root/trunk/libffado/support/mixer-qt4/ffado/mixer/rme.py

Revision 2011, 9.5 kB (checked in by jwoithe, 9 years ago)

rme: implement the output fader controls in ffado-mixer. There's still some work to do on sizing and labelling but the basic fader functionality is there.

  • Property svn:mergeinfo set to
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1 #
2 # Copyright (C) 2009, 2011 by Jonathan Woithe
3 #
4 # This file is part of FFADO
5 # FFADO = Free Firewire (pro-)audio drivers for linux
6 #
7 # FFADO is based upon FreeBoB.
8 #
9 # This program is free software: you can redistribute it and/or modify
10 # it under the terms of the GNU General Public License as published by
11 # the Free Software Foundation, either version 2 of the License, or
12 # (at your option) version 3 of the License.
13 #
14 # This program is distributed in the hope that it will be useful,
15 # but WITHOUT ANY WARRANTY; without even the implied warranty of
16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17 # GNU General Public License for more details.
18 #
19 # You should have received a copy of the GNU General Public License
20 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
21 #
22
23 from PyQt4 import QtGui
24
25 from PyQt4.QtCore import SIGNAL, SLOT, QObject, Qt
26 from PyQt4.QtGui import QWidget, QApplication
27 from ffado.config import *
28
29 from ffado.widgets.matrixmixer import MatrixMixer
30
31 import logging
32 log = logging.getLogger('rme')
33
34 # Model defines.  These must agree with what is used in rme_avdevice.h.
35 RME_MODEL_NONE      = 0x0000
36 RME_MODEL_FF800     = 0x0001
37 RME_MODEL_FF400     = 0x0002
38
39 class Rme(QWidget):
40     def __init__(self,parent = None):
41         QWidget.__init__(self,parent)
42         uicLoad("ffado/mixer/rme", self)
43
44         self.init()
45
46     def init(self):
47
48         self.PhantomSwitches={
49             self.phantom_0: ['/Control/Phantom', 0],
50             self.phantom_1: ['/Control/Phantom', 1],
51             self.phantom_2: ['/Control/Phantom', 2],
52             self.phantom_3: ['/Control/Phantom', 3],
53         }
54
55         self.Switches={
56             self.ff400_chan3_opt_instr: ['/Control/Chan3_opt_instr'],
57             self.ff400_chan3_opt_pad:   ['/Control/Chan3_opt_pad'],
58             self.ff400_chan4_opt_instr: ['/Control/Chan4_opt_instr'],
59             self.ff400_chan4_opt_pad:   ['/Control/Chan4_opt_pad'],
60         }
61
62         self.Radiobuttons={
63             self.level_in_lo_gain: ['/Control/Input_level', 1],
64             self.level_in_p4dBu:   ['/Control/Input_level', 2],
65             self.level_in_m10dBV:  ['/Control/Input_level', 3],
66
67             self.level_out_hi_gain: ['/Control/Output_level', 1],
68             self.level_out_p4dBu:   ['/Control/Output_level', 2],
69             self.level_out_m10dBV:  ['/Control/Output_level', 3],
70
71             self.phones_hi_gain: ['/Control/Phones_level', 1],
72             self.phones_p4dBu:   ['/Control/Phones_level', 2],
73             self.phones_m10dBV:  ['/Control/Phones_level', 3],
74         }
75
76
77         self.Gains={
78             self.gain_mic1: ['/Control/Gains', 0],
79             self.gain_mic2: ['/Control/Gains', 1],
80             self.gain_input3: ['/Control/Gains', 2],
81             self.gain_input4: ['/Control/Gains', 3],
82         }
83
84         # Other mixer variables
85         self.is_streaming = 0
86         self.sample_rate = 0
87         self.model = 0
88         self.tco_present = 0
89
90     # Public slot: update phantom power hardware switches
91     def updatePhantomSwitch(self, a0):
92         sender = self.sender()
93         # Value is the phantom switch value, with a corresponding enable
94         # bit in the high 16 bit word
95         val = (a0 << self.PhantomSwitches[sender][1]) | (0x00010000 << self.PhantomSwitches[sender][1])
96         log.debug("phantom switch %d set to %d" % (self.PhantomSwitches[sender][1], a0))
97         self.hw.setDiscrete(self.PhantomSwitches[sender][0], val)
98
99     # Public slot: update generic switches
100     def updateSwitch(self, a0):
101         sender = self.sender()
102         log.debug("switch %s set to %d" % (self.Switches[sender][0], a0))
103         self.hw.setDiscrete(self.Switches[sender][0], a0)
104
105     # Public slot: update generic radiobuttons
106     def updateRadiobutton(self, a0):
107         sender = self.sender()
108         if (a0 != 0):
109             # Only change the control state on a button being "checked"
110             log.debug("radiobutton group %s set to %d" % (self.Radiobuttons[sender][0], self.Radiobuttons[sender][1]))
111             self.hw.setDiscrete(self.Radiobuttons[sender][0], self.Radiobuttons[sender][1])
112
113     # Public slot: update gains
114     def updateGain(self, a0):
115         sender = self.sender()
116         log.debug("gain %s[%d] set to %d" % (self.Gains[sender][0], self.Gains[sender][1], a0))
117         self.hw.setMatrixMixerValue(self.Gains[sender][0], 0, self.Gains[sender][1], a0)
118
119     # Hide and disable a control
120     def disable_hide(self,widget):
121         widget.hide()
122         widget.setEnabled(False)
123
124     def initValues(self):
125
126         # print self.hw.servername
127         # print self.hw.basepath
128         self.inputmatrix = MatrixMixer(self.hw.servername, self.hw.basepath+"/Mixer/InputFaders", self, 0x8000)
129         layout = QtGui.QVBoxLayout()
