cadence/src/jacksettings.py

959 lines
41 KiB
Python
Executable File

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
# JACK Settings Dialog
# Copyright (C) 2010-2018 Filipe Coelho <falktx@falktx.com>
#
# 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 2 of the License, or
# 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.
#
# For a full copy of the GNU General Public License see the COPYING file
# ------------------------------------------------------------------------------------------------------------
# Imports (Global)
from sys import platform, version_info
if True:
from PyQt5.QtCore import pyqtSlot, Qt, QSettings, QTimer
from PyQt5.QtGui import QFontMetrics
from PyQt5.QtWidgets import QDialog, QDialogButtonBox, QMessageBox
else:
from PyQt4.QtCore import pyqtSlot, Qt, QSettings, QTimer
from PyQt4.QtGui import QFontMetrics
from PyQt4.QtGui import QDialog, QDialogButtonBox, QMessageBox
# ------------------------------------------------------------------------------------------------------------
# Imports (Custom Stuff)
import ui_settings_jack
from shared_i18n import *
# ------------------------------------------------------------------------------------------------------------
# Try Import DBus
try:
import dbus
except:
dbus = None
# ------------------------------------------------------------------------------------------------------------
# Global object
global gJackctl, gResetNeeded
gJackctl = None
gResetNeeded = False
# ------------------------------------------------------------------------------------------------------------
# enum jack_timer_type_t
JACK_TIMER_SYSTEM_CLOCK = 0
JACK_TIMER_CYCLE_COUNTER = 1
JACK_TIMER_HPET = 2
# ------------------------------------------------------------------------------------------------------------
# Set Platform
if "linux" in platform:
LINUX = True
if version_info >= (3, 0):
from subprocess import getoutput
else:
from commands import getoutput
else:
LINUX = False
# ------------------------------------------------------------------------------------------------------------
# Init DBus
def initBus(bus):
global gJackctl
if not bus:
gJackctl = None
return 1
try:
gJackctl = dbus.Interface(bus.get_object("org.jackaudio.service", "/org/jackaudio/Controller"), "org.jackaudio.Configure")
return 0
except:
gJackctl = None
return 1
def needsInit():
global gJackctl
return bool(gJackctl is None)
def setResetNeeded(yesNo):
global gResetNeeded
gResetNeeded = yesNo
# ------------------------------------------------------------------------------------------------------------
# Helper functions
def getBufferSize():
return getDriverParameter("period", -1)
def getSampleRate():
return getDriverParameter("rate", -1)
def isRealtime():
return getEngineParameter("realtime", False)
def setBufferSize(bsize):
return setDriverParameter("period", dbus.UInt32(bsize))
def setSampleRate(srate):
return setDriverParameter("rate", dbus.UInt32(srate))
# ------------------------------------------------------------------------------------------------------------
# Helper functions (engine)
def engineHasFeature(feature):
if gJackctl is None:
return False
try:
featureList = gJackctl.ReadContainer(["engine"])[1]
except:
featureList = ()
return bool(dbus.String(feature) in featureList)
def getEngineParameter(parameter, fallback):
if gJackctl is None or not engineHasFeature(parameter):
return fallback
else:
try:
return gJackctl.GetParameterValue(["engine", parameter])[2]
except:
return fallback
def setEngineParameter(parameter, value, optional=True):
if not engineHasFeature(parameter):
return False
elif optional:
paramValueTry = gJackctl.GetParameterValue(["engine", parameter])
if paramValueTry is None:
return False
paramValue = paramValueTry[2]
if value != paramValue:
return bool(gJackctl.SetParameterValue(["engine", parameter], value))
else:
return False
else:
return bool(gJackctl.SetParameterValue(["engine", parameter], value))
# ------------------------------------------------------------------------------------------------------------
# Helper functions (driver)
def driverHasFeature(feature):
if gJackctl is None:
return False
try:
featureList = gJackctl.ReadContainer(["driver"])[1]
