![HSP/HFP 不工作](https://linux22.com/image/148450/HSP%2FHFP%20%E4%B8%8D%E5%B7%A5%E4%BD%9C.png)
我正在尝试在 arch 上的笔记本电脑上使用蓝牙耳机。我已连接并能够使用 A2DP 听音乐。但是尝试将其用作耳机时,在 pavucontrol 中切换到 HSP/HFP 时,我没有任何输入或输出工作。
pacmd list-cards
其中包括:
index: 3
name: <bluez_card.00_12_3D_00_31_E1>
driver: <module-bluez5-device.c>
owner module: 30
properties:
device.description = "BH-M20"
device.string = "00:12:3D:00:31:E1"
device.api = "bluez"
device.class = "sound"
device.bus = "bluetooth"
device.form_factor = "headset"
bluez.path = "/org/bluez/hci0/dev_00_12_3D_00_31_E1"
bluez.class = "0x240404"
bluez.alias = "BH-M20"
device.icon_name = "audio-headset-bluetooth"
device.intended_roles = "phone"
profiles:
headset_head_unit: Headset Head Unit (HSP/HFP) (priority 30, available: unknown)
a2dp_sink: High Fidelity Playback (A2DP-Ziel) (priority 40, available: yes)
off: Aus (priority 0, available: yes)
active profile: <a2dp_sink>
sinks:
bluez_sink.00_12_3D_00_31_E1.a2dp_sink/#17: BH-M20
sources:
bluez_sink.00_12_3D_00_31_E1.a2dp_sink.monitor/#25: Monitor of BH-M20
ports:
headset-output: Headset (priority 0, latency offset 0 usec, available: yes)
properties:
headset-input: Headset (priority 0, latency offset 0 usec, available: unknown)
properties:
这使得耳机对我来说几乎毫无用处。