On Thursday 30 October 2008 05:41:34 Crypto wrote: > On Thursday 30 October 2008 03:27:40 Patrick Shirkey wrote: > > Kmix is possibly rewriting the .asoundrc file to make the device the > > "default" card. > > > > I'm not sure what your settings are in qjackctl. Are you assigning > > devices by name or by node point? > > > > ex, intel, usb, hw:0,0 hw: 1,0 > > Patrick, > > a .asoundrc file is neither in my /home directory nor in the /etc directory > so I do not think Kmix is creating one. > > When I use qjackctl I look at the connections that are possible. qjackctl > finds all audio devices connected to my notebook and their relevant device > names and node points and displays them. They are updated whenever I > restart qjackctl. > > It means that I can get a hw:0,0 for my external USB device but I can also > get a hw:2,0 for it. qjackctl monitors that and always seems to display the > latest device name/node point combination. So the answer to Your question > is "I look at the device name and qjackctl knows the node point for jackd > assigned to the device name". > > The problem is that after looking at the combination and chosing the > relevant device name/node point from this menu list for the external USB > audio device I am still not getting external audio output with jack when I > use amarok that I have set to "jack" for audio output. This appears to be > linked somehow with the Kmix menu display settings. That is, if Kmix > displays the external USB device settings I am getting amarok external USB > audio output, but if Kmix displays onboard sound settings then amarok uses > internal onboard sound, regardless the fact that qjackctl is set to output > to external USB device. > > I wonder if qjacktcl/jackd creates a permanent list of audio devices and > their node points once and does not update this list afterwards. Whenever a > device is connected jack looks into this list and takes the node point > assigned to a device, regardless the fact that the node point could have > changed meanwhile. Do you perhaps have two copies of jack running? grep for jack in a ps output. > > Crypto. all the best, drew > > > > In short form: > > > > > > 1.) -> Set Kmix to display onboard sound settings, > > > -> Set qjackctl to output to external sound card, > > > -> Set amarok to use jack for audio output, > > > -> amarok plays via onboard sound. > > > > > > 2.) -> Set Kmix to display external USB sound settings, > > > -> Set qjackctl to output to external USB sound card, > > > -> Set amarok to use jack for audio output, > > > -> amarok plays via external USB sound card. > > > > > > Could it be a problem with the hotplugging of USB hardware? > > > > > > Thanks for any hint, > > > Crypto. > > _______________________________________________ > Linux-audio-user mailing list > Linux-audio-user@xxxxxxxxxxxxxxxxxxxx > http://lists.linuxaudio.org/mailman/listinfo/linux-audio-user > > !DSPAM:49098298129406918268278! _______________________________________________ Linux-audio-user mailing list Linux-audio-user@xxxxxxxxxxxxxxxxxxxx http://lists.linuxaudio.org/mailman/listinfo/linux-audio-user
