bitstrmint.cpp

来自「symbian 下的helix player源代码」· C++ 代码 · 共 62 行

/* ***** BEGIN LICENSE BLOCK ***** 
 * Version: RCSL 1.0/RPSL 1.0 
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 * Portions Copyright (c) 1995-2002 RealNetworks, Inc. All Rights Reserved. 
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 * the file under the RealNetworks Community Source License Version 1.0 
 * (the "RCSL") available at http://www.helixcommunity.org/content/rcsl, 
 * in which case the RCSL will apply. You may also obtain the license terms 
 * directly from RealNetworks.  You may not use this file except in 
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 * This file is part of the Helix DNA Technology. RealNetworks is the 
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 * it created. 
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 * This file, and the files included with this file, is distributed and made 
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 * ***** END LICENSE BLOCK ***** */ 

/* a class to conveniently read unsigned integers from bitstreams. */

#include "bitstrmint.h"
#include "bitstream.h"

CBitstreamInt::CBitstreamInt(const UINT32 nBits, const UINT32 value)
: mnBits(nBits), mValue(value)
{
}

UINT32 CBitstreamInt::Read(struct BITSTREAM &bs) 
{
	return mValue = readBits(&bs, mnBits) ;
}

UINT32 CBitstreamInt::Read(struct BITSTREAM &bs, const UINT32 nBits)
{
	return mValue = readBits(&bs, nBits) ;
}

CBitstreamInt &CBitstreamInt::operator= (UINT32 value)
{
	mnBits = 0 ;
	mValue = value ;
	return *this ;
}