ftsave
ftsave — Save a set of previously-allocated tables to a file.
Initialization
"filename" -- A quoted string containing the name of the file to save.
iflag -- Type of the file to save. (0 = binary file, Non-zero = text file)
ifn1, ifn2, ... -- Numbers of tables to save.
Performance
ftsave saves a list of tables to a file. The file's format can be binary or text.
![[Warning]](images/warning.png)
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Warning |
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The file's format is not compatible with a WAV-file and is not endian-safe. |
Examples
Here is an example of the ftsave opcode. It uses the file ftsave.csd.
Example 339. Example of the ftsave 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 ftsave.wav -W ;;; for file output any platform </CsOptions> <CsInstruments> ; Initialize the global variables. sr = 44100 kr = 4410 ksmps = 10 nchnls = 1 ; Table #1, make a sine wave using the GEN10 routine. gitmp1 ftgen 1, 0, 32768, 10, 1 ; Table #2, create an empty table. gitmp2 ftgen 2, 0, 32768, 7, 0, 32768, 0 ; Instrument #1 - a basic oscillator. instr 1 kamp = 20000 kcps = 440 ; Use Table #1. ifn = 1 a1 oscil kamp, kcps, ifn out a1 endin ; Instrument #2 - Load Table #1 into Table #2. instr 2 ; Save Table #1 to a file called "table1.ftsave". ftsave "table1.ftsave", 0, 1 ; Load the "table1.ftsave" file into Table #2. ftload "table1.ftsave", 0, 2 kamp = 20000 kcps = 440 ; Use Table #2, it should contain Table #1's sine wave now. ifn = 2 a1 oscil kamp, kcps, ifn out a1 endin </CsInstruments> <CsScore> ; Play Instrument #1 for 1 second. i 1 0 1 ; Play Instrument #2 for 1 second. i 2 2 1 e </CsScore> </CsoundSynthesizer>