pipewire-pulse: Protocol error and no sound on ArchLinuxARM headless
Hey, I installed follwing packages on ArchLinuxARM (headless RaspberryPi 4):
pipewire-pulse
pipewire
Both with the latest version 0.3.29.
Trying to start a radio stream with mpv fails:
$ mpv https://kioskradiobxl.out.airtime.pro/kioskradiobxl_b
(+) Audio --aid=1 (aac 2ch 44100Hz)
AO: [pulse] 44100Hz stereo 2ch float
[ao/pulse] pa_stream_set_name() failed: Protocol error
[ao/pulse] pa_stream_cork() failed: Protocol error
[ao/pulse] pa_stream_flush() failed: Protocol error
AO: [pulse] 44100Hz stereo 2ch float
[ao/pulse] pa_stream_set_name() failed: Protocol error
[ao/pulse] pa_stream_cork() failed: Protocol error
[ao/pulse] pa_stream_flush() failed: Protocol error
...
Here's some info about the PipeWire server:
$ pactl info
Server String: /run/user/1000/pulse/native
Library Protocol Version: 34
Server Protocol Version: 35
Is Local: yes
Client Index: 51
Tile Size: 65496
User Name: alarm
Host Name: piradio
Server Name: PulseAudio (on PipeWire 0.3.29)
Server Version: 14.0.0
Default Sample Specification: float32le 2ch 48000Hz
Default Channel Map: front-left,front-right
Default Sink: alsa_output.usb-C-Media_Electronics_Inc._USB_Audio_Device-00.analog-stereo
Default Source: alsa_input.usb-C-Media_Electronics_Inc._USB_Audio_Device-00.mono-fallback
Cookie: f2bc:962f
I changed the default sink to the USB audio device. The sink doesn't seem to be muted:
$ pactl list sinks
Sink #39
State: SUSPENDED
Name: alsa_output.usb-C-Media_Electronics_Inc._USB_Audio_Device-00.analog-stereo
Description: Audio Adapter (Unitek Y-247A) Analog Stereo
Driver: PipeWire
Sample Specification: s16le 2ch 48000Hz
Channel Map: front-left,front-right
Owner Module: 4294967295
Mute: no
Volume: front-left: 52057 / 79% / -6.00 dB, front-right: 52057 / 79% / -6.00 dB
balance 0.00
Base Volume: 65536 / 100% / 0.00 dB
Monitor Source: alsa_output.usb-C-Media_Electronics_Inc._USB_Audio_Device-00.analog-stereo.monitor
Latency: 0 usec, configured 0 usec
Flags: HARDWARE HW_MUTE_CTRL HW_VOLUME_CTRL DECIBEL_VOLUME LATENCY
Properties:
object.path = "alsa:pcm:1:front:1:playback"
api.alsa.path = "front:1"
api.alsa.pcm.card = "1"
api.alsa.pcm.stream = "playback"
audio.channels = "2"
audio.position = "FL,FR"
device.routes = "1"
alsa.resolution_bits = "16"
device.api = "alsa"
device.class = "sound"
alsa.class = "generic"
alsa.subclass = "generic-mix"
alsa.name = "USB Audio"
alsa.id = "USB Audio"
alsa.subdevice = "0"
alsa.subdevice_name = "subdevice #0"
alsa.device = "0"
alsa.card = "1"
alsa.card_name = "USB Audio Device"
alsa.long_card_name = "C-Media Electronics Inc. USB Audio Device at usb-0000:01:00.0-1.3, full speed"
alsa.driver_name = "snd_usb_audio"
device.profile.name = "analog-stereo"
device.profile.description = "Analog Stereo"
card.profile.device = "3"
device.id = "37"
factory.name = "api.alsa.pcm.sink"
priority.driver = "945"
priority.session = "945"
media.class = "Audio/Sink"
node.nick = "USB Audio Device"
node.name = "alsa_output.usb-C-Media_Electronics_Inc._USB_Audio_Device-00.analog-stereo"
device.description = "Audio Adapter (Unitek Y-247A) Analog Stereo"
device.icon_name = "audio-card-analog"
node.pause-on-idle = "false"
factory.id = "18"
client.id = "31"
node.driver = "true"
factory.mode = "merge"
audio.adapt.follower = ""
library.name = "audioconvert/libspa-audioconvert"
object.id = "39"
node.max-latency = "65536/48000"
Ports:
analog-output-speaker: Speakers (type: Speaker, priority: 10000, availability unknown)
Active Port: analog-output-speaker
Formats:
pcm
Sink #41
State: SUSPENDED
Name: alsa_output.platform-bcm2835_audio.stereo-fallback
Description: Built-in Audio Stereo
Driver: PipeWire
Sample Specification: s16le 2ch 48000Hz
Channel Map: front-left,front-right
Owner Module: 4294967295
Mute: no
Volume: front-left: 44993 / 69% / -9.80 dB, front-right: 44993 / 69% / -9.80 dB
balance 0.00
Base Volume: 56210 / 86% / -4.00 dB
Monitor Source: alsa_output.platform-bcm2835_audio.stereo-fallback.monitor
Latency: 0 usec, configured 0 usec
Flags: HARDWARE HW_MUTE_CTRL HW_VOLUME_CTRL DECIBEL_VOLUME LATENCY
Properties:
object.path = "alsa:pcm:0:hw:0:playback"
api.alsa.path = "hw:0"
api.alsa.pcm.card = "0"
api.alsa.pcm.stream = "playback"
audio.channels = "2"
audio.position = "FL,FR"
device.routes = "1"
alsa.resolution_bits = "16"
device.api = "alsa"
device.class = "sound"
alsa.class = "generic"
alsa.subclass = "generic-mix"
alsa.name = "bcm2835 Headphones"
alsa.id = "bcm2835 Headphones"
alsa.subdevice = "0"
alsa.subdevice_name = "subdevice #0"
alsa.device = "0"
alsa.card = "0"
alsa.card_name = "bcm2835 Headphones"
alsa.long_card_name = "bcm2835 Headphones"
alsa.driver_name = "snd_bcm2835"
device.profile.name = "stereo-fallback"
device.profile.description = "Stereo"
card.profile.device = "1"
device.id = "38"
factory.name = "api.alsa.pcm.sink"
priority.driver = "1000"
priority.session = "1000"
media.class = "Audio/Sink"
node.nick = "bcm2835 Headphones"
node.name = "alsa_output.platform-bcm2835_audio.stereo-fallback"
device.description = "Built-in Audio Stereo"
device.icon_name = "audio-card"
node.pause-on-idle = "false"
factory.id = "18"
client.id = "31"
node.driver = "true"
factory.mode = "merge"
audio.adapt.follower = ""
library.name = "audioconvert/libspa-audioconvert"
object.id = "41"
Ports:
analog-output-headphones: Headphones (type: Headphones, priority: 9900, availability unknown)
Active Port: analog-output-headphones
Formats:
pcm
How can I further debug this issue? Thank you and best regards Jonas