gstreamer/gst/proxy/gstproxysrc.h

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/*
* Copyright (C) 2015 Centricular Ltd.
* Author: Sebastian Dröge <sebastian@centricular.com>
* Author: Nirbheek Chauhan <nirbheek@centricular.com>
*
* 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_PROXY_SRC_H__
#define __GST_PROXY_SRC_H__
#include <gst/gst.h>
G_BEGIN_DECLS
#define GST_TYPE_PROXY_SRC (gst_proxy_src_get_type())
#define GST_PROXY_SRC(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_PROXY_SRC, GstProxySrc))
#define GST_IS_PROXY_SRC(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_PROXY_SRC))
#define GST_PROXY_SRC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass) , GST_TYPE_PROXY_SRC, GstProxySrcClass))
#define GST_IS_PROXY_SRC_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass) , GST_TYPE_PROXY_SRC))
#define GST_PROXY_SRC_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj) , GST_TYPE_PROXY_SRC, GstProxySrcClass))
typedef struct _GstProxySrc GstProxySrc;
typedef struct _GstProxySrcClass GstProxySrcClass;
typedef struct _GstProxySrcPrivate GstProxySrcPrivate;
struct _GstProxySrc {
GstBin parent;
/* < private > */
/* Queue to hold buffers from proxysink */
GstElement *queue;
/* Source pad of the above queue and the proxysrc element itself */
GstPad *srcpad;
/* Our internal srcpad that proxysink pushes buffers/events/queries into */
GstPad *internal_srcpad;
/* An unlinked dummy sinkpad; see gst_proxy_src_init() */
GstPad *dummy_sinkpad;
/* The matching proxysink; queries and events are sent to its sinkpad */
GWeakRef proxysink;
};
struct _GstProxySrcClass {
GstBinClass parent_class;
};
GType gst_proxy_src_get_type(void);
GST_ELEMENT_REGISTER_DECLARE (proxysrc);
G_END_DECLS
#endif /* __GST_PROXY_SRC_H__ */