def initUI(self):
aCfg = DRCConfig()
self.uibuilder = Gtk.Builder()
self.uibuilder.add_from_file(
DependsWrapperImpl.find_plugin_file(self.parent, "DRCUI.glade"))
self.dlg = self.uibuilder.get_object("DRCDlg")
self.dlg.connect("close", self.on_close)
audioFileFilter = Gtk.FileFilter()
audioFileFilter.add_pattern("*.wav")
audioFileFilter.add_pattern("*.pcm")
audioFileFilter.add_pattern("*.raw")
self.filechooserbtn = self.uibuilder.get_object(
"drcfilterchooserbutton")
self.filechooserbtn.set_filter(audioFileFilter)
if os.path.isfile(aCfg.filterFile):
self.filechooserbtn.set_filename(aCfg.filterFile)
else:
self.filechooserbtn.set_current_folder(self.getFilterResultsDir())
self.filechooserbtn.connect("file-set", self.on_file_selected)
self.entrySweepDuration = self.uibuilder.get_object(
"entrySweepDuration")
self.entrySweepDuration.set_text(str(aCfg.sweepDuration))
self.progressbarInputVolume = self.uibuilder.get_object(
"progressbarInputVolume")
self.alsaPlayHardwareCombo = self.uibuilder.get_object("comboOutput")
self.alsaRecHardwareCombo = self.uibuilder.get_object("comboRecord")
self.comboSampleRate = self.uibuilder.get_object("comboSampleRate")
self.execMeasureBtn = self.uibuilder.get_object("buttonMeassure")
self.execMeasureBtn.connect("clicked", self.on_execMeasure)
self.alsaDevices = AlsaDevices()
alsaTools.fillComboFromDeviceList(self.alsaPlayHardwareCombo,
self.alsaDevices.alsaPlayDevs,
aCfg.playHardwareIndex)
alsaTools.fillComboFromDeviceList(self.alsaRecHardwareCombo,
self.alsaDevices.alsaRecDevs,
aCfg.recHardwareIndex)
self.alsaRecHardwareCombo.connect("changed", self.on_recDeviceChanged)
self.comboInputChanel = self.uibuilder.get_object("comboInputChanel")
self.comboInputChanel.set_active(aCfg.recHardwareChannelIndex)
# fill the number of input channels
self.updateRecDeviceInfo()
self.comboInputChanel.connect("changed", self.on_InputChanelChanged)
calcDRCBtn = self.uibuilder.get_object("buttonCalculateFilter")
calcDRCBtn.connect("clicked", self.on_calculateDRC)
slider = self.uibuilder.get_object("scaleSweepAmplitude")
slider.set_range(0.1, 1)
slider.set_value_pos(Gtk.PositionType.TOP)
self.sweep_level = aCfg.recordGain
slider.set_value(self.sweep_level)
slider.connect("value_changed", self.slider_changed)
apply_closeBtn = self.uibuilder.get_object("apply_closeBtn")
apply_closeBtn.connect("clicked", self.on_apply_settings)
cancel_closeBtn = self.uibuilder.get_object("cancelButton")
cancel_closeBtn.connect("clicked", self.on_Cancel)
self.buttonSetImpRespFile = self.uibuilder.get_object(
"buttonSetImpRespFile")
self.buttonSetImpRespFile.connect("clicked", self.on_setImpRespFiles)
self.comboDRC = self.uibuilder.get_object("combo_drc_type")
self.cfgDRCButton = self.uibuilder.get_object("cfgDRCButton")
self.cfgDRCButton.connect("clicked", self.on_cfgDRC)
self.comboDRC.append_text("DRC")
self.comboDRC.append_text("PORC")
self.comboDRC.set_active(0)
self.comboDRC.connect("changed", self.on_DRCTypeChanged)
self.on_DRCTypeChanged(self.comboDRC)
self.drcCfgDlg = DRCCfgDlg(self.parent)
self.porcCfgDlg = PORCCfgDlg(self.parent)
self.channelSelDlg = ChanelSelDlg(self.parent)
self.impRespDlg = ImpRespDlg(self, self.getMeasureResultsDir())
self.targetCurveDlg = TargetCurveDlg(self.parent)
self.exec_2ChannelMeasure = self.uibuilder.get_object(
"checkbutton_2ChannelMeasure")
self.exec_2ChannelMeasure.set_sensitive(True)
self.spinbutton_NumChannels = self.uibuilder.get_object(
"spinbutton_NumChannels")
self.notebook = self.uibuilder.get_object("notebook1")
self.volumeUpdateBlocked = False
self.mode = None
self.inputVolumeUpdate = InputVolumeProcess(
self.progressbarInputVolume)
self.comboboxFIRFilterMode = self.uibuilder.get_object(
"comboboxFIRFilterMode")
self.comboboxFIRFilterMode.set_active(aCfg.FIRFilterMode)
self.comboboxFIRFilterMode.connect("changed",
self.on_FIRFilterModeChanged)
self.uibuilder.get_object("buttonTargetCurve").connect("clicked",
self.on_EditTargetCurve)
class DRCDlg:
def initUI(self):
aCfg = DRCConfig()
self.uibuilder = Gtk.Builder()
self.uibuilder.add_from_file(
DependsWrapperImpl.find_plugin_file(self.parent, "DRCUI.glade"))
self.dlg = self.uibuilder.get_object("DRCDlg")
self.dlg.connect("close", self.on_close)
audioFileFilter = Gtk.FileFilter()
audioFileFilter.add_pattern("*.wav")
audioFileFilter.add_pattern("*.pcm")
audioFileFilter.add_pattern("*.raw")
self.filechooserbtn = self.uibuilder.get_object(
"drcfilterchooserbutton")
self.filechooserbtn.set_filter(audioFileFilter)
if os.path.isfile(aCfg.filterFile):
self.filechooserbtn.set_filename(aCfg.filterFile)
else:
self.filechooserbtn.set_current_folder(self.getFilterResultsDir())
self.filechooserbtn.connect("file-set", self.on_file_selected)
self.entrySweepDuration = self.uibuilder.get_object(
"entrySweepDuration")
self.entrySweepDuration.set_text(str(aCfg.sweepDuration))
self.progressbarInputVolume = self.uibuilder.get_object(
"progressbarInputVolume")
self.alsaPlayHardwareCombo = self.uibuilder.get_object("comboOutput")
self.alsaRecHardwareCombo = self.uibuilder.get_object("comboRecord")
self.comboSampleRate = self.uibuilder.get_object("comboSampleRate")
self.execMeasureBtn = self.uibuilder.get_object("buttonMeassure")
self.execMeasureBtn.connect("clicked", self.on_execMeasure)
self.alsaDevices = AlsaDevices()
alsaTools.fillComboFromDeviceList(self.alsaPlayHardwareCombo,
self.alsaDevices.alsaPlayDevs,
aCfg.playHardwareIndex)
alsaTools.fillComboFromDeviceList(self.alsaRecHardwareCombo,
self.alsaDevices.alsaRecDevs,
aCfg.recHardwareIndex)
self.alsaRecHardwareCombo.connect("changed", self.on_recDeviceChanged)
self.comboInputChanel = self.uibuilder.get_object("comboInputChanel")
self.comboInputChanel.set_active(aCfg.recHardwareChannelIndex)
# fill the number of input channels
self.updateRecDeviceInfo()
self.comboInputChanel.connect("changed", self.on_InputChanelChanged)
calcDRCBtn = self.uibuilder.get_object("buttonCalculateFilter")
calcDRCBtn.connect("clicked", self.on_calculateDRC)
slider = self.uibuilder.get_object("scaleSweepAmplitude")
slider.set_range(0.1, 1)
slider.set_value_pos(Gtk.PositionType.TOP)
self.sweep_level = aCfg.recordGain
slider.set_value(self.sweep_level)
slider.connect("value_changed", self.slider_changed)
apply_closeBtn = self.uibuilder.get_object("apply_closeBtn")
apply_closeBtn.connect("clicked", self.on_apply_settings)
cancel_closeBtn = self.uibuilder.get_object("cancelButton")
cancel_closeBtn.connect("clicked", self.on_Cancel)
self.buttonSetImpRespFile = self.uibuilder.get_object(
"buttonSetImpRespFile")
self.buttonSetImpRespFile.connect("clicked", self.on_setImpRespFiles)
self.comboDRC = self.uibuilder.get_object("combo_drc_type")
self.cfgDRCButton = self.uibuilder.get_object("cfgDRCButton")
self.cfgDRCButton.connect("clicked", self.on_cfgDRC)
self.comboDRC.append_text("DRC")
self.comboDRC.append_text("PORC")
self.comboDRC.set_active(0)
self.comboDRC.connect("changed", self.on_DRCTypeChanged)
self.on_DRCTypeChanged(self.comboDRC)
self.drcCfgDlg = DRCCfgDlg(self.parent)
self.porcCfgDlg = PORCCfgDlg(self.parent)
self.channelSelDlg = ChanelSelDlg(self.parent)
self.impRespDlg = ImpRespDlg(self, self.getMeasureResultsDir())
self.targetCurveDlg = TargetCurveDlg(self.parent)
self.exec_2ChannelMeasure = self.uibuilder.get_object(
"checkbutton_2ChannelMeasure")
self.exec_2ChannelMeasure.set_sensitive(True)
self.spinbutton_NumChannels = self.uibuilder.get_object(
"spinbutton_NumChannels")
self.notebook = self.uibuilder.get_object("notebook1")
self.volumeUpdateBlocked = False
self.mode = None
self.inputVolumeUpdate = InputVolumeProcess(
self.progressbarInputVolume)
