def check_properties(self, props, addMessage):
props = self.config['properties']
rotateType = props.get('rotate-type', 'none')
if not rotateType in ['none', 'size', 'time']:
msg = messages.Error(T_(
N_("The configuration property 'rotate-type' should be set to "
"'size', time', or 'none', not '%s'. "
"Please fix the configuration."), rotateType),
mid='rotate-type')
addMessage(msg)
raise errors.ConfigError(msg)
if rotateType in ['size', 'time']:
if rotateType not in props.keys():
msg = messages.Error(T_(
N_("The configuration property '%s' should be set. "
"Please fix the configuration."), rotateType),
mid='rotate-type')
addMessage(msg)
raise errors.ConfigError(msg)
if props[rotateType] == 0:
msg = messages.Error(T_(N_("Configuration error: " \
"'rotate-type' %s value cannot be set to 0."),
rotateType), mid='rotate-type')
addMessage(msg)
raise errors.ConfigError(msg)
def configure_pipeline(self, pipeline, properties):
def notify_pattern(obj, pspec):
self.uiState.set('pattern', int(obj.get_property('pattern')))
source = self.get_element('source')
source.connect('notify::pattern', notify_pattern)
if 'pattern' in properties:
source.set_property('pattern', properties['pattern'])
if 'drop-probability' in properties:
vt = gstreamer.get_plugin_version('coreelements')
if not vt:
raise errors.MissingElementError('identity')
if not vt > (0, 10, 12, 0):
self.addMessage(
messages.Warning(
T_(
N_("The 'drop-probability' property is specified, but "
"it only works with GStreamer core newer than 0.10.12."
" You should update your version of GStreamer.")
)))
else:
drop_probability = properties['drop-probability']
if drop_probability < 0.0 or drop_probability > 1.0:
self.addMessage(
messages.Warning(
T_(
N_("The 'drop-probability' property can only be "
"between 0.0 and 1.0."))))
else:
identity = self.get_element('identity')
identity.set_property('drop-probability', drop_probability)
def _bus_message_received_cb(self, bus, message):
"""
@param bus: the message bus sending the message
@param message: the message received
"""
if message.structure.get_name() == "ieee1394-bus-reset":
# we have a firewire bus reset
s = message.structure
# current-device-change is only in gst-plugins-good >= 0.10.3
if 'current-device-change' in s.keys():
if s['current-device-change'] != 0:
# we actually have a connect or disconnect of the camera
# so first remove all the previous messages warning about a
# firewire-bus-reset
for m in self.state.get('messages'):
if m.id.startswith('firewire-bus-reset'):
self.state.remove('messages', m)
if s['current-device-change'] == 1:
# connected
m = messages.Info(T_(N_(
"The camera has now been reconnected.")),
mid="firewire-bus-reset-%d" % s['nodecount'],
priority=40)
self.state.append('messages', m)
elif s['current-device-change'] == -1:
# disconnected
m = messages.Warning(T_(N_(
"The camera has been disconnected.")),
mid="firewire-bus-reset-%d" % s['nodecount'],
priority=40)
self.state.append('messages', m)
def _set_source_image(self, width, height):
imgBuf, imagesOverflowed, textOverflowed = \
genimg.generateOverlay(
text=self.text,
font=self.font,
showFlumotion=self.showFlumotion,
showCC=self.showCC,
showXiph=self.showXiph,
width=width, height=height)
if textOverflowed:
m = messages.Warning(T_(
N_("Overlayed text '%s' too wide for the video image."),
self.text),
mid="text-too-wide")
self.addMessage(m)
if imagesOverflowed:
m = messages.Warning(T_(
N_("Overlayed logotypes too wide for the video image.")),
mid="image-too-wide")
self.addMessage(m)
if self.source.get_factory().get_name() == 'appsrc':
self.imgBuf = imgBuf
else:
self.source.imgBuf = imgBuf
def checkTicket347():
"""
Check for a recent enough PyGTK to not leak python integers in message
processing (mostly affects soundcard, firewire)
"""
result = messages.Result()
import pygtk
pygtk.require('2.0')
