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tdemultimedia/mpeglib/lib/splay/mpegAudioBitWindow.cpp

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/*
bitwindow class
Copyright (C) 2000 Martin Vogt
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Library General Public License as published by
the Free Software Foundation.
For more information look at the file COPYRIGHT in this package
*/
#include "mpegAudioBitWindow.h"
#include <iostream>
using namespace std;
int MpegAudioBitWindow::getCanReadBits() {
int p=bitindex>>3;
int bytes=point - p;
int bits=bytes*8+(bitindex&7);
cout << "point:"<<point
<< " p:"<<p
<< " bytes:"<<bytes
<<" bitindex:"<<bitindex<<" can read:"<<bits<<endl;
return bits;
}
void MpegAudioBitWindow::wrap(void) {
int p=bitindex>>3;
point&=(WINDOWSIZE-1);
if(p>=point) {
for(register int i=4;i<point;i++)
buffer[WINDOWSIZE+i]=buffer[i];
}
*((int *)(buffer+WINDOWSIZE))=*((int *)buffer);
}