mumble-voip_mumble/src/mumble/TextToSpeech_unix.cpp

146 lines
3.0 KiB
C++

// Copyright 2007-2023 The Mumble Developers. All rights reserved.
// Use of this source code is governed by a BSD-style license
// that can be found in the LICENSE file at the root of the
// Mumble source tree or at <https://www.mumble.info/LICENSE>.
#include "TextToSpeech.h"
#include "Global.h"
#ifdef USE_SPEECHD
# ifdef USE_SPEECHD_PKGCONFIG
# include <speech-dispatcher/libspeechd.h>
# else
# include <libspeechd.h>
# endif
#endif
#include <QtCore/QLocale>
class TextToSpeechPrivate {
#ifdef USE_SPEECHD
protected:
SPDConnection *spd;
/// Used to store the requested volume of the TextToSpeech object
/// before speech-dispatcher has been initialized.
int volume;
bool initialized;
void ensureInitialized();
#endif
public:
TextToSpeechPrivate();
~TextToSpeechPrivate();
void say(const QString &text);
void setVolume(int v);
};
#ifdef USE_SPEECHD
TextToSpeechPrivate::TextToSpeechPrivate() {
initialized = false;
volume = -1;
spd = nullptr;
}
TextToSpeechPrivate::~TextToSpeechPrivate() {
if (spd) {
spd_close(spd);
spd = nullptr;
}
}
void TextToSpeechPrivate::ensureInitialized() {
if (initialized) {
return;
}
spd = spd_open("Mumble", nullptr, nullptr, SPD_MODE_THREADED);
if (!spd) {
qWarning("TextToSpeech: Failed to contact speech dispatcher.");
} else {
QString lang;
if (!Global::get().s.qsTTSLanguage.isEmpty()) {
lang = Global::get().s.qsTTSLanguage;
} else if (!Global::get().s.qsLanguage.isEmpty()) {
QLocale locale(Global::get().s.qsLanguage);
lang = locale.bcp47Name();
} else {
QLocale systemLocale;
lang = systemLocale.bcp47Name();
}
if (!lang.isEmpty()) {
if (spd_set_language(spd, lang.toLocal8Bit().constData()) != 0) {
qWarning("TextToSpeech: Failed to set language.");
}
}
if (spd_set_punctuation(spd, SPD_PUNCT_NONE) != 0)
qWarning("TextToSpech: Failed to set punctuation mode.");
if (spd_set_spelling(spd, SPD_SPELL_ON) != 0)
qWarning("TextToSpeech: Failed to set spelling mode.");
}
initialized = true;
if (volume != -1) {
setVolume(volume);
}
}
void TextToSpeechPrivate::say(const QString &txt) {
ensureInitialized();
if (spd)
spd_say(spd, SPD_MESSAGE, txt.toUtf8());
}
void TextToSpeechPrivate::setVolume(int vol) {
if (!initialized) {
volume = vol;
return;
}
if (spd)
spd_set_volume(spd, vol * 2 - 100);
}
#else
TextToSpeechPrivate::TextToSpeechPrivate() {
qWarning("TextToSpeech: Compiled without support for speech-dispatcher");
}
TextToSpeechPrivate::~TextToSpeechPrivate() {
}
void TextToSpeechPrivate::say(const QString &) {
}
void TextToSpeechPrivate::setVolume(int) {
}
#endif
TextToSpeech::TextToSpeech(QObject *p) : QObject(p) {
enabled = true;
d = new TextToSpeechPrivate();
}
TextToSpeech::~TextToSpeech() {
delete d;
}
void TextToSpeech::say(const QString &text) {
if (enabled)
d->say(text);
}
void TextToSpeech::setEnabled(bool e) {
enabled = e;
}
void TextToSpeech::setVolume(int volume) {
d->setVolume(volume);
}
bool TextToSpeech::isEnabled() const {
return enabled;
}