gstreamer_core/gst/gstsystemclock.h
author Pat Downey <patd@symbian.org>
Wed, 01 Sep 2010 12:16:41 +0100
branchRCL_3
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/* 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_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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/**
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 * GstSystemClock:
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 * @clock: The parent clock
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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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  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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#ifdef __SYMBIAN32__
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IMPORT_C
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#endif
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GType 			gst_system_clock_get_type 	(void);
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#ifdef __SYMBIAN32__
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IMPORT_C
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#endif
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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__ */