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Fix very slow shutdown of piper

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Kovid Goyal 2024-09-03 12:33:35 +05:30
parent 12a4dc6053
commit 64c96c3245
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1 changed files with 4 additions and 0 deletions
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src/calibre/gui2/tts2/piper.py
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@ -252,6 +252,9 @@ class Piper(TTSBackend):
self._process.stateChanged.disconnect()
self._process.kill()
self._process.waitForFinished(-1)
# this dance is needed otherwise stop() is very slow on Linux
self._audio_sink.suspend()
self._audio_sink.reset()
self._audio_sink.stop()
sip.delete(self._audio_sink)
sip.delete(self._process)
@ -310,6 +313,7 @@ class Piper(TTSBackend):
cmdline.append('--debug')
self._process.setProgram(cmdline[0])
self._process.setArguments(cmdline[1:])
debug('Running piper:', cmdline)
self._process.readyReadStandardError.connect(self.piper_stderr_available)
self._process.readyReadStandardOutput.connect(self.piper_stdout_available)
self._process.bytesWritten.connect(self.bytes_written)