Public bug reported: The changelog mentions AptX, but it's not actually enabled in the build if I'm not mistaken. Aptx support seems to require gstreamer in the build dependency at least.
[changelog] pulseaudio (1:15.0+dfsg1-1ubuntu1) impish; urgency=medium * New upstream version resynchronized on Debian - Support for bluetooth LDAC and AptX codecs and HFP profiles for improved audio quality [upstream release notes] https://www.freedesktop.org/wiki/Software/PulseAudio/Notes/15.0/#supportforldacandaptxbluetoothcodecsplussbcxqsbcwithhigher-qualityparameters [meson.build] bluez5_gst_dep = dependency('gstreamer-1.0', version : '>= 1.14', required : get_option('bluez5-gstreamer')) bluez5_gstapp_dep = dependency('gstreamer-app-1.0', required : get_option('bluez5-gstreamer')) have_bluez5_gstreamer = false if bluez5_gst_dep.found() and bluez5_gstapp_dep.found() have_bluez5_gstreamer = true cdata.set('HAVE_GSTLDAC', 1) cdata.set('HAVE_GSTAPTX', 1) endif [build log] https://launchpadlibrarian.net/551304449/buildlog_ubuntu-impish-amd64.pulseaudio_1%3A15.0+dfsg1-1ubuntu1_BUILDING.txt.gz ... Dependency gstreamer-1.0 skipped: feature gstreamer disabled Dependency gstreamer-app-1.0 skipped: feature gstreamer disabled Dependency gstreamer-rtp-1.0 skipped: feature gstreamer disabled Run-time dependency gstreamer-1.0 found: NO (tried pkgconfig and cmake) Run-time dependency gstreamer-app-1.0 found: NO (tried pkgconfig and cmake) ... Enable D-Bus: true Enable BlueZ 5: true Enable native headsets: true Enable ofono headsets: true Enable GStreamer based codecs: false ** Affects: pulseaudio (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1939933 Title: pulseaudio is not built with AptX support To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1939933/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs