mirror of
https://github.com/cjcliffe/CubicSDR.git
synced 2025-09-03 21:57:51 -04:00
Remove unused non-mixer based code, simplifies audio thread and can be emulated by overloading thread device ids anyways
This commit is contained in:
Charles J. Cliffe
parent
697ff593ea
commit
84bd856c53
@ -5,26 +5,19 @@
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#include "DemodulatorThread.h"
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#include <memory.h>
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#ifdef USE_MIXER
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std::map<int, AudioThread *> AudioThread::deviceController;
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std::map<int, std::thread *> AudioThread::deviceThread;
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#endif
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AudioThread::AudioThread(AudioThreadInputQueue *inputQueue, DemodulatorThreadCommandQueue* threadQueueNotify) :
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currentInput(NULL), inputQueue(inputQueue), audioQueuePtr(0), underflowCount(0), terminated(false), active(false), outputDevice(-1), gain(
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1.0), threadQueueNotify(threadQueueNotify) {
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#ifdef USE_MIXER
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boundThreads = new std::vector<AudioThread *>;
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#endif
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}
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AudioThread::~AudioThread() {
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#ifdef USE_MIXER
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delete boundThreads.load();
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#endif
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}
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#ifdef USE_MIXER
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void AudioThread::bindThread(AudioThread *other) {
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if (std::find(boundThreads.load()->begin(), boundThreads.load()->end(), other) == boundThreads.load()->end()) {
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boundThreads.load()->push_back(other);
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@ -172,112 +165,6 @@ static int audioCallback(void *outputBuffer, void *inputBuffer, unsigned int nBu
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return 0;
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}
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#else
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static int audioCallback(void *outputBuffer, void *inputBuffer, unsigned int nBufferFrames, double streamTime, RtAudioStreamStatus status,
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void *userData) {
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AudioThread *src = (AudioThread *) userData;
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float *out = (float*) outputBuffer;
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memset(out, 0, nBufferFrames * 2 * sizeof(float));
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if (status) {
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std::cout << "Audio buffer underflow.." << (src->underflowCount++) << std::endl;
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}
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if (src->terminated || !src->active) {
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if (src->currentInput) {
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src->currentInput->decRefCount();
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src->currentInput = NULL;
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}
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return 1;
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}
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if (!src->currentInput) {
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if (src->inputQueue->empty()) {
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return 0;
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}
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src->inputQueue->pop(src->currentInput);
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if (src->terminated || !src->active) {
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src->currentInput->decRefCount();
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src->currentInput = NULL;
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return 1;
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}
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src->audioQueuePtr = 0;
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return 0;
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}
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std::lock_guard < std::mutex > lock(src->currentInput->m_mutex);
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if (src->currentInput->channels == 0 || !src->currentInput->data.size()) {
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if (!src->inputQueue->empty()) {
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if (src->currentInput) {
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src->currentInput->decRefCount();
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src->currentInput = NULL;
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}
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if (src->terminated || !src->active) {
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return 1;
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}
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src->inputQueue->pop(src->currentInput);
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if (src->terminated || !src->active) {
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src->currentInput->decRefCount();
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src->currentInput = NULL;
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return 1;
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}
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src->audioQueuePtr = 0;
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}
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return 0;
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}
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if (src->currentInput->channels == 1) {
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for (int i = 0; i < nBufferFrames; i++) {
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if (src->audioQueuePtr >= src->currentInput->data.size()) {
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if (src->currentInput) {
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src->currentInput->decRefCount();
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src->currentInput = NULL;
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}
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if (src->terminated || !src->active) {
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return 1;
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}
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src->inputQueue->pop(src->currentInput);
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if (src->terminated || !src->active) {
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src->currentInput->decRefCount();
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src->currentInput = NULL;
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return 1;
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}
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src->audioQueuePtr = 0;
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}
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if (src->currentInput && src->currentInput->data.size()) {
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out[i * 2] = out[i * 2 + 1] = src->currentInput->data[src->audioQueuePtr] * src->gain;
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}
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src->audioQueuePtr++;
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}
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} else {
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for (int i = 0, iMax = src->currentInput->channels * nBufferFrames; i < iMax; i++) {
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if (src->audioQueuePtr >= src->currentInput->data.size()) {
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if (src->currentInput) {
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src->currentInput->decRefCount();
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src->currentInput = NULL;
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}
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if (src->terminated || !src->active) {
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return 1;
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}
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src->inputQueue->pop(src->currentInput);
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if (src->terminated || !src->active) {
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src->currentInput->decRefCount();
