def cleanup():
logger.debug("cleaning up loaded services")
Services.removeAll()
logger.debug("cleaning up loaded plugins")
for v in ("last_traceback", "last_type", "last_value"):
if hasattr(sys, v):
del sys.__dict__[v]
#PluginManager.singleton().unloadAll()
logger.debug("cleaning up complete")
def test_smoke():
# most of this is already tested in testGraph
Services.addService("Profiling", None)
mockup = FilterMockup(
"pyfile://" + os.path.dirname(__file__) +
"/../interface/SimpleDynamicFilter.py", "SimpleDynInFilter",
PropertyCollectionImpl("mockup", None), None)
mockup.createFilterAndUpdate()
mockup.addDynamicPort("dynin", InputPortInterface)
res = mockup.createFilter()
def setupConsoleServices(config):
"""
Adds services available in console mode.
:param config: a nexxT.core.Configuration instance
:return: None
"""
Services.addService("Logging", ConsoleLogger())
Services.addService("PlaybackControl", PlaybackControlConsole(config))
Services.addService("RecordingControl", MVCRecordingControlBase(config))
Services.addService("Configuration", MVCConfigurationBase(config))
Services.addService("Profiling", ProfilingService())
def activeAppStateChange(self, newState):
"""
Called when the active application changes its state.
:param newState: the new application's state (see FilterState)
:return:
"""
assertMainThread()
if newState == FilterState.CONSTRUCTED:
self.actActivate.setEnabled(True)
else:
self.actActivate.setEnabled(False)
if newState == FilterState.ACTIVE:
if self._waitForOpenState is not None:
app, pbfile, startPlay = self._waitForOpenState
self._waitForOpenState = None
if app == Application.activeApplication.getApplication(
).getName():
pbsrv = Services.getService("PlaybackControl")
if startPlay:
pbsrv.playbackPaused.connect(self._singleShotPlay)
QTimer.singleShot(2000, self._disconnectSingleShotPlay)
MethodInvoker(pbsrv.browser.setActive, Qt.QueuedConnection,
pbfile)
self.actDeactivate.setEnabled(True)
self.actSaveWithGuiState.setEnabled(False)
else:
self.actDeactivate.setEnabled(False)
self.actSaveWithGuiState.setEnabled(True)
def __init__(self, name):
"""
Creates a NexTThread instance with a name. If this is not the main thread, create a corresponding
QThread and start it (i.e., the event loop).
:param name: name of the thread
"""
super().__init__()
self._filters = {}
self._filter2name = {}
self._mockups = {}
self._name = name
try:
self._profsrv = Services.getService("Profiling")
if hasattr(self._profsrv, "data") and self._profsrv.data() is None:
self._profsrv = None
except KeyError:
self._profsrv = None
if not self.thread() is QCoreApplication.instance().thread():
raise NexTInternalError("unexpected thread")
if name == "main":
self._qthread = QCoreApplication.instance().thread()
self._qthread.setObjectName(name)
else:
self._qthread = self.ThreadWithCoverage(parent=self)
self._qthread.setObjectName(name)
self._qthread.start()
self.moveToThread(self._qthread)
self.cleanUpCalled = False
def _execTreeViewContextMenu(self, point):
index = self.treeView.indexAt(point)
item = self.model.data(index, ITEM_ROLE)
if isinstance(item, ConfigurationModel.SubConfigContent):
m = QMenu()
a1 = QAction("Edit graph")
m.addAction(a1)
a1.triggered.connect(lambda: self._addGraphView(item.subConfig))
if self.model.isApplication(index):
a2 = QAction("Select Application")
a2.triggered.connect(lambda: self.changeActiveApp(
self.model.data(index, Qt.DisplayRole)))
a3 = QAction("Init Application")
a3.triggered.connect(lambda: self._changeActiveAppAndInit(
self.model.data(index, Qt.DisplayRole)))
m.addActions([a2, a3])
pbsrv = Services.getService("PlaybackControl")
m2 = m.addMenu("Init and load sequence")
m3 = m.addMenu("Init, load and play")
s1 = []
s2 = []
for a in pbsrv.recentSeqs:
assert isinstance(a, QAction)
if a.isVisible():
# pylint: disable=cell-var-from-loop
# the below statements are tested and work
aseq = QAction(a.text())
aseq.triggered.connect(lambda arg1=a.data(
), seq=a.data(): self._changeActiveAppInitAndLoad(
self.model.data(index, Qt.DisplayRole), seq, False)
)
s1.append(aseq)
aseq = QAction(a.text())
aseq.triggered.connect(lambda arg1=a.data(
), seq=a.data(): self._changeActiveAppInitAndLoad(
self.model.data(index, Qt.DisplayRole), seq, True))
# pylint: enable=cell-var-from-loop
s2.append(aseq)
m2.addActions(s1)
m3.addActions(s2)
m.exec_(self.treeView.mapToGlobal(point))
return
if self.model.isSubConfigParent(
index) == Configuration.CONFIG_TYPE_APPLICATION:
m = QMenu()
a = QAction("Add application")
m.addAction(a)
a = m.exec_(self.treeView.mapToGlobal(point))
if a is not None:
self._configuration.addNewApplication()
return
if self.model.isSubConfigParent(
index) == Configuration.CONFIG_TYPE_COMPOSITE:
m = QMenu()
a = QAction("Add composite filter")
m.addAction(a)
a = m.exec_(self.treeView.mapToGlobal(point))
if a is not None:
self._configuration.addNewCompositeFilter()
return
def _addGraphView(self, subConfig):
g = subConfig.getGraph()
# remove already deleted graph views from internal list
valid_graphViews = []
for gv in self._graphViews:
if shiboken2.isValid(gv): # pylint: disable=no-member
valid_graphViews.append(gv)
self._graphViews = valid_graphViews
# check if graph view is already there
for gv in self._graphViews:
if gv.widget().scene().graph == g:
logger.info("Graph view already exists.")
