Pulseaudio Default Sink Auto_Null

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Down the drain: The elusive ‘default’ PulseAudio sink ...

https://brokkr.net/2018/05/24/down-the-drain-the-elusive-default-pulseaudio-sink/

on Down the drain: The elusive ‘default’ PulseAudio sink. There is no such thing as a default output device (or sink) in PulseAudio. It say so right there in the official documentation. There is something referred to as a fallback device which is used “if the stream has not been seen before”. Yet there is a configuration command called set-default-sink.

How to change pulseaudio sink with "pacmd set-default …

https://askubuntu.com/questions/71863/how-to-change-pulseaudio-sink-with-pacmd-set-default-sink-during-playback

The present default sink is marked with an asterix (here 0). To be able to switch the default sinks from command line we may need to disable stream target device restore by editing the corresponing line in /etc/pulse/default.pa to: load-module module-stream-restore restore_device=false To change the default output sink to sink 1 we then run

Pulseaudio C API: create a null sink - Stack Overflow

https://stackoverflow.com/questions/61674425/pulseaudio-c-api-create-a-null-sink

static bool createNullPaSink(const std::string& sinkName, int* paHandleId) { // this is the command to create the null sink with some specific setup (format, channels, rate, etc.0 std::string pacmd = "pactl load-module module-null-sink latency_msec=100 format=s16le rate=48000 channels=2 channel_map=front-left,front-right sink_properties=device.description=QM …

XRDP Centos 7.5 No sound PulseAudio · Issue #1689 ...

https://github.com/neutrinolabs/xrdp/issues/1689

D: [pulseaudio] module-always-sink.c: Autoloading null-sink as no other sinks detected. I: [pulseaudio] sink.c: Created sink 0 "auto_null" with sample spec s16le 2ch 44100Hz and channel map front-left,front-right I: [pulseaudio] sink.c: device.description = "Dummy Output" I: [pulseaudio] sink.c: device.class = "abstract"

audio - PulseAudio does not detect sound cards on …

https://stackoverflow.com/questions/18902761/pulseaudio-does-not-detect-sound-cards-on-raspbmc

Sink #0 State: SUSPENDED Name: auto_null Description: Dummy Output Driver: module-null-sink.c Sample Specification: s16le 2ch 44100Hz Channel Map: front-left,front-right Owner Module: 4 Mute: no Volume: 0: 100% 1: 100% 0: 0.00 dB 1: 0.00 dB balance 0.00 Base Volume: 100% 0.00 dB Monitor Source: auto_null.monitor Latency: 0 usec, configured 0 usec Flags: …

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