except:
featureList = ()
return bool(dbus.String(feature) in featureList)
def getDriverParameter(parameter, fallback):
if gJackctl is None or not driverHasFeature(parameter):
return fallback
else:
try:
return gJackctl.GetParameterValue(["driver", parameter])[2]
except:
return fallback
def setDriverParameter(parameter, value, optional=True):
if not driverHasFeature(parameter):
return False
elif optional:
if value != gJackctl.GetParameterValue(["driver", parameter])[2]:
return bool(gJackctl.SetParameterValue(["driver", parameter], value))
else:
return False
else:
return bool(gJackctl.SetParameterValue(["driver", parameter], value))
# ------------------------------------------------------------------------------------------------------------
# JACK Settings Dialog
class JackSettingsW(QDialog):
def __init__(self, parent):
QDialog.__init__(self, parent)
self.ui = ui_settings_jack.Ui_JackSettingsW()
self.ui.setupUi(self)
# -------------------------------------------------------------
# Check if we've got valid control interface
global gJackctl
if gJackctl is None:
QTimer.singleShot(0, self, SLOT("slot_closeWithError()"))
return
# -------------------------------------------------------------
# Align driver text and hide non available ones
driverList = gJackctl.ReadContainer(["drivers"])[1]
fontMetris = QFontMetrics(self.ui.obj_server_driver.font())
maxWidth = 75
for i in range(self.ui.obj_server_driver.rowCount()):
item = self.ui.obj_server_driver.item(i, 0)
item.setTextAlignment(Qt.AlignCenter)
itexText = item.text()
itemWidth = fontMetris.width(itexText)+25
if itemWidth > maxWidth:
maxWidth = itemWidth
if dbus.String(itexText.lower()) not in driverList:
self.ui.obj_server_driver.hideRow(i)
self.ui.obj_server_driver.setMinimumWidth(maxWidth)
self.ui.obj_server_driver.setMaximumWidth(maxWidth)
# -------------------------------------------------------------
# Set-up connections
self.accepted.connect(self.slot_saveJackSettings)
self.ui.buttonBox.button(QDialogButtonBox.Reset).clicked.connect(self.slot_resetJackSettings)
self.ui.obj_driver_duplex.clicked.connect(self.slot_checkDuplexSelection)
self.ui.obj_server_driver.currentCellChanged.connect(self.slot_checkDriverSelection)
self.ui.obj_driver_capture.currentIndexChanged[int].connect(self.slot_checkALSASelection)
self.ui.obj_driver_playback.currentIndexChanged[int].connect(self.slot_checkALSASelection)
# -------------------------------------------------------------
# Load initial settings
self.fDriverName = ""
self.fBrokenServerClockSource = False
self.checkEngine()
self.loadServerSettings()
self.loadDriverSettings(True) # reset because we'll change it below
# -------------------------------------------------------------
# Load selected JACK driver
self.fDriverName = str(gJackctl.GetParameterValue(["engine", "driver"])[2])
for i in range(self.ui.obj_server_driver.rowCount()):
if self.ui.obj_server_driver.item(i, 0).text().lower() == self.fDriverName:
self.ui.obj_server_driver.setCurrentCell(i, 0)
break
# Special ALSA check
self.slot_checkALSASelection()
# -------------------------------------------------------------
# Load last GUI settings
self.loadSettings()
# -----------------------------------------------------------------
# Engine calls
def checkEngine(self):
self.ui.obj_server_realtime.setEnabled(engineHasFeature("realtime"))
self.ui.obj_server_realtime_priority.setEnabled(engineHasFeature("realtime-priority"))
self.ui.obj_server_temporary.setEnabled(engineHasFeature("temporary"))
self.ui.obj_server_verbose.setEnabled(engineHasFeature("verbose"))
self.ui.obj_server_alias.setEnabled(engineHasFeature("alias"))
self.ui.obj_server_client_timeout.setEnabled(engineHasFeature("client-timeout"))
self.ui.obj_server_clock_source.setEnabled(engineHasFeature("clock-source"))
self.ui.obj_server_port_max.setEnabled(engineHasFeature("port-max"))
self.ui.obj_server_replace_registry.setEnabled(engineHasFeature("replace-registry"))
self.ui.obj_server_sync.setEnabled(engineHasFeature("sync"))
self.ui.obj_server_self_connect_mode.setEnabled(engineHasFeature("self-connect-mode"))
# Disable clock-source if not on Linux
if not LINUX:
self.ui.obj_server_clock_source.setEnabled(False)
# -----------------------------------------------------------------
# Server calls
def saveServerSettings(self):
# always reset server name
if engineHasFeature("name"):
setEngineParameter("name", "default", True)
if self.ui.obj_server_realtime.isEnabled():
value = dbus.Boolean(self.ui.obj_server_realtime.isChecked())
setEngineParameter("realtime", value, True)
if self.ui.obj_server_realtime_priority.isEnabled():
value = dbus.Int32(self.ui.obj_server_realtime_priority.value())
setEngineParameter("realtime-priority", value, True)
if self.ui.obj_server_temporary.isEnabled():
value = dbus.Boolean(self.ui.obj_server_temporary.isChecked())
setEngineParameter("temporary", value, True)
if self.ui.obj_server_verbose.isEnabled():
value = dbus.Boolean(self.ui.obj_server_verbose.isChecked())
setEngineParameter("verbose", value, True)
if self.ui.obj_server_alias.isEnabled():
value = dbus.Boolean(self.ui.obj_server_alias.isChecked())
setEngineParameter("alias", value, True)
if self.ui.obj_server_client_timeout.isEnabled():
value = dbus.Int32(int(self.ui.obj_server_client_timeout.currentText()))
setEngineParameter("client-timeout", value, True)
if self.ui.obj_server_clock_source.isEnabled():
if self.ui.obj_server_clock_source_system.isChecked():
if self.fBrokenServerClockSource:
value = dbus.UInt32(JACK_TIMER_SYSTEM_CLOCK)
else:
value = dbus.Byte("s".encode("utf-8"))
elif self.ui.obj_server_clock_source_cycle.isChecked():
if self.fBrokenServerClockSource:
value = dbus.UInt32(JACK_TIMER_CYCLE_COUNTER)
else:
value = dbus.Byte("c".encode("utf-8"))
elif self.ui.obj_server_clock_source_hpet.isChecked():
if self.fBrokenServerClockSource:
value = dbus.UInt32(JACK_TIMER_HPET)
else:
value = dbus.Byte("h".encode("utf-8"))
else:
value = None
print("JackSettingsW::saveServerSettings() - Cannot save clock-source value")
if value != None:
setEngineParameter("clock-source", value, True)
if self.ui.obj_server_port_max.isEnabled():
value = dbus.UInt32(int(self.ui.obj_server_port_max.currentText()))
setEngineParameter("port-max", value, True)
if self.ui.obj_server_replace_registry.isEnabled():
value = dbus.Boolean(self.ui.obj_server_replace_registry.isChecked())
setEngineParameter("replace-registry", value, True)
if self.ui.obj_server_sync.isEnabled():
value = dbus.Boolean(self.ui.obj_server_sync.isChecked())
setEngineParameter("sync", value, True)
if self.ui.obj_server_self_connect_mode.isEnabled():
if self.ui.obj_server_self_connect_mode_0.isChecked():
value = dbus.Byte(" ".encode("utf-8"))
elif self.ui.obj_server_self_connect_mode_1.isChecked():
value = dbus.Byte("E".encode("utf-8"))
elif self.ui.obj_server_self_connect_mode_2.isChecked():
value = dbus.Byte("e".encode("utf-8"))
elif self.ui.obj_server_self_connect_mode_3.isChecked():
value = dbus.Byte("A".encode("utf-8"))
elif self.ui.obj_server_self_connect_mode_4.isChecked():
value = dbus.Byte("a".encode("utf-8"))
else:
value = None
print("JackSettingsW::saveServerSettings() - Cannot save self-connect-mode value")
if value != None:
setEngineParameter("self-connect-mode", value, True)
def loadServerSettings(self, reset=False, forceReset=False):
global gJackctl
settings = gJackctl.ReadContainer(["engine"])
for i in range(len(settings[1])):
attribute = str(settings[1][i])
if reset:
valueTry = gJackctl.GetParameterValue(["engine", attribute])
if valueTry is None:
continue
else:
value = valueTry[1]
if forceReset and attribute != "driver":
gJackctl.ResetParameterValue(["engine", attribute])
else:
valueTry = gJackctl.GetParameterValue(["engine", attribute])
if valueTry is None:
continue
else:
value = valueTry[2]
if attribute == "name":
pass # Don't allow to change this
elif attribute == "realtime":
self.ui.obj_server_realtime.setChecked(bool(value))
elif attribute == "realtime-priority":
self.ui.obj_server_realtime_priority.setValue(int(value))
elif attribute == "temporary":
self.ui.obj_server_temporary.setChecked(bool(value))
elif attribute == "verbose":
self.ui.obj_server_verbose.setChecked(bool(value))
elif attribute == "alias":
self.ui.obj_server_alias.setChecked(bool(value))
elif attribute == "client-timeout":
