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