# ex3A05.py # Audio vector from moduleCsound import * tags(1) header(ksmps=5) add(r""" instr 1 aSine oscils 1, 2205, 0 kVec1 vaget 0, aSine kVec2 vaget 1, aSine kVec3 vaget 2, aSine kVec4 vaget 3, aSine kVec5 vaget 4, aSine printks "kVec1 = %f, kVec2 = %f, kVec3 = %f, kVec4 = %f, kVec5 = %f\n",\ 0, kVec1, kVec2, kVec3, kVec4, kVec5 endin """) tags(2) add("i 1 0 [1/2205]") tags(3) writeRun(__file__)
Friday, July 21, 2017
ex3A05. Audio Vector
ex3A04. Performance pass no increment
# ex3A04.py # Performance pass no increment from moduleCsound import * tags(1) header(ksmps=4410) add(""" instr 1 kcount = 0; sets kcount to 0 at each k-cycle kcount = kcount + 1; does not really increase ... printk 0, kcount; print the value endin """) tags(2) add("i 1 0 1") tags(3) writeRun(__file__)
ex3A03. Performance pass increment listen
# ex3A03.py # Performance pass increment listen from moduleCsound import * tags(1) header(ksmps=441) add(""" ;build a table containing a sine wave giSine ftgen 0, 0, 2^10, 10, 1 """) add(""" instr Rise kFreq init 100 aSine poscil .2, kFreq, giSine outs aSine, aSine ;increment frequency by 10 Hz for each k-cycle kFreq = kFreq + 10 ;print out the frequency for the last k-cycle kLast release if kLast == 1 then printk 0, kFreq endif endin instr Partials ;initialize kCount kCount init 100 ;get new frequency if kCount equals 100, 200, ... if kCount % 100 == 0 then kFreq = kCount endif aSine poscil .2, kFreq, giSine outs aSine, aSine ;increment kCount kCount = kCount + 1 ;print out kFreq whenever it has changed printk2 kFreq endin """) tags(2) add(""" i "Rise" 0 3 i "Partials" 4 31 """) tags(3) writeRun(__file__)
Output (Spectrograph view):
ex3A02. Performance pass increment
# ex3A02.py # Performance pass increment from moduleCsound import * tags(1) # Each k-time is 0.1 sec header(ksmps=4410) add(""" instr 1 kCount init 0; set kcount to 0 first kCount = kCount + 1; increase at each k-pass printk 0, kCount; print the value endin """) tags(2) # There are 10 k-passes in 1 sec add("i 1 0 1") tags(3) writeRun(__file__)
ex3A01. Initialization pass
# ex3A01.py # Initialization pass from moduleCsound import * tags(1) header(ksmps=32) # global add("giGlobal = 1/2") # instruments add(""" instr 1 iLocal = 1/4 print giGlobal, iLocal endin instr 2 iLocal = 1/5 print giGlobal, iLocal endin """) tags(2) # Only Initialization of instr 1 and instr 2 add(""" i 1 0 0 i 2 0 0 """) tags(3) writeRun(__file__)
Thursday, July 13, 2017
ex2E02. Record Realtime
# ex2E02.py # Record RealTime from moduleCsound import * add(startSyn) add(startOpt) add("-odac") add(stopOpt) add(startIns) header(ksmps=32) add("seed 0 ;each time different seed for random") add(""" instr 1 kFreq randomi 400, 800, 1 ;random sliding frequency aSig poscil .2, kFreq ;sine with this frequency kPan randomi 0, 1, 1 ;random panning aL, aR pan2 aSig, kPan ;stereo output signal outs aL, aR ;live output fout "live_record.wav", 18, aL, aR ;write to soundfile endin """) tags(2) add("i 1 0 10") tags(3) writeRun(__file__)
ex2E01. Render
Because we give a filename from the command prompt, it will take greater precedence than the one in CsOptions.
# ex2E01.py # Render from moduleCsound import * add(startSyn) add(startOpt) add("-o Render.wav") add(stopOpt) add(startIns) header(ksmps=32, nch=1) add(""" instr 1 aSin poscil 0dbfs/4, 440 out aSin endin """) tags(2) add("i 1 0 1") tags(3) writeRun(__file__)
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