//Write to file
dac => WvOut2 writer => blackhole;
writer.wavFilename("/Users/catrian/Desktop/woo_filtered.wav");

//Get sound file
"/Users/catrian/Desktop/" => string dataDir;
"woo.wav" => string dataFile;

//patch 
SndBuf buf => dac;
// load file
dataDir + dataFile => buf.read;

1.1::second  => dur duration;
now + duration => time end;

// time loop
while( now < end)
{
    0 => buf.pos;
    .5 => buf.gain;
    1=> buf.rate;
    1.1::second => now; 
}