gstreamer/gst/gstsystemclock.h
Tim-Philipp Müller 8983cce9f6 gst: GST_EXPORT -> GST_API
We need different export decorators for the different libs.
For now no actual change though, just rename before the release,
and add prelude headers to define the new decorator to GST_EXPORT.
2018-03-13 00:45:35 +00:00

96 lines
3.1 KiB
C

/* GStreamer
* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
* 2000 Wim Taymans <wtay@chello.be>
* 2005 Wim Taymans <wim@fluendo.com>
*
* gstsystemclock.h: A clock implementation based on system time
*
* 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_SYSTEM_CLOCK_H__
#define __GST_SYSTEM_CLOCK_H__
#include <gst/gstclock.h>
G_BEGIN_DECLS
#define GST_TYPE_SYSTEM_CLOCK (gst_system_clock_get_type ())
#define GST_SYSTEM_CLOCK(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_SYSTEM_CLOCK, GstSystemClock))
#define GST_SYSTEM_CLOCK_CAST(obj) ((GstSystemClock *)(obj))
#define GST_IS_SYSTEM_CLOCK(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_SYSTEM_CLOCK))
#define GST_SYSTEM_CLOCK_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_SYSTEM_CLOCK, GstSystemClockClass))
#define GST_IS_SYSTEM_CLOCK_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_SYSTEM_CLOCK))
#define GST_SYSTEM_CLOCK_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_SYSTEM_CLOCK, GstSystemClockClass))
typedef struct _GstSystemClock GstSystemClock;
typedef struct _GstSystemClockClass GstSystemClockClass;
typedef struct _GstSystemClockPrivate GstSystemClockPrivate;
/**
* GstClockType:
* @GST_CLOCK_TYPE_REALTIME: time since Epoch
* @GST_CLOCK_TYPE_MONOTONIC: monotonic time since some unspecified starting
* point
* @GST_CLOCK_TYPE_OTHER: some other time source is used (Since 1.0.5)
*
* The different kind of clocks.
*/
typedef enum {
GST_CLOCK_TYPE_REALTIME = 0,
GST_CLOCK_TYPE_MONOTONIC = 1,
GST_CLOCK_TYPE_OTHER = 2
} GstClockType;
/**
* GstSystemClock:
*
* The default implementation of a #GstClock that uses the system time.
*/
struct _GstSystemClock {
GstClock clock;
/*< private >*/
GstSystemClockPrivate *priv;
gpointer _gst_reserved[GST_PADDING];
};
struct _GstSystemClockClass {
GstClockClass parent_class;
/*< private >*/
gpointer _gst_reserved[GST_PADDING];
};
GST_API
GType gst_system_clock_get_type (void);
GST_API
GstClock* gst_system_clock_obtain (void);
GST_API
void gst_system_clock_set_default (GstClock *new_clock);
#ifdef G_DEFINE_AUTOPTR_CLEANUP_FUNC
G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstSystemClock, gst_object_unref)
#endif
G_END_DECLS
#endif /* __GST_SYSTEM_CLOCK_H__ */