gstreamer/ext/raw1394/gst1394clock.h
2009-09-09 18:19:56 -07:00

81 lines
2.4 KiB
C

/* GStreamer
* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
* 2005 Wim Taymans <wim@fluendo.com>
* Copyright (C) 2009 David Schleef <ds@schleef.org>
*
* gst1394clock.h: Clock for use by the IEEE 1394
*
* 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_1394_CLOCK_H__
#define __GST_1394_CLOCK_H__
#include <gst/gst.h>
#include <gst/gstsystemclock.h>
#include <libraw1394/raw1394.h>
G_BEGIN_DECLS
#define GST_TYPE_1394_CLOCK \
(gst_1394_clock_get_type())
#define GST_1394_CLOCK(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_1394_CLOCK,Gst1394Clock))
#define GST_1394_CLOCK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_1394_CLOCK,Gst1394ClockClass))
#define GST_IS_1394_CLOCK(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_1394_CLOCK))
#define GST_IS_1394_CLOCK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_1394_CLOCK))
#define GST_1394_CLOCK_CAST(obj) \
((Gst1394Clock*)(obj))
typedef struct _Gst1394Clock Gst1394Clock;
typedef struct _Gst1394ClockClass Gst1394ClockClass;
/**
* Gst1394Clock:
* @clock: parent #GstSystemClock
*
* Opaque #Gst1394Clock.
*/
struct _Gst1394Clock {
GstSystemClock clock;
raw1394handle_t handle;
GstClockTime last_time;
guint32 cycle_timer_lo;
guint32 cycle_timer_hi;
};
struct _Gst1394ClockClass {
GstSystemClockClass parent_class;
/*< private >*/
gpointer _gst_reserved[GST_PADDING];
};
GType gst_1394_clock_get_type (void);
Gst1394Clock* gst_1394_clock_new (const gchar *name);
void gst_1394_clock_set_handle (Gst1394Clock *clock,
raw1394handle_t handle);
void gst_1394_clock_unset_handle (Gst1394Clock *clock);
G_END_DECLS
#endif /* __GST_1394_CLOCK_H__ */