self.setComboBoxValue(self.ui.obj_server_client_timeout, str(int(value)))
elif attribute == "clock-source":
if len(str(value)) == 1 and not isinstance(value, dbus.UInt32):
value = str(value)
if value == "c":
self.ui.obj_server_clock_source_cycle.setChecked(True)
elif value == "h":
self.ui.obj_server_clock_source_hpet.setChecked(True)
elif value == "s":
self.ui.obj_server_clock_source_system.setChecked(True)
else:
value = int(value)
self.fBrokenServerClockSource = True
if value == JACK_TIMER_SYSTEM_CLOCK:
self.ui.obj_server_clock_source_system.setChecked(True)
elif value == JACK_TIMER_CYCLE_COUNTER:
self.ui.obj_server_clock_source_cycle.setChecked(True)
elif value == JACK_TIMER_HPET:
self.ui.obj_server_clock_source_hpet.setChecked(True)
else:
self.ui.obj_server_clock_source.setEnabled(False)
print("JackSettingsW::saveServerSettings() - Invalid clock-source value '%s'" % value)
elif attribute == "port-max":
self.setComboBoxValue(self.ui.obj_server_port_max, str(int(value)))
elif attribute == "replace-registry":
self.ui.obj_server_replace_registry.setChecked(bool(value))
elif attribute == "sync":
self.ui.obj_server_sync.setChecked(bool(value))
elif attribute == "self-connect-mode":
value = str(value)
if value == " ":
self.ui.obj_server_self_connect_mode_0.setChecked(True)
elif value == "E":
self.ui.obj_server_self_connect_mode_1.setChecked(True)
elif value == "e":
self.ui.obj_server_self_connect_mode_2.setChecked(True)
elif value == "A":
self.ui.obj_server_self_connect_mode_3.setChecked(True)
elif value == "a":
self.ui.obj_server_self_connect_mode_4.setChecked(True)
else:
self.ui.obj_server_self_connect_mode.setEnabled(False)
print("JackSettingsW::loadServerSettings() - Invalid self-connect-mode value '%s'" % value)
elif attribute in ("driver", "slave-drivers"):
pass
else:
print("JackSettingsW::loadServerSettings() - Unimplemented server attribute '%s', value: '%s'" % (attribute, str(value)))
# -----------------------------------------------------------------
# Driver calls
# resetIfNeeded: fix alsa parameter re-order bug in JACK 1.9.8 (reset/remove non-used values)
def saveDriverSettings(self, resetIfNeeded):
global gJackctl, gResetNeeded
if resetIfNeeded and not gResetNeeded:
resetIfNeeded = False
if self.ui.obj_driver_device.isEnabled():
value = dbus.String(self.ui.obj_driver_device.currentText().split(" [")[0])
if value != gJackctl.GetParameterValue(["driver", "device"])[2]:
gJackctl.SetParameterValue(["driver", "device"], value)
elif resetIfNeeded:
gJackctl.ResetParameterValue(["driver", "device"])
if self.ui.obj_driver_capture.isEnabled():
if self.fDriverName == "alsa":
value = dbus.String(self.ui.obj_driver_capture.currentText().split(" ")[0])
elif self.fDriverName == "dummy":
value = dbus.UInt32(int(self.ui.obj_driver_capture.currentText()))
elif self.fDriverName == "firewire":
value = dbus.Boolean(self.ui.obj_driver_capture.currentIndex() == 1)
else:
value = None
print("JackSettingsW::saveDriverSettings() - Cannot save capture value")
if value != None:
setDriverParameter("capture", value, True)
elif resetIfNeeded:
gJackctl.ResetParameterValue(["driver", "capture"])
if self.ui.obj_driver_playback.isEnabled():
if self.fDriverName == "alsa":
value = dbus.String(self.ui.obj_driver_playback.currentText().split(" ")[0])
elif self.fDriverName == "dummy":
value = dbus.UInt32(int(self.ui.obj_driver_playback.currentText()))
elif self.fDriverName == "firewire":
value = dbus.Boolean(self.ui.obj_driver_playback.currentIndex() == 1)
else:
value = None
print("JackSettingsW::saveDriverSettings() - Cannot save playback value")
if value != None:
setDriverParameter("playback", value, True)
elif resetIfNeeded:
gJackctl.ResetParameterValue(["driver", "playback"])
if self.ui.obj_driver_rate.isEnabled():
value = dbus.UInt32(int(self.ui.obj_driver_rate.currentText()))
setDriverParameter("rate", value, True)
if self.ui.obj_driver_period.isEnabled():
value = dbus.UInt32(int(self.ui.obj_driver_period.currentText()))
setDriverParameter("period", value, True)
if self.ui.obj_driver_nperiods.isEnabled():
value = dbus.UInt32(self.ui.obj_driver_nperiods.value())
setDriverParameter("nperiods", value, True)