self.comboboxFIRFilterMode = self.uibuilder.get_object(
"comboboxFIRFilterMode")
self.comboboxFIRFilterMode.set_active(aCfg.FIRFilterMode)
self.comboboxFIRFilterMode.connect("changed",
self.on_FIRFilterModeChanged)
self.uibuilder.get_object("buttonTargetCurve").connect("clicked",
self.on_EditTargetCurve)
def __init__(self, parent):
self.parent = parent
def on_EditTargetCurve(self, button):
impRespFile = self.impRespDlg.getImpRespFiles()[0].fileName
self.targetCurveDlg.setImpRespFile(impRespFile)
self.targetCurveDlg.run()
def startInputVolumeUpdate(self, channel=None):
if channel is None:
channel = self.comboInputChanel.get_active_text()
if not self.volumeUpdateBlocked:
self.inputVolumeUpdate.start(self.getAlsaRecordHardwareString(),
channel, self.mode)
def on_setImpRespFiles(self, button):
self.impRespDlg.run()
def on_InputChanelChanged(self, combo):
self.startInputVolumeUpdate(combo.get_active_text())
def getAlsaPlayHardwareString(self):
alsHardwareSelIndex = self.alsaPlayHardwareCombo.get_active()
alsaPlayHw="hw:0,0"
if len(self.alsaDevices.alsaPlayDevs) > alsHardwareSelIndex:
alsaPlayHw = self.alsaDevices.alsaPlayDevs[alsHardwareSelIndex].alsaHW
else:
print( "getAlsaPlayHardwareString:!!!!no recording device found!!!! : ", numAlsaRecDev, alsHardwareSelIndex )
return alsaPlayHw
def getAlsaRecordHardwareString(self):
alsHardwareSelIndex = int(self.alsaRecHardwareCombo.get_active())
alsaRecHw="hw:0,0"
numAlsaRecDev = int(len(self.alsaDevices.alsaRecDevs))
if numAlsaRecDev > alsHardwareSelIndex:
alsaRecHw = self.alsaDevices.alsaRecDevs[alsHardwareSelIndex].alsaHW
else:
print( "getAlsaRecordHardwareString:!!!!no recording device found!!!! : ", numAlsaRecDev, alsHardwareSelIndex )
return alsaRecHw
def updateRecDeviceInfo(self):
self.comboInputChanel.remove_all()
self.volumeUpdateBlocked = True
alsHardwareSelIndex = self.alsaRecHardwareCombo.get_active()
currAlsaDev = "hw:0,0"
if len(self.alsaDevices.alsaRecDevs) > alsHardwareSelIndex:
currAlsaDev = self.alsaDevices.alsaRecDevs[alsHardwareSelIndex]
currAlsaDev.loadDeviceInfo()
for chanel in range(0, currAlsaDev.MaxChannel):
self.comboInputChanel.append_text(str(chanel+1))
self.comboInputChanel.set_active(0)
self.comboSampleRate.remove_all()
all_rates = [44100,48000,96000,192000]
for rate in all_rates:
if rate >= currAlsaDev.MinRate and rate <= currAlsaDev.MaxRate:
self.comboSampleRate.append_text(str(rate))
self.comboSampleRate.set_active(0)
self.volumeUpdateBlocked = False
else:
print( "!!!!updateRecDeviceInfo:no recording device found!!!! : ", numAlsaRecDev, alsHardwareSelIndex )
def on_recDeviceChanged(self, combo):
self.updateRecDeviceInfo()
def on_cfgDRC(self, button):
drcMethod = self.comboDRC.get_active_text()
if drcMethod == "DRC":
self.drcCfgDlg.run()
else:
self.porcCfgDlg.run()
def on_DRCTypeChanged(self, combo):
drcMethod = combo.get_active_text()
if drcMethod == "DRC":
self.cfgDRCButton.set_label("configure DRC")
else:
self.cfgDRCButton.set_label("configure PORC")
drcScript = [DependsWrapperImpl.find_plugin_file(self.parent, "calcFilterDRC")]
pluginPath = os.path.dirname(os.path.abspath(drcScript[0]))
porcTargetCurve = pluginPath + "/porc/data/tact30f.txt"
if not os.path.exists(porcTargetCurve):
print("installing PORC")
installScript = DependsWrapperImpl.find_plugin_file(self.parent,
"installPORC.sh")
pluginPath = os.path.dirname(installScript)
porcInstCommand = "xterm -e " + installScript + " " + \
pluginPath
subprocess.call(porcInstCommand, shell=True)
def slider_changed(self, hscale):
self.sweep_level = hscale.get_value()
def set_filter(self):
DrcFilename = self.filechooserbtn.get_filename()
self.parent.updateFilter(DrcFilename)
def on_file_selected(self, widget):
filterFile = widget.get_filename()
if os.path.isfile(filterFile):
self.saveSettings()
def saveSettings(self):
aCfg = DRCConfig()
aCfg.filterFile = self.filechooserbtn.get_filename()
aCfg.recordGain = self.sweep_level
aCfg.sweepDuration = int(self.entrySweepDuration.get_text())
aCfg.FIRFilterMode = self.comboboxFIRFilterMode.get_active()
aCfg.playHardwareIndex = self.alsaPlayHardwareCombo.get_active()
aCfg.recHardwareIndex = self.alsaRecHardwareCombo.get_active()
aCfg.recHardwareChannelIndex = self.comboInputChanel.get_active()
fileExt = os.path.splitext(aCfg.filterFile)[-1]
print(("ext = " + fileExt))
if fileExt != ".wav":
if self.channelSelDlg.run() == Gtk.ResponseType.OK:
aCfg.numFilterChanels = self.channelSelDlg.getNumChannels()
aCfg.save()
def on_apply_settings(self, some_param):
self.saveSettings()
self.dlg.set_visible(False)
def updateBruteFIRCfg(self, enable):
updateBruteFIRScript = [DependsWrapperImpl.find_plugin_file(self.parent, "updateBruteFIRCfg")]
if enable is True:
self.comboboxFIRFilterMode.set_active(2)
updateBruteFIRScript.append(self.getAlsaPlayHardwareString())
updateBruteFIRScript.append(self.filechooserbtn.get_filename())
print('create bruteFIRConfig and start/install bruteFIR')
updateBruteFIRCommand = "xterm -e " + " ".join(updateBruteFIRScript)
subprocess.call(updateBruteFIRCommand, shell=True)
def on_applyFilterBruteFIR(self):
self.updateBruteFIRCfg(True)
self.saveSettings()
self.set_filter()
def on_applyFilterGST(self):
self.comboboxFIRFilterMode.set_active(1)
self.saveSettings()
self.set_filter()
self.updateBruteFIRCfg(False)
def disableFiltering(self):
self.comboboxFIRFilterMode.set_active(0)
self.saveSettings()
self.set_filter()
self.updateBruteFIRCfg(False)
def on_FIRFilterModeChanged(self, some_param):
FIRFilterMode = self.comboboxFIRFilterMode.get_active()
if FIRFilterMode is 0:
self.disableFiltering()
elif FIRFilterMode is 1:
self.on_applyFilterGST()
else:
self.on_applyFilterBruteFIR()
def getMeasureResultsDir(self):
cachedir = RB.user_cache_dir() + "/DRC"
measureResultsDir = cachedir + "/MeasureResults"
if not os.path.exists(measureResultsDir):
os.makedirs(measureResultsDir)
return measureResultsDir
def on_execMeasure(self, param):
self.inputVolumeUpdate.stop()
# TODO: make the measure script output the volume and parse from
# there during measurement
scriptName = DependsWrapperImpl.find_plugin_file(self.parent, "measure1Channel")
#create new folder for this complete measurement
strResultsDir = self.getMeasureResultsDir() + "/" +\
datetime.datetime.now().strftime("%Y%m%d%H%M%S_") + \
str(self.entrySweepDuration.get_text())
os.makedirs(strResultsDir)
raw_sweep_file_base_name = "/tmp/msrawsweep.pcm"
raw_sweep_recorded_base_name = "/tmp/msrecsweep0.pcm"
evalDlg = MeasureQADlg(self.parent, raw_sweep_file_base_name,
raw_sweep_recorded_base_name, self.sweep_level)
iterLoopMeasure = 0
acquiredImpResFiles = []
while(True):
impOutputFile = strResultsDir + "/" + str(iterLoopMeasure) + ".wav"
# execute measure script to generate filters
commandLine = [scriptName, str(self.sweep_level),
self.getAlsaRecordHardwareString(),
self.getAlsaPlayHardwareString(),
"10",
"22050",
str(self.entrySweepDuration.get_text()),
impOutputFile,
self.comboInputChanel.get_active_text(),
str(self.exec_2ChannelMeasure.get_active()),
str(int(self.spinbutton_NumChannels.get_value())),
str(self.comboSampleRate.get_active_text())]
p = subprocess.Popen(commandLine, 0, None, None, subprocess.PIPE,
subprocess.PIPE)
(out, err) = p.communicate()
print(("output from measure script : " + str(out) + " error : "
+ str(None)))
# quality check:sweep file and measured result
evalDlg.setImpRespFileName(impOutputFile)
evalDlg.run()
iterLoopMeasure += 1
if evalDlg.Result == MeasureQARetVal.Reject:
continue
acquiredImpResFiles.append(evalDlg.impRespFile)
if evalDlg.Result == MeasureQARetVal.Done:
break
self.impRespDlg.removeAll()
