diff -r 000000000000 -r 951a5db380a0 videoeditorengine/mp3aacManipLib/AACGain/inc/dec_huf.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/videoeditorengine/mp3aacManipLib/AACGain/inc/dec_huf.h Fri Jan 29 14:08:33 2010 +0200 @@ -0,0 +1,77 @@ +/* +* Copyright (c) 2010 Ixonos Plc. +* All rights reserved. +* This component and the accompanying materials are made available +* under the terms of the "Eclipse Public License v1.0" +* which accompanies this distribution, and is available +* at the URL "http://www.eclipse.org/legal/epl-v10.html". +* +* Initial Contributors: +* Nokia Corporation - Initial contribution +* +* Contributors: +* Ixonos Plc +* +* Description: +* +*/ + + +/************************************************************************** + dec_huf.h - AAC Huffman decoding declarations. + + Author(s): Juha Ojanpera + Copyright (c) 2000-2004 by Nokia Research Center, Speech and Audio Systems. + *************************************************************************/ + +#ifndef DEC_HUFFMAN_H_ +#define DEC_HUFFMAN_H_ + +/*-- Project Headers. --*/ +#include "defines.h" + +#define MAX_AAC_QHUFTABLES (11) + +/* + Purpose: Structure defining Huffman codeword values for + quantized spectral coefficients. + Explanation: - */ + +typedef struct Huffman_DecCodeStr +{ + uint16 huf_param; /* Quantized spectral coefficients. */ + uint16 codeword; /* Huffman codeword. */ + +} Huffman_DecCode; + +/* + Purpose: Structure defining Huffman codebook parameters for + quantized spectral coefficients. + Explanation: - */ +typedef struct Huffman_DecInfoStr +{ + int16 cb_len; /* Codebook size. */ + const Huffman_DecCode *huf; /* Codeword parameters for this codebook. */ + +} Huffman_DecInfo; + +/* + Purpose: Structure defining Huffman codebook parameters for + scalefactors. + Explanation: - */ +typedef struct Huffman_DecSfInfoStr +{ + int16 cb_len; /* Codebook size. */ + const uint32 *sf_param; /* Codeword parameters. */ + +} Huffman_DecSfInfo; + + + +/*-- Following functions are implemented in module 'dec_huftables.c'. --*/ +Huffman_DecInfo **LoadHuffmanDecTablesL(void); +void CloseHuffmanDecTables(Huffman_DecInfo **); +Huffman_DecSfInfo *LoadSfHuffmanTableL(void); +void CloseSfHuffmanTable(Huffman_DecSfInfo *sfHuf); + +#endif /*-- DEC_HUFFMAN_H_ --*/