def _send_reset_event(self):
event = gst.event_new_custom(gst.EVENT_CUSTOM_DOWNSTREAM,
gst.Structure('flumotion-reset'))
for elem in self.get_output_elements():
pad = elem.get_pad('sink')
pad.send_event(event)
def stop_record(self):
a = gst.structure_from_string("letpass")
event = gst.event_new_custom(gst.EVENT_EOS, a)
for bin_name, bin in self.bins.iteritems():
resultado = bin.send_event_to_src(event)
# if resultado:
# print "EOS sended to src of: " + bin_name
return True
def stop_record(self):
a = gst.structure_from_string('letpass')
event = gst.event_new_custom(gst.EVENT_EOS, a)
for bin_name, bin in self.bins.iteritems():
resultado = bin.send_event_to_src(event)
#if resultado:
# print "EOS sended to src of: " + bin_name
return True
def start_recording(self):
structure = gst.Structure ("shifter-start-recording")
event = gst.event_new_custom (gst.EVENT_CUSTOM_UPSTREAM, structure)
res = self.pipeline.send_event(event)
if res:
print "start recording"
else:
gst.error("start recording failed")
def start_recording(self):
structure = gst.Structure("shifter-start-recording")
event = gst.event_new_custom(gst.EVENT_CUSTOM_UPSTREAM, structure)
res = self.pipeline.send_event(event)
if res:
print "start recording"
else:
gst.error("start recording failed")
def stop_record(self):
self.__duration = self.__query_position() - self.__start_record_time
a = gst.structure_from_string('letpass')
event = gst.event_new_custom(gst.EVENT_EOS, a)
for bin_name, bin in self.bins.iteritems():
resultado = bin.send_event_to_src(event)
#if resultado:
# print "EOS sended to src of: " + bin_name
return True
def handle(self, uris):
struct = gst.Structure('urilist-played')
event = gst.event_new_custom(gst.EVENT_CUSTOM_UPSTREAM, struct)
self.sinkpad.push_event(event)
# TODO: hookup about to finish and errors to rest of URIs so we
# round robin, only giving up once all have been tried.
# TODO: uris could be empty.
self.add(self.uridecodebin)
self.uridecodebin.set_state(gst.STATE_READY)
self.uridecodebin.set_property('uri', uris[0])
self.uridecodebin.sync_state_with_parent()
return True # Make sure we consume the EOS that triggered us.
def stop_record_and_restart_preview(self):
logger.debug("Stopping Recording and Restarting Preview")
a = gst.structure_from_string('letpass')
event = gst.event_new_custom(gst.EVENT_EOS, a)
for bin_name, bin in self.bins.iteritems():
resultado = bin.send_event_to_src(event)
#if resultado:
# print "EOS sended to src of: " + bin_name
self.restart = True # FIXME send user_data on the EOS to force restart
if self.pipeline.get_state()[1] == gst.STATE_PAUSED:
# If paused ensure sending EOS
self.pipeline.set_state(gst.STATE_PLAYING)
return True
def stop_record_and_restart_preview(self):
log.debug("Stopping Recording and Restarting Preview")
a = gst.structure_from_string('letpass')
event = gst.event_new_custom(gst.EVENT_EOS, a)
for bin_name, bin in self.bins.iteritems():
resultado = bin.send_event_to_src(event)
#if resultado:
# print "EOS sended to src of: " + bin_name
self.restart = True # FIXME send user_data on the EOS to force restart
if self.pipeline.get_state()[1] == gst.STATE_PAUSED:
# If paused ensure sending EOS
self.pipeline.set_state(gst.STATE_PLAYING)
return True
def handle(self, uris):
struct = gst.Structure('urilist-played')
event = gst.event_new_custom(gst.EVENT_CUSTOM_UPSTREAM, struct)
self.sinkpad.push_event(event)
# TODO: hookup about to finish and errors to rest of URIs so we
# round robin, only giving up once all have been tried.
# TODO: uris could be empty.
self.add(self.uridecodebin)
self.uridecodebin.set_state(gst.STATE_READY)
self.uridecodebin.set_property('uri', uris[0])
self.uridecodebin.sync_state_with_parent()
return True # Make sure we consume the EOS that triggered us.
