Audio: Better support for stereo channels
Also start to factorize Players and Channels, in preparation for the upcoming MPD support
This commit is contained in:
parent
18c4be96dc
commit
ac8f0d942c
|
@ -1,7 +1,6 @@
|
|||
# This python file use the following encoding: utf-8
|
||||
|
||||
import os
|
||||
import sys
|
||||
import dbus
|
||||
from urllib.parse import unquote as url_unquote
|
||||
|
||||
|
@ -24,14 +23,48 @@ __gadget_vapi__ = 2
|
|||
__gadget_opts__ = {'popup_on_desktop': True}
|
||||
|
||||
|
||||
# def DBG(msg):
|
||||
# print("AUDIO: %s" % msg)
|
||||
# sys.stdout.flush()
|
||||
def DBG(*args):
|
||||
import sys
|
||||
print("AUDIO:", *args)
|
||||
sys.stdout.flush()
|
||||
|
||||
|
||||
_instance = None
|
||||
|
||||
|
||||
class PlayerBase(object):
|
||||
""" Define the interface that players must implement """
|
||||
name = 'Player name'
|
||||
label = 'Player label'
|
||||
metadata = {} # metadata dict as per mpris2 specs
|
||||
playback_status = 'Stopped' # or 'Playing' or 'Paused'
|
||||
|
||||
def play(self):
|
||||
raise NotImplemented
|
||||
|
||||
def prev(self):
|
||||
raise NotImplemented
|
||||
|
||||
def next(self):
|
||||
raise NotImplemented
|
||||
|
||||
def rais(self):
|
||||
raise NotImplemented
|
||||
|
||||
|
||||
class ChannelBase(object):
|
||||
""" Define the interface that volume channels must implement """
|
||||
name = 'Channel name'
|
||||
volumes = [0.0, 0.0] # left/right channels, range: 0.0 - 1.0
|
||||
muted = True
|
||||
|
||||
def volume_set(self, vols):
|
||||
raise NotImplemented
|
||||
|
||||
def mute_toggle(self):
|
||||
raise NotImplemented
|
||||
|
||||
|
||||
class Gadget(e.Gadget):
|
||||
|
||||
def __init__(self):
|
||||
|
@ -67,20 +100,21 @@ class Gadget(e.Gadget):
|
|||
def speaker_update(self, speaker):
|
||||
if self.pulse and len(self.pulse.channels) > 0:
|
||||
ch = self.pulse.channels[0]
|
||||
left = right = ch.volume / 655
|
||||
left, right = ch.volumes[0] * 100, ch.volumes[1] * 100
|
||||
speaker.message_send(0, (ch.muted, left, right))
|
||||
|
||||
def speaker_wheel_cb(self, obj, sig, source):
|
||||
if self.pulse.channels:
|
||||
ch = self.pulse.channels[0]
|
||||
vol = ch.volume
|
||||
vol = (ch.volumes[0] + ch.volumes[1]) / 2
|
||||
if sig == 'mouse,wheel,0,1':
|
||||
new_vol = vol - 3000
|
||||
new_vol = vol - 0.03
|
||||
elif sig == 'mouse,wheel,0,-1':
|
||||
new_vol = vol + 3000
|
||||
new_vol = vol + 0.03
|
||||
else:
|
||||
return
|
||||
ch.volume_set(min(max(0, new_vol), 65500))
|
||||
new_vol = min(max(0.0, new_vol), 1.0)
|
||||
ch.volume_set([new_vol, new_vol])
|
||||
|
||||
def popup_created(self, elm_parent):
|
||||
# DBG("POPUP CREATED")
|
||||
|
@ -100,11 +134,11 @@ class Gadget(e.Gadget):
|
|||
main_box.data['players_box'] = players_box
|
||||
main_box.data['volumes_box'] = volumes_box
|
||||
|
||||
# add all the available players to the popup edje box
|