return
# create new graph view
srv = Services.getService("MainWindow")
graphDw = srv.newDockWidget("Graph (%s)" % (subConfig.getName()),
parent=None,
defaultArea=Qt.RightDockWidgetArea,
allowedArea=Qt.RightDockWidgetArea
| Qt.BottomDockWidgetArea)
graphDw.setAttribute(Qt.WA_DeleteOnClose, True)
assert isinstance(graphDw, QDockWidget)
graphView = GraphEditorView(graphDw)
graphView.setScene(GraphScene(subConfig.getGraph(), graphDw))
graphDw.setWidget(graphView)
self._graphViews.append(graphDw)
graphDw.visibleChanged.connect(self._removeGraphViewFromList)
def __init__(self):
super().__init__()
srv = Services.getService("MainWindow")
profMenu = srv.menuBar().addMenu("Pr&ofiling")
self.loadDockWidget = srv.newDockWidget("Load", None,
Qt.BottomDockWidgetArea)
self.loadDisplay = LoadDisplayWidget(self.loadDockWidget)
self.loadDockWidget.setWidget(self.loadDisplay)
self.loadDataUpdated.connect(self.loadDisplay.newLoadData)
self.threadDeregistered.connect(self.loadDisplay.removeThread)
self.spanDockWidget = srv.newDockWidget("Profiling", None,
Qt.BottomDockWidgetArea)
self.spanDisplay = SpanDisplayWidget(self.spanDockWidget)
self.spanDockWidget.setWidget(self.spanDisplay)
self.spanDataUpdated.connect(self.spanDisplay.newSpanData)
self.threadDeregistered.connect(self.spanDisplay.removeThread)
self.actLoadEnabled = QAction("Enable Load Monitor")
self.actLoadEnabled.setCheckable(True)
self.actLoadEnabled.setChecked(True)
self.actLoadEnabled.toggled.connect(self.setLoadMonitorEnabled)
self.actProfEnabled = QAction("Enable Port Profiling")
self.actProfEnabled.setCheckable(True)
self.actProfEnabled.setChecked(False)
self.actProfEnabled.toggled.connect(self.setPortProfilingEnabled)
self.setLoadMonitorEnabled(True)
self.setPortProfilingEnabled(False)
profMenu.addAction(self.actLoadEnabled)
profMenu.addAction(self.actProfEnabled)
def onClose(self):
"""
overloaded from Filter
:return:
"""
srv = Services.getService("PlaybackControl")
srv.removeConnections(self)
def onStop(self):
"""
De-registers itself from the recording control service
:return:
"""
srv = Services.getService("RecordingControl")
srv.removeConnections(self)
def _disconnectSingleShotPlay(self):
assertMainThread()
pbsrv = Services.getService("PlaybackControl")
try:
pbsrv.playbackPaused.disconnect(self._singleShotPlay)
except RuntimeError:
# we are already disconnected.
pass
def _dirtyChanged(self, dirty):
srv = Services.getService("MainWindow")
if self.cfgfile is None:
title = "nexxT: <unnamed>"
else:
title = "nexxT: " + self.cfgfile
if dirty:
title += " *"
srv.setWindowTitle(title)
def __init__(self):
super().__init__()
srv = Services.getService("MainWindow")
self.dockWidget = srv.newDockWidget(
"Log",
parent=None,
defaultArea=Qt.BottomDockWidgetArea,
allowedArea=Qt.LeftDockWidgetArea | Qt.BottomDockWidgetArea)
self.logWidget = LogView()
self.dockWidget.setWidget(self.logWidget)
logMenu = srv.menuBar().addMenu("&Log")
mainLogger = logging.getLogger()
self.handler = LogHandler(self.logWidget)
mainLogger.addHandler(self.handler)
self.logWidget.destroyed.connect(
lambda: mainLogger.removeHandler(self.handler))
self.actFollow = QAction("Follow")
self.actFollow.setCheckable(True)
self.actFollow.setChecked(True)
self.actClear = QAction("Clear")
self.actSingleLine = QAction("Single Line")
self.actSingleLine.setCheckable(True)
self.actSingleLine.setChecked(True)
self.logWidget.setUniformRowHeights(True)
self.actFollow.toggled.connect(self.logWidget.setFollow)
self.actClear.triggered.connect(self.logWidget.clear)
self.actSingleLine.toggled.connect(self.logWidget.setUniformRowHeights)
self.actDisable = QAction("Disable")
self.actDisable.triggered.connect(self.setLogLevel)
self.actGroup = QActionGroup(self)
self.actGroup.setExclusive(True)
levelno = mainLogger.level
self.loglevelMap = {}
for lv in ["INTERNAL", "DEBUG", "INFO", "WARNING", "ERROR"]:
a = QAction(lv[:1] + lv[1:].lower())
a.setCheckable(True)
loglevel = getattr(logging, lv)
self.loglevelMap[a] = loglevel
setattr(self, "setLogLevel_" + lv, self.setLogLevel)
a.triggered.connect(getattr(self, "setLogLevel_" + lv))
self.actGroup.addAction(a)
if levelno == loglevel:
a.setChecked(True)
else:
a.setChecked(False)
logMenu.addAction(a)
self.loglevelMap[self.actDisable] = 100
logMenu.addAction(self.actDisable)
logMenu.addSeparator()
logMenu.addAction(self.actClear)
logMenu.addAction(self.actFollow)
logMenu.addAction(self.actSingleLine)
def onOpen(self):
"""
overloaded from Filter
:return:
"""
srv = Services.getService("PlaybackControl")
srv.setupConnections(self, ["*.h5", "*.hdf5", "*.hdf"])
if isMainThread():
logger.warning("Hdf5Reader seems to run in GUI thread. Consider to move it to a seperate thread.")
def onClose(self):
"""
Inverse of onOpen
:return:
"""
mw = Services.getService("MainWindow")
# de-register the subplot
mw.releaseSubplot(self._widget)
# delete the widget reference
self._widget = None
def onStart(self):
"""
Registers itself to the recording control service
:return:
"""
self._propertyChanged(self.propertyCollection(), "buffer_samples")
srv = Services.getService("RecordingControl")
srv.setupConnections(self)
if isMainThread():
logger.warning("Hdf5Writer seems to run in GUI thread. Consider to move it to a seperate thread.")
def onOpen(self):
"""
Now we can create the widget.
:return:
"""
pc = self.propertyCollection()
# get the main window service, used for registering the "subplot" in a QMDISubWindow instance
mw = Services.getService("MainWindow")
# create the widget
self._widget = DisplayWidget()
# register the subplot in the main window
mw.subplot(pc.getProperty("caption"), self, self._widget)
# inform the display widget about the current scale
self._widget.setScale(pc.getProperty("scale"))
def exception_setup(python, thread, where, activeTime_s):
logging.getLogger(__name__).info("------------------------------------------------------")
logging.getLogger(__name__).info("Starting exception_setup %d %s %s %f", python, thread, where, activeTime_s)
from nexxT.services.ConsoleLogger import ConsoleLogger
logger = ConsoleLogger()
Services.addService("Logging", logger)
class LogCollector(logging.StreamHandler):
def __init__(self):
super().__init__()
self.logs = []
def emit(self, record):
self.logs.append(record)
# avoid warning flood about service profiling not found
Services.addService("Profiling", None)
collector = LogCollector()
logging.getLogger().addHandler(collector)
try:
t = QTimer()
t.setSingleShot(True)
# timeout if test case hangs
t2 = QTimer()
t2.start((activeTime_s + 3)*1000)
try:
test_json = Path(__file__).parent / "test_except_constr.json"
with test_json.open("r", encoding='utf-8') as fp:
cfg = json.load(fp)
if nexxT.useCImpl and not python:
cfg["composite_filters"][0]["nodes"][2]["library"] = "binary://../binary/${NEXXT_PLATFORM}/${NEXXT_VARIANT}/test_plugins"
cfg["composite_filters"][0]["nodes"][2]["thread"] = thread
cfg["composite_filters"][0]["nodes"][2]["properties"]["whereToThrow"] = where
mod_json = Path(__file__).parent / "test_except_constr_tmp.json"
with mod_json.open("w", encoding="utf-8") as fp:
json.dump(cfg, fp)
config = Configuration()
ConfigFileLoader.load(config, mod_json)
config.activate("testApp")
app.processEvents()
aa = Application.activeApplication
init = True
def timeout():
nonlocal init
if init:
init = False
aa.stop()
aa.close()
aa.deinit()
else:
app.exit(0)
def timeout2():
print("Application timeout hit!")
nonlocal init
if init:
init = False
aa.stop()
aa.close()
aa.deinit()
else:
print("application exit!")
app.exit(1)
t2.timeout.connect(timeout2)
t.timeout.connect(timeout)
def state_changed(state):
if state == FilterState.ACTIVE:
t.setSingleShot(True)
t.start(activeTime_s*1000)
elif not init and state == FilterState.CONSTRUCTED:
t.start(1000)
aa.stateChanged.connect(state_changed)
aa.init()
aa.open()
aa.start()
app.exec_()
finally:
del t
del t2
finally:
logging.getLogger().removeHandler(collector)
Services.removeAll()
return collector.logs
def __init__(self, config):
assertMainThread()
super().__init__(config)
# state
self._directory = str(Path('.').absolute())
# gui
srv = Services.getService("MainWindow")
config.configLoaded.connect(self._restoreState)
config.configAboutToSave.connect(self._saveState)
self._config = config
recMenu = srv.menuBar().addMenu("&Recording")
style = QApplication.style()
self.actStart = QAction(
QIcon.fromTheme("media-record", QIcon(":icons/media-record.svg")),
"Start Recording", self)
self.actStop = QAction(
QIcon.fromTheme("media-playback-stop",
style.standardIcon(QStyle.SP_MediaStop)),
"Stop Recording", self)
self.actSetDir = QAction(
QIcon.fromTheme("document-open-folder",
style.standardIcon(QStyle.SP_DirIcon)),
"Choose directory ...", self)
self.actStart.setEnabled(False)
self.actStop.setEnabled(False)
self.actSetDir.setEnabled(False)
self.actStart.triggered.connect(self._startTriggered)
self.actStop.triggered.connect(self._stopTriggered)
self.actSetDir.triggered.connect(self._setDir)
recMenu.addAction(self.actStart)
recMenu.addAction(self.actStop)
recMenu.addAction(self.actSetDir)
self.dockWidget = srv.newDockWidget("RecordingControl",
None,
Qt.LeftDockWidgetArea,
defaultLoc="PlaybackControl")
self.dockWidgetContents = QWidget(self.dockWidget)
self.dockWidget.setWidget(self.dockWidgetContents)
toolLayout = QBoxLayout(QBoxLayout.TopToBottom,
self.dockWidgetContents)
toolLayout.setContentsMargins(0, 0, 0, 0)
