111 lines
2.4 KiB
C++
111 lines
2.4 KiB
C++
#pragma once
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#include <queue>
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#include <vector>
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#include <map>
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#include <string>
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#include <atomic>
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#include "AudioThread.h"
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#include "ThreadQueue.h"
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#include "RtAudio.h"
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#include "DemodDefs.h"
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#ifdef __APPLE__
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#define USE_MIXER 1
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#endif
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#ifdef __linux__
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#define USE_MIXER 1
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#endif
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#ifdef __WINDOWS_DS__
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#define USE_MIXER 1
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#endif
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class AudioThreadInput: public ReferenceCounter {
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public:
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long long frequency;
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int sampleRate;
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int channels;
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float peak;
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std::vector<float> data;
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AudioThreadInput() :
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frequency(0), sampleRate(0), channels(0), peak(0) {
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}
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~AudioThreadInput() {
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std::lock_guard < std::mutex > lock(m_mutex);
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}
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};
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class AudioThreadCommand {
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public:
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enum AudioThreadCommandEnum {
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AUDIO_THREAD_CMD_NULL, AUDIO_THREAD_CMD_SET_DEVICE
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};
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AudioThreadCommand() :
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cmd(AUDIO_THREAD_CMD_NULL), int_value(0) {
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}
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AudioThreadCommandEnum cmd;
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int int_value;
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};
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typedef ThreadQueue<AudioThreadInput *> AudioThreadInputQueue;
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typedef ThreadQueue<AudioThreadCommand> AudioThreadCommandQueue;
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class AudioThread {
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public:
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AudioThreadInput *currentInput;
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AudioThreadInputQueue *inputQueue;
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std::atomic<unsigned int> audioQueuePtr;
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std::atomic<unsigned int> underflowCount;
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std::atomic<bool> terminated;
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std::atomic<bool> initialized;
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std::atomic<bool> active;
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std::atomic<int> outputDevice;
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std::atomic<float> gain;
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AudioThread(AudioThreadInputQueue *inputQueue, DemodulatorThreadCommandQueue* threadQueueNotify);
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~AudioThread();
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static void enumerateDevices(std::vector<RtAudio::DeviceInfo> &devs);
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void setupDevice(int deviceId);
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void setInitOutputDevice(int deviceId);
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int getOutputDevice();
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void threadMain();
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void terminate();
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bool isActive();
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void setActive(bool state);
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void setGain(float gain_in);
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float getGain();
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AudioThreadCommandQueue *getCommandQueue();
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private:
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RtAudio dac;
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RtAudio::StreamParameters parameters;
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AudioThreadCommandQueue cmdQueue;
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DemodulatorThreadCommandQueue* threadQueueNotify;
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#ifdef USE_MIXER
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public:
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void bindThread(AudioThread *other);
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void removeThread(AudioThread *other);
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static std::map<int,AudioThread *> deviceController;
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static std::map<int,std::thread *> deviceThread;
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static void deviceCleanup();
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std::atomic<std::vector<AudioThread *> *> boundThreads;
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#endif
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};
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