Add volume arg to parser (#335)

This PR adds the mic volume to the arg parser and makes the value range from 1-100

.env.example

@@ -45,10 +45,13 @@ LVA_PULSE_COOKIE="/run/user/${LVA_USER_ID}/pulse/cookie"
 ### Audio output device (optional):
 # AUDIO_OUTPUT_DEVICE="default"
 
-### Mic Gain (optional) passed as an argument to LVA will overide the value in thepreferences file on boot but can be changed at runtime in Home Assistant:
+### Microphone volume level (optional):
+# MIC_VOLUME="100"
+
+### Mic Gain (optional) passed as an argument to LVA will overide the value in the preferences file on boot but can be changed at runtime in Home Assistant:
 # MIC_AUTO_GAIN="0"
 
-### Mic Noise Suppression (optional) passed as an argument to LVA will overide the value in thepreferences file on boot but can be changed at runtime in Home Assistant:
+### Mic Noise Suppression (optional) passed as an argument to LVA will overide the value in the preferences file on boot but can be changed at runtime in Home Assistant:
 # MIC_NOISE_SUPPRESSION="0"
 
 ### Enable thinking sound (optional):

README.md

@@ -80,7 +80,7 @@ usage: __main__.py [-h] [--name NAME] [--audio-input-device AUDIO_INPUT_DEVICE]
 | `--audio-input-device`     | Soundcard name for input device                               | Autodetected                      |
 | `--audio-input-block-size` | Audio input block size in samples                             | 1024                              |
 | `--audio-output-device`    | mpv name for output device                                    | Autodetected                      |
-| `--mic-volume`             | Control microphone volume                                     | 1.0                               |
+| `--mic-volume`             | Control microphone volume                                     | 100                               |
 | `--mic-auto-gain`          | Add WebRTC Gain to Mic                                        | 0                                 |
 | `--mic-noise-suppression`  | Add WebRTC Noise Suppression to Mic                           | 0                                 |
 | `--wake-word-dir`          | Directory with wake word models (.tflite) and configs (.json) | `wakewords/`                      |

docs/install_application.md

@@ -258,7 +258,7 @@ The following variables can be configured in the `.env` or in the service file:
 | `PORT` | `6053` | API server port |
 | `AUDIO_INPUT_DEVICE` | Autodetected | Audio input device name |
 | `AUDIO_OUTPUT_DEVICE` | Autodetected | Audio output device name |
-| `MIC_VOLUME` | Control microphone volume | 1.0 |
+| `MIC_VOLUME` | Control microphone volume | 100 |
 | `MIC_AUTO_GAIN` | Add WebRTC Gain to Mic | 0 |
 | `MIC_NOISE_SUPPRESSION` | Add WebRTC Noise Suppresion to Mic | 0 |
 | `ENABLE_THINKING_SOUND` | false | Set to "1" to enable thinking sound |

linux_voice_assistant/__main__.py

@@ -71,6 +71,7 @@ async def main() -> None:
         action="store_true",
         help="List audio output devices and exit",
     )
+    parser.add_argument("--mic-volume", type=int, default=100, choices=list(range(1, 101)), help="Microphone volume level (1 to 100)")
     parser.add_argument("--mic-auto-gain", type=int, default=0, choices=list(range(32)))
     parser.add_argument("--mic-noise-suppression", type=int, default=0, choices=(0, 1, 2, 3, 4))
     parser.add_argument(
@@ -282,6 +283,8 @@ async def main() -> None:
             _LOGGER.exception("Extras for webrtc are not installed")
             sys.exit(1)
 
+    if args.mic_volume > 0.0:
+        preferences.mic_volume = args.mic_volume
     if args.mic_auto_gain > 0:
         preferences.mic_auto_gain = args.mic_auto_gain