OPIE: core/multimedia/opieplayer/libmpeg3/audio/tables.h Source File

00001 /**********************************************************************
00002 ** Copyright (C) 2000 Trolltech AS.  All rights reserved.
00003 **
00004 ** This file is part of Qtopia Environment.
00005 **
00006 ** This file may be distributed and/or modified under the terms of the
00007 ** GNU General Public License version 2 as published by the Free Software
00008 ** Foundation and appearing in the file LICENSE.GPL included in the
00009 ** packaging of this file.
00010 **
00011 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
00012 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
00013 **
00014 ** See http://www.trolltech.com/gpl/ for GPL licensing information.
00015 **
00016 ** Contact info@trolltech.com if any conditions of this licensing are
00017 ** not clear to you.
00018 **
00019 **********************************************************************/
00020 #ifndef TABLES_H
00021 #define TABLES_H
00022 
00023 extern int mpeg3_tabsel_123[2][3][16];
00024 
00025 extern long mpeg3_freqs[9];
00026 
00027 struct mpeg3_bandInfoStruct 
00028 {
00029         int longIdx[23];
00030         int longDiff[22];
00031         int shortIdx[14];
00032         int shortDiff[13];
00033 };
00034 
00035 
00036 extern mpeg3_real_t mpeg3_decwin[512 + 32];
00037 extern mpeg3_real_t mpeg3_cos64[16], mpeg3_cos32[8], mpeg3_cos16[4], mpeg3_cos8[2], mpeg3_cos4[1];
00038 
00039 extern mpeg3_real_t *mpeg3_pnts[5];
00040 
00041 extern int mpeg3_grp_3tab[32 * 3];   /* used: 27 */
00042 extern int mpeg3_grp_5tab[128 * 3];  /* used: 125 */
00043 extern int mpeg3_grp_9tab[1024 * 3]; /* used: 729 */
00044 extern long mpeg3_intwinbase[257];
00045 extern mpeg3_real_t mpeg3_COS6_1, mpeg3_COS6_2;
00046 
00047 #if defined(USE_FIXED_POINT) && !defined(PRINT_FIXED_POINT_TABLES)
00048 # define REAL_MATRIX(var,dim1,dimn) mpeg3_real_t (*var)dimn
00049 #else
00050 # define REAL_MATRIX(var,dim1,dimn) mpeg3_real_t var dim1 dimn
00051 #endif
00052 extern REAL_MATRIX(mpeg3_muls, [27], [64]);     /* also used by layer 1 */
00053 extern REAL_MATRIX(mpeg3_gainpow2, [256 + 118 + 4], );
00054 extern REAL_MATRIX(mpeg3_ispow, [8207], );
00055 extern REAL_MATRIX(mpeg3_aa_ca, [8], );
00056 extern REAL_MATRIX(mpeg3_aa_cs, [8], );
00057 extern REAL_MATRIX(mpeg3_win, [4], [36]);
00058 extern REAL_MATRIX(mpeg3_win1, [4], [36]);
00059 extern REAL_MATRIX(mpeg3_COS1, [12], [6]);
00060 extern REAL_MATRIX(mpeg3_COS9, [9], );
00061 extern REAL_MATRIX(mpeg3_tfcos36, [9], );
00062 extern REAL_MATRIX(mpeg3_tfcos12, [3], );
00063 extern REAL_MATRIX(mpeg3_cos9, [3], );
00064 extern REAL_MATRIX(mpeg3_cos18, [3], );
00065 extern REAL_MATRIX(mpeg3_tan1_1, [16], );
00066 extern REAL_MATRIX(mpeg3_tan2_1, [16], );
00067 extern REAL_MATRIX(mpeg3_tan1_2, [16], );
00068 extern REAL_MATRIX(mpeg3_tan2_2, [16], );
00069 extern REAL_MATRIX(mpeg3_pow1_1, [2], [16]);
00070 extern REAL_MATRIX(mpeg3_pow2_1, [2], [16]);
00071 extern REAL_MATRIX(mpeg3_pow1_2, [2], [16]);
00072 extern REAL_MATRIX(mpeg3_pow2_2, [2], [16]);
00073 
00074 extern int mpeg3_longLimit[9][23];
00075 extern int mpeg3_shortLimit[9][14];
00076 
00077 extern struct mpeg3_bandInfoStruct mpeg3_bandInfo[9];
00078 
00079 extern int mpeg3_mapbuf0[9][152];
00080 extern int mpeg3_mapbuf1[9][156];
00081 extern int mpeg3_mapbuf2[9][44];
00082 extern int *mpeg3_map[9][3];
00083 extern int *mpeg3_mapend[9][3];
00084 
00085 extern unsigned int mpeg3_n_slen2[512]; /* MPEG 2.0 slen for 'normal' mode */
00086 extern unsigned int mpeg3_i_slen2[256]; /* MPEG 2.0 slen for intensity stereo */
00087 
00088 #endif