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src->currentInput = NULL;
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return 1;
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}
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src->audioQueuePtr = 0;
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}
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if (src->currentInput && src->currentInput->data.size()) {
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out[i] = src->currentInput->data[src->audioQueuePtr] * src->gain;
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}
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src->audioQueuePtr++;
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}
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}
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return 0;
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}
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#endif
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void AudioThread::enumerateDevices(std::vector<RtAudio::DeviceInfo> &devs) {
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RtAudio endac;
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@ -334,7 +221,7 @@ void AudioThread::setupDevice(int deviceId) {
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parameters.deviceId = deviceId;
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parameters.nChannels = 2;
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parameters.firstChannel = 0;
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unsigned int sampleRate = AUDIO_FREQUENCY;
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unsigned int sampleRate = DEFAULT_AUDIO_SAMPLE_RATE;
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unsigned int bufferFrames = 256;
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RtAudio::StreamOptions opts;
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@ -342,7 +229,6 @@ void AudioThread::setupDevice(int deviceId) {
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try {
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#ifdef USE_MIXER
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if (deviceController.find(outputDevice.load()) != deviceController.end()) {
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deviceController[outputDevice.load()]->removeThread(this);
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}
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@ -365,30 +251,6 @@ void AudioThread::setupDevice(int deviceId) {
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}
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active = true;
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#else
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if (dac.isStreamOpen()) {
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if (dac.isStreamRunning()) {
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dac.stopStream();
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}
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dac.closeStream();
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}
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if (deviceId != -1) {
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active = true;
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dac.openStream(¶meters, NULL, RTAUDIO_FLOAT32, sampleRate, &bufferFrames, &audioCallback, (void *) this, &opts);
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dac.startStream();
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} else {
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active = false;
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AudioThreadInput *dummy;
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while (!inputQueue->empty()) { // flush queue
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inputQueue->pop(dummy);
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if (dummy) {
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dummy->decRefCount();
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}
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}
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}
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#endif
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} catch (RtAudioError& e) {
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e.printMessage();
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return;
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@ -439,12 +301,6 @@ void AudioThread::threadMain() {
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}
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}
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#if !USE_MIXER
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AudioThreadInput dummy;
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inputQueue->push(&dummy);
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#endif
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#ifdef USE_MIXER
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if (deviceController[parameters.deviceId] != this) {
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deviceController[parameters.deviceId]->removeThread(this);
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} else {
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@ -459,18 +315,6 @@ void AudioThread::threadMain() {
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e.printMessage();
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}
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}
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#else
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try {
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if (dac.isStreamOpen()) {
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if (dac.isStreamRunning()) {
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dac.stopStream();
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}
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dac.closeStream();
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}
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} catch (RtAudioError& e) {
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e.printMessage();
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}
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#endif
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if (threadQueueNotify != NULL) {
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DemodulatorThreadCommand tCmd(DemodulatorThreadCommand::DEMOD_THREAD_CMD_AUDIO_TERMINATED);
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@ -492,7 +336,6 @@ bool AudioThread::isActive() {
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void AudioThread::setActive(bool state) {
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#ifdef USE_MIXER
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AudioThreadInput *dummy;
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if (state && !active) {
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while (!inputQueue->empty()) { // flush queue
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@ -512,22 +355,6 @@ void AudioThread::setActive(bool state) {
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}
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}
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active = state;
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#else
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if (state && !active && outputDevice != -1) {
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active = state;
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AudioThreadCommand command;
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command.cmd = AudioThreadCommand::AUDIO_THREAD_CMD_SET_DEVICE;
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command.int_value = outputDevice;
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cmdQueue.push(command);
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} else if (active && !state) {
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active = state;
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AudioThreadCommand command;
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command.cmd = AudioThreadCommand::AUDIO_THREAD_CMD_SET_DEVICE;
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command.int_value = -1;
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cmdQueue.push(command);
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}
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#endif
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}
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AudioThreadCommandQueue *AudioThread::getCommandQueue() {
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@ -11,18 +11,6 @@
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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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@ -96,7 +84,6 @@ private:
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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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@ -105,6 +92,5 @@ public:
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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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