Edinburgh Speech Tools
2.4-release
Loading...
Searching...
No Matches
EST_wave_aux.h
1
/*************************************************************************/
2
/* */
3
/* Centre for Speech Technology Research */
4
/* University of Edinburgh, UK */
5
/* Copyright (c) 1996 */
6
/* All Rights Reserved. */
7
/* */
8
/* Permission is hereby granted, free of charge, to use and distribute */
9
/* this software and its documentation without restriction, including */
10
/* without limitation the rights to use, copy, modify, merge, publish, */
11
/* distribute, sublicense, and/or sell copies of this work, and to */
12
/* permit persons to whom this work is furnished to do so, subject to */
13
/* the following conditions: */
14
/* 1. The code must retain the above copyright notice, this list of */
15
/* conditions and the following disclaimer. */
16
/* 2. Any modifications must be clearly marked as such. */
17
/* 3. Original authors' names are not deleted. */
18
/* 4. The authors' names are not used to endorse or promote products */
19
/* derived from this software without specific prior written */
20
/* permission. */
21
/* */
22
/* THE UNIVERSITY OF EDINBURGH AND THE CONTRIBUTORS TO THIS WORK */
23
/* DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING */
24
/* ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT */
25
/* SHALL THE UNIVERSITY OF EDINBURGH NOR THE CONTRIBUTORS BE LIABLE */
26
/* FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES */
27
/* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN */
28
/* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, */
29
/* ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF */
30
/* THIS SOFTWARE. */
31
/* */
32
/*************************************************************************/
33
/* Author : Paul Taylor and Alan Black */
34
/* Date : May 1996 */
35
/*-----------------------------------------------------------------------*/
36
/* EST_Wave class auxiliary functions */
37
/* */
38
/*=======================================================================*/
39
40
41
/**@name EST_wave_aux
42
Auxiliary functions for processing waveforms.
43
*/
44
45
//@{
46
47
#ifndef __EST_WAVE_AUX_H__
48
#define __EST_WAVE_AUX_H__
49
50
#include "EST_String.h"
51
#include "EST_Wave.h"
52
#include "ling_class/EST_Relation.h"
53
#include "EST_Option.h"
54
#include "EST_FMatrix.h"
55
#include "EST_TNamedEnum.h"
56
57
58
int
wave_extract_channel(
EST_Wave
&
single
,
const
EST_Wave
&
multi
,
int
channel);
59
60
void
wave_combine_channels(
EST_Wave
&
combined
,
const
EST_Wave
&
multi
);
61
62
int
wave_subwave(
EST_Wave
&
subsig
,
EST_Wave
&
sig
,
int
offset,
int
length);
63
64
int
wave_divide(
EST_WaveList
&
wl
,
EST_Wave
&
sig
,
EST_Relation
&
keylab
,
65
const
EST_String
&
ext
);
66
67
int
wave_extract(
EST_Wave
&
part
,
EST_Wave
&
sig
,
EST_Relation
&
keylab
,
68
const
EST_String
&
file
);
69
70
void
add_waves(
EST_Wave
&s,
const
EST_Wave
&
m
);
71
72
EST_Wave
difference(
EST_Wave
&a,
EST_Wave
&b);
73
float
rms_error(
EST_Wave
&a,
EST_Wave
&b,
int
channel);
74
float
abs_error(
EST_Wave
&a,
EST_Wave
&b,
int
channel);
75
float
correlation(
EST_Wave
&a,
EST_Wave
&b,
int
channel);
76
77
EST_FVector
rms_error(
EST_Wave
&a,
EST_Wave
&b);
78
EST_FVector
abs_error(
EST_Wave
&a,
EST_Wave
&b);
79
EST_FVector
correlation(
EST_Wave
&a,
EST_Wave
&b);
80
81
EST_Wave
error(
EST_Wave
&ref,
EST_Wave
&test,
int
relax
);
82
83
void
absolute(
EST_Wave
&a);
84
85
EST_read_status read_wave(
EST_Wave
&
sig
,
const
EST_String
&
in_file
,
86
EST_Option
&
al
);
87
EST_write_status write_wave(
EST_Wave
&
sig
,
const
EST_String
&
in_file
,
EST_Option
&
al
);
88
void
wave_info(
EST_Wave
&w);
89
void
invert(
EST_Wave
&
sig
);
90
91
92
void
differentiate(
EST_Wave
&
sig
);
93
void
reverse(
EST_Wave
&
sig
);
94
95
void
ulaw_to_short(
const
unsigned
char
*
ulaw
,
short
*data,
int
length);
96
void
alaw_to_short(
const
unsigned
char
*
alaw
,
short
*data,
int
length);
97
void
uchar_to_short(
const
unsigned
char
*
chars
,
short
*data,
int
length);
98
void
short_to_char(
const
short
*data,
unsigned
char
*
chars
,
int
length);
99
void
short_to_ulaw(
const
short
*data,
unsigned
char
*
ulaw
,
int
length);
100
void
short_to_alaw(
const
short
*data,
unsigned
char
*
alaw
,
int
length);
101
102
// Used when setting Waves in Features
103
VAL_REGISTER_CLASS_DCLS(
wave
,
EST_Wave
)
104
105
enum
EST_sample_type_t {
106
st_unknown,
107
st_schar,
108
st_uchar,
109
st_short,
110
st_shorten,
111
st_int,
112
st_float,
113
st_double,
114
st_mulaw,
115
st_adpcm,
116
st_alaw,
117
st_ascii};
118
119
120
enum
EST_write_status wave_io_save_header(
FILE
*fp,
121
const
int
num_samples,
const
int
num_channels,
122
const
int
sample_rate,
123
const
EST_String
&
stype
,
const
int
bo
,
124
const
EST_String
& ftype);
125
126
extern
EST_TNamedEnum<EST_sample_type_t>
EST_sample_type_map;
127
128
#endif
/* __EST_WAVE_AUX_H__ */
129
130
//@}
EST_FVector
Definition
EST_FMatrix.h:114
EST_Hash_Pair
Definition
EST_THash.h:75
EST_Option
Definition
EST_Option.h:50
EST_Relation
Definition
EST_Relation.h:68
EST_String
Definition
EST_String.h:70
EST_TList
Definition
EST_TList.h:109
EST_Wave
Definition
EST_Wave.h:65
include
EST_wave_aux.h
Generated on Mon Apr 1 2024 04:48:28 for Edinburgh Speech Tools by
1.9.8