This should play if your Web browser has WebAssembly enabled (most do). Most examples will play unless they need to load files. The first time you click Play, Csound will spend a few seconds loading, then play. You can edit this code and replay it.
<CsoundSynthesizer> <CsOptions> ; Select audio/midi flags here according to platform -odac -m0 --limiter=.95 ;;;realtime audio out, with limiter protection ; For Non-realtime ouput leave only the line below: ; -o atsa.wav -W ;;; for file output any platform </CsOptions> <CsInstruments> ; Required settings for WebAudio: sr = 48000 ksmps = 128 nchnls = 2 nchnls_i = 1 ; sr = 44100 ; ksmps = 32 ; nchnls = 2 0dbfs = 1 ; by Menno Knevel 2021 gilen filelen "fox.wav" ; get length of soundfile ; analyze sound file and output result to 3 ats files. ATSA wants a mono file! ires1 system_i 1,{{ atsa fox.wav fox1.ats }} ; default settings ires2 system_i 1,{{ atsa -h.8 fox.wav fox2.ats }} ; some smearing ires3 system_i 1,{{ atsa -h.1 -c2 fox.wav fox3.ats }} ; only 2 cycles instr 1 ; untreated signal asig diskin2 "fox.wav", 1 prints "\n---***YOU NOW HEAR THE UNTREATED SOUND SAMPLE***---\n" prints "---*duration of soundfile is %f seconds*---\\n",gilen outs asig, asig endin instr 2 prints "\n---***YOU NOW HEAR THE RESULT OF THIS ANALYZED FILE:***---\n" ktime line 0, p3, gilen ; timepointer = equal to soundfile duration asig ATSsinnoi ktime, 1, .4, 1, p4, 167 ; maximum # of partials = 167 outs asig, asig endin </CsInstruments> <CsScore> i1 2 2.76 ; original sample i2 5 2.76 "fox1.ats" ; whole sentence i2 10 2.76 "fox2.ats" ; whole sentence, but analyzed with different settings i2 15 2.76 "fox3.ats" ; whole sentence, and again analyzed with different settings e </CsScore> </CsoundSynthesizer>