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/*
* SND_JAVA.java
* Copyright (C) 2004
*
* $Id: SND_JAVA.java,v 1.1 2004-07-07 19:58:51 hzi Exp $
*/
/*
Copyright (C) 1997-2001 Id Software, Inc.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program 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 for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
package jake2.client;
import jake2.Globals;
import jake2.game.cvar_t;
import jake2.qcommon.Cvar;
import jake2.qcommon.FS;
import java.io.*;
import java.io.FileInputStream;
import java.io.IOException;
import javax.sound.sampled.*;
/**
* SND_JAVA
*/
public class SND_JAVA extends Globals {
static boolean snd_inited= false;
static cvar_t sndbits;
static cvar_t sndspeed;
static cvar_t sndchannels;
// static int tryrates[] = { 11025, 22051, 44100, 8000 };
static class dma_t {
int channels;
int samples; // mono samples in buffer
int submission_chunk; // don't mix less than this #
int samplepos; // in mono samples
int samplebits;
int speed;
byte[] buffer;
}
static SND_DMA.dma_t dma = new dma_t();
static SourceDataLine line;
static AudioFormat format;
static boolean SNDDMA_Init() {
if (snd_inited)
return true;
if (sndbits == null) {
sndbits = Cvar.Get("sndbits", "16", CVAR_ARCHIVE);
sndspeed = Cvar.Get("sndspeed", "0", CVAR_ARCHIVE);
sndchannels = Cvar.Get("sndchannels", "2", CVAR_ARCHIVE);
}
byte[] sound = FS.LoadFile("sound/misc/menu1.wav");
AudioInputStream stream;
try {
stream = AudioSystem.getAudioInputStream(new ByteArrayInputStream(sound));
} catch (UnsupportedAudioFileException e) {
return false;
} catch (IOException e) {
return false;
}
format = stream.getFormat();
DataLine.Info dinfo = new DataLine.Info(SourceDataLine.class, format);
//format = new AudioFormat(AudioFormat.Encoding.PCM_SIGNED, format.getSampleRate(), format.getSampleSizeInBits(), 2, 2*format.getFrameSize(), format.getFrameRate(), format.isBigEndian());
try {
line = (SourceDataLine)AudioSystem.getLine(dinfo);
} catch (LineUnavailableException e4) {
return false;
}
dma.buffer = new byte[65536];
// try {
// stream.read(dma.buffer);
// } catch (IOException e3) {
// // TODO Auto-generated catch block
// e3.printStackTrace();
// }
dma.channels = format.getChannels();
dma.samplebits = format.getSampleSizeInBits();
dma.samples = dma.buffer.length / format.getFrameSize();
dma.speed = (int)format.getSampleRate();
dma.samplepos = 0;
dma.submission_chunk = 1;
try {
line.open(format, 4096);
} catch (LineUnavailableException e5) {
return false;
}
line.start();
runLine();
snd_inited = true;
return true;
}
static int SNDDMA_GetDMAPos() {
dma.samplepos = line.getFramePosition() % dma.samples;
return dma.samplepos;
}
static void SNDDMA_Shutdown() {
line.stop();
line.flush();
line.close();
line=null;
snd_inited = false;
}
/*
==============
SNDDMA_Submit
Send sound to device if buffer isn't really the dma buffer
===============
*/
public static void SNDDMA_Submit() {
runLine();
}
void SNDDMA_BeginPainting() {}
private static int pos = 0;
static void runLine() {
int p = line.getFramePosition() * format.getFrameSize() % dma.buffer.length;
System.out.println("run " + p + " " + pos);
if (p == 0) {
writeLine();
}
else if (pos - p < 2048 ) writeLine();
}
static void writeLine() {
line.write(dma.buffer, pos, 4096);
pos+=4096;
if (pos>=dma.buffer.length) pos = 0;
}
}
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