Changed pulseaudio with alsaaudio for volume control

clock.py

@@ -67,7 +67,7 @@ from kivy.core.window import Window
 if is_arm():
     Window.show_cursor = False
 
-import pulsectl
+import alsaaudio
 import vlc 
 
 Builder.load_file('clock.kv')
@@ -176,6 +176,15 @@ class MyClockWidget(FloatLayout):
     theme_selected = "Dark"
     theme = ObjectProperty(Theme(theme_selected))
 
+    for x in ('', 'PCM'):
+        try:
+            mixer = alsaaudio.Mixer()
+            break
+        except:
+            pass
+    else:
+        raise OSError('could not open mixer ' + x)
+
     grabbed = ""
     face_numbers = []
 
@@ -966,13 +975,11 @@ class MyClockWidget(FloatLayout):
 
         print("Volume changed to " + str(alarm_settings.volume))
 
-        with pulsectl.Pulse('volume-increaser') as pulse:
-            for sink in pulse.sink_list():
-                # Volume is usually in 0-1.0 range, with >1.0 being soft-boosted
-                old_vol = pulse.volume_get_all_chans(sink)
-                pulse.volume_set_all_chans(sink, alarm_settings.volume / 20.0)
-                new_vol = pulse.volume_get_all_chans(sink)
-                print("HW volume changed from " + str(old_vol) + " to " + str(new_vol))
+        # Volume is in 0-100 range
+        old_vol = self.mixer.getvolume()
+        self.mixer.setvolume(int(alarm_settings.volume * 5.0))
+        new_vol = self.mixer.getvolume()
+        print("HW volume changed from " + str(old_vol) + " to " + str(new_vol))
 
 
     def wake_up_brightness_slider_value(self, *args):
@@ -1294,15 +1301,6 @@ class MyApp(App):
     alarm_settings = AlarmSettings()
     update_rate = 60.0
 
-    # apply volume setting
-    with pulsectl.Pulse('volume-increaser') as pulse:
-        for sink in pulse.sink_list():
-            # Volume is usually in 0-1.0 range, with >1.0 being soft-boosted
-            old_vol = pulse.volume_get_all_chans(sink)
-            pulse.volume_set_all_chans(sink, alarm_settings.volume / 20.0)
-            new_vol = pulse.volume_get_all_chans(sink)
-            print("HW volume changed from " + str(old_vol) + " to " + str(new_vol))
-
     def build(self):
         clock_widget = MyClockWidget()
 
@@ -1318,6 +1316,12 @@ class MyApp(App):
         if is_arm():
             Window.borderless = True
 
+        # Volume is in 0-100 range
+        old_vol = clock_widget.mixer.getvolume()
+        clock_widget.mixer.setvolume(int(self.alarm_settings.volume * 5.0))
+        new_vol = clock_widget.mixer.getvolume()
+        print("HW volume changed from " + str(old_vol) + " to " + str(new_vol))
+
         return clock_widget
 
 def except_hook(type, value, tb):