1 /*

     2 * Copyright (c) 2010 Ixonos Plc.

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of the "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - Initial contribution

    11 *

    12 * Contributors:

    13 * Ixonos Plc

    14 *

    15 * Description:

    16 *

    17 */

    18 

    19 

    20 /**************************************************************************

    21   mp3tool.h - Interface to MP3 core structures.

    22  

    23   Author(s): Juha Ojanpera

    24   Copyright (c) 2004 by Nokia Research Center, Audio-Visual Systems.

    25   *************************************************************************/

    26 

    27 #ifndef    MP3TOOL_H_

    28 #define MP3TOOL_H_

    29 

    30 /*-- Project Headers. --*/

    31 #include "nok_bits.h"

    32 #include "mpaud.h"

    33 

    34 /*

    35  * Low level implementations for the mp3 engine. 

    36  */

    37 

    38 /*-- Implementations defined in module 'layer3.cpp'. --*/

    39 BOOL III_get_side_info(CMPAudDec *mp, TBitStream *bs);

    40 void III_get_scale_factors(CMP_Stream *mp, int16 gr, int16 ch);

    41 void L3WriteSideInfo(TBitStream *bs, CIII_Side_Info *sideInfo, TMPEG_Header *header);

    42 

    43 /*-- Implementations defined in module 'l3huffman.cpp'. */ 

    44 void InitL3Huffman(CHuffman *huf);

    45 int16 III_huffman_decode(CMPAudDec *mp, int16 gr, int16 ch, int32 part2);

    46 

    47 /*-- Implementations defined in module 'l3sfb.cpp'. */ 

    48 void III_SfbDataInit(CIII_SfbData *sfbData, TMPEG_Header *header);

    49 

    50 #endif    /*-- MP3TOOL_H_ --*/