if self.ui.obj_driver_hwmon.isEnabled():
value = dbus.Boolean(self.ui.obj_driver_hwmon.isChecked())
setDriverParameter("hwmon", value, True)
if self.ui.obj_driver_hwmeter.isEnabled():
value = dbus.Boolean(self.ui.obj_driver_hwmeter.isChecked())
setDriverParameter("hwmeter", value, True)
if self.ui.obj_driver_duplex.isEnabled():
value = dbus.Boolean(self.ui.obj_driver_duplex.isChecked())
setDriverParameter("duplex", value, True)
if self.ui.obj_driver_hw_alias.isEnabled():
value = dbus.Boolean(self.ui.obj_driver_hw_alias.isChecked())
setDriverParameter("hw-alias", value, True)
if self.ui.obj_driver_softmode.isEnabled():
value = dbus.Boolean(self.ui.obj_driver_softmode.isChecked())
setDriverParameter("softmode", value, True)
if self.ui.obj_driver_monitor.isEnabled():
value = dbus.Boolean(self.ui.obj_driver_monitor.isChecked())
setDriverParameter("monitor", value, True)
if self.ui.obj_driver_dither.isEnabled():
if self.ui.obj_driver_dither.currentIndex() == 0:
value = dbus.Byte("n".encode("utf-8"))
elif self.ui.obj_driver_dither.currentIndex() == 1:
value = dbus.Byte("r".encode("utf-8"))
elif self.ui.obj_driver_dither.currentIndex() == 2:
value = dbus.Byte("s".encode("utf-8"))
elif self.ui.obj_driver_dither.currentIndex() == 3:
value = dbus.Byte("t".encode("utf-8"))
else:
value = None
print("JackSettingsW::saveDriverSettings() - Cannot save dither value")
if value != None:
setDriverParameter("dither", value, True)
if self.ui.obj_driver_inchannels.isEnabled():
value = dbus.UInt32(self.ui.obj_driver_inchannels.value())
setDriverParameter("inchannels", value, True)
if self.ui.obj_driver_outchannels.isEnabled():
value = dbus.UInt32(self.ui.obj_driver_outchannels.value())
setDriverParameter("outchannels", value, True)
if self.ui.obj_driver_shorts.isEnabled():
value = dbus.Boolean(self.ui.obj_driver_shorts.isChecked())
setDriverParameter("shorts", value, True)
if self.ui.obj_driver_input_latency.isEnabled():
value = dbus.UInt32(self.ui.obj_driver_input_latency.value())
setDriverParameter("input-latency", value, True)
if self.ui.obj_driver_output_latency.isEnabled():
value = dbus.UInt32(self.ui.obj_driver_output_latency.value())
setDriverParameter("output-latency", value, True)
if self.ui.obj_driver_midi_driver.isEnabled():
if self.ui.obj_driver_midi_driver.currentIndex() == 0:
value = dbus.String("none")
elif self.ui.obj_driver_midi_driver.currentIndex() == 1:
value = dbus.String("seq")
elif self.ui.obj_driver_midi_driver.currentIndex() == 2:
value = dbus.String("raw")
else:
value = None
print("JackSettingsW::saveDriverSettings() - Cannot save midi-driver value")
if value != None:
if driverHasFeature("midi"):
setDriverParameter("midi", value, True)
else:
setDriverParameter("midi-driver", value, True)
if self.ui.obj_driver_wait.isEnabled():
value = dbus.UInt32(self.ui.obj_driver_wait.value())
setDriverParameter("wait", value, True)
if self.ui.obj_driver_verbose.isEnabled():
value = dbus.UInt32(self.ui.obj_driver_verbose.value())
setDriverParameter("verbose", value, True)
if self.ui.obj_driver_snoop.isEnabled():
value = dbus.Boolean(self.ui.obj_driver_snoop.isChecked())
setDriverParameter("snoop", value, True)
if self.ui.obj_driver_channels.isEnabled():
value = dbus.Int32(self.ui.obj_driver_channels.value())
setDriverParameter("channels", value, True)
def loadDriverSettings(self, reset=False, forceReset=False):
global gJackctl
settings = gJackctl.ReadContainer(["driver"])
for i in range(len(settings[1])):
attribute = str(settings[1][i])
if reset:
value = gJackctl.GetParameterValue(["driver", attribute])[1]
if forceReset:
gJackctl.ResetParameterValue(["driver", attribute])
else:
value = gJackctl.GetParameterValue(["driver", attribute])[2]
if attribute == "device":
self.setComboBoxValue(self.ui.obj_driver_device, str(value), True)
elif attribute == "capture":
if self.fDriverName == "firewire":
self.ui.obj_driver_capture.setCurrentIndex(1 if bool(value) else 0)
elif self.fDriverName == "dummy":
self.setComboBoxValue(self.ui.obj_driver_capture, str(int(value)), True)
else:
self.setComboBoxValue(self.ui.obj_driver_capture, str(value), True)
elif attribute == "playback":
if self.fDriverName == "firewire":