import gobject
# Really, we want to check for pygobject_version, but that doesn't exist in
# all versions of pygtk, and this check is sufficient.
(major, minor, nano) = gobject.pygtk_version
if (major, minor, nano) < (2, 8, 6):
m = messages.Warning(T_(
N_("Version %d.%d.%d of the PyGTK library contains "
"a memory leak.\n"), major, minor, nano),
mid='ticket-347')
m.add(
T_(
N_("The Soundcard and Firewire sources may leak a lot of "
"memory as a result, and would need to be restarted "
"frequently.\n")))
m.add(
T_(N_("Please upgrade '%s' to version %s or later."), 'pygtk',
'2.8.6'))
result.add(m)
result.succeed(None)
return defer.succeed(result)
def get_pipeline_string(self, properties):
dp = ""
if 'drop-probability' in properties:
vt = gstreamer.get_plugin_version('coreelements')
if not vt:
raise errors.MissingElementError('identity')
if not vt > (0, 10, 12, 0):
self.addMessage(
messages.Warning(
T_(
N_("The 'drop-probability' property is specified, but "
"it only works with GStreamer core newer than 0.10.12."
" You should update your version of GStreamer.")
)))
else:
drop_probability = properties['drop-probability']
if drop_probability < 0.0 or drop_probability > 1.0:
self.addMessage(
messages.Warning(
T_(
N_("The 'drop-probability' property can only be "
"between 0.0 and 1.0."))))
else:
dp = " drop-probability=%f" % drop_probability
return 'identity silent=true %s' % dp
def gotMissingElements(elements, workerName):
self.clear_msg('require-elements')
if elements:
self.warning('elements %r do not exist' % (elements, ))
f = ngettext(
"Worker '%s' is missing GStreamer element '%s'.",
"Worker '%s' is missing GStreamer elements '%s'.",
len(elements))
message = messages.Error(
T_(f, workerName, "', '".join(elements)))
message.add(
T_(
N_("\n"
"Please install the necessary GStreamer plug-ins that "
"provide these elements and restart the worker.")))
message.add(
T_(
N_("\n\n"
"You will not be able to go forward using this worker."
)))
message.id = 'element' + '-'.join(elementNames)
documentation.messageAddGStreamerInstall(message)
self.add_msg(message)
self.taskFinished(bool(elements))
return elements
def start(self, component):
self._sid = None
self.sched = None
try:
def eventStarted(eventInstance):
self.debug("event started %r", eventInstance.event.uid)
component.switch_to("backup")
def eventEnded(eventInstance):
self.debug("event ended %r", eventInstance.event.uid)
component.switch_to("master")
# if an event starts, semantics are to switch to backup
# if an event ends, semantics are to switch to master
filename = self.args['properties']['ical-schedule']
self.sched = scheduler.ICalScheduler(open(filename, 'r'))
self._sid = self.sched.subscribe(eventStarted, eventEnded)
if self.sched.getCalendar().getActiveEventInstances():
component.idealFeed = "backup"
except ValueError:
fmt = N_("Error parsing ical file %s, so not scheduling "
"any events.")
component.addWarning("error-parsing-ical", fmt, filename)
except ImportError, e:
fmt = N_("An ical file has been specified for scheduling, "
"but the necessary modules are not installed.")
component.addWarning("error-parsing-ical", fmt, debug=e.message)
def fixRenamedProperties(self, properties, list):
"""
Fix properties that have been renamed from a previous version,
and add a warning for them.
@param properties: properties; will be modified as a result.
@type properties: dict
@param list: list of (old, new) tuples of property names.
@type list: list of tuple of (str, str)
"""
found = []
for old, new in list:
if old in properties:
found.append((old, new))
if found:
m = messages.Warning(T_(
N_("Your configuration uses deprecated properties. "
"Please update your configuration and correct them.\n")),
mid="deprecated")
for old, new in found:
m.add(T_(N_("Please rename '%s' to '%s'.\n"), old, new))
self.debug("Setting new property '%s' to %r", new,
properties[old])
properties[new] = properties[old]
del properties[old]
self.addMessage(m)
def _formatClientCount(value):
if isinstance(value, (int, long)):
template = gettext.ngettext(N_("%d client"), N_("%d clients"), value)
else:
template = gettext.ngettext(N_("%.2f client"), N_("%.2f clients"),
value)
return template % value
def errbackResult(failure):
log.debug('check', 'returning failed Result, %r' % failure)
m = None
if failure.check(errors.GStreamerGstError):
source, gerror, debug = failure.value.args
log.debug('check', 'GStreamer GError: %s (debug: %s)' % (
gerror.message, debug))
if gerror.domain == "gst-resource-error-quark":
if gerror.code == int(gst.RESOURCE_ERROR_NOT_FOUND):
# dv1394src was fixed after gst-plugins-good 0.10.2
# to distinguish NOT_FOUND and OPEN_READ
version = gstreamer.get_plugin_version('1394')
if version >= (0, 10, 0, 0) and version <= (0, 10, 2, 0):
m = messages.Error(T_(
N_("Could not find or open the Firewire device. "
"Check the device node and its permissions.")))
