Coverage for src / bluetooth_sig / gatt / services / volume_offset_control.py: 100%

1"""VolumeOffsetControl Service implementation.""" 

2 

3from __future__ import annotations 

4 

5from typing import ClassVar 

6 

7from ..characteristics.registry import CharacteristicName 

8from .base import BaseGattService 

9 

10 

11class VolumeOffsetControlService(BaseGattService): 

12 """Volume Offset Control Service implementation (0x1845). 

13 

14 Provides per-output volume offset control for LE Audio devices. 

15 """ 

16 

17 service_characteristics: ClassVar[dict[CharacteristicName, bool]] = { 

18 CharacteristicName.VOLUME_OFFSET_STATE: True, 

19 CharacteristicName.AUDIO_LOCATION: True, 

20 CharacteristicName.VOLUME_OFFSET_CONTROL_POINT: True, 

21 CharacteristicName.AUDIO_OUTPUT_DESCRIPTION: True, 

22 }