From: Istvan Varga ()
Date: Apr 1, 2005
Subject:
Re: Rewire with csound~, VST with csound~, MacCsound as VST/AU Builder
Art Hunkins wrote:
> Please do let us know when you get multichannel audio going. (Has anyone
> yet - on Linux?)
This CSD generates 4 channel output without any problems on Linux,
using an old SB Live card. Did not test PortAudio, though, but ALSA
and JACK should be OK.
-d -m231 -H0 -s -h -b 64 -B 512 -+rtaudio=alsa -o dac:surround40
sr = 48000
ksmps = 32
nchnls = 4
0dbfs = 1
instr 1
a1 rnd31 1, 0, 1
kfrq expon 3000, p3, 150
a2 butterbp a1, kfrq, kfrq / 2
a1 butterbp a2 * sqrt(1500 / kfrq), kfrq, kfrq / 2
kZ init 0
kazim line 0, p3, 2*3.14159
kX = sin(kazim)
kY = cos(kazim)
aw, ax, ay, az spat3d a1, kX, kY, kZ, 1, -1, 2, 0.5, 4
aw = aw * 1.4142
aFL = aw + ax + ay /* front left */
aFR = aw + ax - ay /* front right */
aRL = aw - ax + ay /* rear left */
aRR = aw - ax - ay /* rear right */
outq aFL, aFR, aRL, aRR
endin
i 1 0 10
e
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