toolBar = QToolBar()
toolLayout.addWidget(toolBar)
toolBar.addAction(self.actStart)
toolBar.addAction(self.actStop)
toolBar.addAction(self.actSetDir)
self._directoryLabel = ElidedLabel(self._directory,
parent=self.dockWidgetContents)
to = self._directoryLabel.textOption()
to.setWrapMode(QTextOption.NoWrap)
self._directoryLabel.setTextOption(to)
self._directoryLabel.setElideMode(Qt.ElideMiddle)
self._statusLabel = ElidedLabel("(disabled)",
parent=self.dockWidgetContents)
to = self._statusLabel.textOption()
to.setWrapMode(QTextOption.NoWrap)
self._statusLabel.setTextOption(to)
self._statusLabel.setElideMode(Qt.ElideMiddle)
toolLayout.addWidget(self._directoryLabel)
toolLayout.addWidget(self._statusLabel, stretch=100)
#toolLayout.addStretch(100)
self.statusUpdate.connect(self._onUpdateStatus)
self.notifyError.connect(self._onNotifyError)
def __init__(self, configuration):
super().__init__(configuration)
assertMainThread()
srv = Services.getService("MainWindow")
srv.aboutToClose.connect(self._aboutToClose)
confMenu = srv.menuBar().addMenu("&Configuration")
toolBar = srv.getToolBar()
configuration.configNameChanged.connect(self._configNameChanged)
configuration.dirtyChanged.connect(self._dirtyChanged)
style = QApplication.style()
self.actLoad = QAction(
QIcon.fromTheme("document-open",
style.standardIcon(QStyle.SP_DialogOpenButton)),
"Open config", self)
self.actLoad.triggered.connect(self._execLoad)
self.actSave = QAction(
QIcon.fromTheme("document-save",
style.standardIcon(QStyle.SP_DialogSaveButton)),
"Save config", self)
self.actSave.triggered.connect(self._execSaveConfig)
self.actSaveWithGuiState = QAction(
QIcon.fromTheme("document-save",
style.standardIcon(QStyle.SP_DialogSaveButton)),
"Save config sync gui state", self)
self.actSaveWithGuiState.triggered.connect(
self._execSaveConfigWithGuiState)
self.actNew = QAction(
QIcon.fromTheme("document-new",
style.standardIcon(QStyle.SP_FileIcon)),
"New config", self)
self.actNew.triggered.connect(self._execNew)
self.actActivate = QAction(
QIcon.fromTheme("arrow-up", style.standardIcon(QStyle.SP_ArrowUp)),
"Initialize", self)
self.actActivate.triggered.connect(self.activate)
self.actDeactivate = QAction(
QIcon.fromTheme("arrow-down",
style.standardIcon(QStyle.SP_ArrowDown)),
"Deinitialize", self)
self.actDeactivate.triggered.connect(self.deactivate)
confMenu.addAction(self.actLoad)
confMenu.addAction(self.actSave)
confMenu.addAction(self.actSaveWithGuiState)
confMenu.addAction(self.actNew)
confMenu.addAction(self.actActivate)
confMenu.addAction(self.actDeactivate)
toolBar.addAction(self.actLoad)
toolBar.addAction(self.actSave)
toolBar.addAction(self.actNew)
toolBar.addAction(self.actActivate)
toolBar.addAction(self.actDeactivate)
self.recentConfigs = [QAction() for i in range(10)]
self.recentConfigs[0].setShortcut(QKeySequence(Qt.CTRL + Qt.Key_R))
confMenu.addSeparator()
recentMenu = confMenu.addMenu("Recent")
for a in self.recentConfigs:
a.setVisible(False)
a.triggered.connect(self._openRecent)
recentMenu.addAction(a)
self.mainWidget = srv.newDockWidget("Configuration", None,
Qt.LeftDockWidgetArea)
self.treeView = QTreeView(self.mainWidget)
self.treeView.setHeaderHidden(False)
self.treeView.setSelectionMode(QAbstractItemView.NoSelection)
self.treeView.setEditTriggers(self.treeView.EditKeyPressed
| self.treeView.AnyKeyPressed)
self.treeView.setAllColumnsShowFocus(True)
self.treeView.setExpandsOnDoubleClick(False)
self.treeView.setDragEnabled(True)
self.treeView.setDropIndicatorShown(True)
self.treeView.setDragDropMode(QAbstractItemView.DragOnly)
self.mainWidget.setWidget(self.treeView)
self.treeView.setModel(self.model)
self.treeView.header().setStretchLastSection(True)
self.treeView.header().setSectionResizeMode(
0, QHeaderView.ResizeToContents)
self.treeView.doubleClicked.connect(self._onItemDoubleClicked)
self.treeView.setContextMenuPolicy(Qt.CustomContextMenu)
self.treeView.customContextMenuRequested.connect(
self._execTreeViewContextMenu)
# expand applications by default
self.treeView.setExpanded(self.model.index(1, 0), True)
self.delegate = PropertyDelegate(self.model, ITEM_ROLE,
ConfigurationModel.PropertyContent,
self)
self.treeView.setItemDelegate(self.delegate)
self.restoreState()
srv.aboutToClose.connect(self.saveState)
# a list of dock widgets displaying subgraphs
self._graphViews = []
# make sure that the graph views are closed when the config is closed
self._configuration.subConfigRemoved.connect(self._subConfigRemoved)
self._waitForActivated = None
self._waitForOpenState = None
def startNexT(cfgfile, active, execScripts, execCode, withGui):
"""
Starts next with the given config file and activates the given application.
