80 lines
2.4 KiB
C++
80 lines
2.4 KiB
C++
#include "selfdrive/ui/soundd/sound.h"
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#include <QAudio>
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#include <QAudioDeviceInfo>
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#include <QDebug>
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#include "cereal/messaging/messaging.h"
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#include "selfdrive/common/util.h"
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// TODO: detect when we can't play sounds
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// TODO: detect when we can't display the UI
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Sound::Sound(QObject *parent) : sm({"carState", "controlsState", "deviceState"}) {
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qInfo() << "default audio device: " << QAudioDeviceInfo::defaultOutputDevice().deviceName();
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for (auto &[alert, fn, loops] : sound_list) {
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QSoundEffect *s = new QSoundEffect(this);
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QObject::connect(s, &QSoundEffect::statusChanged, [=]() {
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assert(s->status() != QSoundEffect::Error);
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});
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s->setVolume(Hardware::MIN_VOLUME);
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s->setSource(QUrl::fromLocalFile("../../assets/sounds/" + fn));
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sounds[alert] = {s, loops};
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}
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QTimer *timer = new QTimer(this);
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QObject::connect(timer, &QTimer::timeout, this, &Sound::update);
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timer->start(1000 / UI_FREQ);
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};
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void Sound::update() {
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const bool started_prev = sm["deviceState"].getDeviceState().getStarted();
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sm.update(0);
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const bool started = sm["deviceState"].getDeviceState().getStarted();
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if (started && !started_prev) {
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started_frame = sm.frame;
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}
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// no sounds while offroad
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// also no sounds if nothing is alive in case thermald crashes while offroad
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const bool crashed = (sm.frame - std::max(sm.rcv_frame("deviceState"), sm.rcv_frame("controlsState"))) > 10*UI_FREQ;
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if (!started || crashed) {
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setAlert({});
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return;
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}
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// scale volume with speed
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if (sm.updated("carState")) {
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float volume = std::clamp(sm["carState"].getCarState().getVEgo() / 29.f, 0.1f, 1.0f);
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volume = QAudio::convertVolume(volume, QAudio::LogarithmicVolumeScale, QAudio::LinearVolumeScale);
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volume = util::map_val(volume, 0.f, 1.f, Hardware::MIN_VOLUME, Hardware::MAX_VOLUME);
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for (auto &[s, loops] : sounds) {
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s->setVolume(std::round(100 * volume) / 100);
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}
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}
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setAlert(Alert::get(sm, started_frame));
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}
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void Sound::setAlert(const Alert &alert) {
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if (!current_alert.equal(alert)) {
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current_alert = alert;
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// stop sounds
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for (auto &[s, loops] : sounds) {
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// Only stop repeating sounds
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if (s->loopsRemaining() > 1 || s->loopsRemaining() == QSoundEffect::Infinite) {
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s->stop();
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}
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}
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// play sound
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if (alert.sound != AudibleAlert::NONE) {
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auto &[s, loops] = sounds[alert.sound];
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s->setLoopCount(loops);
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s->play();
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}
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}
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}
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