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Diffstat (limited to 'tests/com/jsyn/examples/UseMidiKeyboard.java')
-rw-r--r-- | tests/com/jsyn/examples/UseMidiKeyboard.java | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/tests/com/jsyn/examples/UseMidiKeyboard.java b/tests/com/jsyn/examples/UseMidiKeyboard.java deleted file mode 100644 index 0efa039..0000000 --- a/tests/com/jsyn/examples/UseMidiKeyboard.java +++ /dev/null @@ -1,121 +0,0 @@ -/* - * Copyright 2010 Phil Burk, Mobileer Inc - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package com.jsyn.examples; - -import java.io.IOException; - -import javax.sound.midi.MidiDevice; -import javax.sound.midi.MidiMessage; -import javax.sound.midi.MidiUnavailableException; -import javax.sound.midi.Receiver; - -import com.jsyn.JSyn; -import com.jsyn.Synthesizer; -import com.jsyn.devices.javasound.MidiDeviceTools; -import com.jsyn.instruments.DualOscillatorSynthVoice; -import com.jsyn.midi.MidiSynthesizer; -import com.jsyn.unitgen.LineOut; -import com.jsyn.util.MultiChannelSynthesizer; -import com.jsyn.util.VoiceDescription; - -/** - * Connect a USB MIDI Keyboard to the internal MIDI Synthesizer using JavaSound. - * - * @author Phil Burk (C) 2010 Mobileer Inc - */ -public class UseMidiKeyboard { - private static final int NUM_CHANNELS = 16; - private static final int VOICES_PER_CHANNEL = 3; - - private Synthesizer synth; - private LineOut lineOut; - private MidiSynthesizer midiSynthesizer; - private VoiceDescription voiceDescription; - private MultiChannelSynthesizer multiSynth; - - public static void main(String[] args) { - UseMidiKeyboard app = new UseMidiKeyboard(); - try { - app.test(); - } catch (MidiUnavailableException e) { - e.printStackTrace(); - } catch (IOException e) { - e.printStackTrace(); - } catch (InterruptedException e) { - e.printStackTrace(); - } - } - - // Write a Receiver to get the messages from a Transmitter. - class CustomReceiver implements Receiver { - @Override - public void close() { - System.out.print("Closed."); - } - - @Override - public void send(MidiMessage message, long timeStamp) { - byte[] bytes = message.getMessage(); - midiSynthesizer.onReceive(bytes, 0, bytes.length); - } - } - - public int test() throws MidiUnavailableException, IOException, InterruptedException { - setupSynth(); - - int result = 2; - MidiDevice keyboard = MidiDeviceTools.findKeyboard(); - Receiver receiver = new CustomReceiver(); - // Just use default synthesizer. - if (keyboard != null) { - // If you forget to open them you will hear no sound. - keyboard.open(); - // Put the receiver in the transmitter. - // This gives fairly low latency playing. - keyboard.getTransmitter().setReceiver(receiver); - System.out.println("Play MIDI keyboard: " + keyboard.getDeviceInfo().getDescription()); - result = 0; - } else { - System.out.println("Could not find a keyboard."); - } - return result; - } - - - private void setupSynth() { - synth = JSyn.createSynthesizer(); - - voiceDescription = DualOscillatorSynthVoice.getVoiceDescription(); -// voiceDescription = SubtractiveSynthVoice.getVoiceDescription(); - - multiSynth = new MultiChannelSynthesizer(); - final int startChannel = 0; - multiSynth.setup(synth, startChannel, NUM_CHANNELS, VOICES_PER_CHANNEL, voiceDescription); - midiSynthesizer = new MidiSynthesizer(multiSynth); - - // Create a LineOut for the entire synthesizer. - synth.add(lineOut = new LineOut()); - multiSynth.getOutput().connect(0,lineOut.input, 0); - multiSynth.getOutput().connect(1,lineOut.input, 1); - - // Start synthesizer using default stereo output at 44100 Hz. - synth.start(); - lineOut.start(); - - } - -} |