self.impRespDlg.setFiles(acquiredImpResFiles)
self.notebook.next_page()
def changeCfgParamDRC(self, bufferStr, changeArray):
newBuff = bufferStr
for i in range(0, len(changeArray)):
changeParams = changeArray[i]
searchStr = changeParams[0] + " = "
paramStart = bufferStr.find(searchStr)
if paramStart > -1:
paramEnd = bufferStr.find("\n", paramStart)
if paramEnd > -1:
newBuff = bufferStr[0:paramStart + len(searchStr)] + \
changeParams[1] + bufferStr[
paramEnd:len(bufferStr)]
bufferStr = newBuff
return newBuff
def getTmpCfgDir(self):
cachedir = RB.user_cache_dir() + "/DRC"
tmpCfgDir = cachedir + "/TmpDRCCfg"
if not os.path.exists(tmpCfgDir):
os.makedirs(tmpCfgDir)
return tmpCfgDir
def prepareDRC(self, impRespFile, filterResultFile, targetCurveFile):
drcScript = [DependsWrapperImpl.find_plugin_file(self.parent, "calcFilterDRC")]
drcCfgFileName = os.path.basename(self.drcCfgDlg.getBaseCfg())
print(("drcCfgBaseName : " + drcCfgFileName))
drcCfgSrcFile = self.drcCfgDlg.getBaseCfg()
drcCfgDestFile = self.getTmpCfgDir() + "/" + drcCfgFileName
drcScript.append(drcCfgDestFile)
print(("drcCfgDestFile : " + drcCfgDestFile))
# update filter file
srcDrcCfgFile = open(drcCfgSrcFile, "r")
srcData = srcDrcCfgFile.read()
micCalFile = self.drcCfgDlg.getMicCalibrationFile()
normMethod = self.drcCfgDlg.getNormMethod()
changeCfgFileArray = [["BCInFile", impRespFile],
["PSPointsFile",
targetCurveFile],
["PSNormType", normMethod]
]
if micCalFile is not None:
changeCfgFileArray.append(["MCFilterType", "M"])
changeCfgFileArray.append(["MCPointsFile", micCalFile])
else:
changeCfgFileArray.append(["MCFilterType", "N"])
destData = self.changeCfgParamDRC(srcData, changeCfgFileArray)
destDrcCfgFile = open(drcCfgDestFile, "w")
destDrcCfgFile.write(destData)
destDrcCfgFile.close()
return drcScript
def showMsgBox(self, msg):
dlg = Gtk.MessageDialog(self.dlg, Gtk.DialogFlags.MODAL,
Gtk.MessageType.INFO, Gtk.ButtonsType.CLOSE,
msg)
dlg.run()
dlg.destroy()
def getFilterResultsDir(self):
cachedir = RB.user_cache_dir() + "/DRC"
filterResultsDir = cachedir + "/DRCFilters"
if not os.path.exists(filterResultsDir):
print(
("DRC cache dir does not exist : creating -> " +
filterResultsDir))
os.makedirs(filterResultsDir)
return filterResultsDir
def getSampleShift(self, distanceInCentimeter):
return int((1.2849 * distanceInCentimeter) + 0.5)
def calculateAvgImpResponse(self, files):
projectDir = os.path.dirname(os.path.abspath(files[0].fileName))
impOutputFile = projectDir + "/impOutputFile"\
+ datetime.datetime.now().strftime("%Y%m%d%H%M%S_") + "avg.wav"
maxValueStartOffset = 32768
maxValueEndOffset = 32768
avgImpulseLength = maxValueEndOffset + maxValueStartOffset
#loop over all impulse responses for all chanels and
#calculate average response
result = DRCFileTool.WaveParams()
avgData = []
for currFileInfo in files:
params = DRCFileTool.LoadWaveFile(currFileInfo.fileName)
result = DRCFileTool.WaveParams(params.numChannels)
for chanel in range(0, params.numChannels):
if len(avgData) <= chanel:
arr = [float(0.0)] * avgImpulseLength
avgData.append(arr)
impulseStart = params.maxSampleValuePos[chanel] - \
maxValueStartOffset + self.getSampleShift(
currFileInfo.centerDistanceInCentimeter)
print(("impulseStart:", impulseStart))
for index in range(0, avgImpulseLength):
avgData[chanel][index] += float(params.data[chanel][
impulseStart + index] *
currFileInfo.weightingFactor)
#print(("avgData[chanel][index] : ",
# avgData[chanel][index],
# params.data[chanel][impulseStart + index]))
#write the avg result to the result
result.data = avgData
print(("numChans Avg :", params.numChannels, result.numChannels,
impOutputFile))
DRCFileTool.WriteWaveFile(result, impOutputFile)
return impOutputFile
def on_calculateDRC(self, param):
drcMethod = self.comboDRC.get_active_text()
drcScript = [DependsWrapperImpl.find_plugin_file(self.parent, "calcFilterDRC")]
pluginPath = os.path.dirname(os.path.abspath(drcScript[0]))
filterResultFile = self.getFilterResultsDir() + "/Filter" + str(
drcMethod) + datetime.datetime.now().strftime(
"%Y%m%d%H%M%S") + ".wav"
impRespFiles = self.impRespDlg.getImpRespFiles()
#get number of channels from impRespFiles and loop over
numChannels = DRCFileTool.getNumChannels(impRespFiles[0].fileName)
#go through all impRespFiles, average them and pass the
#result to the impRespFile
avgImpRespFile = self.calculateAvgImpResponse(impRespFiles)
soxMergeCall = ["sox", "-M"]
channelFilterFile = ""
for currChannel in range(0, numChannels):
channelFilterFile = "/tmp/filter" + str(currChannel) + ".wav"
soxMergeCall.append(channelFilterFile)
#get target curve filename per channel
targetCurveFileName = self.targetCurveDlg.getTargetCurveFileName(
currChannel)
if avgImpRespFile is None:
self.showMsgBox("no file loaded")
return
if drcMethod == "DRC":
drcScript = self.prepareDRC(avgImpRespFile, channelFilterFile,
targetCurveFileName)
drcScript.append(avgImpRespFile)
drcScript.append(channelFilterFile)
drcScript.append(str(currChannel))
elif drcMethod == "PORC":
drcScript = [DependsWrapperImpl.find_plugin_file(self.parent, "calcFilterPORC")]
porcCommand = pluginPath + "/porc/porc.py"
if not os.path.isfile(porcCommand):
self.showMsgBox(
"porc.py not found. Please download from github and "
"install in the DRC plugin subfolder 'porc'")
return
drcScript.append(porcCommand)
drcScript.append(avgImpRespFile)
drcScript.append(channelFilterFile)
drcScript.append(str(currChannel))
drcScript.append(targetCurveFileName)
if self.porcCfgDlg.getMixedPhaseEnabled():
drcScript.append("--mixed")
print(("drc command line: " + str(drcScript)))
p = subprocess.Popen(drcScript, 0, None, None, subprocess.PIPE,
subprocess.PIPE)
(out, err) = p.communicate()
print(("output from filter calculate script : " + str(out)))
#use sox to merge all results to one filter file
soxMergeCall.append(filterResultFile)
p = subprocess.Popen(soxMergeCall, 0, None, None, subprocess.PIPE,
subprocess.PIPE)
print(("output from sox filter merge : " + str(out)))
self.filechooserbtn.set_filename(filterResultFile)
self.set_filter()
self.notebook.next_page()
def on_close(self, shell):
print("closing ui")
self.inputVolumeUpdate.stop()
self.dlg.set_visible(False)
return True
def show_ui(self, shell, state, dummy):
print("showing UI")
self.initUI()
self.startInputVolumeUpdate()
if shell is None:
self.dlg.run()
else:
self.dlg.show_all()
self.dlg.present()
self.inputVolumeUpdate.stop()
print("done showing UI")
def on_destroy(self, widget, data):
self.on_close(None)
return True
def on_Cancel(self, some_param):
self.dlg.set_visible(False)
self.inputVolumeUpdate.stop()
class DRCDlg:
def initUI(self):
aCfg = DRCConfig()
self.uibuilder = Gtk.Builder()
self.uibuilder.add_from_file(
DependsWrapperImpl.find_plugin_file(self.parent, "DRCUI.glade"))
self.dlg = self.uibuilder.get_object("DRCDlg")
self.dlg.connect("close", self.on_close)
audioFileFilter = Gtk.FileFilter()
audioFileFilter.add_pattern("*.wav")
audioFileFilter.add_pattern("*.pcm")
audioFileFilter.add_pattern("*.raw")
self.filechooserbtn = self.uibuilder.get_object(
"drcfilterchooserbutton")
self.filechooserbtn.set_filter(audioFileFilter)
if os.path.isfile(aCfg.filterFile):
self.filechooserbtn.set_filename(aCfg.filterFile)
else:
self.filechooserbtn.set_current_folder(self.getFilterResultsDir())
self.filechooserbtn.connect("file-set", self.on_file_selected)
self.entrySweepDuration = self.uibuilder.get_object(
"entrySweepDuration")
self.entrySweepDuration.set_text(str(aCfg.sweepDuration))
self.progressbarInputVolume = self.uibuilder.get_object(
"progressbarInputVolume")
self.alsaPlayHardwareCombo = self.uibuilder.get_object("comboOutput")
