134 lines
2.8 KiB
C++
134 lines
2.8 KiB
C++
/* Copyright 2016 (C) Louis-Joseph Fournier
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* louisjoseph.fournier@gmail.com
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*
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* This file is part of SailTuner.
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*
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* SailTuner 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 3 of the License, or
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* (at your option) any later version.
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*
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* SailTuner 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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*/
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#include <QDBusConnection>
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#include <QDBusInterface>
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#include <iostream>
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#include "TunerWorker.hpp"
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using namespace std;
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/// function to prevent screen blank on Sailfish OS
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static void blank_prevent(bool prevent)
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{
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cerr << __func__ << endl;
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QDBusConnection system = QDBusConnection::connectToBus(QDBusConnection::SystemBus, "system");
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QDBusInterface interface("com.nokia.mce", "/com/nokia/mce/request", "com.nokia.mce.request", system);
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if (prevent) {
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interface.call(QLatin1String("req_display_blanking_pause"));
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} else {
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interface.call(QLatin1String("req_display_cancel_blanking_pause"));
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}
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}
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TunerWorker::TunerWorker() :
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running(false),
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quit(false),
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la_to_update(0),
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temperament_to_update(-1)
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{
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}
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TunerWorker::~TunerWorker()
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{
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if (pitchDetection) delete pitchDetection;
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}
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void TunerWorker::Start()
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{
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cerr << __func__ << endl;
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mutex.lock();
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running = true;
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condition.wakeOne();
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mutex.unlock();
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}
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void TunerWorker::Stop()
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{
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mutex.lock();
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running = false;
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mutex.unlock();
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}
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void TunerWorker::Quit()
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{
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mutex.lock();
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running = false;
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quit = true;
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condition.wakeOne();
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mutex.unlock();
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}
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void TunerWorker::SetLa(double la)
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{
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mutex.lock();
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la_to_update = la;
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mutex.unlock();
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}
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void TunerWorker::SetTemperament(int idx)
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{
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mutex.lock();
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temperament_to_update = idx;
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mutex.unlock();
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}
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void TunerWorker::Entry()
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{
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cerr << __func__ << endl;
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pitchDetection = new PitchDetection();
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emit temperamentListUpdated(pitchDetection->GetTemperamentList());
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while (1) {
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// wait for running
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mutex.lock();
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if (!running) {
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blank_prevent(false);
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while (!running && !quit) condition.wait(&mutex);
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cerr << "wake-up" << endl;
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// reset operations on start
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if (!quit) pitchDetection->Reset();
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}
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if (quit) {
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mutex.unlock();
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break;
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}
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// update config
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if (la_to_update) {
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pitchDetection->SetLa(la_to_update);
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la_to_update = 0;
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}
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if (temperament_to_update != -1) {
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pitchDetection->SetTemperament(temperament_to_update);
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temperament_to_update = -1;
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}
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mutex.unlock();
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std::cout << __func__ << " do job" << std::endl;
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}
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/*
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// prevent screen blanking
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if (nb_sample_running >= nbSamplePreventRunning && running) {
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nb_sample_running = 0;
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blank_prevent(true);
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}*/
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}
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