Commit a22602f4 authored by Wim Taymans's avatar Wim Taymans

README: update some documentation

parent 6a219092
Pipeline #272898 passed with stages
in 1 minute and 9 seconds
...@@ -73,6 +73,17 @@ $ pw-jack <appname> ...@@ -73,6 +73,17 @@ $ pw-jack <appname>
If you replaced JACK with PipeWire completely, `pw-jack` does not have any If you replaced JACK with PipeWire completely, `pw-jack` does not have any
effect and can be omitted. effect and can be omitted.
JACK applications will automatically use the buffer-size choosen by the
server. You can force a maximum buffer size (latency) by setting the
`PIPEWIRE_LATENCY` environment variable like so:
```
PIPEWIRE_LATENCY=128/48000 jack_simple_client
```
Requests the `jack_simple_client` to run with a buffer of 128 or
less samples.
### Running PulseAudio applications ### Running PulseAudio applications
PipeWire can run a PulseAudio compatible replacement server. You can't PipeWire can run a PulseAudio compatible replacement server. You can't
...@@ -97,6 +108,10 @@ Server Name: PulseAudio (on PipeWire 0.3.x) ...@@ -97,6 +108,10 @@ Server Name: PulseAudio (on PipeWire 0.3.x)
... ...
``` ```
You can use pavucontrol to change profiles and ports, change volumes
or redirect streams, just like with PulseAudio.
### Running ALSA applications ### Running ALSA applications
If the PipeWire alsa module is installed, it can be seen with If the PipeWire alsa module is installed, it can be seen with
...@@ -145,6 +160,14 @@ ports but it is a good start. ...@@ -145,6 +160,14 @@ ports but it is a good start.
`pw-dot` can dump a graph of the pipeline, check out the help for `pw-dot` can dump a graph of the pipeline, check out the help for
how to do this. how to do this.
`pw-top` monitors the real-time status of the graph. This is handy to
find out what clients are running and how much DSP resources they
use.
`pw-dump` dumps the state of the PipeWire daemon in JSON format. This
can be used to find out the properties and parameters of the objects
in the PipeWire daemon.
There is a more complicated tool to inspect the state of the server There is a more complicated tool to inspect the state of the server
with `pw-cli`. This tools can be used interactively or it can execute with `pw-cli`. This tools can be used interactively or it can execute
single commands like this to get the server information: single commands like this to get the server information:
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