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/*
* Copyright (c) 2007, 2015, 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.
*
* 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.
*/
/* @test
@summary Test SoftSynthesizer simple note rendering in many settings
@modules java.desktop/com.sun.media.sound
*/
import java.io.File;
import java.io.FileInputStream;
import java.io.BufferedInputStream;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.HashMap;
import java.util.Map;
import javax.sound.sampled.*;
import javax.sound.midi.*;
import com.sun.media.sound.*;
public class TestRender1 {
public static double send(Sequence seq, Receiver recv) {
float divtype = seq.getDivisionType();
assert (seq.getDivisionType() == Sequence.PPQ);
Track[] tracks = seq.getTracks();
int[] trackspos = new int[tracks.length];
int mpq = 60000000 / 100;
int seqres = seq.getResolution();
long lasttick = 0;
long curtime = 0;
while (true) {
MidiEvent selevent = null;
int seltrack = -1;
for (int i = 0; i < tracks.length; i++) {
int trackpos = trackspos[i];
Track track = tracks[i];
if (trackpos < track.size()) {
MidiEvent event = track.get(trackpos);
if (selevent == null
|| event.getTick() < selevent.getTick()) {
selevent = event;
seltrack = i;
}
}
}
if (seltrack == -1)
break;
trackspos[seltrack]++;
long tick = selevent.getTick();
if (divtype == Sequence.PPQ)
curtime += ((tick - lasttick) * mpq) / seqres;
else
curtime = (long) ((tick * 1000000.0 * divtype) / seqres);
lasttick = tick;
MidiMessage msg = selevent.getMessage();
if (msg instanceof MetaMessage) {
if (divtype == Sequence.PPQ)
if (((MetaMessage) msg).getType() == 0x51) {
byte[] data = ((MetaMessage) msg).getData();
mpq = ((data[0] & 0xff) << 16)
| ((data[1] & 0xff) << 8) | (data[2] & 0xff);
}
} else {
if (recv != null)
recv.send(msg, curtime);
}
}
return curtime / 1000000.0;
}
public static void test(AudioFormat format, Map<String, Object> info)
throws Exception {
OutputStream nullout = new OutputStream() {
public void write(int b) throws IOException {
}
public void write(byte[] b, int off, int len) throws IOException {
}
public void write(byte[] b) throws IOException {
}
};
render(nullout, format, info);
}
public static void render(OutputStream os, AudioFormat format,
Map<String, Object> info) throws Exception {
AudioSynthesizer synth = (AudioSynthesizer) new SoftSynthesizer();
AudioInputStream stream = synth.openStream(format, info);
Receiver recv = synth.getReceiver();
Soundbank defsbk = synth.getDefaultSoundbank();
if (defsbk != null)
synth.unloadAllInstruments(defsbk);
synth.loadAllInstruments(soundbank);
double totalTime = 5;
send(sequence, recv);
long len = (long) (stream.getFormat().getFrameRate() * (totalTime + 4));
stream = new AudioInputStream(stream, stream.getFormat(), len);
long t = System.currentTimeMillis();
AudioSystem.write(stream, AudioFileFormat.Type.WAVE, os);
t = System.currentTimeMillis() - t;
stream.close();
}
static Soundbank soundbank;
static Sequence sequence;
public static InputStream getInputStream(String filename) throws IOException
{
File file = new File(System.getProperty("test.src", "."), filename);
FileInputStream fis = new FileInputStream(file);
return new BufferedInputStream(fis);
}
public static void main(String[] args) throws Exception {
InputStream sb = getInputStream("ding.sf2");
soundbank = MidiSystem.getSoundbank(sb);
sb.close();
InputStream si = getInputStream("expresso.mid");
sequence = MidiSystem.getSequence(si);
si.close();
AudioFormat format;
Map<String, Object> info = new HashMap<String, Object>();
{
format = new AudioFormat(22050, 16, 2, true, false);
test(format, info);
format = new AudioFormat(44100, 16, 2, true, false);
test(format, info);
}
{
format = new AudioFormat(44100, 8, 2, true, false);
test(format, info);
format = new AudioFormat(44100, 16, 2, true, false);
test(format, info);
format = new AudioFormat(44100, 24, 2, true, false);
test(format, info);
}
{
format = new AudioFormat(44100, 16, 1, true, false);
test(format, info);
format = new AudioFormat(44100, 16, 2, true, false);
test(format, info);
}
{
format = new AudioFormat(44100, 16, 2, true, false);
info.clear();
info.put("control rate", 100f);
test(format, info);
info.clear();
info.put("control rate", 147f);
test(format, info);
}
{
format = new AudioFormat(44100, 16, 2, true, false);
info.clear();
info.put("interpolation", "point");
test(format, info);
info.clear();
info.put("interpolation", "linear");
test(format, info);
info.clear();
info.put("interpolation", "cubic");
test(format, info);
}
{
format = new AudioFormat(44100, 16, 2, true, false);
info.clear();
info.put("max polyphony", 4);
test(format, info);
info.clear();
info.put("max polyphony", 16);
test(format, info);
info.clear();
}
}
}
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