self.ui.obj_driver_playback.setCurrentIndex(1 if bool(value) else 0)
elif self.fDriverName == "dummy":
self.setComboBoxValue(self.ui.obj_driver_playback, str(int(value)), True)
else:
self.setComboBoxValue(self.ui.obj_driver_playback, str(value), True)
elif attribute == "rate":
self.setComboBoxValue(self.ui.obj_driver_rate, str(int(value)))
elif attribute == "period":
self.setComboBoxValue(self.ui.obj_driver_period, str(int(value)))
elif attribute == "nperiods":
self.ui.obj_driver_nperiods.setValue(int(value))
elif attribute == "hwmon":
self.ui.obj_driver_hwmon.setChecked(bool(value))
elif attribute == "hwmeter":
self.ui.obj_driver_hwmeter.setChecked(bool(value))
elif attribute == "duplex":
self.ui.obj_driver_duplex.setChecked(bool(value))
elif attribute == "hw-alias":
self.ui.obj_driver_hw_alias.setChecked(bool(value))
elif attribute == "softmode":
self.ui.obj_driver_softmode.setChecked(bool(value))
elif attribute == "monitor":
self.ui.obj_driver_monitor.setChecked(bool(value))
elif attribute == "dither":
value = str(value)
if value == "n":
self.ui.obj_driver_dither.setCurrentIndex(0)
elif value == "r":
self.ui.obj_driver_dither.setCurrentIndex(1)
elif value == "s":
self.ui.obj_driver_dither.setCurrentIndex(2)
elif value == "t":
self.ui.obj_driver_dither.setCurrentIndex(3)
else:
self.ui.obj_driver_dither.setEnabled(False)
print("JackSettingsW::loadDriverSettings() - Invalid dither value '%s'" % value)
elif attribute == "inchannels":
self.ui.obj_driver_inchannels.setValue(int(value))
elif attribute == "outchannels":
self.ui.obj_driver_outchannels.setValue(int(value))
elif attribute == "shorts":
self.ui.obj_driver_shorts.setChecked(bool(value))
elif attribute == "input-latency":
self.ui.obj_driver_input_latency.setValue(int(value))
elif attribute == "output-latency":
self.ui.obj_driver_output_latency.setValue(int(value))
elif attribute in ("midi", "midi-driver"):
value = str(value)
if value == "none":
self.ui.obj_driver_midi_driver.setCurrentIndex(0)
elif value == "seq":
self.ui.obj_driver_midi_driver.setCurrentIndex(1)
elif value == "raw":
self.ui.obj_driver_midi_driver.setCurrentIndex(2)
else:
self.ui.obj_driver_midi_driver.setEnabled(False)
print("JackSettingsW::loadDriverSettings() - Invalid midi-driver value '%s'" % value)
elif attribute == "wait":
self.ui.obj_driver_wait.setValue(int(value))
elif attribute == "verbose":
self.ui.obj_driver_verbose.setValue(int(value))
elif attribute == "snoop":
self.ui.obj_driver_snoop.setChecked(bool(value))
elif attribute == "channels":
self.ui.obj_driver_channels.setValue(int(value))
else:
print("JackSettingsW::loadDriverSettings() - Unimplemented driver attribute '%s', value: '%s'" % (attribute, str(value)))
# -----------------------------------------------------------------
# Helper functions
def getAlsaDeviceList(self, playback=True):
alsaDeviceList = []
executable = 'aplay' if playback else 'arecord'
aplay_out = getoutput("env LANG=C LC_ALL=C {} -l".format(executable)).split("\n")
for line in aplay_out:
line = line.strip()
if line.startswith("card "):
cardInfo = line.split(", ", 1)[0].split(": ")
cardIndex = cardInfo[0].replace("card ", "")
cardName = cardInfo[1].split(" [")[0]
deviceInfo = line.split(", ", 1)[1].split(": ")
deviceIndex = deviceInfo[0].replace("device ", "")
deviceName = deviceInfo[1].split(" [")[0]
if cardName != "Loopback":
fullName = "hw:%s,%s [%s]" % (cardName, deviceIndex, deviceName)
alsaDeviceList.append(fullName)
return alsaDeviceList
def setComboBoxValue(self, box, text, split=False):
for i in range(box.count()):
if box.itemText(i) == text or (box.itemText(i).split(" ")[0] == text and split):
box.setCurrentIndex(i)
break
else:
if text:
box.addItem(text)
box.setCurrentIndex(box.count() - 1)
# -----------------------------------------------------------------
# Qt SLOT calls
@pyqtSlot(int)
def slot_checkALSASelection(self, ignored=0):
if self.fDriverName == "alsa":
check = bool(self.ui.obj_driver_duplex.isChecked() and (self.ui.obj_driver_capture.currentIndex() > 0 or self.ui.obj_driver_playback.currentIndex() > 0))
self.ui.obj_driver_device.setEnabled(not check)
@pyqtSlot(bool)
def slot_checkDuplexSelection(self, active):