130         scrollarea = QtGui.QScrollArea()
131         scrollarea.setWidgetResizable(True)
132         scrollarea.setWidget(self.inputmatrix)
133         layout.addWidget(scrollarea)
134         self.mixer.setLayout(layout)
135
136         self.playbackmatrix = MatrixMixer(self.hw.servername, self.hw.basepath+"/Mixer/PlaybackFaders", self, 0x8000)
137         layout = QtGui.QVBoxLayout()
138         scrollarea = QtGui.QScrollArea()
139         scrollarea.setWidgetResizable(True)
140         scrollarea.setWidget(self.playbackmatrix)
141         layout.addWidget(scrollarea)
142         self.playbackmixer.setLayout(layout)
143
144         self.outputmatrix = MatrixMixer(self.hw.servername, self.hw.basepath+"/Mixer/OutputFaders", self, 0x8000)
145         layout = QtGui.QVBoxLayout()
146         scrollarea = QtGui.QScrollArea()
147         scrollarea.setWidgetResizable(True)
148         scrollarea.setWidget(self.outputmatrix)
149         layout.addWidget(scrollarea)
150         self.outputmixer.setLayout(layout)
151
152         # Is the device streaming?
153         #self.is_streaming = self.hw.getDiscrete('/Mixer/Info/IsStreaming')
154         self.is_streaming = 0
155         #log.debug("device streaming flag: %d" % (self.is_streaming))
156
157         # Retrieve other device settings as needed and customise the UI
158         # based on these options.
159         self.model = self.hw.getDiscrete('/Control/Model')
160         log.debug("device model identifier: %d" % (self.model))
161         self.tco_present = self.hw.getDiscrete('/Control/TCO_present')
162         log.debug("device has TCO: %d" % (self.tco_present))
163         #self.sample_rate = self.hw.getDiscrete('/Mixer/Info/SampleRate')
164         #log.debug("device sample rate: %d" % (self.sample_rate))
165
166         # The Fireface-400 only has 2 phantom-capable channels
167         if (self.model == RME_MODEL_FF400):
168             self.disable_hide(self.phantom_2)
169             self.disable_hide(self.phantom_3)
170         else:
171             self.phantom_0.setText("Mic 7")
172             self.phantom_1.setText("Mic 8")
173             self.phantom_2.setText("Mic 9")
174             self.phantom_3.setText("Mic 10")
175
176         # Instrument options, input jack selection controls and an ADAT2
177         # input are applicable only to the FF800
178         if (self.model != RME_MODEL_FF800):
179             self.instrument_options_group.setEnabled(False)
180             self.input_plug_select_group.setEnabled(False)
181             self.sync_ref_adat2.setEnabled(False)
182             self.sync_check_adat2_label.setEnabled(False)
183             self.sync_check_adat2_status.setEnabled(False)
184
185         # Only the FF400 has specific channel 3/4 options, input gain
186         # controls and switchable phones level
187         if (self.model != RME_MODEL_FF400):
188             self.disable_hide(self.input_gains_group)
189             self.disable_hide(self.channel_3_4_options_group)
190             self.phones_level_group.setEnabled(False)
191
192         # Get current hardware values and connect GUI element signals to
193         # their respective slots
194         for ctrl, info in self.PhantomSwitches.iteritems():
195             if (not(ctrl.isEnabled())):
196                 continue
197             val = (self.hw.getDiscrete(info[0]) >> info[1]) & 0x01
198             log.debug("phantom switch %d is %d" % (info[1], val))
199             if val:
200                 ctrl.setChecked(True)
201             else:
202                 ctrl.setChecked(False)
203             QObject.connect(ctrl, SIGNAL('toggled(bool)'), self.updatePhantomSwitch)
204
205         for ctrl, info in self.Switches.iteritems():
206             if (not(ctrl.isEnabled())):
207                 continue
208             val = self.hw.getDiscrete(info[0])
209             log.debug("switch %s is %d" % (info[0], val))
210             if val:
211                 ctrl.setChecked(True)
212             else:
213                 ctrl.setChecked(False)
214             QObject.connect(ctrl, SIGNAL('toggled(bool)'), self.updateSwitch)
215
216         for ctrl, info in self.Radiobuttons.iteritems():
217             if (not(ctrl.isEnabled())):
218                 continue;
219             # This is a touch wasteful since it means we retrieve the control
220             # value once per radio button rather than once per radio button
221             # group.  In time we might introduce radiobutton groupings in the
222             # self.* datastructures to avoid this, but for the moment this is
223             # easy and it works.
224             val = self.hw.getDiscrete(info[0])
225             if (val == info[1]):
226                 val = 1
227             else:
228                 val = 0
229             ctrl.setChecked(val)
230             log.debug("Radiobutton %s[%d] is %d" % (info[0], info[1], val))
231             QObject.connect(ctrl, SIGNAL('toggled(bool)'), self.updateRadiobutton)
232
233         for ctrl, info in self.Gains.iteritems():
234             if (not(ctrl.isEnabled())):
235                 continue
236             val = self.hw.getMatrixMixerValue(info[0], 0, info[1])
237             log.debug("gain %s[%d] is %d" % (info[0], info[1], val))
238             ctrl.setValue(val);
239             QObject.connect(ctrl, SIGNAL('valueChanged(int)'), self.updateGain)
240
241 # vim: et
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