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README.md
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@ -20,7 +20,7 @@ distribution package system. This ensures PipeWire is integrated
into the rest of your system for the best experience.
If you want to build and install PipeWire yourself, refer to
INSTALL.md for instructions.
[install](INSTALL.md) for instructions.
## Usage
@ -38,15 +38,15 @@ or with the provided scripts shown below.
PipeWire can use environment variables to control the behaviour of
applications:
* PIPEWIRE_DEBUG=<level> to increase the debug level
* PIPEWIRE_LOG=<filename> to redirect log to filename
* PIPEWIRE_LATENCY=<num/denom> to configure latency
* PIPEWIRE_NODE=<id> to request link to specified node
* `PIPEWIRE_DEBUG=<level>` to increase the debug level
* `PIPEWIRE_LOG=<filename>` to redirect log to filename
* `PIPEWIRE_LATENCY=<num/denom>` to configure latency
* `PIPEWIRE_NODE=<id>` to request link to specified node
### Using tools
pw-cat can be used to play and record audio and midi. Use pw-cat -h to get
some more help. There are some aliases like pw-play and pw-record to make
`pw-cat` can be used to play and record audio and midi. Use `pw-cat -h` to get
some more help. There are some aliases like `pw-play` and `pw-record` to make
things easier:
```
@ -60,13 +60,13 @@ JACK side-by-side or have PipeWire take over the functionality of JACK
completely.
In dual mode, JACK apps will by default use the JACK server. To direct a JACK
app to PipeWire, you can use the pw-jack script like this:
app to PipeWire, you can use the `pw-jack` script like this:
```
$ 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 ommited.
### Running PulseAudio applications
@ -76,7 +76,7 @@ PulseAudio side-by-side or have PipeWire take over the functionality of
PulseAudio completely. We don't recommend to completely replace PulseAudio
at this point.
Use the pw-pulse script to launch a PulseAudio application on PipeWire, like:
Use the `pw-pulse` script to launch a PulseAudio application on PipeWire, like:
```
$ pw-pulse <appname>
@ -90,13 +90,13 @@ If the PipeWire alsa module is installed, it can be seen with
$ aplay -L
```
Alsa application can then use the pipewire: device to use PipeWire
Alsa application can then use the `pipewire:` device to use PipeWire
as the audio system.
### Running GStreamer applications
PipeWire includes 2 GStreamer elements called pipewiresrc and
pipewiresink. They can be used in pipelines like this:
PipeWire includes 2 GStreamer elements called `pipewiresrc` and
`pipewiresink`. They can be used in pipelines like this:
```
$ gst-launch-1.0 pipewiresrc ! videoconvert ! autovideosink
@ -120,20 +120,30 @@ automatically use the PipeWire video source when possible.
### Inspecting the PipeWire state
There is currently no native graphical tool to inspect the PipeWire graph
but we recommend to use one of the excellent JACK tools, such as Carla,
catia, qjackctl,... You will not be able to see all features like the video
but we recommend to use one of the excellent JACK tools, such as `Carla`,
`catia`, `qjackctl`,... You will not be able to see all features like the video
ports but it is a good start.
pw-mon dumps and monitors the state of the PipeWire daemon.
`pw-mon` dumps and monitors the state of the PipeWire daemon.
pw-dot can dump a graph of the pipeline, checkout out the help for
`pw-dot` can dump a graph of the pipeline, checkout out the help for
how to do this.
There is a more complicated tools 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:
```
$ pw-cli info 0
```
## Contributing
PipeWire is Free Software and is developed in the open. It is licensed under
the MIT license.
Contributors are encouraged to submit merge requests or file bugs on gitlab,
Join us on IRC at #pipewire on Freenode.
We adhere to the Contributor Covenant for our [code of conduct](CODE_OF_CONDUCT.md).