audio sensor processing code

audio sensor processing code

import ddf.minim.signals.*; import ddf.minim.*; import ddf.minim.analysis.*; import ddf.minim.effects.*; import processing.serial.*; Serial myPort; // Create object from Serial class String myString = null; int adc; char play_flag = 0; char stop_flag = 0; Minim minim; AudioPlayer in; void setup() { size(512, 200); //Start Sonia minim = new Minim(this); // load a file, default sample buffer size is 1024 in = minim.loadFile("dirty.wav"); // play the file // List all the available serial ports println(Serial.list()); String portName = Serial.list()[1]; myPort = new Serial(this, portName, 9600); } void draw() { myPort.write('a'); while (myPort.available() > 0) { char inByte = myPort.readChar(); adc = int(inByte); println(adc); } // if adc > 125 and play_flag = 0, play the music if (adc > 125 && play_flag == 0) { in.play(); play_flag =1; } // if adc < 80 and stop_flag = 0, stop the music if (adc < 80 && stop_flag == 0) { //in.close(); minim.stop(); stop_flag = 1; } // if 80 < adc < 125, reset the flags if (adc > 80 && adc < 125) { play_flag = 0; stop_flag = 0; } } // Safely close the sound engine upon Browser shutdown. public void stop(){ minim.stop(); super.stop(); }