( turul16 | 2021. 10. 21., cs – 11:06 )

Looback cabel nelkul monitor interfacerol:

Nem igazi jack, pipewire/alsa.
port nevek a 'jack_lsp -p'

$ ./jack_delay -I 'Starship/Matisse HD Audio Controller Digital Stereo (IEC958) Monitor:monitor_FL' -O 'Starship/Matisse HD Audio Controller Digital Stereo (IEC958):playback_FL'
       1024.011 frames   21.334 ms
       1024.000 frames   21.333 ms
       1024.000 frames   21.333 ms
$ PIPEWIRE_LATENCY=256/48000 ./jack_delay -I 'Starship/Matisse HD Audio Controller Digital Stereo (IEC958) Monitor:monitor_FL' -O 'Starship/Matisse HD Audio Controller Digital Stereo (IEC958):playback_FL'
        256.007 frames    5.333 ms
        256.000 frames    5.333 ms
        256.000 frames    5.333 ms
$ PIPEWIRE_LATENCY=32/48000 ./jack_delay -I 'Starship/Matisse HD Audio Controller Digital Stereo (IEC958) Monitor:monitor_FL' -O 'Starship/Matisse HD Audio Controller Digital Stereo (IEC958):playback_FL'
         32.001 frames    0.667 ms
         32.000 frames    0.667 ms

Valamiert nem listazza line-int vagy micet ..

A Makefile LDLIBS sora kapott egy -L/usr/lib64/pipewire-0.3/jack -et.

/me atirtam a sajat letency defaultjaimat 256/48000 az /etc/pipewire/[jack,client].conf -ban, egy kicsivel jobb latency talan jatek kozben is jol jon ;-) Ha mar a kep 165/240Hz - jon.