1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
|
// foursine.cpp STK tutorial program
#include "SineWave.h"
#include "FileWvOut.h"
#include <cstdlib>
using namespace stk;
int main()
{
// Set the global sample rate before creating class instances.
Stk::setSampleRate( 44100.0 );
int i;
FileWvOut output;
SineWave inputs[4];
// Set the sine wave frequencies.
for ( i=0; i<4; i++ )
inputs[i].setFrequency( 220.0 * (i+1) );
// Define and open a 16-bit, four-channel AIFF formatted output file
try {
output.openFile( "foursine.aif", 4, FileWrite::FILE_AIF, Stk::STK_SINT16 );
}
catch (StkError &) {
exit( 1 );
}
// Write two seconds of four sines to the output file
StkFrames frames( 88200, 4 );
for ( i=0; i<4; i++ )
inputs[i].tick( frames, i );
output.tick( frames );
// Now write the first sine to all four channels for two seconds
for ( i=0; i<88200; i++ ) {
output.tick( inputs[0].tick() );
}
return 0;
}
|
