WAVTest.java
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package cn.org.hentai.jtt1078.test;
import cn.org.hentai.jtt1078.util.ByteUtils;
import cn.org.hentai.jtt1078.util.Packet;
import java.io.FileInputStream;
import java.io.FileOutputStream;
/**
* Created by matrixy on 2019/12/18.
*/
public class WAVTest
{
public static void main(String[] args) throws Exception
{
int len;
byte[] block = new byte[1024 * 2048];
FileInputStream fis = new FileInputStream("d:\\temp\\xxoo.pcm");
Packet p = Packet.create(1024 * 2048);
while ((len = fis.read(block)) > -1)
{
p.reset();
p.addBytes("RIFF".getBytes())
.addBytes(ByteUtils.toLEBytes(len + 36))
.addBytes("WAVE".getBytes()) // wave type
.addBytes("fmt ".getBytes()) // fmt id
.addInt(0x10000000) // fmt chunk size
.addShort((short)0x0100) // format: 1 -> PCM
.addShort((short)0x0100) // channels: 1
.addBytes(ByteUtils.toLEBytes(8000)) // samples per second
.addBytes(ByteUtils.toLEBytes(1 * 8000 * 16 / 8)) // BPSecond
.addBytes(ByteUtils.toLEBytes((short)(1 * 16 / 8))) // BPSample
.addBytes(ByteUtils.toLEBytes((short)(1 * 16))) // bPSecond
.addBytes("data".getBytes()) // data id
.addBytes(ByteUtils.toLEBytes(len)); // data chunk size
p.addBytes(block, len);
FileOutputStream fos = new FileOutputStream("d:\\fuck.wav");
fos.write(p.getBytes());
fos.flush();
fos.close();
}
}
}