On Sun, Oct 3, 2010 at 3:04 AM, stan <gr...@q.com> wrote: > On Sun, 3 Oct 2010 01:11:01 +0800 > Samuel Kidman <samkid...@gmail.com> wrote: > > > > > I want to be able to play one audio source through my headphones (say > > from one application) and then play another audio source through my > > line out port (from another application). Is this possible? > > Short answer, no. > > I think there are some very high end audio cards that have more than > one processing pipeline, but I have never owned one. With a standard > card, this is not possible because the "engine" can only process one > stream at a time. The analog output has to go to the output device > continuously, so it can't do more than one at a time because there is > no time. :-) In other words, to have two sound streams running > simultaneously to different outputs, you have to have two sound > devices. Jack and pulseaudio solve a different problem; mixing > multiple inputs before sending them to the "engine", and routing the > output to multiple places. > > Just buy a cheap USB soundcard (get one that adheres to the standard, > or if it doesn't, has been reverse engineered to work in alsa), and you > can do what you want. Desktop users can use USB, but also can use a > cheap PCI card also. > -- > users mailing list > users@lists.fedoraproject.org > To unsubscribe or change subscription options: > https://admin.fedoraproject.org/mailman/listinfo/users > Guidelines: http://fedoraproject.org/wiki/Mailing_list_guidelines
Hi Stan Thanks for that informative answer. Regards, Sam
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