linuxaudio.org

andy baxter wrote:

quoted text
> andy baxter wrote:

>

>> Hi all,

>>

>> I'm trying to get my usb midi keyboard (an edirol PCR 800) working with

>> my good laptop (a 1400 MHz core 2 thinkpad X61s). I have jackd running

>> with 8 msec latency and no xruns using an onboard intel HDA sound card.

>> When I hook up qsynth (fluidsynth) to the keyboard's alsa midi output,

>> the notes are triggered with a slight (<0.1s?), and variable time delay.

>> Sometimes the note plays immediately on pressing the key; sometimes

>> there is a noticeable delay. This does not happen when I use the same

>> setup on my old laptop (a 1400 Mhz single core dell).

>>

>>

>

> I've tried kernel 2.6.24.7-rt27, and this is no better with the midi

> timing than any of the others (but has a problem with my intel HDA /

> Analog devices onboard sound card). Thinking of trying just copying the

> kernel and modules from my old laptop (which is running ubuntu hardy I

> think) to see if that cures it.

>

Have tried this too - no luck. :-/

(The kernel was ubuntu 8.04, vmlinuz-2.6.24-24-rt)
andy

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