else:
m = messages.Error(T_(
N_("No Firewire device found.")))
elif gerror.code == int(gst.RESOURCE_ERROR_OPEN_READ):
m = messages.Error(T_(
N_("Could not open Firewire device for reading. "
"Check permissions on the device.")))
if not m:
m = check.handleGStreamerDeviceError(failure, 'Firewire',
mid=mid)
if not m:
m = messages.Error(T_(N_("Could not probe Firewire device.")),
debug=check.debugFailure(failure))
m.id = mid
result.add(m)
return result
def messageAddPythonInstall(message, moduleName):
"""
Add text and link on how to install the given python module to the
given message.
"""
message.add(T_(N_("Please install the '%s' python module."), moduleName))
message.description = T_(N_("Learn how to install Python modules."))
message.section = 'appendix-installing-dependencies'
message.anchor = 'section-installing-python-modules'
def formatTime(seconds, fractional=0):
"""
Nicely format time in a human-readable format, like
5 days 3 weeks HH:MM
If fractional is zero, no seconds will be shown.
If it is greater than 0, we will show seconds and fractions of seconds.
As a side consequence, there is no way to show seconds without fractions)
@param seconds: the time in seconds to format.
@type seconds: int or float
@param fractional: how many digits to show for the fractional part of
seconds.
@type fractional: int
@rtype: string
@returns: a nicely formatted time string.
"""
chunks = []
if seconds < 0:
chunks.append(('-'))
seconds = -seconds
week = 60 * 60 * 24 * 7
weeks = seconds / week
seconds %= week
day = 60 * 60 * 24
days = seconds / day
seconds %= day
hour = 60 * 60
hours = seconds / hour
seconds %= hour
minute = 60
minutes = seconds / minute
seconds %= minute
if weeks >= 1:
chunks.append(gettext.dngettext(
configure.PACKAGE,
N_('%d week'), N_('%d weeks'), weeks) % weeks)
if days >= 1:
chunks.append(gettext.dngettext(
configure.PACKAGE,
N_('%d day'), N_('%d days'), days) % days)
chunk = _('%02d:%02d') % (hours, minutes)
if fractional > 0:
chunk += ':%0*.*f' % (fractional + 3, fractional, seconds)
chunks.append(chunk)
return " ".join(chunks)
def do_check(self):
if gstreamer.get_plugin_version('multipart') <= (0, 10, 16, 0):
m = messages.Warning(
T_(N_("Versions up to and including %s of the '%s' "
"GStreamer plug-in are not suitable for streaming.\n"),
'0.10.16', 'multipart'))
m.add(T_(N_("The stream served by the streamer component "
"will probably be unplayable.\n")))
m.add(T_(N_("The issue will be addressed in version %s of '%s'."),
'0.10.17', 'gst-plugins-good'))
self.addMessage(m)
def checkConfig(result):
props = self.config['properties']
eaterName = props.get('eater-with-stream-markers', None)
if eaterName != 'video-master' and eaterName != 'video-backup':
warnStr = N_("The value provided for the " \
"eater-with-stream-markers property " \
"must be one of video-backup, video-master.")
self.warning(warnStr)
self.addMessage(messages.Error(T_(N_(warnStr)),
mid="eater-with-stream-markers-wrong"))
return result
def _hasImport(self):
"""Check rrdtool availability"""
if not rrdtool:
m = messages.Warning(T_(N_("Cannot import module '%s'.\n"),
'rrdtool'),
mid='rrdtool-import-error')
m.add(T_(N_("The RRD plug for this component is disabled.")))
