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#!/usr/bin/python
#
# Copyright (C) 2005-2007 by Pieter Palmers
# 2007-2008 by Arnold Krille
#
# This file is part of FFADO
# FFADO = Free FireWire (pro-)audio drivers for Linux
#
# FFADO is based upon FreeBoB.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
import sys
import os
import time
import dbus
class ControlInterface:
def __init__(self, servername, basepath):
self.basepath=basepath
self.servername=servername
self.bus=dbus.SessionBus()
def setContignuous(self, subpath, v, idx=None):
try:
path = self.basepath + subpath
dev = self.bus.get_object(self.servername, path)
dev_cont = dbus.Interface(dev, dbus_interface='org.ffado.Control.Element.Continuous')
if idx == None:
dev_cont.setValue(v)
else:
dev_cont.setValueIdx(idx,v)
except:
print( "Failed to set Continuous %s on server %s" % (path, self.servername) )
def getContignuous(self, subpath, idx=None):
try:
path = self.basepath + subpath
dev = self.bus.get_object(self.servername, path)
dev_cont = dbus.Interface(dev, dbus_interface='org.ffado.Control.Element.Continuous')
if idx == None:
return dev_cont.getValue()
else:
return dev_cont.getValueIdx(idx)
except:
print( "Failed to get Continuous %s on server %s" % (path, self.servername) )
return 0
def setDiscrete(self, subpath, v):
try:
path = self.basepath + subpath
dev = self.bus.get_object(self.servername, path)
dev_cont = dbus.Interface(dev, dbus_interface='org.ffado.Control.Element.Discrete')
dev_cont.setValue(v)
except:
print( "Failed to set Discrete %s on server %s" % (path, self.servername) )
def getDiscrete(self, subpath):
try:
path = self.basepath + subpath
dev = self.bus.get_object(self.servername, path)
dev_cont = dbus.Interface(dev, dbus_interface='org.ffado.Control.Element.Discrete')
return dev_cont.getValue()
except:
print( "Failed to get Discrete %s on server %s" % (path, self.servername) )
return 0
def setRegister(self, subpath, address, value):
try:
path = self.basepath + subpath
dev = self.bus.get_object(self.servername, path)
dev_cont = dbus.Interface(dev, dbus_interface='org.ffado.Control.Element.Register')
dev_cont.setValue(address, value)
except:
print( "Failed to set Register %s on server %s" % (path, self.servername) )
def getRegister(self, subpath, address):
try:
path = self.basepath + subpath
dev = self.bus.get_object(self.servername, path)
dev_cont = dbus.Interface(dev, dbus_interface='org.ffado.Control.Element.Register')
return dev_cont.getValue(address)
except:
print( "Failed to get Register %s on server %s" % (path, self.servername) )
return 0
def setText(self, subpath, v):
try:
path = self.basepath + subpath
dev = self.bus.get_object(self.servername, path)
dev_cont = dbus.Interface(dev, dbus_interface='org.ffado.Control.Element.Text')
dev_cont.setValue(v)
except:
print( "Failed to set Text %s on server %s" % (path, self.servername) )
def getText(self, subpath):
try:
path = self.basepath + subpath
dev = self.bus.get_object(self.servername, path)
dev_cont = dbus.Interface(dev, dbus_interface='org.ffado.Control.Element.Text')
return dev_cont.getValue()
except:
print( "Failed to get Text %s on server %s" % (path, self.servername) )
return 0
def setMatrixMixerValue(self, subpath, row, col, v):
try:
path = self.basepath + subpath
dev = self.bus.get_object(self.servername, path)
dev_cont = dbus.Interface(dev, dbus_interface='org.ffado.Control.Element.MatrixMixer')
dev_cont.setValue(row, col, v)
except:
print( "Failed to set MatrixMixer %s on server %s" % (path, self.servername) )
def getMatrixMixerValue(self, subpath, row, col):
try:
path = self.basepath + subpath
dev = self.bus.get_object(self.servername, path)
dev_cont = dbus.Interface(dev, dbus_interface='org.ffado.Control.Element.MatrixMixer')
return dev_cont.getValue(row, col)
except:
print( "Failed to get MatrixMixer %s on server %s" % (path, self.servername) )
return 0
def enumSelect(self, subpath, v):
try:
path = self.basepath + subpath
dev = self.bus.get_object(self.servername, path)
dev_cont = dbus.Interface(dev, dbus_interface='org.ffado.Control.Element.Enum')
dev_cont.select(v)
except:
print( "Failed to select %s on server %s" % (path, self.servername) )
def enumSelected(self, subpath):
try:
path = self.basepath + subpath
dev = self.bus.get_object(self.servername, path)
dev_cont = dbus.Interface(dev, dbus_interface='org.ffado.Control.Element.Enum')
return dev_cont.selected()
except:
print( "Failed to get selected enum %s on server %s" % (path, self.servername) )
return 0
def enumGetLabel(self, subpath, v):
try:
path = self.basepath + subpath
dev = self.bus.get_object(self.servername, path)
dev_cont = dbus.Interface(dev, dbus_interface='org.ffado.Control.Element.Enum')
return dev_cont.getEnumLabel(v)
except:
print( "Failed to get enum label %s on server %s" % (path, self.servername) )
return 0
def enumCount(self, subpath):
try:
path = self.basepath + subpath
dev = self.bus.get_object(self.servername, path)
dev_cont = dbus.Interface(dev, dbus_interface='org.ffado.Control.Element.Enum')
return dev_cont.count()
except:
print( "Failed to get enum count %s on server %s" % (path, self.servername) )
return 0
class DeviceManagerInterface:
def __init__(self, servername, basepath):
self.basepath=basepath + '/DeviceManager'
self.servername=servername
self.bus=dbus.SessionBus()
self.dev = self.bus.get_object(self.servername, self.basepath)
self.iface = dbus.Interface(self.dev, dbus_interface='org.ffado.Control.Element.Container')
# signal reception does not work yet since we need a mainloop for that
# and qt3 doesn't provide one for python/dbus
#try:
#self.dev.connect_to_signal("Updated", self.updateSignal, \
#dbus_interface="org.ffado.Control.Element.Container", arg0=self)
#except dbus.DBusException:
#traceback.print_exc()
#def updateSignal(self):
#print( ("Received update signal") )
def getNbDevices(self):
return self.iface.getNbElements()
def getDeviceName(self, idx):
return self.iface.getElementName(idx)
class ConfigRomInterface:
def __init__(self, servername, devicepath):
self.basepath=devicepath + '/ConfigRom'
self.servername=servername
self.bus=dbus.SessionBus()
self.dev = self.bus.get_object(self.servername, self.basepath)
self.iface = dbus.Interface(self.dev, dbus_interface='org.ffado.Control.Element.ConfigRomX')
def getGUID(self):
return self.iface.getGUID()
def getVendorName(self):
return self.iface.getVendorName()
def getModelName(self):
return self.iface.getModelName()
def getVendorId(self):
return self.iface.getVendorId()
def getModelId(self):
return self.iface.getModelId()
def getUnitVersion(self):
return self.iface.getUnitVersion()
class ClockSelectInterface:
def __init__(self, servername, devicepath):
self.basepath=devicepath + '/Generic/ClockSelect'
self.servername=servername
self.bus=dbus.SessionBus()
self.dev = self.bus.get_object(self.servername, self.basepath)
self.iface = dbus.Interface(self.dev, dbus_interface='org.ffado.Control.Element.AttributeEnum')
def count(self):
return self.iface.count()
def select(self, idx):
return self.iface.select(idx)
def selected(self):
return self.iface.selected()
def getEnumLabel(self, idx):
return self.iface.getEnumLabel(idx)
def attributeCount(self):
return self.iface.attributeCount()
def getAttributeValue(self, idx):
return self.iface.getAttributeValue(idx)
def getAttributeName(self, idx):
return self.iface.getAttributeName(idx)
class TextInterface:
def __init__(self, servername, basepath):
self.basepath=basepath
self.servername=servername
self.bus=dbus.SessionBus()
self.dev = self.bus.get_object( self.servername, self.basepath )
self.iface = dbus.Interface( self.dev, dbus_interface="org.ffado.Control.Element.Text" )
def text(self):
return self.iface.getValue()
def setText(self,text):
self.iface.setValue(text)
if __name__ == "__main__":
print( """ )
===========================================================
FFADO DBUS TEST TOOL
===========================================================
"""
server='org.ffado.Control'
basepath='/org/ffado/Control'
repeat = 1
while repeat > 0:
try:
devmgr = DeviceManagerInterface(server, basepath)
nbDevices = devmgr.getNbDevices()
repeat -= 1
except dbus.DBusException, ex:
print( "\n" )
print( "===========================================================" )
print( "ERROR: Could not communicate with the FFADO DBus service..." )
print( "===========================================================" )
print( "\n" )
sys.exit( -1 )
if nbDevices == 0:
print( "No supported device found..." )
sys.exit( -1 )
idx = 0
path=devmgr.getDeviceName(idx)
print( "Found device %d: %s" % (idx, path) )
cfgrom = ConfigRomInterface(server, basepath+'/DeviceManager/'+path)
vendorId = cfgrom.getVendorId()
modelId = cfgrom.getModelId()
unitVersion = cfgrom.getUnitVersion()
GUID = cfgrom.getGUID()
vendorName = cfgrom.getVendorName()
modelName = cfgrom.getModelName()
print( " Found (%s, %X, %X) %s %s" % (str(GUID), vendorId, modelId, vendorName, modelName) )
# create a control objects
hw = ControlInterface(server, basepath+'/DeviceManager/'+path)
clockselect = ClockSelectInterface( server, basepath+"/DeviceManager/"+path )
nickname = TextInterface( server, basepath+"/DeviceManager/"+path+"/Generic/Nickname" )
import time
register = range(60)
# do whatever you have to do
for i in range(60):
for regid in range(60):
newval = hw.getRegister("/Register", regid)
oldval = register[regid]
if newval != oldval:
print( "%04d: from %8d | %08X to %8d | %08X" % (regid, oldval, oldval, newval, newval) )
register[regid] = newval
time.sleep(0.2)
print( "--- %d ---" % i )
#time.sleep(1)
#regid=eval(sys.argv[1])
#val=eval(sys.argv[2])
#print( hw.getRegister("/Register", regid) )
#hw.setRegister("/Register", regid, val)
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