:param cfgfile: path to config file
:param active: active application (if None, the first application in the config will be used)
:return: None
"""
logger.debug("Starting nexxT...")
config = Configuration()
lcl = QLocale.system()
lcl.setNumberOptions(QLocale.c().numberOptions())
QLocale.setDefault(lcl)
if withGui:
app = QApplication() if QApplication.instance() is None else QApplication.instance()
app.setWindowIcon(QIcon(":icons/nexxT.svg"))
app.setOrganizationName("nexxT")
app.setApplicationName("nexxT")
setupGuiServices(config)
else:
app = QCoreApplication() if QCoreApplication.instance() is None else QCoreApplication.instance()
app.setOrganizationName("nexxT")
app.setApplicationName("nexxT")
setupConsoleServices(config)
if cfgfile is not None:
ConfigFileLoader.load(config, cfgfile)
if withGui:
mainWindow = Services.getService("MainWindow")
mainWindow.restoreState()
mainWindow.show()
# the reference will still be held by the service, but here we don't need it anymore
del mainWindow
if active is not None:
config.activate(active)
# pylint: disable=unused-variable
# need to hold the reference of this until the method is called
i2 = MethodInvoker(dict(object=Application, method="initialize", thread=app.thread()),
MethodInvoker.IDLE_TASK) # pylint: disable=unused-variable
waitForSignal(config.appActivated)
if Application.activeApplication.getState() != FilterState.ACTIVE:
waitForSignal(Application.activeApplication.stateChanged, lambda s: s == FilterState.ACTIVE)
logger.info("done")
def cleanup():
logger.debug("cleaning up loaded services")
Services.removeAll()
logger.debug("cleaning up loaded plugins")
for v in ("last_traceback", "last_type", "last_value"):
if hasattr(sys, v):
del sys.__dict__[v]
#PluginManager.singleton().unloadAll()
logger.debug("cleaning up complete")
code_globals = {}
for c in execCode:
logger.info("Executing code '%s'", c)
# note that exec is used intentionally here to provide the user with scripting posibilities
exec(compile(c, "<string>", 'exec'), code_globals) # pylint: disable=exec-used
logger.debug("Executing code done")
for s in execScripts:
logger.info("Executing script '%s'", s)
with open(s) as fscript:
# note that exec is used intentionally here to provide the user with scripting possibilities
exec(compile(fscript.read(), s, 'exec'), code_globals) # pylint: disable=exec-used
logger.debug("Executing script done")
res = app.exec_()
logger.debug("closing config")
config.close()
cleanup()
logger.internal("app.exec_ returned")
return res
def setupGuiServices(config):
"""
Adds services available in console mode.
:param config: a nexxT.core.Configuration instance
:return: None
"""
mainWindow = MainWindow(config)
Services.addService("MainWindow", mainWindow)
Services.addService("Logging", GuiLogger())
Services.addService("PlaybackControl", MVCPlaybackControlGUI(config))
Services.addService("RecordingControl", MVCRecordingControlGUI(config))
Services.addService("Configuration", MVCConfigurationGUI(config))
Services.addService("Profiling", Profiling())
def _singleShotPlay(self):
assertMainThread()
pbsrv = Services.getService("PlaybackControl")
MethodInvoker(pbsrv.startPlayback, Qt.QueuedConnection)
self._disconnectSingleShotPlay()
def onClose(self):
mw = Services.getService("MainWindow")
mw.releaseSubplot(self.label)
self.label = None
def __init__(self, config):
assertMainThread()
super().__init__(config)
# state
self.preventSeek = False
self.beginTime = None
self.timeRatio = 1.0
# gui
srv = Services.getService("MainWindow")
config.configLoaded.connect(self.restoreState)
config.configAboutToSave.connect(self.saveState)
self.config = config
playbackMenu = srv.menuBar().addMenu("&Playback")
style = QApplication.style()
self.actStart = QAction(QIcon.fromTheme("media-playback-start", style.standardIcon(QStyle.SP_MediaPlay)),
"Start Playback", self)
self.actPause = QAction(QIcon.fromTheme("media-playback-pause", style.standardIcon(QStyle.SP_MediaPause)),
"Pause Playback", self)
self.actPause.setEnabled(False)
self.actStepFwd = QAction(QIcon.fromTheme("media-seek-forward",
style.standardIcon(QStyle.SP_MediaSeekForward)),
"Step Forward", self)
self.actStepBwd = QAction(QIcon.fromTheme("media-seek-backward",
style.standardIcon(QStyle.SP_MediaSeekBackward)),
"Step Backward", self)
self.actSeekEnd = QAction(QIcon.fromTheme("media-skip-forward",
style.standardIcon(QStyle.SP_MediaSkipForward)),
"Seek End", self)
self.actSeekBegin = QAction(QIcon.fromTheme("media-skip-backward",
style.standardIcon(QStyle.SP_MediaSkipBackward)),
"Seek Begin", self)
self.actSetTimeFactor = {r : QAction("x 1/%d" % (1/r), self) if r < 1 else QAction("x %d" % r, self)
