private double timeStamp;
private float duration;
private short scoreBits;

byte[] bytes = new byte[14];

int k=1;
double n=0.0;
for(int i=0;i<8;i++){
n=n*k+b[i];
k*=10;
}

ByteBuffer.wrap(Arrays.copyOfRange(bytes , 0, 7)).getDouble();
ByteBuffer.wrap(Arrays.copyOfRange(bytes , 8, 12)).getFloat();
ByteBuffer.wrap(Arrays.copyOfRange(bytes , 13, 14)).getShort();

ByteBuffer bb = ByteBuffer.wrap(bytes);
bb.putDouble(timeStamp);
bb.putFloat(duration);
bb.putShort(scoreBits);

ByteArrayOutputStream baos = new ByteArrayOutputStream(14);
DataOutputStream dos = new DataOutputStream(baos);
dos.writeDouble(timeStamp);
dos.writeFloat(duration);
dos.writeShort(scoreBits);
bytes = baos.toByteArray();