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
|
/*
* stats.c
*
* Copyright (C) Aaron Holtzman - May 1999
*
* This file is part of ac3dec, a free Dolby AC-3 stream decoder.
*
* ac3dec is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* ac3dec is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNU Make; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#include <stdlib.h>
#include <stdio.h>
#include "config.h"
#include "ac3.h"
#include "ac3_internal.h"
#include "decode.h"
#include "stats.h"
#include "debug.h"
struct mixlev_s
{
float clev;
char *desc;
};
static const struct mixlev_s cmixlev_tbl[4] =
{
{0.707, "(-3.0 dB)"}, {0.595, "(-4.5 dB)"},
{0.500, "(-6.0 dB)"}, {1.0, "Invalid"}
};
static const struct mixlev_s smixlev_tbl[4] =
{
{0.707, "(-3.0 dB)"}, {0.500, "(-6.0 dB)"},
{ 0.0, "off "}, { 1.0, "Invalid"}
};
void stats_print_banner(ac3_state_t * state)
{
fprintf(stdout,"%d.%d Mode\n",state->nfchans,state->lfeon);
}
void stats_print_syncinfo(ac3_state_t * state)
{
dprintf("(syncinfo) ");
switch (state->fscod)
{
case 2:
dprintf("32 KHz ");
break;
case 1:
dprintf("44.1 KHz ");
break;
case 0:
dprintf("48 KHz ");
break;
default:
dprintf("Invalid sampling rate ");
break;
}
}
void stats_print_bsi(ac3_state_t * state)
{
dprintf("(bsi) ");
dprintf(" %d.%d Mode ",state->nfchans,state->lfeon);
if ((state->acmod & 0x1) && (state->acmod != 0x1))
dprintf(" Centre Mix Level %s ",cmixlev_tbl[state->cmixlev].desc);
if (state->acmod & 0x4)
dprintf(" Sur Mix Level %s ",smixlev_tbl[state->cmixlev].desc);
dprintf("\n");
}
char *exp_strat_tbl[4] = {"R ","D15 ","D25 ","D45 "};
void stats_print_audblk(ac3_state_t * state,audblk_t *audblk)
{
uint32_t i;
dprintf("(audblk) ");
dprintf("%s ",audblk->cplinu ? "cpl on " : "cpl off");
dprintf("%s ",audblk->phsflginu? "phsflg " : " ");
dprintf("[");
for(i=0;i<state->nfchans;i++)
dprintf("%1d",audblk->blksw[i]);
dprintf("]");
dprintf("\n");
}
|
