Viewing file:  media_renderer_client.py (5.05 KB) -rw-r--r--
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# Licensed under the MIT license
# http://opensource.org/licenses/mit-license.php
# Copyright 2006, Frank Scholz <coherence@beebits.net>
from coherence.upnp.services.clients.connection_manager_client import ConnectionManagerClient
from coherence.upnp.services.clients.rendering_control_client import RenderingControlClient
from coherence.upnp.services.clients.av_transport_client import AVTransportClient
from coherence import log
import coherence.extern.louie as louie
class MediaRendererClient(log.Loggable):
logCategory = 'mr_client'
def __init__(self, device):
self.device = device
self.device_type = self.device.get_friendly_device_type()
self.version = int(self.device.get_device_type_version())
self.icons = device.icons
self.rendering_control = None
self.connection_manager = None
self.av_transport = None
self.detection_completed = False
louie.connect(self.service_notified, signal='Coherence.UPnP.DeviceClient.Service.notified', sender=self.device)
for service in self.device.get_services():
if service.get_type() in ["urn:schemas-upnp-org:service:RenderingControl:1",
"urn:schemas-upnp-org:service:RenderingControl:2"]:
self.rendering_control = RenderingControlClient( service)
if service.get_type() in ["urn:schemas-upnp-org:service:ConnectionManager:1",
"urn:schemas-upnp-org:service:ConnectionManager:2"]:
self.connection_manager = ConnectionManagerClient( service)
if service.get_type() in ["urn:schemas-upnp-org:service:AVTransport:1",
"urn:schemas-upnp-org:service:AVTransport:2"]:
self.av_transport = AVTransportClient( service)
self.info("MediaRenderer %s" % (self.device.get_friendly_name()))
if self.rendering_control:
self.info("RenderingControl available")
"""
actions = self.rendering_control.service.get_actions()
print actions
for action in actions:
print "Action:", action
for arg in actions[action].get_arguments_list():
print " ", arg
"""
#self.rendering_control.list_presets()
#self.rendering_control.get_mute()
#self.rendering_control.get_volume()
#self.rendering_control.set_mute(desired_mute=1)
else:
self.warning("RenderingControl not available, device not implemented properly according to the UPnP specification")
return
if self.connection_manager:
self.info("ConnectionManager available")
#self.connection_manager.get_protocol_info()
else:
self.warning("ConnectionManager not available, device not implemented properly according to the UPnP specification")
return
if self.av_transport:
self.info("AVTransport (optional) available")
#self.av_transport.service.subscribe_for_variable('LastChange', 0, self.state_variable_change)
#self.av_transport.service.subscribe_for_variable('TransportState', 0, self.state_variable_change)
#self.av_transport.service.subscribe_for_variable('CurrentTransportActions', 0, self.state_variable_change)
#self.av_transport.get_transport_info()
#self.av_transport.get_current_transport_actions()
#def __del__(self):
# #print "MediaRendererClient deleted"
# pass
def remove(self):
self.info("removal of MediaRendererClient started")
if self.rendering_control != None:
self.rendering_control.remove()
if self.connection_manager != None:
self.connection_manager.remove()
if self.av_transport != None:
self.av_transport.remove()
#del self
def service_notified(self, service):
self.info("Service %r sent notification" % service);
if self.detection_completed == True:
return
if self.rendering_control != None:
if not hasattr(self.rendering_control.service, 'last_time_updated'):
return
if self.rendering_control.service.last_time_updated == None:
return
if self.connection_manager != None:
if not hasattr(self.connection_manager.service, 'last_time_updated'):
return
if self.connection_manager.service.last_time_updated == None:
return
if self.av_transport != None:
if not hasattr(self.av_transport.service, 'last_time_updated'):
return
if self.av_transport.service.last_time_updated == None:
return
self.detection_completed = True
louie.send('Coherence.UPnP.DeviceClient.detection_completed', None,
client=self,udn=self.device.udn)
def state_variable_change( self, variable):
self.info(variable.name, 'changed from', variable.old_value, 'to', variable.value)
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