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1eb9932dbb
Some tag parsers and writers use same datetime format based on ISO 8601. We can reduce some code by creating some general functions for it. API: gst_date_time_to_iso8601_string() API: gst_date_time_new_from_iso8601_string() https://bugzilla.gnome.org/show_bug.cgi?id=678031
103 lines
4.4 KiB
C
103 lines
4.4 KiB
C
/* GStreamer
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* Copyright (C) 2010 Thiago Santos <thiago.sousa.santos@collabora.co.uk>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_DATE_TIME_H__
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#define __GST_DATE_TIME_H__
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#include <time.h>
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#include <glib.h>
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G_BEGIN_DECLS
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/**
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* GstDateTime:
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*
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* Opaque, immutable, refcounted struct that stores date, time and timezone
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* information. It currently supports ranges from 0001-01-01 to
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* 9999-12-31 in the Gregorian proleptic calendar.
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*
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* Use the acessor functions to get the stored values.
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*/
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typedef struct _GstDateTime GstDateTime;
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/* query which fields are set */
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gboolean gst_date_time_has_year (const GstDateTime * datetime);
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gboolean gst_date_time_has_month (const GstDateTime * datetime);
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gboolean gst_date_time_has_day (const GstDateTime * datetime);
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gboolean gst_date_time_has_time (const GstDateTime * datetime);
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gboolean gst_date_time_has_second (const GstDateTime * datetime);
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/* field getters */
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gint gst_date_time_get_year (const GstDateTime * datetime);
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gint gst_date_time_get_month (const GstDateTime * datetime);
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gint gst_date_time_get_day (const GstDateTime * datetime);
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gint gst_date_time_get_hour (const GstDateTime * datetime);
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gint gst_date_time_get_minute (const GstDateTime * datetime);
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gint gst_date_time_get_second (const GstDateTime * datetime);
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gint gst_date_time_get_microsecond (const GstDateTime * datetime);
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gfloat gst_date_time_get_time_zone_offset (const GstDateTime * datetime);
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/* constructors */
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GstDateTime * gst_date_time_new_from_unix_epoch_local_time (gint64 secs) G_GNUC_MALLOC;
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GstDateTime * gst_date_time_new_from_unix_epoch_utc (gint64 secs) G_GNUC_MALLOC;
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GstDateTime * gst_date_time_new_local_time (gint year,
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gint month,
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gint day,
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gint hour,
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gint minute,
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gdouble seconds) G_GNUC_MALLOC;
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GstDateTime * gst_date_time_new_y (gint year) G_GNUC_MALLOC;
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GstDateTime * gst_date_time_new_ym (gint year,
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gint month) G_GNUC_MALLOC;
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GstDateTime * gst_date_time_new_ymd (gint year,
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gint month,
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gint day) G_GNUC_MALLOC;
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GstDateTime * gst_date_time_new (gfloat tzoffset,
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gint year, gint month,
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gint day, gint hour,
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gint minute,
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gdouble seconds) G_GNUC_MALLOC;
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GstDateTime * gst_date_time_new_now_local_time (void) G_GNUC_MALLOC;
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GstDateTime * gst_date_time_new_now_utc (void) G_GNUC_MALLOC;
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gchar * gst_date_time_to_iso8601_string (GstDateTime * datetime) G_GNUC_MALLOC;
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GstDateTime * gst_date_time_new_from_iso8601_string (const gchar * string) G_GNUC_MALLOC;
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/* refcounting */
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GstDateTime * gst_date_time_ref (GstDateTime * datetime);
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void gst_date_time_unref (GstDateTime * datetime);
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G_END_DECLS
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#endif /* __GST_DATE_TIME_H__ */
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