for r in (1/8, 1/4, 1/2, 1, 2, 4, 8)}
# pylint: disable=unnecessary-lambda
# let's stay on the safe side and do not use emit as a slot...
self.actStart.triggered.connect(lambda: self._startPlayback.emit())
self.actPause.triggered.connect(lambda: self._pausePlayback.emit())
self.actStepFwd.triggered.connect(lambda: self._stepForward.emit(self.selectedStream()))
self.actStepBwd.triggered.connect(lambda: self._stepBackward.emit(self.selectedStream()))
self.actSeekEnd.triggered.connect(lambda: self._seekEnd.emit())
self.actSeekBegin.triggered.connect(lambda: self._seekBeginning.emit())
# pylint: enable=unnecessary-lambda
def setTimeFactor(newFactor):
logger.debug("new time factor %f", newFactor)
self._setTimeFactor.emit(newFactor)
for r in self.actSetTimeFactor:
logger.debug("adding action for time factor %f", r)
self.actSetTimeFactor[r].triggered.connect(functools.partial(setTimeFactor, r))
self.dockWidget = srv.newDockWidget("PlaybackControl", None, Qt.LeftDockWidgetArea)
self.dockWidgetContents = QWidget(self.dockWidget)
self.dockWidget.setWidget(self.dockWidgetContents)
toolLayout = QBoxLayout(QBoxLayout.TopToBottom, self.dockWidgetContents)
toolLayout.setContentsMargins(0, 0, 0, 0)
toolBar = QToolBar()
toolLayout.addWidget(toolBar)
toolBar.addAction(self.actSeekBegin)
toolBar.addAction(self.actStepBwd)
toolBar.addAction(self.actStart)
toolBar.addAction(self.actPause)
toolBar.addAction(self.actStepFwd)
toolBar.addAction(self.actSeekEnd)
playbackMenu.addAction(self.actSeekBegin)
playbackMenu.addAction(self.actStepBwd)
playbackMenu.addAction(self.actStart)
playbackMenu.addAction(self.actPause)
playbackMenu.addAction(self.actStepFwd)
playbackMenu.addAction(self.actSeekEnd)
playbackMenu.addSeparator()
for r in self.actSetTimeFactor:
playbackMenu.addAction(self.actSetTimeFactor[r])
self.timeRatioLabel = QLabel("x 1")
self.timeRatioLabel.addActions(list(self.actSetTimeFactor.values()))
self.timeRatioLabel.setContextMenuPolicy(Qt.ActionsContextMenu)
toolBar.addSeparator()
toolBar.addWidget(self.timeRatioLabel)
contentsLayout = QGridLayout()
toolLayout.addLayout(contentsLayout, 10)
# now we add a position view
self.positionSlider = QSlider(Qt.Horizontal, self.dockWidgetContents)
self.beginLabel = QLabel(parent=self.dockWidgetContents)
self.beginLabel.setAlignment(Qt.AlignLeft|Qt.AlignCenter)
self.currentLabel = QLabel(parent=self.dockWidgetContents)
self.currentLabel.setAlignment(Qt.AlignHCenter|Qt.AlignCenter)
self.endLabel = QLabel(parent=self.dockWidgetContents)
self.endLabel.setAlignment(Qt.AlignRight|Qt.AlignCenter)
contentsLayout.addWidget(self.beginLabel, 0, 0, alignment=Qt.AlignLeft)
contentsLayout.addWidget(self.currentLabel, 0, 1, alignment=Qt.AlignHCenter)
contentsLayout.addWidget(self.endLabel, 0, 2, alignment=Qt.AlignRight)
contentsLayout.addWidget(self.positionSlider, 1, 0, 1, 3)
self.positionSlider.setTracking(False)
self.positionSlider.valueChanged.connect(self.onSliderValueChanged, Qt.DirectConnection)
self.positionSlider.sliderMoved.connect(self.displayPosition)
# file browser
self.browser = BrowserWidget(self.dockWidget)
self.nameFiltersChanged.connect(self._onNameFiltersChanged, Qt.QueuedConnection)
contentsLayout.addWidget(self.browser, 3, 0, 1, 3)
contentsLayout.setRowStretch(3, 100)
self.browser.activated.connect(self.browserActivated)
self.actShowAllFiles = QAction("Show all files")
self.actShowAllFiles.setCheckable(True)
self.actShowAllFiles.setChecked(False)
self.actShowAllFiles.toggled.connect(self._onShowAllFiles)
playbackMenu.addSeparator()
playbackMenu.addAction(self.actShowAllFiles)
self.actGroupStream = QActionGroup(self)
self.actGroupStream.setExclusionPolicy(QActionGroup.ExclusionPolicy.ExclusiveOptional)
playbackMenu.addSeparator()
self.actGroupStreamMenu = playbackMenu.addMenu("Step Stream")
self._selectedStream = None
self.recentSeqs = [QAction() for i in range(10)]
playbackMenu.addSeparator()
recentMenu = playbackMenu.addMenu("Recent")
for a in self.recentSeqs:
a.setVisible(False)
a.triggered.connect(self.openRecent)
recentMenu.addAction(a)
self._supportedFeaturesChanged(set(), set())
def onStop(self):
ctrlSrv = Services.getService("PlaybackControl")
ctrlSrv.removeConnections(self)
self._closeVideo()
def onStart(self):
ctrlSrv = Services.getService("PlaybackControl")
ctrlSrv.setupConnections(self)
self.playbackPaused.emit()
if self.filename != "":
self._openVideo()
def execute_0():
"""
Creates a new application with an app and a composite filter and saves it to a file; finally activate the
created app.
