if (status == JFileChooser.APPROVE_OPTION){
this.ort = fc.getSelectedFile();
final WaveFileInputStream tmp = new WaveFileInputStream(this.ort, 0);
this.N_KANALE = tmp.kanalanzahl;
if (this.N_KANALE != Main.N_Kanale)
throw new Fehler("fKanalzahl");
this.in = new WaveFileInputStream[this.N_KANALE];
this.in[0] = tmp;
for (int i = 1; i < this.N_KANALE; i++)
this.in[i] = new WaveFileInputStream(this.ort, i);
}else{