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// simple audio test reading out harmonics
// make sure jack is running and have a look at the connections
// also check the values (samplesize and samplerate) to match your conf
// -jrml
//set_resolution(W,H);
audio = new AudioJack("xine/out_1", 2048, 44100);
img = new ImageLayer();
img.open("../doc/ipernav.png");
img.activate(true);
img.set_fps();
img.start();
add_layer(img);
vtg = new Filter("vertigo");
img.add_filter(vtg);
kbd = new KeyboardController();
register_controller(kbd);
kbd.released_q = function() { quit(); }
kbd.released_r = function() {
if(reset("freej_equalizer.js")) {
rem_controller(this);
echo("reset ok");
}
return true;
}
bang = new TriggerController();
bang.frame = function() {
audio.fft();
flash = 0;
phase = (((audio.get_harmonic(8)
+ audio.get_harmonic(1) )
/ 2 )
* 3 ) / 128;
if(phase<1) phase = 0;
zoom = (((audio.get_harmonic(8)
+ audio.get_harmonic(16) )
/ 2 )
* 3 ) / 64;
zoom = (audio.get_harmonic(16)*3)/64;
if(zoom<1) zoom = 1;
vtg.set_parameter("PhaseIncrement", phase);
vtg.set_parameter("ZoomRate", zoom);
}
register_controller(bang);
gc();
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