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
|
/*
Audio File Library
Copyright (C) 1998-2000, Michael Pruett <michael@68k.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307 USA.
*/
/*
util.h
This file contains some general utility functions for the Audio
File Library.
*/
#ifndef UTIL_H
#define UTIL_H
#include <stdint.h>
#include <stdlib.h>
#include "audiofile.h"
#include "afinternal.h"
struct AudioFormat;
bool _af_filesetup_ok (AFfilesetup setup);
bool _af_filehandle_ok (AFfilehandle file);
void *_af_malloc (size_t size);
void *_af_realloc (void *ptr, size_t size);
void *_af_calloc (size_t nmemb, size_t size);
char *_af_strdup (const char *s);
AUpvlist _af_pv_long (long val);
AUpvlist _af_pv_double (double val);
AUpvlist _af_pv_pointer (void *val);
bool _af_pv_getlong (AUpvlist pvlist, int param, long *l);
bool _af_pv_getdouble (AUpvlist pvlist, int param, double *d);
bool _af_pv_getptr (AUpvlist pvlist, int param, void **v);
bool _af_unique_ids (const int *ids, int nids, const char *idname, int iderr);
float _af_format_frame_size (const AudioFormat *format, bool stretch3to4);
int _af_format_frame_size_uncompressed (const AudioFormat *format, bool stretch3to4);
float _af_format_sample_size (const AudioFormat *format, bool stretch3to4);
int _af_format_sample_size_uncompressed (const AudioFormat *format, bool stretch3to4);
status _af_set_sample_format (AudioFormat *f, int sampleFormat, int sampleWidth);
status af_read_pstring (char value[256], File *);
status af_write_pstring (const char *value, File *);
#endif
|
