I did some research on the problem reported above.
Now I'm using
setInputMixer (and I do not know if it's the right way)
but I have a problem with this pde:
"cannot convert from ListBoxItem to Button"
Any response is appreciated!
- /*
- * This sketch demonstrates how to use the <code>setInputMixer</code>
- * method of <code>Minim</code> in conjunction with the <code>getLineIn</code>
- * method. By accessing the <code>Mixer</code> objects of Javasound,
- * you can find one that corresponds to the input mixer of the sound device
- * of your choice. You can then set this <code>Mixer</code> as the one
- * that <code>Minim</code> should use when creating an <code>AudioInput</code>
- * for you
- * <p>
- * This sketch uses controlP5 for the GUI, a user-contributed Processing library.
- */
- import ddf.minim.*;
- import controlP5.*;
- // need to import this so we can use Mixer and Mixer.Info objects
- import javax.sound.sampled.*;
- Minim minim;
- AudioInput in;
- // an array of info objects describing all of
- // the mixers the AudioSystem has. we'll use
- // this to populate our gui scroll list and
- // also to obtain an actual Mixer when the
- // user clicks on an item in the list.
- Mixer.Info[] mixerInfo;
- ControlP5 gui;
- void setup()
- {
- size(512, 275);
- minim = new Minim(this);
- gui = new ControlP5(this);
-
- // riga originale:
- // ScrollList mixers = gui.addScrollList("Mixers", 10, 10, 475, 280);
- ListBox mixers = gui.addListBox("Mixers", 10, 10, 475, 280);
- mixers.setLabel("Choose A Mixer");
-
- mixerInfo = AudioSystem.getMixerInfo();
-
- for(int i = 0; i < mixerInfo.length; i++)
- {
- controlP5.Button b = mixers.addItem("item"+i, i);
- b.setLabel(mixerInfo[i].getName());
- }
-
- }
- void draw()
- {
- background(0);
-
- //gui.draw();
-
- if ( in != null )
- {
- stroke(255);
- // draw the waveforms
- for(int i = 0; i < in.bufferSize() - 1; i++)
- {
- line(i, 50 + in.left.get(i)*50, i+1, 50 + in.left.get(i+1)*50);
- line(i, 150 + in.right.get(i)*50, i+1, 150 + in.right.get(i+1)*50);
- }
- }
- }
- public void controlEvent(ControlEvent theEvent)
- {
- int mixerIndex = (int)theEvent.controller().value();
-
- println("User chose " + theEvent.controller().label());
- println("Using mixer info " + mixerInfo[mixerIndex].getName());
-
- Mixer mixer = AudioSystem.getMixer(mixerInfo[mixerIndex]);
-
- if ( in != null )
- {
- in.close();
- }
-
- minim.setInputMixer(mixer);
-
- in = minim.getLineIn(Minim.STEREO);
-
- }
- void stop()
- {
- // always close Minim audio classes when you are done with them
- if ( in != null )
- {
- in.close();
- }
- minim.stop();
-
- super.stop();
- }
