gstreamer/gnl/gnlsource.h
2014-10-31 11:58:07 +01:00

66 lines
2 KiB
C

/* GStreamer
* Copyright (C) 2001 Wim Taymans <wim.taymans@gmail.com>
* 2004-2008 Edward Hervey <bilboed@bilboed.com>
*
* gnlsource.h: Header for base GnlSource
*
* 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 __GNL_SOURCE_H__
#define __GNL_SOURCE_H__
#include <gst/gst.h>
#include "gnlobject.h"
G_BEGIN_DECLS
#define GNL_TYPE_SOURCE \
(gnl_source_get_type())
#define GNL_SOURCE(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GNL_TYPE_SOURCE,GnlSource))
#define GNL_SOURCE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GNL_TYPE_SOURCE,GnlSourceClass))
#define GNL_SOURCE_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS ((obj), GNL_TYPE_SOURCE, GnlSourceClass))
#define GNL_IS_SOURCE(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GNL_TYPE_SOURCE))
#define GNL_IS_SOURCE_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GNL_TYPE_SOURCE))
typedef struct _GnlSourcePrivate GnlSourcePrivate;
struct _GnlSource
{
GnlObject parent;
/* controlled source element, acces with gst_bin_[add|remove]_element */
GstElement *element;
GnlSourcePrivate *priv;
};
struct _GnlSourceClass
{
GnlObjectClass parent_class;
/* control_element() takes care of controlling the given element */
gboolean (*control_element) (GnlSource * source, GstElement * element);
};
GType gnl_source_get_type (void);
G_END_DECLS
#endif /* __GNL_SOURCE_H__ */