/usr/share/veromix/dbus-service/pulseaudio/PulseVolume.py is in veromix-common 0.18.3-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 | # -*- coding: utf-8 -*-
# Copyright (C) 2010-2012 Nik Lutz <nik.lutz@gmail.com>
# Copyright (C) 2009 Harry Karvonen <harry.karvonen@gmail.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 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/>.
from .lib_pulseaudio import *
import math
from VeromixUtils import *
# This contains all basic volume features
class PulseVolume:
def __init__(self, vol, channels):
self.channels = channels
if vol > 100 or vol < 0:
print("WARNING: Volume is invalid!")
vol = 0
self.values = [vol] * self.channels
return
def __init__(self, values):
self.channels = len(values)
self.values = values
return
##############################
#
# Type conversions
#
#def fromCtypes(self, pa_cvolume):
# self.channels = pa_cvolume.channels
# self.values = map(lambda x: (math.ceil(float(x) * 100 / PA_VOLUME_NORM)),
# pa_cvolume.values[0:self.channels])
# return self
def toCtypes(self):
ct = struct_pa_cvolume()
ct.channels = self.channels
for x in range(0, self.channels):
ct.values[x] = int((self.values[x] * PA_VOLUME_NORM) / 100)
return ct
def toCtypes2(self, num):
ct = struct_pa_cvolume()
ct.channels = num
for x in range(0, num):
ct.values[x] = (self.values[x] * PA_VOLUME_NORM) / 100
return ct
###
def printDebug(self):
print("PulseVolume")
print("self.channels:", self.channels)
print("self.values:", self.values)
#print "self.proplist:", self.proplist
###
def incVolume(self, vol):
"Increment volume level (mono only)"
vol += sum(self.values) / len(self.values)
vol = int(vol)
if vol > 100:
vol = 100
elif vol < 0:
vol = 0
self.setVolume(vol)
return
###
def setVolume(self, vol, balance = None):
if not balance:
self.values = [vol] * self.channels
else:
self.values[balance] = vol
return
###
def getVolume(self):
"Return mono volume"
return int(sum(self.values) / len(self.values))
###
def __str__(self):
return "Channels: " + str(self.channels) + \
", values: \"" + str([str(x) + "%" for x in self.values]) + "\""
################################################################################
class PulseVolumeCtypes(PulseVolume):
def __init__(self, pa_cvolume, pa_channel_map):
self.channels = pa_cvolume.channels
self.channel_map = pa_channel_map
self.values = [(math.ceil(float(x) * 100 / PA_VOLUME_NORM)) for x in pa_cvolume.values[0:self.channels]]
return
def getVolumes(self):
vol = {}
for i in range(0, self.channels):
key = pa_channel_position_to_pretty_string(self.channel_map.map[i])
entry = {}
entry[in_unicode(key)] = self.values[i]
vol[i] = entry
return vol
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