def _send_event(self, timestamp):
clock = self.get_clock()
if clock is not None:
running_time = clock.get_time() - self.get_base_time()
else:
running_time = 0
s = gst.Structure("GstForceKeyUnit")
s.set_value('timestamp', timestamp, 'uint64')
s.set_value('stream-time', timestamp, 'uint64')
s.set_value('running-time', running_time, 'uint64')
s.set_value('all-headers', True)
s.set_value('count', self._count)
return self.srcpad.push_event(
gst.event_new_custom(gst.EVENT_CUSTOM_DOWNSTREAM, s))
def _send_event(self, timestamp):
clock = self.get_clock()
if clock is not None:
running_time = clock.get_time() - self.get_base_time()
else:
running_time = 0
s = gst.Structure("GstForceKeyUnit")
s.set_value('timestamp', timestamp, 'uint64')
s.set_value('stream-time', timestamp, 'uint64')
s.set_value('running-time', running_time, 'uint64')
s.set_value('all-headers', True)
s.set_value('count', self._count)
return self.srcpad.push_event(
gst.event_new_custom(gst.EVENT_CUSTOM_DOWNSTREAM, s))
def remove_output(self, output):
"""
Remove output from our pipeline.
:param output: output to remove from the pipeline
:type output: :class:`gst.Bin`
"""
if output not in self._outputs:
raise LookupError('Ouput %s not present in pipeline'
% output.get_name)
teesrc = output.get_pad('sink').get_peer()
handler = teesrc.add_event_probe(self._handle_event_probe)
struct = gst.Structure('mopidy-unlink-tee')
struct.set_value('handler', handler)
event = gst.event_new_custom(gst.EVENT_CUSTOM_DOWNSTREAM, struct)
self._tee.send_event(event)
def flumotion_reset_event():
''' Helper method to create a 'flumotion-reset' event '''
return gst.event_new_custom(gst.EVENT_CUSTOM_DOWNSTREAM,
gst.Structure('flumotion-reset'))
exit(-1)
# Start the pipeline
ret = pipeline.set_state(gst.STATE_PLAYING)
if ret == gst.STATE_CHANGE_FAILURE:
print "Unable to set the pipeline to the playing state."
exit(-1)
# Wait until error or EOS
bus = pipeline.get_bus()
bus.add_signal_watch()
# Gracefully break on ctrl+c
def sigint_handler(signum, frame):
pipeline.set_state(gst.STATE_NULL)
print "Ending video stream..."
sys.exit()
signal.signal(signal.SIGINT, sigint_handler)
# Create keyframe event
struct = gst.structure_from_string('GstForceKeyUnit')
event = gst.event_new_custom (gst.EVENT_CUSTOM_DOWNSTREAM, struct)
while True:
# Send a force keyframe event every second to allow syncing
pipeline.send_event(event)
sleep(1)
# Free resources
pipeline.set_state(gst.STATE_NULL)
def jump_key(self, direction):
event = gst.event_new_custom(gst.EVENT_CUSTOM_UPSTREAM,
gst.Structure(direction))
self.audiosink.send_event(event)
def _sendEvent(self, struc):
encoder = self.prod.comp.pipeline.get_by_name('encoder')
pad = encoder.get_pad('src')
event = gst.event_new_custom(gst.EVENT_TAG, struc)
res = pad.push_event(event)
self.debug("Pushed event: %r with result: %r", event, res)
def jump_key(self, direction):
event = gst.event_new_custom(gst.EVENT_CUSTOM_UPSTREAM, gst.Structure(direction))
self.audiosink.send_event(event)
def _sendEvent(self, struc):
encoder = self.prod.comp.pipeline.get_by_name('encoder')
pad = encoder.get_pad('src')
event = gst.event_new_custom(gst.EVENT_TAG, struc)
res = pad.push_event(event)
self.debug("Pushed event: %r with result: %r", event, res)
def send_keyframe_event(self):
struct = gst.Structure("GstForceKeyUnit")
event = gst.event_new_custom(gst.EVENT_CUSTOM_UPSTREAM, struct)
self.pipeline.send_event(event)
return True