pipewire: update 1.6.7 -> 1.6.8

PipeWire 1.6.8 (2026-07-09)

This is a bugfix release that is API and ABI compatible with the previous
1.6.x releases.

Highlights
  - Fix a data race in JACK that could cause lost MIDI events in ardour.
  - Fix some unbounded memory allocations.
  - Various small fixes.

PipeWire
  - Avoid some graph recalcs, which fixes a bug when suspending a node
    while it is active.

Modules
  - Do Content-Length and allocation check in RAOP to avoid OOM errors.
  - Fix a potential memory leak in the error path of client-node. (#5348)

SPA
  - Fix filter-graph dynamic graph updates.
  - Avoid 100% when unplugging a card.
  - Fix filter-graph volumes when the filter is loaded inside a node with
    hardware volume. (#5344)
  - Add normalize and latency options to the SOFA filter. (#5322)

Bluetooth
  - Fix a potential leak when transport fails to start.

Pulse-server
  - Avoid stack exhaustion via unbounded alloca.

JACK
  - Fix a data race in jack_port_get_buffer() when called from concurrent
    threads, like in ardour. (#5324)

GStreamer
  - Skip invalid crop metadata.
  - Avoid crash because metadata listener was registered twice.

Signed-off-by: Markus Volk <f_l_k@t-online.de>
Signed-off-by: Khem Raj <khem.raj@oss.qualcomm.com>

meta-multimedia/recipes-multimedia/pipewire/pipewire_1.6.8.bb

@@ -12,7 +12,7 @@ LIC_FILES_CHKSUM = " \
 
 DEPENDS = "dbus"
 
-SRCREV = "3b2cb4fb037bf6033b87d3c87ee917b2f686d309"
+SRCREV = "b741e0c74f5436f0c925f7741140db0efd32cf4e"
 BRANCH = "${@oe.utils.trim_version('${PV}', 2)}"
 SRC_URI = "git://gitlab.freedesktop.org/pipewire/pipewire.git;branch=${BRANCH};protocol=https;tag=${PV}"
 SRC_URI += "file://0001-pipewire-compress-offload.patch"