:return:
"""
logger.info("execute_0:begin")
cfg = Services.getService("Configuration")
# create a new configuration with a composite graph and an application
execute_0.i = MethodInvoker(cfg.newConfig, Qt.QueuedConnection,
"basicworkflow.json")
waitForSignal(cfg.configuration().configNameChanged)
# create simple composite filter
cfg.configuration().renameComposite(
cfg.configuration().addNewCompositeFilter(), "composite")
comp = cfg.configuration().compositeFilterByName("composite")
node = comp.getGraph().addNode(library="pyfile://./SimpleStaticFilter.py",
factoryFunction="SimpleStaticFilter")
idx = _getIndex(cfg.model, ["composite", "composite", node, "sleep_time"])
cfg.model.setData(idx.siblingAtColumn(1), 0.01, Qt.EditRole)
execute_0.i = MethodInvoker(comp.getGraph().addDynamicInputPort,
Qt.QueuedConnection, "CompositeOutput", "out")
waitForSignal(comp.getGraph().dynInputPortAdded)
execute_0.i = MethodInvoker(comp.getGraph().addDynamicOutputPort,
Qt.QueuedConnection, "CompositeInput", "in")
waitForSignal(comp.getGraph().dynOutputPortAdded)
comp.getGraph().addConnection("CompositeInput", "in", node, "inPort")
comp.getGraph().addConnection(node, "outPort", "CompositeOutput", "out")
# create simple application (live/recorder)
cfg.configuration().renameApp(cfg.configuration().addNewApplication(),
"myApp")
app = cfg.configuration().applicationByName("myApp")
import nexxT
if nexxT.useCImpl:
src = app.getGraph().addNode(
library="entry_point://tests.nexxT.CSimpleSource",
factoryFunction="entry_point")
else:
src = app.getGraph().addNode(
library="pyfile://./SimpleStaticFilter.py",
factoryFunction="SimpleSource")
src2 = app.getGraph().addNode(library="pyfile://./SimpleStaticFilter.py",
factoryFunction="SimpleSource")
idx = _getIndex(cfg.model, ["apps", "myApp", src, "frequency"])
cfg.model.setData(idx.siblingAtColumn(1), 10.0, Qt.EditRole)
idx = _getIndex(cfg.model, ["apps", "myApp", src2, "frequency"])
cfg.model.setData(idx.siblingAtColumn(1), 2.0, Qt.EditRole)
idx = _getIndex(cfg.model, ["apps", "myApp", src2, "log_tr"])
cfg.model.setData(idx.siblingAtColumn(1), False, Qt.EditRole)
flt = app.getGraph().addNode(library=comp, factoryFunction="compositeNode")
app.getGraph().addConnection(src, "outPort", flt, "in")
# add a recorder
rec = app.getGraph().addNode(library="pymod://nexxT.filters.hdf5",
factoryFunction="Hdf5Writer")
execute_0.i = MethodInvoker(app.getGraph().addDynamicInputPort,
Qt.QueuedConnection, rec, "stream1")
waitForSignal(app.getGraph().dynInputPortAdded)
execute_0.i = MethodInvoker(app.getGraph().addDynamicInputPort,
Qt.QueuedConnection, rec, "stream2")
waitForSignal(app.getGraph().dynInputPortAdded)
app.getGraph().addConnection(src, "outPort", rec, "stream1")
app.getGraph().addConnection(src2, "outPort", rec, "stream2")
# assign threads
app.getGraph().getMockup(src).propertyCollection().getChildCollection(
"_nexxT").setProperty("thread", "source-thread")
app.getGraph().getMockup(src2).propertyCollection().getChildCollection(
"_nexxT").setProperty("thread", "source2-thread")
app.getGraph().getMockup(rec).propertyCollection().getChildCollection(
"_nexxT").setProperty("thread", "rec-thread")
# create another application (playback)
# hdf5 reader
cfg.configuration().renameApp(cfg.configuration().addNewApplication(),
"pbApp")
app = cfg.configuration().applicationByName("pbApp")
pb = app.getGraph().addNode(library="pymod://nexxT.filters.hdf5",
factoryFunction="Hdf5Reader",
suggestedName="player")
assert pb == "player"
execute_0.i = MethodInvoker(app.getGraph().addDynamicOutputPort,
Qt.QueuedConnection, pb, "stream1")
waitForSignal(app.getGraph().dynOutputPortAdded)
execute_0.i = MethodInvoker(app.getGraph().addDynamicOutputPort,
Qt.QueuedConnection, pb, "stream2")
waitForSignal(app.getGraph().dynOutputPortAdded)
# 2 filters
flt1 = app.getGraph().addNode(library="pyfile://./SimpleStaticFilter.py",
factoryFunction="SimpleStaticFilter",
suggestedName="flt1")
assert flt1 == "flt1"
idx = _getIndex(cfg.model, ["apps", "pbApp", "flt1", "sleep_time"])
cfg.model.setData(idx.siblingAtColumn(1), 0.01, Qt.EditRole)
idx = _getIndex(cfg.model, ["apps", "pbApp", "flt1", "log_rcv"])
cfg.model.setData(idx.siblingAtColumn(1), True, Qt.EditRole)
idx = _getIndex(cfg.model, ["apps", "pbApp", "flt1", "log_prefix"])
cfg.model.setData(idx.siblingAtColumn(1), "(flt1) ", Qt.EditRole)
flt2 = app.getGraph().addNode(library="pyfile://./SimpleStaticFilter.py",
factoryFunction="SimpleStaticFilter",
suggestedName="flt2")
assert flt2 == "flt2"
idx = _getIndex(cfg.model, ["apps", "pbApp", "flt2", "sleep_time"])
cfg.model.setData(idx.siblingAtColumn(1), 0.01, Qt.EditRole)
idx = _getIndex(cfg.model, ["apps", "pbApp", "flt2", "log_rcv"])
cfg.model.setData(idx.siblingAtColumn(1), True, Qt.EditRole)
idx = _getIndex(cfg.model, ["apps", "pbApp", "flt2", "log_prefix"])
