1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
|
/*
* Modified for use with MPlayer, for details see the changelog at
* http://svn.mplayerhq.hu/mplayer/trunk/
* $Id$
*/
/*
* mpg123 defines
* used source: musicout.h from mpegaudio package
*/
#include "config.h"
#ifndef M_PI
#define M_PI 3.141592653589793238462
#endif
#ifndef M_SQRT2
#define M_SQRT2 1.414213562373095048802
#endif
#define REAL_IS_FLOAT
#define NEW_DCT9
#undef MPG123_REMOTE /* Get rid of this stuff for Win32 */
/*
# define real float
# define real long double
# define real double
#include "audio.h"
// #define AUDIOBUFSIZE 4096
*/
#define FALSE 0
#define TRUE 1
#define MAX_NAME_SIZE 81
#define SBLIMIT 32
#define SCALE_BLOCK 12
#define SSLIMIT 18
#define MPG_MD_STEREO 0
#define MPG_MD_JOINT_STEREO 1
#define MPG_MD_DUAL_CHANNEL 2
#define MPG_MD_MONO 3
/* #define MAXOUTBURST 32768 */
/* Pre Shift fo 16 to 8 bit converter table */
#define AUSHIFT (3)
struct al_table
{
short bits;
short d;
};
struct frame {
struct al_table *alloc;
int (*synth)(real *,int,unsigned char *,int *);
int (*synth_mono)(real *,unsigned char *,int *);
int stereo;
int jsbound;
int single;
int II_sblimit;
int down_sample_sblimit;
int lsf;
int mpeg25;
int down_sample;
int header_change;
int lay;
int error_protection;
int bitrate_index;
int sampling_frequency;
int padding;
int extension;
int mode;
int mode_ext;
int copyright;
int original;
int emphasis;
int framesize; /* computed framesize */
};
struct gr_info_s {
int scfsi;
unsigned part2_3_length;
unsigned big_values;
unsigned scalefac_compress;
unsigned block_type;
unsigned mixed_block_flag;
unsigned table_select[3];
unsigned subblock_gain[3];
unsigned maxband[3];
unsigned maxbandl;
unsigned maxb;
unsigned region1start;
unsigned region2start;
unsigned preflag;
unsigned scalefac_scale;
unsigned count1table_select;
real *full_gain[3];
real *pow2gain;
};
struct III_sideinfo
{
unsigned main_data_begin;
unsigned private_bits;
struct {
struct gr_info_s gr[2];
} ch[2];
};
extern real mp3lib_decwin[(512+32)];
extern real *mp3lib_pnts[];
extern int synth_1to1_pent( real *,int,short * );
extern int synth_1to1_MMX( real *,int,short * );
extern int synth_1to1_MMX_s(real *, int, short *, short *, int *);
extern void dct36_3dnow(real *,real *,real *,real *,real *);
extern void dct36_3dnowex(real *,real *,real *,real *,real *);
extern void dct36_sse(real *,real *,real *,real *,real *);
typedef int (*synth_func_t)( real *,int,short * );
typedef void (*dct36_func_t)(real *,real *,real *,real *,real *);
|
