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rbutil: ttsqt: Bail if TTS engine doesn't support saving to file

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Change-Id: Iaac0f77836727e5d8853d32a0b47c5d8d62b3365
This commit is contained in:
Solomon Peachy 2026-07-09 20:31:39 -04:00
parent acba3fcb07
commit d33d2f0840
1 changed files with 13 additions and 6 deletions
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19
utils/rbutilqt/base/ttsqt.cpp
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@ -29,6 +29,8 @@
#include <QtTextToSpeech/QTextToSpeech> #include <QtTextToSpeech/QTextToSpeech>
#include <QtMultimedia/QAudioFormat> #include <QtMultimedia/QAudioFormat>
#include "Logger.h"
TTSQt::TTSQt(QObject *parent) : TTSBase(parent) TTSQt::TTSQt(QObject *parent) : TTSBase(parent)
{ {
m_tts = new QTextToSpeech(this); m_tts = new QTextToSpeech(this);
@ -50,12 +52,6 @@ TTSStatus TTSQt::voice(const QString& text, const QString& wavfile, QString* err
return Warning; return Warning;
} }
// Check if the current engine supports synthesis (requires Qt 6.6+)
if (!wavfile.isEmpty() && !(m_tts->engineCapabilities() & QTextToSpeech::Capability::Synthesize)) {
if (errStr) *errStr = "Current TTS engine does not support synthesis to file";
return FatalError;
}
QEventLoop loop; QEventLoop loop;
bool success = true; bool success = true;
QString errorMsg; QString errorMsg;
@ -131,6 +127,17 @@ bool TTSQt::start(QString *errStr)
if (errStr) *errStr = "No TTS engines available on this system"; if (errStr) *errStr = "No TTS engines available on this system";
return false; return false;
} }
// XXX figure out the "best" engine. Ignore 'mock' and
// any anything that doesn't support file output!
if (!(m_tts->engineCapabilities() & QTextToSpeech::Capability::Synthesize)) {
LOG_ERROR() << "QT TTS engine '" << m_tts->engine() << " does not support synthesis to file";
return false;
}
LOG_INFO() << "QT TTS engine: " << m_tts->engine();
return true; return true;
} }