if driverHasFeature("duplex"):
self.ui.obj_driver_capture.setEnabled(active)
self.ui.obj_driver_capture_label.setEnabled(active)
self.ui.obj_driver_playback.setEnabled(active)
self.ui.obj_driver_playback_label.setEnabled(active)
#self.ui.obj_driver_inchannels.setEnabled(active)
#self.ui.obj_driver_inchannels_label.setEnabled(active)
#self.ui.obj_driver_input_latency.setEnabled(active)
#self.ui.obj_driver_input_latency_label.setEnabled(active)
self.slot_checkALSASelection()
@pyqtSlot(int)
def slot_checkDriverSelection(self, row):
global gJackctl
# Save previous settings
self.saveDriverSettings(False)
# Set new Jack driver
self.fDriverName = dbus.String(self.ui.obj_server_driver.item(row, 0).text().lower())
gJackctl.SetParameterValue(["engine", "driver"], self.fDriverName)
# Add device list
self.ui.obj_driver_device.clear()
if driverHasFeature("device"):
if LINUX and self.fDriverName == "alsa":
dev_list = self.getAlsaDeviceList()
for dev in dev_list:
self.ui.obj_driver_device.addItem(dev)
else:
dev_list = gJackctl.GetParameterConstraint(["driver", "device"])[3]
for i in range(len(dev_list)):
self.ui.obj_driver_device.addItem(dev_list[i][0] + " [%s]" % str(dev_list[i][1]))
# Custom 'playback' and 'capture' values
self.ui.obj_driver_capture.clear()
self.ui.obj_driver_playback.clear()
if self.fDriverName == "alsa":
self.ui.obj_driver_capture.addItem("none")
self.ui.obj_driver_playback.addItem("none")
if LINUX:
dev_list_playback = self.getAlsaDeviceList(playback=True)
dev_list_record = self.getAlsaDeviceList(playback=False)
for dev in dev_list_playback:
self.ui.obj_driver_playback.addItem(dev)
for dev in dev_list_record:
self.ui.obj_driver_capture.addItem(dev)
else:
dev_list = gJackctl.GetParameterConstraint(["driver", "device"])[3]
for i in range(len(dev_list)):
self.ui.obj_driver_capture.addItem(dev_list[i][0] + " [" + dev_list[i][1] + "]")
self.ui.obj_driver_playback.addItem(dev_list[i][0] + " [" + dev_list[i][1] + "]")
elif self.fDriverName == "dummy":
for i in range(16):
self.ui.obj_driver_capture.addItem("%i" % int((i * 2) + 2))
self.ui.obj_driver_playback.addItem("%i" % int((i * 2) + 2))
elif self.fDriverName == "firewire":
self.ui.obj_driver_capture.addItem("no")
self.ui.obj_driver_capture.addItem("yes")
self.ui.obj_driver_playback.addItem("no")
self.ui.obj_driver_playback.addItem("yes")
elif driverHasFeature("playback") or driverHasFeature("capture"):
print("JackSettingsW::slot_checkDriverSelection() - Custom playback/capture for driver '%s' not implemented yet" % self.fDriverName)
# Load Driver Settings
self.loadDriverSettings()
# Enable widgets according to driver
self.ui.obj_driver_capture.setEnabled(driverHasFeature("capture"))
self.ui.obj_driver_capture_label.setEnabled(driverHasFeature("capture"))
self.ui.obj_driver_playback.setEnabled(driverHasFeature("playback"))
self.ui.obj_driver_playback_label.setEnabled(driverHasFeature("playback"))
self.ui.obj_driver_device.setEnabled(driverHasFeature("device"))
self.ui.obj_driver_device_label.setEnabled(driverHasFeature("device"))
self.ui.obj_driver_rate.setEnabled(driverHasFeature("rate"))
self.ui.obj_driver_rate_label.setEnabled(driverHasFeature("rate"))
self.ui.obj_driver_period.setEnabled(driverHasFeature("period"))
self.ui.obj_driver_period_label.setEnabled(driverHasFeature("period"))
self.ui.obj_driver_nperiods.setEnabled(driverHasFeature("nperiods"))
self.ui.obj_driver_nperiods_label.setEnabled(driverHasFeature("nperiods"))
self.ui.obj_driver_hwmon.setEnabled(driverHasFeature("hwmon"))
self.ui.obj_driver_hwmeter.setEnabled(driverHasFeature("hwmeter"))
self.ui.obj_driver_duplex.setEnabled(driverHasFeature("duplex"))
self.ui.obj_driver_hw_alias.setEnabled(driverHasFeature("hw-alias"))
self.ui.obj_driver_softmode.setEnabled(driverHasFeature("softmode"))
self.ui.obj_driver_monitor.setEnabled(driverHasFeature("monitor"))
self.ui.obj_driver_dither.setEnabled(driverHasFeature("dither"))
self.ui.obj_driver_dither_label.setEnabled(driverHasFeature("dither"))
self.ui.obj_driver_inchannels.setEnabled(driverHasFeature("inchannels"))
self.ui.obj_driver_inchannels_label.setEnabled(driverHasFeature("inchannels"))
