The opcodes that write audio signals are:
-
Synchronous output: out, out32, outall, outc, outch, outh, outo, outrg, outq, outq1, outq2, outq3, outq4, outs, outs1, outs2, outx and hdf5write
-
Streaming output: soundout and soundouts
-
User defined channel output: outvalue
-
Direct from zak output: outz
-
Websocket output: websocket
The opcode monitor can be used for monitoring the complete output of csound (the output spout frame).
See the section Software Bus for input and output through the API.