self.alsaRecHardwareCombo = self.uibuilder.get_object("comboRecord")
self.comboSampleRate = self.uibuilder.get_object("comboSampleRate")
self.execMeasureBtn = self.uibuilder.get_object("buttonMeassure")
self.execMeasureBtn.connect("clicked", self.on_execMeasure)
self.alsaDevices = AlsaDevices()
alsaTools.fillComboFromDeviceList(self.alsaPlayHardwareCombo,
self.alsaDevices.alsaPlayDevs,
aCfg.playHardwareIndex)
alsaTools.fillComboFromDeviceList(self.alsaRecHardwareCombo,
self.alsaDevices.alsaRecDevs,
aCfg.recHardwareIndex)
self.alsaRecHardwareCombo.connect("changed", self.on_recDeviceChanged)
self.comboInputChanel = self.uibuilder.get_object("comboInputChanel")
self.comboInputChanel.set_active(aCfg.recHardwareChannelIndex)
# fill the number of input channels
self.updateRecDeviceInfo()
self.comboInputChanel.connect("changed", self.on_InputChanelChanged)
calcDRCBtn = self.uibuilder.get_object("buttonCalculateFilter")
calcDRCBtn.connect("clicked", self.on_calculateDRC)
slider = self.uibuilder.get_object("scaleSweepAmplitude")
slider.set_range(0.1, 1)
slider.set_value_pos(Gtk.PositionType.TOP)
self.sweep_level = aCfg.recordGain
slider.set_value(self.sweep_level)
slider.connect("value_changed", self.slider_changed)
apply_closeBtn = self.uibuilder.get_object("apply_closeBtn")
apply_closeBtn.connect("clicked", self.on_apply_settings)
cancel_closeBtn = self.uibuilder.get_object("cancelButton")
cancel_closeBtn.connect("clicked", self.on_Cancel)
self.buttonSetImpRespFile = self.uibuilder.get_object(
"buttonSetImpRespFile")
self.buttonSetImpRespFile.connect("clicked", self.on_setImpRespFiles)
self.comboDRC = self.uibuilder.get_object("combo_drc_type")
self.cfgDRCButton = self.uibuilder.get_object("cfgDRCButton")
self.cfgDRCButton.connect("clicked", self.on_cfgDRC)
self.comboDRC.append_text("DRC")
self.comboDRC.append_text("PORC")
self.comboDRC.set_active(0)
self.comboDRC.connect("changed", self.on_DRCTypeChanged)
self.on_DRCTypeChanged(self.comboDRC)
self.drcCfgDlg = DRCCfgDlg(self.parent)
self.porcCfgDlg = PORCCfgDlg(self.parent)
self.channelSelDlg = ChanelSelDlg(self.parent)
self.impRespDlg = ImpRespDlg(self, self.getMeasureResultsDir())
self.targetCurveDlg = TargetCurveDlg(self.parent)
self.exec_2ChannelMeasure = self.uibuilder.get_object(
"checkbutton_2ChannelMeasure")
self.exec_2ChannelMeasure.set_sensitive(True)
self.spinbutton_NumChannels = self.uibuilder.get_object(
"spinbutton_NumChannels")
self.notebook = self.uibuilder.get_object("notebook1")
self.volumeUpdateBlocked = False
self.mode = None
self.inputVolumeUpdate = InputVolumeProcess(
self.progressbarInputVolume)
self.comboboxFIRFilterMode = self.uibuilder.get_object(
"comboboxFIRFilterMode")
self.comboboxFIRFilterMode.set_active(aCfg.FIRFilterMode)
self.comboboxFIRFilterMode.connect("changed",
self.on_FIRFilterModeChanged)
self.uibuilder.get_object("buttonTargetCurve").connect(
"clicked", self.on_EditTargetCurve)
def __init__(self, parent):
self.parent = parent
def on_EditTargetCurve(self, button):
impRespFile = self.impRespDlg.getImpRespFiles()[0].fileName
self.targetCurveDlg.setImpRespFile(impRespFile)
self.targetCurveDlg.run()
def startInputVolumeUpdate(self, channel=None):
if channel is None:
channel = self.comboInputChanel.get_active_text()
if not self.volumeUpdateBlocked:
self.inputVolumeUpdate.start(self.getAlsaRecordHardwareString(),
channel, self.mode)
def on_setImpRespFiles(self, button):
self.impRespDlg.run()
def on_InputChanelChanged(self, combo):
self.startInputVolumeUpdate(combo.get_active_text())
def getAlsaPlayHardwareString(self):
alsHardwareSelIndex = self.alsaPlayHardwareCombo.get_active()
alsaPlayHw = "hw:0,0"
if len(self.alsaDevices.alsaPlayDevs) > alsHardwareSelIndex:
alsaPlayHw = self.alsaDevices.alsaPlayDevs[
alsHardwareSelIndex].alsaHW
else:
print(
"getAlsaPlayHardwareString:!!!!no recording device found!!!! : ",
numAlsaRecDev, alsHardwareSelIndex)
return alsaPlayHw
def getAlsaRecordHardwareString(self):
alsHardwareSelIndex = int(self.alsaRecHardwareCombo.get_active())
alsaRecHw = "hw:0,0"
numAlsaRecDev = int(len(self.alsaDevices.alsaRecDevs))
if numAlsaRecDev > alsHardwareSelIndex:
alsaRecHw = self.alsaDevices.alsaRecDevs[
alsHardwareSelIndex].alsaHW
else:
print(
"getAlsaRecordHardwareString:!!!!no recording device found!!!! : ",
numAlsaRecDev, alsHardwareSelIndex)
return alsaRecHw
def updateRecDeviceInfo(self):
self.comboInputChanel.remove_all()
self.volumeUpdateBlocked = True
alsHardwareSelIndex = self.alsaRecHardwareCombo.get_active()
currAlsaDev = "hw:0,0"
if len(self.alsaDevices.alsaRecDevs) > alsHardwareSelIndex:
currAlsaDev = self.alsaDevices.alsaRecDevs[alsHardwareSelIndex]
currAlsaDev.loadDeviceInfo()
for chanel in range(0, currAlsaDev.MaxChannel):
self.comboInputChanel.append_text(str(chanel + 1))
self.comboInputChanel.set_active(0)
self.comboSampleRate.remove_all()
all_rates = [44100, 48000, 96000, 192000]
for rate in all_rates:
if rate >= currAlsaDev.MinRate and rate <= currAlsaDev.MaxRate:
self.comboSampleRate.append_text(str(rate))
self.comboSampleRate.set_active(0)
self.volumeUpdateBlocked = False
else:
print("!!!!updateRecDeviceInfo:no recording device found!!!! : ",
numAlsaRecDev, alsHardwareSelIndex)
def on_recDeviceChanged(self, combo):
self.updateRecDeviceInfo()
def on_cfgDRC(self, button):
drcMethod = self.comboDRC.get_active_text()
if drcMethod == "DRC":
self.drcCfgDlg.run()
else:
self.porcCfgDlg.run()
def on_DRCTypeChanged(self, combo):
drcMethod = combo.get_active_text()
if drcMethod == "DRC":
self.cfgDRCButton.set_label("configure DRC")
else:
self.cfgDRCButton.set_label("configure PORC")
drcScript = [
DependsWrapperImpl.find_plugin_file(self.parent,
"calcFilterDRC")
]
pluginPath = os.path.dirname(os.path.abspath(drcScript[0]))
porcTargetCurve = pluginPath + "/porc/data/tact30f.txt"
if not os.path.exists(porcTargetCurve):
print("installing PORC")
installScript = DependsWrapperImpl.find_plugin_file(
self.parent, "installPORC.sh")
pluginPath = os.path.dirname(installScript)
porcInstCommand = "xterm -e " + installScript + " " + \
pluginPath
subprocess.call(porcInstCommand, shell=True)
def slider_changed(self, hscale):
self.sweep_level = hscale.get_value()
def set_filter(self):
DrcFilename = self.filechooserbtn.get_filename()
self.parent.updateFilter(DrcFilename)
def on_file_selected(self, widget):
filterFile = widget.get_filename()
if os.path.isfile(filterFile):
self.saveSettings()
def saveSettings(self):
aCfg = DRCConfig()
aCfg.filterFile = self.filechooserbtn.get_filename()
aCfg.recordGain = self.sweep_level
aCfg.sweepDuration = int(self.entrySweepDuration.get_text())
aCfg.FIRFilterMode = self.comboboxFIRFilterMode.get_active()
aCfg.playHardwareIndex = self.alsaPlayHardwareCombo.get_active()
aCfg.recHardwareIndex = self.alsaRecHardwareCombo.get_active()
aCfg.recHardwareChannelIndex = self.comboInputChanel.get_active()
fileExt = os.path.splitext(aCfg.filterFile)[-1]
print(("ext = " + fileExt))
if fileExt != ".wav":
if self.channelSelDlg.run() == Gtk.ResponseType.OK:
aCfg.numFilterChanels = self.channelSelDlg.getNumChannels()
aCfg.save()
def on_apply_settings(self, some_param):
self.saveSettings()
self.dlg.set_visible(False)
def updateBruteFIRCfg(self, enable):
updateBruteFIRScript = [
DependsWrapperImpl.find_plugin_file(self.parent,
"updateBruteFIRCfg")
]
if enable is True:
self.comboboxFIRFilterMode.set_active(2)
updateBruteFIRScript.append(self.getAlsaPlayHardwareString())
updateBruteFIRScript.append(self.filechooserbtn.get_filename())
print('create bruteFIRConfig and start/install bruteFIR')
