/usr/include/gstreamer-1.0/gst/gstchildproxy.h is in libgstreamer1.0-dev 1.14.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright (C) 2005 Stefan Kost <ensonic@users.sf.net>
*
* gstchildproxy.h: interface header for multi child elements
*
* 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_CHILD_PROXY_H__
#define __GST_CHILD_PROXY_H__
#include <glib-object.h>
#include <gst/gst.h>
G_BEGIN_DECLS
#define GST_TYPE_CHILD_PROXY (gst_child_proxy_get_type ())
#define GST_CHILD_PROXY(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_CHILD_PROXY, GstChildProxy))
#define GST_IS_CHILD_PROXY(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_CHILD_PROXY))
#define GST_CHILD_PROXY_GET_INTERFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), GST_TYPE_CHILD_PROXY, GstChildProxyInterface))
/**
* GstChildProxy:
*
* Opaque #GstChildProxy data structure.
*/
typedef struct _GstChildProxy GstChildProxy; /* dummy object */
typedef struct _GstChildProxyInterface GstChildProxyInterface;
/**
* GstChildProxyInterface:
* @parent: parent interface type.
* @get_child_by_name: virtual method to fetch the child by name
* @get_child_by_index: virtual method to fetch the child by index
* @get_children_count: virtual method to get the children count
*
* #GstChildProxy interface.
*/
struct _GstChildProxyInterface
{
GTypeInterface parent;
/* methods */
GObject * (*get_child_by_name) (GstChildProxy * parent, const gchar * name);
GObject * (*get_child_by_index) (GstChildProxy * parent, guint index);
guint (*get_children_count) (GstChildProxy * parent);
/*< private >*/
/* signals */
void (*child_added) (GstChildProxy * parent, GObject * child, const gchar * name);
void (*child_removed) (GstChildProxy * parent, GObject * child, const gchar * name);
/*< private >*/
gpointer _gst_reserved[GST_PADDING];
};
GST_API
GType gst_child_proxy_get_type (void);
GST_API
GObject * gst_child_proxy_get_child_by_name (GstChildProxy * parent, const gchar * name);
GST_API
guint gst_child_proxy_get_children_count (GstChildProxy * parent);
GST_API
GObject * gst_child_proxy_get_child_by_index (GstChildProxy * parent, guint index);
GST_API
gboolean gst_child_proxy_lookup (GstChildProxy *object, const gchar *name,
GObject **target, GParamSpec **pspec);
GST_API
void gst_child_proxy_get_property (GstChildProxy * object, const gchar *name,
GValue *value);
GST_API
void gst_child_proxy_get_valist (GstChildProxy * object,
const gchar * first_property_name,
va_list var_args);
GST_API
void gst_child_proxy_get (GstChildProxy * object,
const gchar * first_property_name,
...) G_GNUC_NULL_TERMINATED;
GST_API
void gst_child_proxy_set_property (GstChildProxy * object, const gchar *name,
const GValue *value);
GST_API
void gst_child_proxy_set_valist (GstChildProxy* object,
const gchar * first_property_name,
va_list var_args);
GST_API
void gst_child_proxy_set (GstChildProxy * object,
const gchar * first_property_name,
...) G_GNUC_NULL_TERMINATED;
GST_API
void gst_child_proxy_child_added (GstChildProxy * parent, GObject * child,
const gchar *name);
GST_API
void gst_child_proxy_child_removed (GstChildProxy * parent, GObject * child,
const gchar *name);
G_END_DECLS
#endif /* __GST_CHILD_PROXY_H__ */
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