Atte André Jensen wrote:
> echo "csound 0 0 direct" > /proc/asound/card1/pcm0p/oss
>
> Which produces noisefree audio on the edirol (available still on
> /dev/dsp1). But.... The audio is delayed about 1/2 second. Since I
> use csound as a realtime synthesizer controlled from midi
> keyboards I need as low latency as possible. Any ideas how to
> achieve this???
>
> I have my eyes on the fragments fragment_size parts of the call, but I
> don't know what values to use...

fragments is number of fragments in the buffer.

fragment_size is the number of bytes transmitted between two audio
interrupts.  This must be greater than 16 and a power of two.

For low latency, both values should be as low as possible.

Try "3 128".  If you get underruns, double the second value.


HTH
Clemens





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