updateBruteFIRCommand = "xterm -e " + " ".join(updateBruteFIRScript)
subprocess.call(updateBruteFIRCommand, shell=True)
def on_applyFilterBruteFIR(self):
self.updateBruteFIRCfg(True)
self.saveSettings()
self.set_filter()
def on_applyFilterGST(self):
self.comboboxFIRFilterMode.set_active(1)
self.saveSettings()
self.set_filter()
self.updateBruteFIRCfg(False)
def disableFiltering(self):
self.comboboxFIRFilterMode.set_active(0)
self.saveSettings()
self.set_filter()
self.updateBruteFIRCfg(False)
def on_FIRFilterModeChanged(self, some_param):
FIRFilterMode = self.comboboxFIRFilterMode.get_active()
if FIRFilterMode is 0:
self.disableFiltering()
elif FIRFilterMode is 1:
self.on_applyFilterGST()
else:
self.on_applyFilterBruteFIR()
def getMeasureResultsDir(self):
cachedir = RB.user_cache_dir() + "/DRC"
measureResultsDir = cachedir + "/MeasureResults"
if not os.path.exists(measureResultsDir):
os.makedirs(measureResultsDir)
return measureResultsDir
def on_execMeasure(self, param):
self.inputVolumeUpdate.stop()
# TODO: make the measure script output the volume and parse from
# there during measurement
scriptName = DependsWrapperImpl.find_plugin_file(
self.parent, "measure1Channel")
#create new folder for this complete measurement
strResultsDir = self.getMeasureResultsDir() + "/" +\
datetime.datetime.now().strftime("%Y%m%d%H%M%S_") + \
str(self.entrySweepDuration.get_text())
os.makedirs(strResultsDir)
raw_sweep_file_base_name = "/tmp/msrawsweep.pcm"
raw_sweep_recorded_base_name = "/tmp/msrecsweep0.pcm"
evalDlg = MeasureQADlg(self.parent, raw_sweep_file_base_name,
raw_sweep_recorded_base_name, self.sweep_level)
iterLoopMeasure = 0
acquiredImpResFiles = []
while (True):
impOutputFile = strResultsDir + "/" + str(iterLoopMeasure) + ".wav"
# execute measure script to generate filters
commandLine = [
scriptName,
str(self.sweep_level),
self.getAlsaRecordHardwareString(),
self.getAlsaPlayHardwareString(), "10", "22050",
str(self.entrySweepDuration.get_text()), impOutputFile,
self.comboInputChanel.get_active_text(),
str(self.exec_2ChannelMeasure.get_active()),
str(int(self.spinbutton_NumChannels.get_value())),
str(self.comboSampleRate.get_active_text())
]
p = subprocess.Popen(commandLine, 0, None, None, subprocess.PIPE,
subprocess.PIPE)
(out, err) = p.communicate()
print(("output from measure script : " + str(out) + " error : " +
str(None)))
# quality check:sweep file and measured result
evalDlg.setImpRespFileName(impOutputFile)
evalDlg.run()
iterLoopMeasure += 1
if evalDlg.Result == MeasureQARetVal.Reject:
continue
acquiredImpResFiles.append(evalDlg.impRespFile)
if evalDlg.Result == MeasureQARetVal.Done:
break
self.impRespDlg.removeAll()
self.impRespDlg.setFiles(acquiredImpResFiles)
self.notebook.next_page()
def changeCfgParamDRC(self, bufferStr, changeArray):
newBuff = bufferStr
for i in range(0, len(changeArray)):
changeParams = changeArray[i]
searchStr = changeParams[0] + " = "
paramStart = bufferStr.find(searchStr)
if paramStart > -1:
paramEnd = bufferStr.find("\n", paramStart)
if paramEnd > -1:
newBuff = bufferStr[0:paramStart + len(searchStr)] + \
changeParams[1] + bufferStr[
paramEnd:len(bufferStr)]
bufferStr = newBuff
return newBuff
def getTmpCfgDir(self):
cachedir = RB.user_cache_dir() + "/DRC"
tmpCfgDir = cachedir + "/TmpDRCCfg"
if not os.path.exists(tmpCfgDir):
os.makedirs(tmpCfgDir)
return tmpCfgDir
def prepareDRC(self, impRespFile, filterResultFile, targetCurveFile):
drcScript = [
DependsWrapperImpl.find_plugin_file(self.parent, "calcFilterDRC")
]
drcCfgFileName = os.path.basename(self.drcCfgDlg.getBaseCfg())
print(("drcCfgBaseName : " + drcCfgFileName))
drcCfgSrcFile = self.drcCfgDlg.getBaseCfg()
drcCfgDestFile = self.getTmpCfgDir() + "/" + drcCfgFileName
drcScript.append(drcCfgDestFile)
print(("drcCfgDestFile : " + drcCfgDestFile))
# update filter file
srcDrcCfgFile = open(drcCfgSrcFile, "r")
srcData = srcDrcCfgFile.read()
micCalFile = self.drcCfgDlg.getMicCalibrationFile()
normMethod = self.drcCfgDlg.getNormMethod()
changeCfgFileArray = [["BCInFile", impRespFile],
["PSPointsFile", targetCurveFile],
["PSNormType", normMethod]]
if micCalFile is not None:
changeCfgFileArray.append(["MCFilterType", "M"])
changeCfgFileArray.append(["MCPointsFile", micCalFile])
else:
changeCfgFileArray.append(["MCFilterType", "N"])
destData = self.changeCfgParamDRC(srcData, changeCfgFileArray)
destDrcCfgFile = open(drcCfgDestFile, "w")
destDrcCfgFile.write(destData)
destDrcCfgFile.close()
return drcScript
def showMsgBox(self, msg):
dlg = Gtk.MessageDialog(self.dlg, Gtk.DialogFlags.MODAL,
Gtk.MessageType.INFO, Gtk.ButtonsType.CLOSE,
msg)
dlg.run()
dlg.destroy()
def getFilterResultsDir(self):
cachedir = RB.user_cache_dir() + "/DRC"
filterResultsDir = cachedir + "/DRCFilters"
if not os.path.exists(filterResultsDir):
print(("DRC cache dir does not exist : creating -> " +
filterResultsDir))
os.makedirs(filterResultsDir)
return filterResultsDir
def getSampleShift(self, distanceInCentimeter):
return int((1.2849 * distanceInCentimeter) + 0.5)
def calculateAvgImpResponse(self, files):
projectDir = os.path.dirname(os.path.abspath(files[0].fileName))
impOutputFile = projectDir + "/impOutputFile"\
+ datetime.datetime.now().strftime("%Y%m%d%H%M%S_") + "avg.wav"
maxValueStartOffset = 32768
maxValueEndOffset = 32768
avgImpulseLength = maxValueEndOffset + maxValueStartOffset
#loop over all impulse responses for all chanels and
#calculate average response
result = DRCFileTool.WaveParams()
avgData = []
for currFileInfo in files:
params = DRCFileTool.LoadWaveFile(currFileInfo.fileName)
result = DRCFileTool.WaveParams(params.numChannels)
for chanel in range(0, params.numChannels):
if len(avgData) <= chanel:
arr = [float(0.0)] * avgImpulseLength
avgData.append(arr)
impulseStart = params.maxSampleValuePos[chanel] - \
maxValueStartOffset + self.getSampleShift(
currFileInfo.centerDistanceInCentimeter)
print(("impulseStart:", impulseStart))
for index in range(0, avgImpulseLength):
avgData[chanel][index] += float(
params.data[chanel][impulseStart + index] *
currFileInfo.weightingFactor)
#print(("avgData[chanel][index] : ",
# avgData[chanel][index],
# params.data[chanel][impulseStart + index]))
#write the avg result to the result
result.data = avgData
print(("numChans Avg :", params.numChannels, result.numChannels,
impOutputFile))
DRCFileTool.WriteWaveFile(result, impOutputFile)
return impOutputFile
def on_calculateDRC(self, param):
drcMethod = self.comboDRC.get_active_text()
drcScript = [
DependsWrapperImpl.find_plugin_file(self.parent, "calcFilterDRC")
]
pluginPath = os.path.dirname(os.path.abspath(drcScript[0]))
filterResultFile = self.getFilterResultsDir() + "/Filter" + str(
drcMethod) + datetime.datetime.now().strftime(
"%Y%m%d%H%M%S") + ".wav"
impRespFiles = self.impRespDlg.getImpRespFiles()
#get number of channels from impRespFiles and loop over
numChannels = DRCFileTool.getNumChannels(impRespFiles[0].fileName)
#go through all impRespFiles, average them and pass the
#result to the impRespFile
avgImpRespFile = self.calculateAvgImpResponse(impRespFiles)
soxMergeCall = ["sox", "-M"]
channelFilterFile = ""
for currChannel in range(0, numChannels):
channelFilterFile = "/tmp/filter" + str(currChannel) + ".wav"
soxMergeCall.append(channelFilterFile)
#get target curve filename per channel
targetCurveFileName = self.targetCurveDlg.getTargetCurveFileName(
currChannel)
if avgImpRespFile is None:
self.showMsgBox("no file loaded")
return
if drcMethod == "DRC":
drcScript = self.prepareDRC(avgImpRespFile, channelFilterFile,
targetCurveFileName)
drcScript.append(avgImpRespFile)
drcScript.append(channelFilterFile)