self.ui.obj_driver_outchannels.setEnabled(driverHasFeature("outchannels"))
self.ui.obj_driver_outchannels_label.setEnabled(driverHasFeature("outchannels"))
self.ui.obj_driver_shorts.setEnabled(driverHasFeature("shorts"))
self.ui.obj_driver_input_latency.setEnabled(driverHasFeature("input-latency"))
self.ui.obj_driver_input_latency_label.setEnabled(driverHasFeature("input-latency"))
self.ui.obj_driver_output_latency.setEnabled(driverHasFeature("output-latency"))
self.ui.obj_driver_output_latency_label.setEnabled(driverHasFeature("output-latency"))
self.ui.obj_driver_midi_driver.setEnabled(driverHasFeature("midi") or driverHasFeature("midi-driver"))
self.ui.obj_driver_midi_driver_label.setEnabled(driverHasFeature("midi") or driverHasFeature("midi-driver"))
self.ui.obj_driver_wait.setEnabled(driverHasFeature("wait"))
self.ui.obj_driver_wait_label.setEnabled(driverHasFeature("wait"))
self.ui.obj_driver_verbose.setEnabled(driverHasFeature("verbose"))
self.ui.obj_driver_verbose_label.setEnabled(driverHasFeature("verbose"))
self.ui.obj_driver_snoop.setEnabled(driverHasFeature("snoop"))
self.ui.obj_driver_channels.setEnabled(driverHasFeature("channels"))
self.ui.obj_driver_channels_label.setEnabled(driverHasFeature("channels"))
# Misc stuff
if self.ui.obj_server_driver.item(row, 0).text() == "ALSA":
self.ui.toolbox_driver_misc.setCurrentIndex(1)
self.ui.obj_driver_capture_label.setText(self.tr("Input Device:"))
self.ui.obj_driver_playback_label.setText(self.tr("Output Device:"))
elif self.ui.obj_server_driver.item(row, 0).text() == "Dummy":
self.ui.toolbox_driver_misc.setCurrentIndex(2)
self.ui.obj_driver_capture_label.setText(self.tr("Input Ports:"))
self.ui.obj_driver_playback_label.setText(self.tr("Output Ports:"))
elif self.ui.obj_server_driver.item(row, 0).text() == "FireWire":
self.ui.toolbox_driver_misc.setCurrentIndex(3)
self.ui.obj_driver_capture_label.setText(self.tr("Capture Ports:"))
self.ui.obj_driver_playback_label.setText(self.tr("Playback Ports:"))
elif self.ui.obj_server_driver.item(row, 0).text() == "Loopback":
self.ui.toolbox_driver_misc.setCurrentIndex(4)
else:
self.ui.toolbox_driver_misc.setCurrentIndex(0)
self.slot_checkDuplexSelection(self.ui.obj_driver_duplex.isChecked())
@pyqtSlot()
def slot_saveJackSettings(self):
self.saveServerSettings()
self.saveDriverSettings(True)
@pyqtSlot()
def slot_resetJackSettings(self):
if self.ui.tabWidget.currentIndex() == 0:
self.loadServerSettings(True, True)
elif self.ui.tabWidget.currentIndex() == 1:
self.loadDriverSettings(True, True)
@pyqtSlot()
def slot_closeWithError(self):
QMessageBox.critical(self, self.tr("Error"), self.tr("jackdbus is not available!\nIt's not possible to configure JACK at this point."))
self.close()
def saveSettings(self):
settings = QSettings("Cadence", "JackSettings")
settings.setValue("Geometry", self.saveGeometry())
settings.setValue("CurrentTab", self.ui.tabWidget.currentIndex())
def loadSettings(self):
settings = QSettings("Cadence", "JackSettings")
self.restoreGeometry(settings.value("Geometry", b""))
self.ui.tabWidget.setCurrentIndex(settings.value("CurrentTab", 0, type=int))
def closeEvent(self, event):
self.saveSettings()
QDialog.closeEvent(self, event)
def done(self, r):
QDialog.done(self, r)
self.close()
# ------------------------------------------------------------------------------------------------------------
# Allow to use this as a standalone app
if __name__ == '__main__':
# Additional imports
import resources_rc
from sys import argv as sys_argv, exit as sys_exit
from PyQt5.QtGui import QIcon
from PyQt5.QtWidgets import QApplication
# App initialization
app = QApplication(sys_argv)
setup_i18n()
# Connect to DBus
if dbus:
if initBus(dbus.SessionBus()):
QMessageBox.critical(None, app.translate("JackSettingsW", "Error"), app.translate("JackSettingsW",
"jackdbus is not available!\n"
"Is not possible to configure JACK at this point."))
sys_exit(1)
else:
QMessageBox.critical(None, app.translate("JackSettingsW", "Error"),
app.translate("JackSettingsW", "DBus is not available, cannot continue."))
sys_exit(1)
# Show GUI
gui = JackSettingsW(None)
gui.setWindowIcon(QIcon(":/scalable/jack.svg"))
gui.show()
# App-Loop
sys_exit(app.exec_())