filevalid — Checks that a file can be used.
Here is an example of the filevalid opcode. It uses the file filevalid.csd, and mary.wav.
Example 203. Example of the filevalid opcode.
See the sections Real-time Audio and Command Line Flags for more information on using command line flags.
<CsoundSynthesizer> <CsOptions> ; Select audio/midi flags here according to platform ; Audio out Audio in -odac -iadc ;;;RT audio I/O ; For Non-realtime ouput leave only the line below: ; -o filelen.wav -W ;;; for file output any platform </CsOptions> <CsInstruments> ; Initialize the global variables. sr = 44100 kr = 4410 ksmps = 10 nchnls = 1 ; Instrument #1. instr 1 ; Check that the audio file "mary.wav" is avalable ivld filevalid "mary.wav" print ivld endin </CsInstruments> <CsScore> ; Play Instrument #1 for 0.1 second. i 1 0 0.1 e </CsScore> </CsoundSynthesizer>