drcScript.append(str(currChannel))
elif drcMethod == "PORC":
drcScript = [
DependsWrapperImpl.find_plugin_file(
self.parent, "calcFilterPORC")
]
porcCommand = pluginPath + "/porc/porc.py"
if not os.path.isfile(porcCommand):
self.showMsgBox(
"porc.py not found. Please download from github and "
"install in the DRC plugin subfolder 'porc'")
return
drcScript.append(porcCommand)
drcScript.append(avgImpRespFile)
drcScript.append(channelFilterFile)
drcScript.append(str(currChannel))
drcScript.append(targetCurveFileName)
if self.porcCfgDlg.getMixedPhaseEnabled():
drcScript.append("--mixed")
print(("drc command line: " + str(drcScript)))
p = subprocess.Popen(drcScript, 0, None, None, subprocess.PIPE,
subprocess.PIPE)
(out, err) = p.communicate()
print(("output from filter calculate script : " + str(out)))
#use sox to merge all results to one filter file
soxMergeCall.append(filterResultFile)
p = subprocess.Popen(soxMergeCall, 0, None, None, subprocess.PIPE,
subprocess.PIPE)
print(("output from sox filter merge : " + str(out)))
self.filechooserbtn.set_filename(filterResultFile)
self.set_filter()
self.notebook.next_page()
def on_close(self, shell):
print("closing ui")
self.inputVolumeUpdate.stop()
self.dlg.set_visible(False)
return True
def show_ui(self, shell, state, dummy):
print("showing UI")
self.initUI()
self.startInputVolumeUpdate()
if shell is None:
self.dlg.run()
else:
self.dlg.show_all()
self.dlg.present()
self.inputVolumeUpdate.stop()
print("done showing UI")
def on_destroy(self, widget, data):
self.on_close(None)
return True
def on_Cancel(self, some_param):
self.dlg.set_visible(False)
self.inputVolumeUpdate.stop()
def initUI(self):
aCfg = DRCConfig()
self.uibuilder = Gtk.Builder()
self.uibuilder.add_from_file(
DependsWrapperImpl.find_plugin_file(self.parent, "DRCUI.glade"))
self.dlg = self.uibuilder.get_object("DRCDlg")
self.dlg.connect("close", self.on_close)
audioFileFilter = Gtk.FileFilter()
audioFileFilter.add_pattern("*.wav")
audioFileFilter.add_pattern("*.pcm")
audioFileFilter.add_pattern("*.raw")
self.filechooserbtn = self.uibuilder.get_object(
"drcfilterchooserbutton")
self.filechooserbtn.set_filter(audioFileFilter)
if os.path.isfile(aCfg.filterFile):
self.filechooserbtn.set_filename(aCfg.filterFile)
else:
self.filechooserbtn.set_current_folder(self.getFilterResultsDir())
self.filechooserbtn.connect("file-set", self.on_file_selected)
self.entrySweepDuration = self.uibuilder.get_object(
"entrySweepDuration")
self.entrySweepDuration.set_text(str(aCfg.sweepDuration))
self.progressbarInputVolume = self.uibuilder.get_object(
"progressbarInputVolume")
self.alsaPlayHardwareCombo = self.uibuilder.get_object("comboOutput")
self.alsaRecHardwareCombo = self.uibuilder.get_object("comboRecord")
self.comboSampleRate = self.uibuilder.get_object("comboSampleRate")
self.execMeasureBtn = self.uibuilder.get_object("buttonMeassure")
self.execMeasureBtn.connect("clicked", self.on_execMeasure)
self.alsaDevices = AlsaDevices()
alsaTools.fillComboFromDeviceList(self.alsaPlayHardwareCombo,
self.alsaDevices.alsaPlayDevs,
aCfg.playHardwareIndex)
alsaTools.fillComboFromDeviceList(self.alsaRecHardwareCombo,
self.alsaDevices.alsaRecDevs,
aCfg.recHardwareIndex)
self.alsaRecHardwareCombo.connect("changed", self.on_recDeviceChanged)
self.comboInputChanel = self.uibuilder.get_object("comboInputChanel")
self.comboInputChanel.set_active(aCfg.recHardwareChannelIndex)
# fill the number of input channels
self.updateRecDeviceInfo()
self.comboInputChanel.connect("changed", self.on_InputChanelChanged)
calcDRCBtn = self.uibuilder.get_object("buttonCalculateFilter")
calcDRCBtn.connect("clicked", self.on_calculateDRC)
slider = self.uibuilder.get_object("scaleSweepAmplitude")
slider.set_range(0.1, 1)
slider.set_value_pos(Gtk.PositionType.TOP)
self.sweep_level = aCfg.recordGain
slider.set_value(self.sweep_level)
slider.connect("value_changed", self.slider_changed)
apply_closeBtn = self.uibuilder.get_object("apply_closeBtn")
apply_closeBtn.connect("clicked", self.on_apply_settings)
cancel_closeBtn = self.uibuilder.get_object("cancelButton")
cancel_closeBtn.connect("clicked", self.on_Cancel)
self.buttonSetImpRespFile = self.uibuilder.get_object(
"buttonSetImpRespFile")
self.buttonSetImpRespFile.connect("clicked", self.on_setImpRespFiles)
self.comboDRC = self.uibuilder.get_object("combo_drc_type")
self.cfgDRCButton = self.uibuilder.get_object("cfgDRCButton")
self.cfgDRCButton.connect("clicked", self.on_cfgDRC)
self.comboDRC.append_text("DRC")
self.comboDRC.append_text("PORC")
self.comboDRC.set_active(0)
self.comboDRC.connect("changed", self.on_DRCTypeChanged)
self.on_DRCTypeChanged(self.comboDRC)
self.drcCfgDlg = DRCCfgDlg(self.parent)
self.porcCfgDlg = PORCCfgDlg(self.parent)
self.channelSelDlg = ChanelSelDlg(self.parent)
self.impRespDlg = ImpRespDlg(self, self.getMeasureResultsDir())
self.targetCurveDlg = TargetCurveDlg(self.parent)
self.exec_2ChannelMeasure = self.uibuilder.get_object(
"checkbutton_2ChannelMeasure")
self.exec_2ChannelMeasure.set_sensitive(True)
self.spinbutton_NumChannels = self.uibuilder.get_object(
"spinbutton_NumChannels")
self.notebook = self.uibuilder.get_object("notebook1")
self.volumeUpdateBlocked = False
self.mode = None
self.inputVolumeUpdate = InputVolumeProcess(
self.progressbarInputVolume)
self.comboboxFIRFilterMode = self.uibuilder.get_object(
"comboboxFIRFilterMode")
self.comboboxFIRFilterMode.set_active(aCfg.FIRFilterMode)
self.comboboxFIRFilterMode.connect("changed",
self.on_FIRFilterModeChanged)
self.uibuilder.get_object("buttonTargetCurve").connect(
"clicked", self.on_EditTargetCurve)
class DRCDlg:
def initUI(self):
aCfg = DRCConfig()
self.uibuilder = Gtk.Builder()
self.uibuilder.add_from_file(
rb.find_plugin_file(self.parent, "DRCUI.glade"))
self.dlg = self.uibuilder.get_object("DRCDlg")
self.dlg.connect("close", self.on_close)
audioFileFilter = Gtk.FileFilter()
audioFileFilter.add_pattern("*.wav")
audioFileFilter.add_pattern("*.pcm")
audioFileFilter.add_pattern("*.raw")
self.filechooserbtn = self.uibuilder.get_object(
"drcfilterchooserbutton")
self.filechooserbtn.set_filter(audioFileFilter)
if os.path.isfile(aCfg.filterFile):
self.filechooserbtn.set_filename(aCfg.filterFile)
else:
self.filechooserbtn.set_current_folder(self.getFilterResultsDir())
self.filechooserbtn.connect("file-set", self.on_file_selected)
self.entrySweepDuration = self.uibuilder.get_object(
"entrySweepDuration")
self.entrySweepDuration.set_text(str(aCfg.sweepDuration))
self.progressbarInputVolume = self.uibuilder.get_object(
"progressbarInputVolume")
self.alsaPlayHardwareCombo = self.uibuilder.get_object("comboOutput")
self.alsaRecHardwareCombo = self.uibuilder.get_object("comboRecord")
self.execMeasureBtn = self.uibuilder.get_object("buttonMeassure")
self.execMeasureBtn.connect("clicked", self.on_execMeasure)
self.alsaPlayHardwareList = alsaTools.getDeviceListFromAlsaOutput(
"aplay")
self.alsaRecHardwareList = alsaTools.getDeviceListFromAlsaOutput(
"arecord")
alsaTools.fillComboFromDeviceList(self.alsaPlayHardwareCombo,
self.alsaPlayHardwareList,
aCfg.playHardwareIndex)
alsaTools.fillComboFromDeviceList(self.alsaRecHardwareCombo,
self.alsaRecHardwareList,
aCfg.recHardwareIndex)
self.alsaRecHardwareCombo.connect("changed", self.on_recDeviceChanged)
self.comboInputChanel = self.uibuilder.get_object("comboInputChanel")
self.comboInputChanel.set_active(aCfg.recHardwareChannelIndex)
# fill the number of input channels
self.updateRecDeviceInfo()
self.comboInputChanel.connect("changed", self.on_InputChanelChanged)
calcDRCBtn = self.uibuilder.get_object("buttonCalculateFilter")
