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from PyQt5 import QtGui, QtCore, QtWidgets
import os
from component import Component
from frame import BlankFrame
class Component(Component):
'''Sound'''
modified = QtCore.pyqtSignal(int, dict)
def widget(self, parent):
self.parent = parent
self.settings = parent.settings
page = self.loadUi('sound.ui')
page.lineEdit_sound.textChanged.connect(self.update)
page.pushButton_sound.clicked.connect(self.pickSound)
page.checkBox_chorus.stateChanged.connect(self.update)
page.spinBox_delay.valueChanged.connect(self.update)
page.spinBox_volume.valueChanged.connect(self.update)
self.page = page
return page
def update(self):
self.sound = self.page.lineEdit_sound.text()
self.delay = self.page.spinBox_delay.value()
self.volume = self.page.spinBox_volume.value()
self.chorus = self.page.checkBox_chorus.isChecked()
super().update()
def previewRender(self, previewWorker):
width = int(previewWorker.core.settings.value('outputWidth'))
height = int(previewWorker.core.settings.value('outputHeight'))
return BlankFrame(width, height)
def preFrameRender(self, **kwargs):
pass
def properties(self):
props = ['static', 'audio']
if not os.path.exists(self.sound):
props.append('error')
return props
def error(self):
if not self.sound:
return "No audio file selected."
if not os.path.exists(self.sound):
return "The audio file selected no longer exists!"
def audio(self):
params = {}
if self.delay != 0.0:
params['adelay'] = '=%s' % str(int(self.delay * 1000.00))
if self.chorus:
params['chorus'] = \
'=0.5:0.9:50|60|40:0.4|0.32|0.3:0.25|0.4|0.3:2|2.3|1.3'
if self.volume != 1.0:
params['volume'] = '=%s:replaygain_noclip=0' % str(self.volume)
return (self.sound, params)
def pickSound(self):
sndDir = self.settings.value("componentDir", os.path.expanduser("~"))
filename, _ = QtWidgets.QFileDialog.getOpenFileName(
self.page, "Choose Sound", sndDir,
"Audio Files (%s)" % " ".join(self.core.audioFormats))
if filename:
self.settings.setValue("componentDir", os.path.dirname(filename))
self.page.lineEdit_sound.setText(filename)
self.update()
def frameRender(self, layerNo, frameNo):
width = int(self.settings.value('outputWidth'))
height = int(self.settings.value('outputHeight'))
return BlankFrame(width, height)
def loadPreset(self, pr, presetName=None):
super().loadPreset(pr, presetName)
self.page.lineEdit_sound.setText(pr['sound'])
self.page.checkBox_chorus.setChecked(pr['chorus'])
self.page.spinBox_delay.setValue(pr['delay'])
self.page.spinBox_volume.setValue(pr['volume'])
def savePreset(self):
return {
'sound': self.sound,
'chorus': self.chorus,
'delay': self.delay,
'volume': self.volume,
}
def commandHelp(self):
print('Path to audio file:\n path=/filepath/to/sound.ogg')
def command(self, arg):
if not arg.startswith('preset=') and '=' in arg:
key, arg = arg.split('=', 1)
if key == 'path':
if '*%s' % os.path.splitext(arg)[1] \
not in self.core.audioFormats:
print("Not a supported audio format")
quit(1)
self.page.lineEdit_sound.setText(arg)
return
super().command(arg)
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