mp3dec_alloc_tab.c

audio-video-codecs.rar语音编解码器

/*//////////////////////////////////////////////////////////////////////////////
//
//                  INTEL CORPORATION PROPRIETARY INFORMATION
//     This software is supplied under the terms of a license agreement or
//     nondisclosure agreement with Intel Corporation and may not be copied
//     or disclosed except in accordance with the terms of that agreement.
//          Copyright(c) 2003-2006 Intel Corporation. All Rights Reserved.
//
*/

#include "mp3dec_own.h"

#ifdef __cplusplus
extern "C" {
#endif

/*
Table 3-B.2a Possible quantization per subband

Fs = 48 kHz Bit rates per channel = 56, 64, 80, 96, 112, 128, 160, 192 kbits/s,
and free format
Fs = 44.1 kHz Bit rates per channel = 56, 64, 80 kbits/s
Fs = 32 kHz Bit rates per channel = 56, 64, 80 kbits/s
*/
Ipp8u mp3dec_alloc_table1[] =  {
    0,  0,  2,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15, 16,
    0,  0,  2,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15, 16,
    0,  0,  2,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15, 16,
    0,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
    0,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
    0,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
    0,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
    0,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
    0,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
    0,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
    0,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
    0,  0,  1,  2,  3,  4,  5, 16,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  2,  3,  4,  5, 16,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  2,  3,  4,  5, 16,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  2,  3,  4,  5, 16,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  2,  3,  4,  5, 16,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  2,  3,  4,  5, 16,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  2,  3,  4,  5, 16,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  2,  3,  4,  5, 16,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  2,  3,  4,  5, 16,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  2,  3,  4,  5, 16,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  2,  3,  4,  5, 16,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  2,  3,  4,  5, 16,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1, 16,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1, 16,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1, 16,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1, 16,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0
};

Ipp32s mp3dec_nbal_alloc_table1[32] =  {
    4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3,
    3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 0, 0, 0, 0, 0
};

/*
Table 3-B.2b. Possible quantization per subband

Fs = 48 kHz -------------- not relevant --------------
Fs = 44.1 kHz Bitrates per channel = 96, 112, 128, 160, 192 kbits/s
and free format
Fs = 32 kHz Bitrates per channel = 96, 112, 128, 160, 192 kbits/s
and free format
*/

Ipp8u mp3dec_alloc_table2[] =  {
    0,  0,  2,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15, 16,
    0,  0,  2,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15, 16,
    0,  0,  2,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15, 16,
    0,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
    0,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
    0,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
    0,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
    0,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
    0,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
    0,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
    0,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 16,
    0,  0,  1,  2,  3,  4,  5, 16,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  2,  3,  4,  5, 16,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  2,  3,  4,  5, 16,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  2,  3,  4,  5, 16,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  2,  3,  4,  5, 16,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  2,  3,  4,  5, 16,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  2,  3,  4,  5, 16,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  2,  3,  4,  5, 16,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  2,  3,  4,  5, 16,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  2,  3,  4,  5, 16,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  2,  3,  4,  5, 16,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  2,  3,  4,  5, 16,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1, 16,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1, 16,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1, 16,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1, 16,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1, 16,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1, 16,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1, 16,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0
};

Ipp32s mp3dec_nbal_alloc_table2[32] =  {
    4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3,
    3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 0, 0
};

/*
Table 3-B.2c. Possible quantization per subband


Fs = 48 kHz Bitrates per channel = 32, 48 kbits/s
Fs = 44.1 kHz Bitrates per channel = 32, 48 kbits/s
Fs = 32 kHz -------- not relevant --------
*/
Ipp8u mp3dec_alloc_table3[] =  {
    0,  0,  1,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15,
    0,  0,  1,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15,
    0,  0,  1,  3,  4,  5,  6,  7,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  4,  5,  6,  7,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  4,  5,  6,  7,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  4,  5,  6,  7,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  4,  5,  6,  7,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  4,  5,  6,  7,  0,  0,  0,  0,  0,  0,  0,  0
};

Ipp32s mp3dec_nbal_alloc_table3[32] =  {
    4, 4, 3, 3, 3, 3, 3, 3, 0, 0, 0, 0, 0, 0, 0, 0,
    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
};

/*
Table 3-B.2d. Possible quantization per subband

Fs = 48 kHz  ------- not relevant -------
Fs = 44.1kHz  ------- not relevant -------
Fs = 32 kHz  Bitrates per channel = 32, 48 kbits/s
*/

Ipp8u mp3dec_alloc_table4[] =  {
    0,  0,  1,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15,
    0,  0,  1,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15,
    0,  0,  1,  3,  4,  5,  6,  7,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  4,  5,  6,  7,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  4,  5,  6,  7,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  4,  5,  6,  7,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  4,  5,  6,  7,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  4,  5,  6,  7,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  4,  5,  6,  7,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  4,  5,  6,  7,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  4,  5,  6,  7,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  4,  5,  6,  7,  0,  0,  0,  0,  0,  0,  0,  0
};

Ipp32s mp3dec_nbal_alloc_table4[32] =  {
    4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 0, 0, 0, 0,
    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
};

/*
Table B-1 (MPEG 2). Possible quantization per subband

Fs = 16, 22.05, 24 kHz
*/

Ipp8u mp3dec_alloc_table5[] =  {
    0,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14,
    0,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14,
    0,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14,
    0,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14,
    0,  0,  1,  3,  4,  5,  6,  7,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  4,  5,  6,  7,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  4,  5,  6,  7,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  4,  5,  6,  7,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  4,  5,  6,  7,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  4,  5,  6,  7,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  4,  5,  6,  7,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
    0,  0,  1,  3,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,