calcDRCBtn.connect("clicked", self.on_calculateDRC)
slider = self.uibuilder.get_object("scaleSweepAmplitude")
slider.set_range(0.1, 1)
slider.set_value_pos(Gtk.PositionType.TOP)
self.sweep_level = aCfg.recordGain
slider.set_value(self.sweep_level)
slider.connect("value_changed", self.slider_changed)
apply_closeBtn = self.uibuilder.get_object("apply_closeBtn")
apply_closeBtn.connect("clicked", self.on_apply_settings)
cancel_closeBtn = self.uibuilder.get_object("cancelButton")
cancel_closeBtn.connect("clicked", self.on_Cancel)
self.buttonSetImpRespFile = self.uibuilder.get_object(
"buttonSetImpRespFile")
self.buttonSetImpRespFile.connect("clicked", self.on_setImpRespFiles)
self.filechooserbuttonTargetCurve = self.uibuilder.get_object(
"filechooserbuttonTargetCurve")
self.filechooserbuttonTargetCurve.set_current_folder(
"/usr/share/drc/target/44.1 kHz")
self.comboDRC = self.uibuilder.get_object("combo_drc_type")
# TODO: check availibility of PORC & DRC and fill combo accordingly
self.cfgDRCButton = self.uibuilder.get_object("cfgDRCButton")
self.cfgDRCButton.connect("clicked", self.on_cfgDRC)
self.comboDRC.append_text("DRC")
self.comboDRC.append_text("PORC")
self.comboDRC.set_active(0)
self.comboDRC.connect("changed", self.on_DRCTypeChanged)
self.on_DRCTypeChanged(self.comboDRC)
self.drcCfgDlg = DRCCfgDlg(self.parent)
self.porcCfgDlg = PORCCfgDlg(self.parent)
self.channelSelDlg = ChanelSelDlg(self.parent)
self.impRespDlg = ImpRespDlg(self.parent, self.getMeasureResultsDir())
self.uibuilder.get_object("buttonEditTargetCurve").connect("clicked",
self.on_editTargetCurve)
self.exec_2ChannelMeasure = self.uibuilder.get_object(
"checkbutton_2ChannelMeasure")
self.exec_2ChannelMeasure.set_sensitive(True)
self.notebook = self.uibuilder.get_object("notebook1")
self.volumeUpdateBlocked = False
self.mode = None
self.inputVolumeUpdate = InputVolumeProcess(
self.progressbarInputVolume)
self.comboboxFIRFilterMode = self.uibuilder.get_object(
"comboboxFIRFilterMode")
self.comboboxFIRFilterMode.set_active(aCfg.FIRFilterMode)
self.comboboxFIRFilterMode.connect("changed",
self.on_FIRFilterModeChanged)
def __init__(self, parent):
self.parent = parent
def on_editTargetCurve(self, widget):
editDlg = EQControl(self.filechooserbuttonTargetCurve.get_filename(),
self.parent)
if editDlg.run() == Gtk.ResponseType.OK:
self.filechooserbuttonTargetCurve.set_filename(
editDlg.getTargetCurveFile())
def startInputVolumeUpdate(self, channel=None):
if channel is None:
channel = self.comboInputChanel.get_active_text()
if not self.volumeUpdateBlocked:
self.inputVolumeUpdate.start(self.getAlsaRecordHardwareString(),
channel, self.mode)
def on_setImpRespFiles(self, button):
self.impRespDlg.run()
def on_InputChanelChanged(self, combo):
self.startInputVolumeUpdate(combo.get_active_text())
def updateRecDeviceInfo(self):
self.volumeUpdateBlocked = True
recDeviceInfo = self.getRecordingDeviceInfo()
if recDeviceInfo is None:
return
self.comboInputChanel.remove_all()
# TODO: at the moment just 32 bit recording is supported. Maybe
# check if other bitdepths make sense too
self.mode = "S32_LE"
if "S32_LE" in recDeviceInfo[1]:
self.execMeasureBtn.set_sensitive(True)
else:
if len(recDeviceInfo[1]) < 1:
print("no mode extracted : assuming S16_LE in that case")
self.mode = "S16_LE"
else:
self.mode = recDeviceInfo[1][0]
self.showMsgBox(
"Recording device does not support 32 bit recording(S32_LE)")
self.execMeasureBtn.set_sensitive(False)
start = 0
end = int(recDeviceInfo[0][0])
if len(recDeviceInfo[0]) > 1:
start = max(int(recDeviceInfo[0][0]) - 1, 0)
end = int(recDeviceInfo[0][1])
for chanel in range(start, end):
self.comboInputChanel.append_text(str(chanel + 1))
self.volumeUpdateBlocked = False
self.comboInputChanel.set_active(0)
return self.mode
def on_recDeviceChanged(self, combo):
self.updateRecDeviceInfo()
def on_cfgDRC(self, button):
drcMethod = self.comboDRC.get_active_text()
if drcMethod == "DRC":
self.drcCfgDlg.run()
else:
self.porcCfgDlg.run()
def on_DRCTypeChanged(self, combo):
drcMethod = combo.get_active_text()
if drcMethod == "DRC":
self.cfgDRCButton.set_label("configure DRC")
self.filechooserbuttonTargetCurve.set_filename(
"/usr/share/drc/target/44.1 kHz/bk-44.1.txt")
else:
self.cfgDRCButton.set_label("configure PORC")
drcScript = [rb.find_plugin_file(self.parent, "calcFilterDRC")]
pluginPath = os.path.dirname(os.path.abspath(drcScript[0]))
porcTargetCurve = pluginPath + "/porc/data/tact30f.txt"
if not os.path.exists(porcTargetCurve):
print("installing PORC")
installScript = rb.find_plugin_file(self.parent,
"installPORC.sh")
pluginPath = os.path.dirname(installScript)
porcInstCommand = "xterm -e " + installScript + " " + \
pluginPath
subprocess.call(porcInstCommand, shell=True)
self.filechooserbuttonTargetCurve.set_filename()
def slider_changed(self, hscale):
self.sweep_level = hscale.get_value()
def set_filter(self):
DrcFilename = self.filechooserbtn.get_filename()
self.parent.updateFilter(DrcFilename)
def on_file_selected(self, widget):
filterFile = widget.get_filename()
if os.path.isfile(filterFile):
self.saveSettings()
def saveSettings(self):
aCfg = DRCConfig()
aCfg.filterFile = self.filechooserbtn.get_filename()
aCfg.recordGain = self.sweep_level
aCfg.sweepDuration = int(self.entrySweepDuration.get_text())
aCfg.FIRFilterMode = self.comboboxFIRFilterMode.get_active()
aCfg.playHardwareIndex = self.alsaPlayHardwareCombo.get_active()
aCfg.recHardwareIndex = self.alsaRecHardwareCombo.get_active()
aCfg.recHardwareChannelIndex = self.comboInputChanel.get_active()
fileExt = os.path.splitext(aCfg.filterFile)[-1]
print(("ext = " + fileExt))
if fileExt != ".wav":
if self.channelSelDlg.run() == Gtk.ResponseType.OK:
aCfg.numFilterChanels = self.channelSelDlg.getNumChannels()
aCfg.save()
def on_apply_settings(self, some_param):
self.saveSettings()
self.dlg.set_visible(False)
def updateBruteFIRCfg(self, enable):
updateBruteFIRScript = [rb.find_plugin_file(self.parent,
"updateBruteFIRCfg")]
if enable is True:
self.comboboxFIRFilterMode.set_active(2)
updateBruteFIRScript.append(self.getAlsaPlayHardwareString())
updateBruteFIRScript.append(self.filechooserbtn.get_filename())
print('create bruteFIRConfig and start/install bruteFIR')
p = subprocess.Popen(updateBruteFIRScript, 0, None, None,
subprocess.PIPE, subprocess.PIPE)
(out, err) = p.communicate()
print(("output from bruteFIR update script : " + str(out)))
def on_applyFilterBruteFIR(self):
self.updateBruteFIRCfg(True)
self.saveSettings()
self.set_filter()
self.checkbuttonEnableFiltering.set_active(True)
def on_applyFilterGST(self):
self.comboboxFIRFilterMode.set_active(1)
self.saveSettings()
self.set_filter()
self.updateBruteFIRCfg(False)
self.checkbuttonEnableFiltering.set_active(True)
def disableFiltering(self):
self.comboboxFIRFilterMode.set_active(0)
self.saveSettings()
self.set_filter()
self.updateBruteFIRCfg(False)
def on_FIRFilterModeChanged(self, some_param):
FIRFilterMode = self.comboboxFIRFilterMode.get_active()
if FIRFilterMode is 0:
self.disableFiltering()
elif FIRFilterMode is 1:
self.on_applyFilterGST()
else:
self.on_applyFilterBruteFIR()
def getRecordingDeviceInfo(self):
try:
params = ['arecord', '-D', self.getAlsaRecordHardwareString(),
'--dump-hw-params', '-d 1']
print(("executing: " + str(params)))
p = subprocess.Popen(params, 0, None, None, subprocess.PIPE,
subprocess.PIPE)
(out, err) = p.communicate()
print(("hw infos : err : " + str(err) + " out : " + str(out)))
# I rely on channels as it seems to be not translated
pattern = re.compile("CHANNELS:\s\[?(\d{1,2})\s?(\d{1,2})?\]?",
re.MULTILINE)
numChanels = pattern.findall(str(err))
