
|
DemodulatorThreadOutputQueue* audioVisOutputQueue = nullptr;
|
|
DemodulatorThreadControlCommandQueue *threadQueueControl = nullptr;
|
|
|
|
//protects the audioVisOutputQueue dynamic binding change at runtime (in DemodulatorMgr)
|
|
mutable std::mutex m_mutexAudioVisOutputQueue;
|
|
};
|