0adf1d6e44
Create a Preference dialog for fonts and audio output devices Turn Preferences and SoundOff into singletons. No matter how many times you request a new one, the same instance is returned. Stop using singals on the parent() to access other instances, such as sound and Preferences.
115 lines
3.5 KiB
Python
115 lines
3.5 KiB
Python
from PyQt6.QtCore import QObject, Qt, QUrl, pyqtSlot
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from PyQt6.QtMultimedia import (
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QAudioDevice,
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QAudioOutput,
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QMediaDevices,
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QMediaPlayer,
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QSoundEffect,
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)
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# from PyQt6.QtWidgets import QWidget
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class SoundOff(QObject):
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_instance = None
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def __new__(cls):
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if cls._instance:
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return cls._instance
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cls._instance = super(SoundOff, cls).__new__(cls)
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return cls._instance
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def __init__(self):
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super().__init__()
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#
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# Setup devices
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#
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self.virtualDevice = None
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dev = None
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for output in QMediaDevices.audioOutputs():
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if output.id().data().decode("utf-8") == "virt-input":
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self.virtualDevice = output
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if output.isDefault():
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self.localDevice = output
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self.alertEffect = QSoundEffect()
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self.alertEffect.setSource(QUrl("qrc:/beep.wav"))
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self.alertEffect.setAudioDevice(self.localDevice)
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self.alertEffect.setVolume(0.25)
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self.alertEffect.setLoopCount(1)
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self.localPlayer = QMediaPlayer()
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self.localPlayer.setObjectName("localPlayer")
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self.localOutput = QAudioOutput()
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self.localOutput.setDevice(self.localDevice)
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self.localPlayer.setAudioOutput(self.localOutput)
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if self.virtualDevice:
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self.virtualPlayer = QMediaPlayer()
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self.virtualPlayer.setObjectName("virtualPlayer")
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self.virtualOutput = QAudioOutput()
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self.virtualOutput.setDevice(self.virtualDevice)
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self.virtualPlayer.setAudioOutput(self.virtualOutput)
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#
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# Connections
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#
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self.localPlayer.errorOccurred.connect(self.mediaError)
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self.localPlayer.mediaStatusChanged.connect(self.mediaStatus)
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self.localPlayer.playbackStateChanged.connect(self.playbackState)
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if self.virtualDevice:
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self.virtualPlayer.errorOccurred.connect(self.mediaError)
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self.virtualPlayer.mediaStatusChanged.connect(self.mediaStatus)
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self.virtualPlayer.playbackStateChanged.connect(self.playbackState)
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@pyqtSlot()
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def alert(self):
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self.alertEffect.play()
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return
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@pyqtSlot(QMediaPlayer.Error, str)
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def mediaError(self, error, string):
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print(error)
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print(str)
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return
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@pyqtSlot(QMediaPlayer.MediaStatus)
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def mediaStatus(self, status):
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if status == QMediaPlayer.MediaStatus.LoadedMedia:
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self.sender().play()
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return
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@pyqtSlot(QMediaPlayer.PlaybackState)
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def playbackState(self, state):
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return
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#
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# Communications slots
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#
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@pyqtSlot()
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def soundAlert(self):
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self.alertEffect.play()
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return
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@pyqtSlot(str)
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def playSound(self, url):
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src = QUrl(url)
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if not self.localPlayer.audioOutput():
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self.localPlayer.setAudioOutput(self.localOutput)
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self.localPlayer.setSource(src)
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self.localPlayer.setPosition(0)
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if (
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self.localPlayer.mediaStatus()
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== QMediaPlayer.MediaStatus.LoadedMedia
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):
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self.localPlayer.play()
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if not self.virtualDevice:
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return
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self.virtualPlayer.setSource(src)
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self.virtualPlayer.setPosition(0)
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if not self.virtualPlayer.audioOutput():
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self.virtualPlayer.setAudioOutput(self.virtualOutput)
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if (
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self.virtualPlayer.mediaStatus()
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== QMediaPlayer.MediaStatus.LoadedMedia
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):
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self.virtualPlayer.play()
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return
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