# workaround to remove empty match in case of just single number
# because I was not clever enough to have a clean
# conditional regex...
if len(numChanels[0]) > 1 and not numChanels[0][1]:
print("only channel number present -> truncate")
numChanels = [numChanels[0][0]]
else:
numChanels = [numChanels[0][0], numChanels[0][1]]
pattern = re.compile("(\D\d+_\w*)", re.MULTILINE)
supportedModes = pattern.findall(str(err))
print(("numChannels : " + str(numChanels)))
print(("supportedModes : " + str(supportedModes)))
print(("No. supported Modes : " + str(len(supportedModes))))
return [numChanels, supportedModes]
except Exception as inst:
print((
'failed to get rec hardware info...',
sys.exc_info()[0], type(inst), inst))
return None
def getAlsaPlayHardwareString(self):
if len(self.alsaPlayHardwareList) < 1:
print("no sound hardware detected")
return
alsHardwareSelIndex = self.alsaPlayHardwareCombo.get_active()
alsaDevicePlayback = "hw:" + str(
self.alsaPlayHardwareList[alsHardwareSelIndex][0]) + "," + str(
self.alsaPlayHardwareList[alsHardwareSelIndex][2])
print(("alsa output device : " + alsaDevicePlayback))
return alsaDevicePlayback
def getAlsaRecordHardwareString(self):
if len(self.alsaRecHardwareList) < 1:
print("no sound hardware detected")
return
alsHardwareSelIndex = self.alsaRecHardwareCombo.get_active()
alsaDeviceRec = "hw:" + str(
self.alsaRecHardwareList[alsHardwareSelIndex][0]) + "," + str(
self.alsaRecHardwareList[alsHardwareSelIndex][2])
print(("alsa input device : " + alsaDeviceRec))
return alsaDeviceRec
def getMeasureResultsDir(self):
cachedir = RB.user_cache_dir() + "/DRC"
measureResultsDir = cachedir + "/MeasureResults"
if not os.path.exists(measureResultsDir):
os.makedirs(measureResultsDir)
return measureResultsDir
def on_execMeasure(self, param):
self.inputVolumeUpdate.stop()
# TODO: make the measure script output the volume and parse from
# there during measurement
scriptName = rb.find_plugin_file(self.parent, "measure1Channel")
#create new folder for this complete measurement
strResultsDir = self.getMeasureResultsDir() + "/" +\
datetime.datetime.now().strftime("%Y%m%d%H%M%S_") + \
str(self.entrySweepDuration.get_text())
os.makedirs(strResultsDir)
strResultSuffix = ""
if self.exec_2ChannelMeasure.get_active():
strResultSuffix = "l"
raw_sweep_file_base_name = "/tmp/msrawsweep.pcm"
raw_sweep_recorded_base_name = "/tmp/msrecsweep" +\
strResultSuffix + ".pcm"
evalDlg = MeasureQADlg(self.parent, raw_sweep_file_base_name,
raw_sweep_recorded_base_name, self.sweep_level)
iterLoopMeasure = 0
acquiredImpResFiles = []
while(True):
impOutputFile = strResultsDir + "/" + str(iterLoopMeasure) + ".wav"
# execute measure script to generate filters
commandLine = [scriptName, str(self.sweep_level),
self.getAlsaRecordHardwareString(),
self.getAlsaPlayHardwareString(),
"10",
"21000",
str(self.entrySweepDuration.get_text()),
impOutputFile,
self.comboInputChanel.get_active_text(),
str(self.exec_2ChannelMeasure.get_active())]
p = subprocess.Popen(commandLine, 0, None, None, subprocess.PIPE,
subprocess.PIPE)
(out, err) = p.communicate()
print(("output from measure script : " + str(out) + " error : "
+ str(None)))
# quality check:sweep file and measured result
evalDlg.setImpRespFileName(impOutputFile)
evalDlg.run()
iterLoopMeasure += 1
if evalDlg.Result == MeasureQARetVal.Reject:
continue
acquiredImpResFiles.append(evalDlg.impRespFile)
if evalDlg.Result == MeasureQARetVal.Done:
break
self.impRespDlg.setFiles(acquiredImpResFiles)
self.notebook.next_page()
def changeCfgParamDRC(self, bufferStr, changeArray):
newBuff = bufferStr
for i in range(0, len(changeArray)):
changeParams = changeArray[i]
searchStr = changeParams[0] + " = "
paramStart = bufferStr.find(searchStr)
if paramStart > -1:
paramEnd = bufferStr.find("\n", paramStart)
if paramEnd > -1:
newBuff = bufferStr[0:paramStart + len(searchStr)] + \
changeParams[1] + bufferStr[
paramEnd:len(bufferStr)]
bufferStr = newBuff
return newBuff
def getTmpCfgDir(self):
cachedir = RB.user_cache_dir() + "/DRC"
tmpCfgDir = cachedir + "/TmpDRCCfg"
if not os.path.exists(tmpCfgDir):
os.makedirs(tmpCfgDir)
return tmpCfgDir
def prepareDRC(self, impRespFile, filterResultFile):
drcScript = [rb.find_plugin_file(self.parent, "calcFilterDRC")]
drcCfgFileName = os.path.basename(self.drcCfgDlg.getBaseCfg())
print(("drcCfgBaseName : " + drcCfgFileName))
drcCfgSrcFile = self.drcCfgDlg.getBaseCfg()
drcCfgDestFile = self.getTmpCfgDir() + "/" + drcCfgFileName
drcScript.append(drcCfgDestFile)
print(("drcCfgDestFile : " + drcCfgDestFile))
# update filter file
srcDrcCfgFile = open(drcCfgSrcFile, "r")
srcData = srcDrcCfgFile.read()
micCalFile = self.drcCfgDlg.getMicCalibrationFile()
normMethod = self.drcCfgDlg.getNormMethod()
changeCfgFileArray = [["BCInFile", impRespFile],
["PSPointsFile",
self.filechooserbuttonTargetCurve.get_filename()],
["PSNormType", normMethod]
]
if micCalFile is not None:
changeCfgFileArray.append(["MCFilterType", "M"])
changeCfgFileArray.append(["MCPointsFile", micCalFile])
else:
changeCfgFileArray.append(["MCFilterType", "N"])
destData = self.changeCfgParamDRC(srcData, changeCfgFileArray)
destDrcCfgFile = open(drcCfgDestFile, "w")
destDrcCfgFile.write(destData)
destDrcCfgFile.close()
return drcScript
def showMsgBox(self, msg):
dlg = Gtk.MessageDialog(self.dlg, Gtk.DialogFlags.MODAL,
Gtk.MessageType.INFO, Gtk.ButtonsType.CLOSE,
msg)
dlg.run()
dlg.destroy()
def getFilterResultsDir(self):
cachedir = RB.user_cache_dir() + "/DRC"
filterResultsDir = cachedir + "/DRCFilters"
if not os.path.exists(filterResultsDir):
print(
("DRC cache dir does not exist : creating -> " +
filterResultsDir))
os.makedirs(filterResultsDir)
return filterResultsDir
def getSampleShift(self, distanceInCentimeter):
return int((1.2849 * distanceInCentimeter) + 0.5)
def calculateAvgImpResponse(self, files):
projectDir = os.path.dirname(os.path.abspath(files[0].fileName))
impOutputFile = projectDir + "/impOutputFile"\
+ datetime.datetime.now().strftime("%Y%m%d%H%M%S_") + "avg.wav"
maxValueStartOffset = 100
maxValueEndOffset = 20000
avgImpulseLength = maxValueEndOffset + maxValueStartOffset
#loop over all impulse responses for all chanels and
#calculate average response
result = DRCFileTool.WaveParams()
avgData = []
for currFileInfo in files:
params = DRCFileTool.LoadWaveFile(currFileInfo.fileName)
result = DRCFileTool.WaveParams(params.numChannels)
for chanel in range(0, params.numChannels):
if len(avgData) <= chanel:
arr = [float(0.0)] * avgImpulseLength
avgData.append(arr)
impulseStart = params.maxSampleValuePos[chanel] - \
maxValueStartOffset + self.getSampleShift(
currFileInfo.centerDistanceInCentimeter)
print(("impulseStart:", impulseStart))
for index in range(0, avgImpulseLength):
avgData[chanel][index] += float(params.data[chanel][
impulseStart + index] *
currFileInfo.weightingFactor)
#print(("avgData[chanel][index] : ",
# avgData[chanel][index],
# params.data[chanel][impulseStart + index]))
#write the avg result to the result
result.data = avgData
print(("numChans Avg :", params.numChannels, result.numChannels,
impOutputFile))
DRCFileTool.WriteWaveFile(result, impOutputFile)
return impOutputFile
def on_calculateDRC(self, param):
drcMethod = self.comboDRC.get_active_text()
drcScript = [rb.find_plugin_file(self.parent, "calcFilterDRC")]
pluginPath = os.path.dirname(os.path.abspath(drcScript[0]))
filterResultFile = self.getFilterResultsDir() + "/Filter" + str(
drcMethod) + datetime.datetime.now().strftime(
"%Y%m%d%H%M%S") + ".wav"
impRespFiles = self.impRespDlg.getImpRespFiles()
#go through all impRespFiles, average them and pass the
#result to the impRespFile
avgImpRespFile = self.calculateAvgImpResponse(impRespFiles)
if avgImpRespFile is None:
self.showMsgBox("no file loaded")
return
if drcMethod == "DRC":
drcScript = self.prepareDRC(avgImpRespFile, filterResultFile)
elif drcMethod == "PORC":
drcScript = [rb.find_plugin_file(self.parent, "calcFilterPORC")]
porcCommand = pluginPath + "/porc/porc.py"
if not os.path.isfile(porcCommand):
self.showMsgBox(
"porc.py not found. Please download from github and "
"install in the DRC plugin subfolder 'porc'")
return
drcScript.append(porcCommand)
if self.porcCfgDlg.getMixedPhaseEnabled():
drcScript.append("--mixed")
drcScript.append(self.filechooserbuttonTargetCurve.get_filename())
# execute measure script to generate filters
# last 2 parameters for all scripts allways impulse response and
# result filter
drcScript.append(avgImpRespFile)
drcScript.append(filterResultFile)
print(("drc command line: " + str(drcScript)))
p = subprocess.Popen(drcScript, 0, None, None, subprocess.PIPE,
subprocess.PIPE)
(out, err) = p.communicate()
print((")output from filter calculate script : " + str(out)))
self.filechooserbtn.set_filename(filterResultFile)
self.set_filter()
self.notebook.next_page()
def on_close(self, shell):
print("closing ui")
self.inputVolumeUpdate.stop()
self.dlg.set_visible(False)
return True
def show_ui(self, shell, state, dummy):
print("showing UI")
self.initUI()
self.startInputVolumeUpdate()
self.dlg.show_all()
self.dlg.present()
self.inputVolumeUpdate.stop()
print("done showing UI")
def on_destroy(self, widget, data):
self.on_close(None)
return True
def on_Cancel(self, some_param):
self.dlg.set_visible(False)
self.inputVolumeUpdate.stop()