Add --unduck-delay to keep music ducked after TTS

.env.example

@@ -101,6 +101,9 @@ LVA_PULSE_COOKIE="/run/user/${LVA_USER_ID}/pulse/cookie"
 ### Delay before mic opens for continued conversation (optional):
 # CONTINUE_CONVERSATION_DELAY="0.5"
 
+### Unducking delay (optional)
+# UNDUCK_DELAY="1.2"
+
 ### Sound files (optional):
 # path for custom files in docker is for example "sounds/custom/your_soundfile.flac"
 # WAKEUP_SOUND="sounds/wake_word_triggered.flac"

docker-entrypoint.sh

@@ -92,6 +92,10 @@ if [ -n "${CONTINUE_CONVERSATION_DELAY}" ]; then
   EXTRA_ARGS+=( "--continue-conversation-delay" "$CONTINUE_CONVERSATION_DELAY" )
 fi
 
+if [ -n "${UNDUCK_DELAY}" ]; then
+  EXTRA_ARGS+=( "--unduck-delay" "$UNDUCK_DELAY" )
+fi
+
 if [ -n "${WAKEUP_SOUND}" ]; then
   EXTRA_ARGS+=( "--wakeup-sound" "$WAKEUP_SOUND" )
 fi

linux_voice_assistant/__main__.py

@@ -118,6 +118,12 @@ async def main() -> None:
         default=0.5,
         help="Seconds to wait after TTS finishes before opening the mic for continued conversation (default: 0.5)",
     )
+    parser.add_argument(
+        "--unduck-delay",
+        type=float,
+        default=0.0,
+        help="Seconds to keep music ducked after TTS finishes (default: 0.0)",
+    )
     parser.add_argument(
         "--wakeup-sound",
         default=str(_SOUNDS_DIR / "wake_word_triggered.flac"),
@@ -438,6 +444,7 @@ async def main() -> None:
         preferences_path=preferences_path,
         refractory_seconds=args.refractory_seconds,
         continue_conversation_delay=args.continue_conversation_delay,
+        unduck_delay=args.unduck_delay,
         output_only=args.output_only,
         download_dir=args.download_dir,
         volume=initial_volume,

linux_voice_assistant/models.py

@@ -124,6 +124,7 @@ class ServerState:
     preferences_path: Path
     download_dir: Path
     continue_conversation_delay: float = 0.5  # seconds to wait after TTS before opening mic
+    unduck_delay: float = 0.0  # seconds to keep music ducked after TTS ends
 
     media_player_entity: "Optional[MediaPlayerEntity]" = None
     satellite: "Optional[VoiceSatelliteProtocol]" = None

linux_voice_assistant/satellite.py

@@ -957,7 +957,12 @@ class VoiceSatelliteProtocol(APIServer):
             threading.Timer(self.state.continue_conversation_delay, _start_continued_conversation).start()
         else:
             self._continue_conversation = False
-            self.unduck()
+            unduck_delay = self.state.unduck_delay
+            if unduck_delay > 0:
+                _LOGGER.debug("Unducking after %.2fs", unduck_delay)
+                threading.Timer(unduck_delay, self.unduck).start()
+            else:
+                self.unduck()
             self._emit(LVAEvent.IDLE)
 
         _LOGGER.debug("TTS response finished")