self._component.addMessage(m)
return False
return True
def _gotEntries(self, entries, type, combo, default_type):
data = []
default = None
for entry in entries:
if entry.componentType == default_type:
default = entry
continue
data.append((N_(entry.description), entry.componentType))
assert default
data.insert(0, (N_(default.description), default.componentType))
combo.prefill(data)
combo.set_sensitive(True)
def testTranslateMessage(self):
cmsg = messages.Error(T_(N_("Something is really wrong. ")))
t = T_(N_("But does %s know what ?"), "Andy")
cmsg.add(t)
mmsg = jelly.unjelly(jelly.jelly(cmsg))
translator = Translator()
localedir = os.path.join(configure.localedatadir, 'locale')
translator.addLocaleDir(configure.PACKAGE, localedir)
text = translator.translate(mmsg, lang=["nl_NL"])
self.assertEquals(text, "Er is iets echt mis. Maar weet Andy wat ?")
def check_schroenc_bug(result, component):
if gstreamer.get_plugin_version('schro') == (1, 0, 7, 0):
m = messages.Warning(
T_(N_("Version %s of the '%s' GStreamer plug-in "
"contains a bug.\n"), '1.0.7', 'schroenc'))
m.add(T_(N_("The downstream components might stay hungry.\n")))
m.add(T_(N_("The bug has been fixed during the transition of "
"'%s' to the '%s' plug-ins set. "
"Please upgrade '%s' to version %s, "
"which contains the fixed plug-in."),
'schroenc', 'gst-plugins-bad', 'schroenc', '0.10.14'))
component.addMessage(m)
return result
def importError(failure):
failure.trap(ImportError)
self.info('could not import twisted-web')
message = messages.Warning(T_(N_(
"Worker '%s' cannot import module '%s'."),
self.worker, 'twisted.web'))
message.add(T_(N_("\nThis module is part of the '%s'."),
'Twisted Project'))
message.add(T_(N_("\nThe project's homepage is %s"),
'http://www.twistedmatrix.com/'))
message.id = 'module-twisted-web'
self.wizard.add_msg(message)
self.wizard.taskFinished(True)
return False
def check_properties(self, props, addMessage):
streamer.Streamer.check_properties(self, props, addMessage)
# tcp is where multifdsink is
version = gstreamer.get_plugin_version('tcp')
if version < (0, 10, 9, 1):
m = messages.Error(
T_(
N_("Version %s of the '%s' GStreamer plug-in is too old.\n"
), ".".join(map(str, version)), 'multifdsink'))
m.add(
T_(N_("Please upgrade '%s' to version %s."),
'gst-plugins-base', '0.10.10'))
addMessage(m)
def warnDeprecatedProperties(self, list):
"""
Add a warning messages for deprecated properties.
@param list: list of property names.
@type list: list of str
"""
msg = ("Your configuration uses deprecated properties. "
"Please update your configuration and correct them.\n")
m = messages.Warning(T_(N_(msg)), mid="deprecated")
for prop in list:
m.add(T_(N_("Please remove '%s' property.\n"), prop))
self.addMessage(m)
self.warning(msg)
def messageAddGStreamerInstall(message):
"""
Add text and link on how to install the given python module to the
given message.
"""
message.description = T_(N_('Learn how to install GStreamer elements.'))