||||
# add all the available mpris players to the popup edje box
|
||||
for player in self.mpris.players:
|
||||
self.popup_player_add(main_box, player)
|
||||
|
||||
# add all the channel sliders
|
||||
# add all the pulse channels sliders
|
||||
if self.pulse.conn is not None:
|
||||
for ch in self.pulse.channels:
|
||||
self.popup_volume_add(main_box, ch)
|
||||
|
@ -162,7 +196,7 @@ class Gadget(e.Gadget):
|
|||
self.player_objs[player].append(o)
|
||||
|
||||
def player_changed(self, player):
|
||||
# the mpris player has changed, update all the relative edje objects
|
||||
# the player has changed, update all the relative edje objects
|
||||
for o in self.player_objs.get(player, []):
|
||||
self.player_update(o, player)
|
||||
|
||||
|
@ -213,11 +247,11 @@ class Gadget(e.Gadget):
|
|||
pass
|
||||
|
||||
def popup_volume_add(self, popup, channel):
|
||||
sl = elm.Slider(popup, text=channel.name, min_max=(0, 65500),
|
||||
sl = elm.Slider(popup, text=channel.name, min_max=(0.0, 1.0),
|
||||
span_size=150, indicator_show=False,
|
||||
size_hint_expand=EXPAND_HORIZ,
|
||||
size_hint_fill=FILL_HORIZ)
|
||||
sl.value = channel.volume
|
||||
sl.value = (channel.volumes[0] + channel.volumes[1]) / 2
|
||||
sl.disabled = True if channel.muted else False
|
||||
sl.callback_changed_add(self.popup_slider_changed_cb, channel)
|
||||
sl.callback_slider_drag_start_add(self.popup_slider_drag_start_cb)
|
||||
|
@ -236,7 +270,7 @@ class Gadget(e.Gadget):
|
|||
|
||||
@staticmethod
|
||||
def popup_slider_changed_cb(slider, channel):
|
||||
channel.volume_set(slider.value)
|
||||
channel.volume_set([slider.value, slider.value])
|
||||
|
||||
@staticmethod
|
||||
def popup_slider_click_cb(slider, event, channel):
|
||||
|
@ -256,7 +290,7 @@ class Gadget(e.Gadget):
|
|||
if channel in self.channel_objs:
|
||||
for sl in self.channel_objs[channel]:
|
||||
if 'dragging' not in sl.data:
|
||||
sl.value = channel.volume
|
||||
sl.value = (channel.volumes[0] + channel.volumes[1]) / 2
|
||||
# update all the speakers
|
||||
for speaker in self._instances:
|
||||
self.speaker_update(speaker)
|
||||
|
@ -318,7 +352,7 @@ class Mpris2_Client(object):
|
|||
break
|
||||
|
||||
|
||||
class Mpris2_Player(object):
|
||||
class Mpris2_Player(PlayerBase):
|
||||
MAIN_IFACE = 'org.mpris.MediaPlayer2'
|
||||
PLAYER_IFACE = 'org.mpris.MediaPlayer2.Player'
|
||||
|
||||
|
@ -362,21 +396,22 @@ class Mpris2_Player(object):
|
|||
self.proxy.Raise(dbus_interface=self.MAIN_IFACE)
|
||||
|
||||
|
||||
class AudioChannel(object):
|
||||
def __init__(self, obj, iface, name, volume, muted):
|
||||
class PulseAudioChannel(ChannelBase):
|
||||
def __init__(self, obj, iface, name, volumes, muted):
|
||||
self.obj = obj
|
||||
self.iface = iface
|
||||
self.name = name
|
||||
self.volume = int(volume[0])
|
||||
self.volumes = [float(volumes[0]) / 65536, float(volumes[1]) / 65536]
