def _on_stream_video_mpegts(self, request, camera_name):
encoder_queue = Queue(1)
subscriptions = {
self._cameras[camera_name].mpegts_reader: encoder_queue
}
encoder = MpegTS(camera_name, self._stop_events[0], self._log_queue, encoder_queue,
self._cameras[camera_name].mpegts_buffer, subscriptions,
kwargs={'log_level': self._args.log_level})
response = Response(encoder, mimetype=encoder.mime_type)
response.call_on_close(encoder.close)
return response
def _on_stream_video_mjpeg(self, request, camera_name):
encoder_queue = Queue(1)
subscriptions = {
self._cameras[camera_name].sieve: self._cameras[camera_name].visual_effects_queue,
self._cameras[camera_name].visual_effects: encoder_queue
}
encoder = MotionJpeg(camera_name, self._stop_events[0], self._log_queue, encoder_queue,
self._cameras[camera_name].frame_buffer_out,
self._cameras[camera_name].jpeg_encoder_buffer, subscriptions,
kwargs={'log_level': self._args.log_level})
response = Response(encoder, mimetype=encoder.mime_type)
response.call_on_close(encoder.close)
return response
def _parse_and_execute(self, process, wps_request, uuid):
"""Parse and execute request
"""
LOGGER.debug('Checking if datainputs is required and has been passed')
if process.inputs:
if wps_request.inputs is None:
raise MissingParameterValue('', 'datainputs')
LOGGER.debug('Checking if all mandatory inputs have been passed')
data_inputs = {}
for inpt in process.inputs:
if inpt.identifier not in wps_request.inputs:
if inpt.min_occurs > 0:
LOGGER.error('Missing parameter value: %s', inpt.identifier)
raise MissingParameterValue(
inpt.identifier, inpt.identifier)
else:
inputs = deque(maxlen=inpt.max_occurs)
inputs.append(inpt.clone())
data_inputs[inpt.identifier] = inputs
# Replace the dicts with the dict of Literal/Complex inputs
# set the input to the type defined in the process
if isinstance(inpt, ComplexInput):
data_inputs[inpt.identifier] = self.create_complex_inputs(
inpt, wps_request.inputs[inpt.identifier])
elif isinstance(inpt, LiteralInput):
data_inputs[inpt.identifier] = self.create_literal_inputs(
inpt, wps_request.inputs[inpt.identifier])
elif isinstance(inpt, BoundingBoxInput):
data_inputs[inpt.identifier] = self.create_bbox_inputs(
inpt, wps_request.inputs[inpt.identifier])
wps_request.inputs = data_inputs
# set as_reference to True for all the outputs specified as reference
# if the output is not required to be raw
if not wps_request.raw:
for wps_outpt in wps_request.outputs:
is_reference = wps_request.outputs[
wps_outpt].get('asReference', 'false')
if is_reference.lower() == 'true':
# check if store is supported
if process.store_supported == 'false':
raise StorageNotSupported(
'The storage of data is not supported for this process.')
is_reference = True
else:
is_reference = False
for outpt in process.outputs:
if outpt.identifier == wps_outpt:
outpt.as_reference = is_reference
# catch error generated by process code
try:
wps_response = process.execute(wps_request, uuid)
except Exception as e:
if not isinstance(e, NoApplicableCode):
raise NoApplicableCode('Service error: %s' % e)
raise e
# get the specified output as raw
if wps_request.raw:
for outpt in wps_request.outputs:
for proc_outpt in process.outputs:
if outpt == proc_outpt.identifier:
resp = Response(proc_outpt.data)
resp.call_on_close(process.clean)
return resp
# if the specified identifier was not found raise error
raise InvalidParameterValue('')
return wps_response
def _parse_and_execute(self, process, wps_request, uuid):
"""Parse and execute request
"""
LOGGER.debug('Checking if all mandatory inputs have been passed')
data_inputs = {}
for inpt in process.inputs:
# Replace the dicts with the dict of Literal/Complex inputs
# set the input to the type defined in the process.
request_inputs = None
if inpt.identifier in wps_request.inputs:
request_inputs = wps_request.inputs[inpt.identifier]
if not request_inputs:
if inpt.data_set:
data_inputs[inpt.identifier] = [inpt.clone()]
else:
if isinstance(inpt, ComplexInput):
data_inputs[inpt.identifier] = self.create_complex_inputs(
inpt, request_inputs)
elif isinstance(inpt, LiteralInput):
data_inputs[inpt.identifier] = self.create_literal_inputs(
inpt, request_inputs)
elif isinstance(inpt, BoundingBoxInput):
data_inputs[inpt.identifier] = self.create_bbox_inputs(
inpt, request_inputs)
for inpt in process.inputs:
if inpt.identifier not in data_inputs:
if inpt.min_occurs > 0:
LOGGER.error('Missing parameter value: %s',
inpt.identifier)
raise MissingParameterValue(inpt.identifier,
inpt.identifier)
wps_request.inputs = data_inputs
# set as_reference to True for all the outputs specified as reference
# if the output is not required to be raw
if not wps_request.raw:
for wps_outpt in wps_request.outputs:
is_reference = wps_request.outputs[wps_outpt].get(
'asReference', 'false')
if is_reference.lower() == 'true':
# check if store is supported
if process.store_supported == 'false':
raise StorageNotSupported(
'The storage of data is not supported for this process.'
)
is_reference = True
else:
is_reference = False
for outpt in process.outputs:
if outpt.identifier == wps_outpt:
outpt.as_reference = is_reference
# catch error generated by process code
try:
wps_response = process.execute(wps_request, uuid)
except Exception as e:
e_follow = e
if not isinstance(e, NoApplicableCode):
e_follow = NoApplicableCode('Service error: %s' % e)
if wps_request.raw:
resp = Response(e_follow.get_body(),
mimetype='application/xml')
resp.call_on_close(process.clean)
return resp
else:
raise e_follow
# get the specified output as raw
if wps_request.raw:
for outpt in wps_request.outputs:
for proc_outpt in process.outputs:
if outpt == proc_outpt.identifier:
return Response(proc_outpt.data)
# if the specified identifier was not found raise error
raise InvalidParameterValue('')
return wps_response
