def __init__(self, controller, parent=None):
QWidget.__init__(self, parent)
self.controller=controller
self.setupUi(self)
self.name="Video"
self.enabledCheckBox=None
# hide custom device edit widget
self.label_2.hide()
self.customDevice_lineEdit.hide()
self.customDeviceBrowse_pushButton_2.hide()
self.line.hide()
PluginVideoWorker.initializeVideo()
self.refreshDeviceList()
self.recStatusPollingTimer=0
QObject.connect(self.addToUsed_pushButton, SIGNAL("clicked()"), self.addToUsed_pushed)
QObject.connect(self.customDeviceBrowse_pushButton_2, SIGNAL("clicked()"), self.browseForDevice)
QObject.connect(self.refreshDevices_pushButton, SIGNAL("clicked()"), self.refreshDeviceList)
QObject.connect(
self.recordingEnabled_button, SIGNAL("clicked()"),
self.recordingEnabledDisabled
)
for codec in ["mpeg4","mjpeg","libtheora","libschroedinger","mpeg1video","mpeg2video","libxvid","libx264","hoffyuv","wmv1","wmv2"]:
self.codec_comboBox.addItem(codec)
self.loadConfig()
def stopRecording(self): if self.recordingEnabled_button.isChecked(): PluginVideoWorker.stopRecording() if self.recStatusPollingTimer!=0: self.killTimer(self.recStatusPollingTimer) self.recStatusPollingTimer=0 self.checkRecStatus(False) self.setParameterChangingUIEnabled(1)
def checkRecStatus(self, isRecording): status=not isRecording or PluginVideoWorker.isDeviceBeingRecorded(self.device) if status!=self.prevStatus: changed=True else: changed=False self.prevStatus=status return (status, changed)
def fillDialog(self): self.filename_groupBox.setTitle(self.device) cap=PluginVideoWorker.getDeviceCapabilities(self.device) for mode in cap.modes: self.modes_comboBox.addItem(str(mode.width)+"x"+str(mode.height)+" @ "+str(mode.fps)+"fps") self.curMode=self.getCurrentModeStr() self.isV4l2=cap.v4l2
def onActivatePreview(self, val): if not val and self.previewWidget!=None: self.filename_groupBox.layout().removeWidget(self.previewWidget) self.previewWidget.setParent(None) self.previewWidget=None elif val and (not self.previewWidget): self.previewWidget=PluginVideoWorker.VideoPreview() self.filename_groupBox.layout().addWidget(self.previewWidget) self.connectPreviewToRecording()
def startRecording(self, dataDirectory):
self.setParameterChangingUIEnabled(0)
if not self.recordingEnabled_button.isChecked():
return
self.dataDirectory=dataDirectory+self.name+"/"
if not os.path.isdir(self.dataDirectory):
os.mkdir(self.dataDirectory)
recParams=self.getRecordingParameters(self.dataDirectory, datetime.datetime.now().strftime("%Y-%m-%d_%H-%M-%S"), ".avi")
PluginVideoWorker.startRecording(recParams)
#update preview connections
for tabI in self.getVideoTabIndexes():
tab=self.settings_tabWidget.widget(tabI)
tab.onActivatePreview(tab.isPreviewActive())
self.recStatusPollingTimer=self.startTimer(500)
self.emit(SIGNAL("recordingStarted()"))
def loadConfig(self):
settings = QSettings()
settings.beginGroup("/plugins/GatherPlugin/Video")
lastUsedDevices = settings.value("lastUsedDevices").toStringList()
for i,device in enumerate(lastUsedDevices):
if PluginVideoWorker.isDevicePresent(str(device)):
devTab=self.addDevice(str(device))
devTab.setMode( str(settings.value("devices/%d/mode" % i).toString()) )
devTab.setPreviewActive( settings.value("devices/%d/showPreview" % i).toBool() )
self.recordingEnabled_button.setChecked( settings.value("recordingEnabled", QVariant(True)).toBool() )
self.codec_comboBox.lineEdit().setText( settings.value("codec", QVariant("mpeg2video")).toString() )
self.codecBitrate_spinBox.setValue( settings.value("bitrate", QVariant(600)).toInt()[0] )
def saveConfig(self):
settings = QSettings()
settings.beginGroup("/plugins/GatherPlugin/Video")
lastUsedDevices = []
for tabI in self.getVideoTabIndexes():
tab = self.settings_tabWidget.widget(tabI)
if PluginVideoWorker.isDevicePresent(str(tab.device)):
settings.setValue("devices/%d/mode" % len(lastUsedDevices), QVariant(tab.getCurrentModeStr()))
settings.setValue("devices/%d/showPreview" % len(lastUsedDevices), QVariant(tab.isPreviewActive()))
lastUsedDevices.append(str(tab.device))
settings.setValue("lastUsedDevices", QVariant(lastUsedDevices))
settings.setValue("recordingEnabled", QVariant(self.recordingEnabled_button.isChecked()))
settings.setValue("codec", QVariant(self.getCurrentCodec()))
settings.setValue("bitrate", QVariant(self.getCurrentKBitrate()))
def connectPreviewToRecording(self): PluginVideoWorker.setPreviewForDevice(self.getConfiguration(), self.previewWidget, 5)
def getConfiguration(self):
modeStr=self.getCurrentModeStr()
mode=modeRegexp.match(modeStr).groups()
rv=PluginVideoWorker.RecordingParameters("", "mpeg4", 800, self.device, int(mode[0]), int(mode[1]), int(mode[2]), self.isV4l2)
return rv
def refreshDeviceList(self): self.availableDevices_listWidget.clear() devices=PluginVideoWorker.getDevices() for d in devices: self.availableDevices_listWidget.addItem(d)
