Add custom audio hardware settings

__init__.py

@@ -72,7 +72,14 @@ def _get_mixer(self):
         try:
             # If there are only 1 mixer use that one
             mixers = alsa_mixers()
-            if len(mixers) == 1:
+            custom_settings = self.settings.get('use_custom_audio_settings', False)
+            if custom_settings:
+                # In case of custom settings use those
+                card_index = self.settings.get('card_index', -1)
+                control_name = self.settings.get('control_name', 'Master')
+                mixer = Mixer(control=control_name, cardindex=card_index)
+            elif len(mixers) == 1:
+                # If there are only 1 mixer use that one
                 mixer = Mixer(mixers[0])
             elif 'Master' in mixers:
                 # Try using the default mixer (Master)

settingsmeta.yaml

@@ -6,3 +6,17 @@ skillMetadata:
       type: checkbox
       label: Duck while listening
       value: "true"
+  - name: Custom audio settings
+    fields:
+    - name: use_custom_audio_settings
+      type: checkbox
+      label: Use custom audio settings
+      value: "false"
+    - name: card_index
+      type: number
+      label: Sound card index
+      value: -1
+    - name: control_name
+      type: text
+      label: Control name
+      value: "Master"