gstreamer/gst/gstsystemclock.h
Wim Taymans 53b6bb6242 Added a first stab at a better clocking system.
Original commit message from CVS:
Added a first stab at a better clocking system.
It still needs more infrastructure for async notification and custom clock
implementors.
This thing can still deadlock the pipeline.
2002-02-03 20:07:09 +00:00

68 lines
2 KiB
C

/* GStreamer
* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
* 2000 Wim Taymans <wtay@chello.be>
*
* gstclock.h: Header for clock subsystem
*
* 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.
*/
#ifndef __GST_SYSTEM_CLOCK_H__
#define __GST_SYSTEM_CLOCK_H__
#include <gst/gstclock.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#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_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_SYSTEM_CLOCK,GstSystemClockClass))
#define GST_IS_SYSTEM_CLOCK(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_SYSTEM_CLOCK))
#define GST_IS_SYSTEM_CLOCK_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_SYSTEM_CLOCK))
typedef struct _GstSystemClock GstSystemClock;
typedef struct _GstSystemClockClass GstSystemClockClass;
struct _GstSystemClock {
GstClock clock;
GstClockTime absolute_start;
GstClockTime current_time;
};
struct _GstSystemClockClass {
GstClockClass parent_class;
};
GType gst_system_clock_get_type (void);
GstClock* gst_system_clock_obtain (void);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __GST_SYSTEM_CLOCK_H__ */