|
||||
self.muted = muted
|
||||
|
||||
# This do not work, only connection on the main pulse obj work...
|
||||
# so for the moment dispatch the callback from there
|
||||
# obj.connect_to_signal('VolumeUpdated', self.volume_changed_signal_cb)
|
||||
|
||||
def volume_set(self, value):
|
||||
self.volume = value
|
||||
self.obj.Set(self.iface, 'Volume', [dbus.UInt32(value)],
|
||||
def volume_set(self, vols): # values 0.0 - 1.0
|
||||
self.volumes = vols
|
||||
values = [dbus.UInt32(vols[0] * 65536), dbus.UInt32(vols[1] * 65536)]
|
||||
self.obj.Set(self.iface, 'Volume', values,
|
||||
dbus_interface=dbus.PROPERTIES_IFACE)
|
||||
|
||||
def mute_toggle(self):
|
||||
|
@ -385,17 +420,13 @@ class AudioChannel(object):
|
|||
dbus_interface=dbus.PROPERTIES_IFACE)
|
||||
|
||||
def volume_changed_signal_cb(self, volume):
|
||||
self.volume = int(volume[0])
|
||||
self.volumes = [volume[0] / 65536, volume[1] / 65536]
|
||||
_instance.volume_changed(self)
|
||||
|
||||
def mute_changed_signal_cb(self, muted):
|
||||
self.muted = muted
|
||||
_instance.mute_changed(self)
|
||||
|
||||
def __str__(self):
|
||||
return '[%s]: "%s" volume: %s' % \
|
||||
(self.iface.split('.')[-1], self.name, self.volume[:])
|
||||
|
||||
|
||||
class PulseAudio_Client(object):
|
||||
PULSE_OBJ = '/org/pulseaudio/core1'
|
||||
|
@ -541,8 +572,8 @@ class PulseAudio_Client(object):
|
|||
def stream_add(self, obj_path):
|
||||
try:
|
||||
obj = self.conn.get_object(self.STREAM_IFACE, obj_path)
|
||||
volume = obj.Get(self.STREAM_IFACE, 'Volume',
|
||||
dbus_interface=dbus.PROPERTIES_IFACE)
|
||||
volumes = obj.Get(self.STREAM_IFACE, 'Volume',
|
||||
dbus_interface=dbus.PROPERTIES_IFACE)
|
||||
mute = obj.Get(self.STREAM_IFACE, 'Mute',
|
||||
dbus_interface=dbus.PROPERTIES_IFACE)
|
||||
props = obj.Get(self.STREAM_IFACE, 'PropertyList',
|
||||
|
@ -555,7 +586,7 @@ class PulseAudio_Client(object):
|
|||
except:
|
||||
name = 'Unknown app'
|
||||
|
||||
ch = AudioChannel(obj, self.STREAM_IFACE, name, volume, mute)
|
||||
ch = PulseAudioChannel(obj, self.STREAM_IFACE, name, volumes, mute)
|
||||
self.channels.append(ch)
|
||||
_instance.channel_added(ch)
|
||||
return ch
|
||||
|
@ -563,8 +594,8 @@ class PulseAudio_Client(object):
|
|||
def sink_add(self, obj_path):
|
||||
try:
|
||||
obj = self.conn.get_object(self.DEVICE_IFACE, obj_path)
|
||||
volume = obj.Get(self.DEVICE_IFACE, 'Volume',
|
||||
dbus_interface=dbus.PROPERTIES_IFACE)
|
||||
volumes = obj.Get(self.DEVICE_IFACE, 'Volume',
|
||||
dbus_interface=dbus.PROPERTIES_IFACE)
|
||||
mute = obj.Get(self.DEVICE_IFACE, 'Mute',
|
||||
dbus_interface=dbus.PROPERTIES_IFACE)
|
||||
props = obj.Get(self.DEVICE_IFACE, 'PropertyList',
|
||||
|
@ -580,7 +611,7 @@ class PulseAudio_Client(object):
|
|||
except:
|
||||
name = 'Unknown device'
|
||||
|
||||
ch = AudioChannel(obj, self.DEVICE_IFACE, name, volume, mute)
|
||||
ch = PulseAudioChannel(obj, self.DEVICE_IFACE, name, volumes, mute)
|
||||
self.channels.append(ch)
|
||||
_instance.channel_added(ch)
|
||||
return ch
|
||||
|
|
Loading…
Reference in New Issue