message.section = 'section-installing-gstreamer-plugins'
def buffer_probe_cb(self, pad, buffer, depay, eaterAlias):
pad = depay.get_pad("src")
caps = pad.get_negotiated_caps()
if not caps:
return False
srcpad_to_link = self.get_eater_srcpad(eaterAlias)
muxer = self.pipeline.get_by_name("muxer")
self.debug("Trying to get compatible pad for pad %r with caps %s",
srcpad_to_link, caps)
linkpad = self.get_link_pad(muxer, srcpad_to_link, caps)
if not linkpad:
m = messages.Error(
T_(N_("The incoming data is not compatible with this muxer.")),
debug="Caps %s not compatible with this muxer." %
(caps.to_string()))
self.addMessage(m)
# this is the streaming thread, cannot set state here
# so we do it in the mainloop
reactor.callLater(0, self.pipeline.set_state, gst.STATE_NULL)
return True
self.debug("Got link pad %r", linkpad)
srcpad_to_link.link(linkpad)
depay.get_pad("src").remove_buffer_probe(self._probes[eaterAlias])
if srcpad_to_link.is_blocked():
self.is_blocked_cb(srcpad_to_link, True)
else:
srcpad_to_link.set_blocked_async(True, self.is_blocked_cb)
return True
def _updateDevices(self):
self.wizard.waitForTask('soundcard checks')
self.wizard.clear_msg('soundcard-check')
msg = Info(T_(
N_("Looking for the sound devices present on the system. "
"This can take a while...")),
mid='soundcard-check')
self.wizard.add_msg(msg)
def checkFailed(failure):
failure.trap(RemoteRunFailure)
self.wizard.taskFinished(blockNext=True)
self._blockCombos()
def gotSoundDevices(devices):
self.wizard.clear_msg('soundcard-check')
self.wizard.taskFinished(False)
self.device.set_sensitive(True)
self.device.prefill(devices)
sourceElement = self.source_element.get_selected()
d = self.runInWorker('flumotion.worker.checks.audio',
'getAudioDevices',
sourceElement,
mid='soundcard-check')
d.addCallback(gotSoundDevices)
d.addErrback(checkFailed)
return d
def switch_to(self, feed):
"""
@param feed: a logical feed
"""
if feed not in self.logicalFeeds:
self.warning("unknown logical feed: %s", feed)
return None
self.debug('scheduling switch to feed %s', feed)
self.idealFeed = feed
# here we should bump this feed above others in feedsByPriority
self.feedsByPriority = [feed]
for name, aliases in self.get_logical_feeds():
if name != feed:
self.feedsByPriority.append(name)
if not self.pipeline:
return
if self.is_active(feed):
self.do_switch()
else:
fmt = N_("Tried to switch to %s, but feed is unavailable. "
"Will retry when the feed is back.")
self.addWarning("temporary-switch-problem", fmt, feed)
def _updateInputtrack(self):
device = self.device.get_selected()
sourceElement = self.source_element.get_selected()
if not device:
return
self.wizard.waitForTask('soundcard checks')
msg = Info(T_(N_("Probing the sound card. This can take a while...")),
mid='soundcard-check')
self.wizard.add_msg(msg)
def checkFailed(failure):
failure.trap(RemoteRunFailure)
self._blockCombos()
self.wizard.taskFinished(True)
def soundcardCheckComplete((deviceName, tracks, caps)):
self.wizard.clear_msg('soundcard-check')
self.wizard.taskFinished(False)
self._caps = caps
self.input_track.prefill(tracks)
self.input_track.set_sensitive(bool(tracks))
d = self.runInWorker('flumotion.worker.checks.audio',
'checkMixerTracks',
sourceElement,
device,
mid='soundcard-check')
d.addCallback(soundcardCheckComplete)
d.addErrback(checkFailed)
return d
def callback(result):
self.debug('runInWorker callbacked a result')
self.clear_msg(functionName)
if not isinstance(result, messages.Result):
msg = messages.Error(T_(
N_("Internal error: could not run check code on worker.")),
debug=(
'function %r returned a non-Result %r'
% (functionName, result)))
self.add_msg(msg)
self.taskFinished(True)
raise errors.RemoteRunError(functionName, 'Internal error.')
for m in result.messages:
self.debug('showing msg %r' % m)
self.add_msg(m)
if result.failed:
self.debug('... that failed')
self.taskFinished(True)
raise errors.RemoteRunFailure(functionName, 'Result failed')
self.debug('... that succeeded')
self.taskFinished()
return result.value
def check_properties(self, props, addMessage):
deintMode = props.get('deinterlace-mode', 'auto')
deintMethod = props.get('deinterlace-method', 'ffmpeg')
if deintMode not in deinterlace.DEINTERLACE_MODE:
msg = messages.Error(T_(N_("Configuration error: '%s' " \
"is not a valid deinterlace mode." % deintMode)))
addMessage(msg)
raise errors.ConfigError(msg)
if deintMethod not in deinterlace.DEINTERLACE_METHOD:
msg = messages.Error(T_(N_("Configuration error: '%s' " \
"is not a valid deinterlace method." % deintMethod)))
self.debug("'%s' is not a valid deinterlace method", deintMethod)
addMessage(msg)
raise errors.ConfigError(msg)
def messageAddFixBadPermissions(message):
"""
Add link on how to change device permissions on Linux.
"""
message.description = T_(N_("Learn how to change device permissions."))
message.section = 'section-flumotion-troubleshoot'
message.anchor = 'section-not-open'
