58 lines
1.6 KiB
C
58 lines
1.6 KiB
C
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/***************************************************************************\
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*
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* MPEG Layer3-Audio Decoder
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* <EFBFBD> 1997-2006 by Fraunhofer IIS
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* All Rights Reserved
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*
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* filename: huffdec.h
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* project : ISO/MPEG Decoder
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* author : Martin Sieler
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* date : 1998-05-26
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* contents/description: main hufman decoding - HEADER
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*
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*
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\***************************************************************************/
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/*
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* $Date: 2010/11/17 20:46:02 $
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* $Id: huffdec.h,v 1.1 2010/11/17 20:46:02 audiodsp Exp $
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*/
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#ifndef __HUFFDEC_H__
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#define __HUFFDEC_H__
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/* ------------------------ includes --------------------------------------*/
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#include "mpeg.h"
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#include "huffmandecoder.h"
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/* ------------------------------------------------------------------------*/
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//
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// MPEG Layer-3 huffman decoding class.
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//
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// This class is derived from a CHuffmanDecoder object. In addition to
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// the CHuffmanDecoder object, this object calculates the number of
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// spectral lines in the big value area, the number of spectral lines in the
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// count-one area and the region boundaries within the big value area from
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// an MPEG Layer-3 bitstream sideinfo.
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//
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class CMp3Huffman : protected CHuffmanDecoder
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{
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public:
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CMp3Huffman() {}
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~CMp3Huffman() {}
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void Read
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(
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CBitStream &Bs, // where to read from
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int *pISpectrum, // pointer to spectrum
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MP3SI_GRCH &SiGrCh, // side info (granule/channel)
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const MPEG_INFO &Info // mpeg info
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);
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};
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/*-------------------------------------------------------------------------*/
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#endif
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