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
|
/* GStreamer
* Copyright (C) 2010 Thiago Santos <thiago.sousa.santos@collabora.co.uk>
*
* 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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_DATE_TIME_H__
#define __GST_DATE_TIME_H__
#include <time.h>
#include <glib.h>
G_BEGIN_DECLS
/**
* GstDateTime:
*
* Opaque, immutable, refcounted struct that stores date, time and timezone
* information. It currently supports ranges from 0001-01-01 to
* 9999-12-31 in the Gregorian proleptic calendar.
*
* Use the accessor functions to get the stored values.
*/
typedef struct _GstDateTime GstDateTime;
GST_EXPORT GType _gst_date_time_type;
/**
* GST_TYPE_DATE_TIME:
*
* a boxed #GValue type for #GstDateTime that represents a date and time.
*
* Returns: the #GType of GstDateTime
*/
#define GST_TYPE_DATE_TIME (_gst_date_time_type)
GType gst_date_time_get_type (void);
/* query which fields are set */
gboolean gst_date_time_has_year (const GstDateTime * datetime);
gboolean gst_date_time_has_month (const GstDateTime * datetime);
gboolean gst_date_time_has_day (const GstDateTime * datetime);
gboolean gst_date_time_has_time (const GstDateTime * datetime);
gboolean gst_date_time_has_second (const GstDateTime * datetime);
/* field getters */
gint gst_date_time_get_year (const GstDateTime * datetime);
gint gst_date_time_get_month (const GstDateTime * datetime);
gint gst_date_time_get_day (const GstDateTime * datetime);
gint gst_date_time_get_hour (const GstDateTime * datetime);
gint gst_date_time_get_minute (const GstDateTime * datetime);
gint gst_date_time_get_second (const GstDateTime * datetime);
gint gst_date_time_get_microsecond (const GstDateTime * datetime);
gfloat gst_date_time_get_time_zone_offset (const GstDateTime * datetime);
/* constructors */
GstDateTime * gst_date_time_new_from_unix_epoch_local_time (gint64 secs) G_GNUC_MALLOC;
GstDateTime * gst_date_time_new_from_unix_epoch_utc (gint64 secs) G_GNUC_MALLOC;
GstDateTime * gst_date_time_new_local_time (gint year,
gint month,
gint day,
gint hour,
gint minute,
gdouble seconds) G_GNUC_MALLOC;
GstDateTime * gst_date_time_new_y (gint year) G_GNUC_MALLOC;
GstDateTime * gst_date_time_new_ym (gint year,
gint month) G_GNUC_MALLOC;
GstDateTime * gst_date_time_new_ymd (gint year,
gint month,
gint day) G_GNUC_MALLOC;
GstDateTime * gst_date_time_new (gfloat tzoffset,
gint year, gint month,
gint day, gint hour,
gint minute,
gdouble seconds) G_GNUC_MALLOC;
GstDateTime * gst_date_time_new_now_local_time (void) G_GNUC_MALLOC;
GstDateTime * gst_date_time_new_now_utc (void) G_GNUC_MALLOC;
gchar * gst_date_time_to_iso8601_string (GstDateTime * datetime) G_GNUC_MALLOC;
GstDateTime * gst_date_time_new_from_iso8601_string (const gchar * string) G_GNUC_MALLOC;
GDateTime * gst_date_time_to_g_date_time (GstDateTime * datetime);
GstDateTime * gst_date_time_new_from_g_date_time (GDateTime * dt);
/* refcounting */
GstDateTime * gst_date_time_ref (GstDateTime * datetime);
void gst_date_time_unref (GstDateTime * datetime);
G_END_DECLS
#endif /* __GST_DATE_TIME_H__ */
|