/usr/include/gstreamer-1.0/gst/gstdevice.h is in libgstreamer1.0-dev 1.14.0-1.
This file is owned by root:root, with mode 0o644.
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* Copyright (C) 2012 Olivier Crete <olivier.crete@collabora.com>
*
* gstdevice.c: Device discovery
*
* 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_DEVICE_H__
#define __GST_DEVICE_H__
typedef struct _GstDevice GstDevice;
typedef struct _GstDeviceClass GstDeviceClass;
#include <gst/gstelement.h>
#include <gst/gstcaps.h>
G_BEGIN_DECLS
typedef struct _GstDevicePrivate GstDevicePrivate;
#define GST_TYPE_DEVICE (gst_device_get_type())
#define GST_IS_DEVICE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_DEVICE))
#define GST_IS_DEVICE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_DEVICE))
#define GST_DEVICE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_DEVICE, GstDeviceClass))
#define GST_DEVICE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_DEVICE, GstDevice))
#define GST_DEVICE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_DEVICE, GstDeviceClass))
#define GST_DEVICE_CAST(obj) ((GstDevice *)(obj))
/**
* GstDevice:
* @parent: The parent #GstObject strucuture.
*
* A device object.
*
* Since: 1.4
*/
struct _GstDevice {
GstObject parent;
/*< private >*/
GstDevicePrivate *priv;
gpointer _gst_reserved[GST_PADDING];
};
/**
* GstDeviceClass:
* @parent_class: The parent #GstObjectClass strucuture.
* @create_element: Creates the fully configured element to access this device.
* Subclasses need to override this and return a new element.
* @reconfigure_element: This only needs to be implemented by subclasses if the
* element can be reconfigured to use a different device. See the documentation
* for gst_device_reconfigure_element().
*
* The class structure for a #GstDevice object.
*
* Since: 1.4
*/
struct _GstDeviceClass {
GstObjectClass parent_class;
GstElement * (*create_element) (GstDevice * device, const gchar * name);
gboolean (*reconfigure_element) (GstDevice * device, GstElement * element);
/*< private >*/
gpointer _gst_reserved[GST_PADDING];
};
GST_API
GType gst_device_get_type (void);
GST_API
GstElement * gst_device_create_element (GstDevice * device, const gchar * name);
GST_API
GstCaps * gst_device_get_caps (GstDevice * device);
GST_API
gchar * gst_device_get_display_name (GstDevice * device);
GST_API
gchar * gst_device_get_device_class (GstDevice * device);
GST_API
GstStructure * gst_device_get_properties (GstDevice * device);
GST_API
gboolean gst_device_reconfigure_element (GstDevice * device,
GstElement * element);
GST_API
gboolean gst_device_has_classesv (GstDevice * device,
gchar ** classes);
GST_API
gboolean gst_device_has_classes (GstDevice * device,
const gchar * classes);
#ifdef G_DEFINE_AUTOPTR_CLEANUP_FUNC
G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstDevice, gst_object_unref)
#endif
G_END_DECLS
#endif /* __GST_DEVICE_H__ */
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