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/* GStreamer valve element
*
* Copyright 2007 Collabora Ltd,
* Copyright 2007 Nokia Corporation
* @author: Olivier Crete <olivier.crete@collabora.co.uk>
*
* 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_VALVE_H__
#define __GST_VALVE_H__
#include <gst/gst.h>
G_BEGIN_DECLS
/* #define's don't like whitespacey bits */
#define GST_TYPE_VALVE \
(gst_valve_get_type())
#define GST_VALVE(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj), \
GST_TYPE_VALVE,GstValve))
#define GST_VALVE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass), \
GST_TYPE_VALVE,GstValveClass))
#define GST_IS_VALVE(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_VALVE))
#define GST_IS_VALVE_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_VALVE))
typedef struct _GstValve GstValve;
typedef struct _GstValveClass GstValveClass;
/**
* GstValve:
*
* The private valve structure
*/
struct _GstValve
{
/*< private >*/
GstElement parent;
/* atomic boolean */
volatile gint drop;
/* Protected by the stream lock */
gboolean discont;
gboolean need_repush_sticky;
GstPad *srcpad;
GstPad *sinkpad;
};
struct _GstValveClass
{
GstElementClass parent_class;
};
G_GNUC_INTERNAL GType gst_valve_get_type (void);
G_END_DECLS
#endif /* __GST_VALVE_H__ */