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Wim Taymans 2023-09-28 11:42:56 +02:00
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NEWS
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# PipeWire 0.3.81 (2023-10-06)
This is the first 1.0 release candidate that is API and ABI compatible
with previous 0.3.x releases.
## Highlights
- jackdbus support is now enabled by default.
- IRQ based scheduling in ALSA was improved and enabled by default for
Pro-Audio profile. It will also link the pcms together to get lower
latency. This now matches what JACK does and gives equal latency to
PipeWire for Pro-Audio profiles.
- Support both old and new versions of webrtc-audio-processing to make
the transition easier.
- Forced quantum changes by nodes or metadata will now also force a
suspend and resume of the graph, like the rate changes to make sure all
nodes adapt to the new quantum. This is important for Pro-Audio nodes
that need to reconfigure the hardware to a new period in IRQ based
scheduling.
- Fix a regression in regex parsing.
- Many bugfixes and improvements.
## PipeWire
- jackdbus is by default enabled now. The idea is that when jackdbus is
installed, the real libjack.so is in the path and we can become a
real JACK client.
- Forces quantum changes by nodes or metadata will now also force a
suspend and resume in the graph, like the rate changes to make sure all
nodes adapt to the new quantum. This is important for Pro-Audio nodes
that need to reconfigure the hardware to a new period.
- The stream now has an EARLY_PROCESS option that can be used to implement
custum buffer fill levels. (#3480)
- Fix a regression in regex parsing. (#3528)
- Fix a bug in position reporting in the driver node. (#3189) (#3544)
- Destroying a link will now recalculate the graph correctly.
- Fix the rate comparison for finding the best rate in the graph.
- Use malloc_trim() when available to release memory. (#1840)
## Tools
- pw-cat now supports DFF DSD files.
- pw-cli avoid some NULL derefs in some cases.
## Modules
- The RAOP sink has seen some cleanups and improvements. It will now ask
for feedback every 2 seconds to keep some devices alive.
- A bug in filter-chain was fixed where it would fail to apply the gain
when mixing just one source.
- The filter-chain can now pass the stream volume to a control in the
filter-chain graph. (#3434)
- Improve volume handling in RAOP sink.
## Pulse-server
- Some cleanup in the pending_stream handling.
- Fix a regression in the event emission code where it failed to emit
a changed event when a node was linked. (#3522)
- Lower the realtime priority of pulseaudio clients.
- Set pulse.module.id on the echo-cancel streams. (#3541)
## SPA
- Support both old and new versions of webrtc-audio-processing to make
the transition easier.
- The ALSA driver now does the sync of all followers directly from the
wakeup event. This results in more stable rate matching.
- IRQ based scheduling in ALSA was improved and enabled by default for
Pro-Audio profile. It will also link the pcms together to get lower
latency. This now matches what JACK does and gives equal latency to
PipeWire for Pro-Audio profiles.
- GNU/Hurd support was added.
- Some improvements to passthrough handling.
## Bluetooth
- Improvements to the codec handling when PipeWire is used as Audio
Gateway.
- Adapt to new Bluez API for BAP devices.
## JACK
- When the jack library is set in the default library path, avoid using
LD_LIBRARY_PATH because this can cause confusion.
- Handle clearing the latency on a port.
- jack_property now always manages to actually change the metadata because
it waits for a roundtrip before exiting.
Older versions:
# PipeWire 0.3.80 (2023-09-14)
This is a bugfix release that is API and ABI compatible with previous
@ -63,9 +148,6 @@ This is a bugfix release that is API and ABI compatible with previous
- The mixer io areas are updated and handled safely now to avoid
crashes. (#3506)
Older versions:
# PipeWire 0.3.79 (2023-08-29)
This is a quick bugfix release that is API and ABI compatible with previous