cfg.model.setData(idx.siblingAtColumn(1), "(flt2) ", Qt.EditRole)
app.getGraph().addConnection("player", "stream1", "flt1", "inPort")
app.getGraph().addConnection("player", "stream2", "flt2", "inPort")
# save application
execute_0.i = MethodInvoker(cfg.saveConfig, Qt.QueuedConnection)
waitForSignal(cfg.configuration().configNameChanged)
# change active app
execute_1.i = MethodInvoker(cfg.changeActiveApp, Qt.QueuedConnection,
"myApp")
waitForSignal(cfg.configuration().appActivated)
# activate
execute_1.i = MethodInvoker(cfg.activate, Qt.QueuedConnection)
waitForSignal(cfg.configuration().appActivated)
if app.activeApplication.getState() != FilterState.ACTIVE:
waitForSignal(app.activeApplication.stateChanged,
lambda s: s == FilterState.ACTIVE)
logger.info("execute_0:end")
def execute_2():
logger.info("execute_2:begin")
cfg = Services.getService("Configuration")
pbc = Services.getService("PlaybackControl")
app = cfg.configuration().applicationByName("pbApp")
logger.info("app activated")
execute_2.i = MethodInvoker(pbc.setSequence, Qt.QueuedConnection,
glob.glob("./*.h5")[0])
_, tbegin, tend, _ = waitForSignal(pbc.sequenceOpened)
execute_2.i = MethodInvoker(pbc.startPlayback, Qt.QueuedConnection)
waitForSignal(pbc.playbackStarted)
waitForSignal(pbc.playbackPaused)
logger.info("played")
execute_2.i = MethodInvoker(pbc.seekBeginning, Qt.QueuedConnection)
waitForSignal(pbc.currentTimestampChanged)
logger.info("seekBeginning")
for i in range(10):
execute_2.i = MethodInvoker(pbc.stepForward, Qt.QueuedConnection, None)
waitForSignal(pbc.playbackPaused)
logger.info("stepForward[None]")
for i in range(10):
execute_2.i = MethodInvoker(pbc.stepForward, Qt.QueuedConnection,
"stream1")
waitForSignal(pbc.playbackPaused)
logger.info("stepForward[stream1]")
for i in range(2):
execute_2.i = MethodInvoker(pbc.stepForward, Qt.QueuedConnection,
"stream2")
waitForSignal(pbc.playbackPaused)
logger.info("stepForward[stream2]")
execute_2.i = MethodInvoker(pbc.seekTime, Qt.QueuedConnection,
(tbegin + tend) // 2)
waitForSignal(pbc.currentTimestampChanged)
logger.info("seekTime")
execute_2.i = MethodInvoker(pbc.seekEnd, Qt.QueuedConnection)
waitForSignal(pbc.currentTimestampChanged)
logger.info("seekEnd")
for i in range(10):
execute_2.i = MethodInvoker(pbc.stepBackward, Qt.QueuedConnection,
None)
waitForSignal(pbc.playbackPaused)
logger.info("stepBackward[None]")
execute_2.i = MethodInvoker(pbc.seekTime, Qt.QueuedConnection,
tbegin - 1000000000)
waitForSignal(pbc.currentTimestampChanged)
logger.info("seekTimeBegin")
execute_2.i = MethodInvoker(pbc.seekTime, Qt.QueuedConnection,
tend + 1000000000)
waitForSignal(pbc.currentTimestampChanged)
logger.info("seekTimeEnd")
execute_2.i = MethodInvoker(QCoreApplication.quit, Qt.QueuedConnection)
logger.info("execute_2:end")
def execute_1():
"""
after 3 seconds, deactivate and re-activate the app
after 3 seconds, re-open and re-activate the app
after 3 more seconds, quit
:return:
"""
logger.info("execute_1:begin")
cfg = Services.getService("Configuration")
rc = Services.getService("RecordingControl")
logger.info("app activated")
app = cfg.configuration().applicationByName("myApp")
t = QTimer()
t.setSingleShot(True)
t.setInterval(3000)
t.start()
waitForSignal(t.timeout)
execute_1.i = MethodInvoker(cfg.deactivate, Qt.QueuedConnection)
waitForSignal(app.activeApplication.stateChanged,
lambda s: s == FilterState.CONSTRUCTED)
logger.info("app deactivated")
execute_1.i = MethodInvoker(cfg.activate, Qt.QueuedConnection)
waitForSignal(cfg.configuration().appActivated)
if app.activeApplication.getState() != FilterState.ACTIVE:
waitForSignal(app.activeApplication.stateChanged,
lambda s: s == FilterState.ACTIVE)
execute_1.i = MethodInvoker(rc.startRecording, Qt.QueuedConnection, ".")
logger.info("app activated")
t = QTimer()
t.setSingleShot(True)
t.setInterval(3000)
t.start()
waitForSignal(t.timeout)
execute_1.i = MethodInvoker(cfg.deactivate, Qt.QueuedConnection)
waitForSignal(app.activeApplication.stateChanged,
lambda s: s == FilterState.CONSTRUCTED)
logger.info("app deactivated")
# re-open this application
execute_1.i = MethodInvoker(cfg.loadConfig, Qt.QueuedConnection,
"basicworkflow.json")
waitForSignal(cfg.configuration().configNameChanged)
logger.info("config loaded")
# activate
execute_1.i = MethodInvoker(cfg.changeActiveApp, Qt.QueuedConnection,
"myApp")
waitForSignal(cfg.configuration().appActivated)
execute_1.i = MethodInvoker(cfg.activate, Qt.QueuedConnection)
waitForSignal(cfg.configuration().appActivated)
if app.activeApplication.getState() != FilterState.ACTIVE:
waitForSignal(app.activeApplication.stateChanged,
lambda s: s == FilterState.ACTIVE)
logger.info("app activated")
t = QTimer()
t.setSingleShot(True)
t.setInterval(3000)
t.start()
waitForSignal(t.timeout)
execute_1.i = MethodInvoker(QCoreApplication.quit, Qt.QueuedConnection)
logger.info("execute_1:end")