| /* |
| * Copyright (c) 2007, 2013, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| package com.sun.media.sound; |
| |
| import java.io.ByteArrayOutputStream; |
| import java.io.DataInputStream; |
| import java.io.File; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.net.URL; |
| |
| import javax.sound.midi.InvalidMidiDataException; |
| import javax.sound.midi.Soundbank; |
| import javax.sound.midi.spi.SoundbankReader; |
| import javax.sound.sampled.AudioInputStream; |
| import javax.sound.sampled.AudioSystem; |
| import javax.sound.sampled.UnsupportedAudioFileException; |
| |
| /** |
| * Soundbank reader that uses audio files as soundbanks. |
| * |
| * @author Karl Helgason |
| */ |
| public final class AudioFileSoundbankReader extends SoundbankReader { |
| |
| @Override |
| public Soundbank getSoundbank(URL url) |
| throws InvalidMidiDataException, IOException { |
| try { |
| AudioInputStream ais = AudioSystem.getAudioInputStream(url); |
| Soundbank sbk = getSoundbank(ais); |
| ais.close(); |
| return sbk; |
| } catch (UnsupportedAudioFileException e) { |
| return null; |
| } catch (IOException e) { |
| return null; |
| } |
| } |
| |
| @Override |
| public Soundbank getSoundbank(InputStream stream) |
| throws InvalidMidiDataException, IOException { |
| stream.mark(512); |
| try { |
| AudioInputStream ais = AudioSystem.getAudioInputStream(stream); |
| Soundbank sbk = getSoundbank(ais); |
| if (sbk != null) |
| return sbk; |
| } catch (UnsupportedAudioFileException e) { |
| } catch (IOException e) { |
| } |
| stream.reset(); |
| return null; |
| } |
| |
| public Soundbank getSoundbank(AudioInputStream ais) |
| throws InvalidMidiDataException, IOException { |
| try { |
| byte[] buffer; |
| if (ais.getFrameLength() == -1) { |
| ByteArrayOutputStream baos = new ByteArrayOutputStream(); |
| byte[] buff = new byte[1024 |
| - (1024 % ais.getFormat().getFrameSize())]; |
| int ret; |
| while ((ret = ais.read(buff)) != -1) { |
| baos.write(buff, 0, ret); |
| } |
| ais.close(); |
| buffer = baos.toByteArray(); |
| } else { |
| buffer = new byte[(int) (ais.getFrameLength() |
| * ais.getFormat().getFrameSize())]; |
| new DataInputStream(ais).readFully(buffer); |
| } |
| ModelByteBufferWavetable osc = new ModelByteBufferWavetable( |
| new ModelByteBuffer(buffer), ais.getFormat(), -4800); |
| ModelPerformer performer = new ModelPerformer(); |
| performer.getOscillators().add(osc); |
| |
| SimpleSoundbank sbk = new SimpleSoundbank(); |
| SimpleInstrument ins = new SimpleInstrument(); |
| ins.add(performer); |
| sbk.addInstrument(ins); |
| return sbk; |
| } catch (Exception e) { |
| return null; |
| } |
| } |
| |
| @Override |
| public Soundbank getSoundbank(File file) |
| throws InvalidMidiDataException, IOException { |
| try { |
| AudioInputStream ais = AudioSystem.getAudioInputStream(file); |
| ais.close(); |
| ModelByteBufferWavetable osc = new ModelByteBufferWavetable( |
| new ModelByteBuffer(file, 0, file.length()), -4800); |
| ModelPerformer performer = new ModelPerformer(); |
| performer.getOscillators().add(osc); |
| SimpleSoundbank sbk = new SimpleSoundbank(); |
| SimpleInstrument ins = new SimpleInstrument(); |
| ins.add(performer); |
| sbk.addInstrument(ins); |
| return sbk; |
| } catch (UnsupportedAudioFileException e1) { |
| return null; |
| } catch (IOException e) { |
| return null; |
| } |
| } |
| } |