/usr/include/gstreamer-1.0/gst/gsturi.h is in libgstreamer1.0-dev 1.4.4-2+deb8u1.
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* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
* 2000 Wim Taymans <wtay@chello.be>
*
* gsturi.h: Header for uri to element mappings
*
* 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_URI_H__
#define __GST_URI_H__
#include <glib.h>
#include <gst/gstelement.h>
G_BEGIN_DECLS
GQuark gst_uri_error_quark (void);
/**
* GST_URI_ERROR:
*
* Get access to the error quark of the uri subsystem.
*/
#define GST_URI_ERROR gst_uri_error_quark ()
/**
* GstURIError:
* @GST_URI_ERROR_UNSUPPORTED_PROTOCOL: The protocol is not supported
* @GST_URI_ERROR_BAD_URI: There was a problem with the URI
* @GST_URI_ERROR_BAD_STATE: Could not set or change the URI because the
* URI handler was in a state where that is not possible or not permitted
* @GST_URI_ERROR_BAD_REFERENCE: There was a problem with the entity that
* the URI references
*
* Different URI-related errors that can occur.
*/
typedef enum
{
GST_URI_ERROR_UNSUPPORTED_PROTOCOL,
GST_URI_ERROR_BAD_URI,
GST_URI_ERROR_BAD_STATE,
GST_URI_ERROR_BAD_REFERENCE
} GstURIError;
/**
* GstURIType:
* @GST_URI_UNKNOWN: The URI direction is unknown
* @GST_URI_SINK: The URI is a consumer.
* @GST_URI_SRC: The URI is a producer.
*
* The different types of URI direction.
*/
typedef enum {
GST_URI_UNKNOWN,
GST_URI_SINK,
GST_URI_SRC
} GstURIType;
/**
* GST_URI_TYPE_IS_VALID:
* @type: A #GstURIType
*
* Tests if the type direction is valid.
*/
#define GST_URI_TYPE_IS_VALID(type) ((type) == GST_URI_SRC || (type) == GST_URI_SINK)
/* uri handler functions */
#define GST_TYPE_URI_HANDLER (gst_uri_handler_get_type ())
#define GST_URI_HANDLER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_URI_HANDLER, GstURIHandler))
#define GST_IS_URI_HANDLER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_URI_HANDLER))
#define GST_URI_HANDLER_GET_INTERFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), GST_TYPE_URI_HANDLER, GstURIHandlerInterface))
/**
* GstURIHandler:
*
* Opaque #GstURIHandler structure.
*/
typedef struct _GstURIHandler GstURIHandler;
typedef struct _GstURIHandlerInterface GstURIHandlerInterface;
/**
* GstURIHandlerInterface:
* @parent: The parent interface type
* @get_type: Method to tell whether the element handles source or sink URI.
* @get_protocols: Method to return the list of protocols handled by the element.
* @get_uri: Method to return the URI currently handled by the element.
* @set_uri: Method to set a new URI.
*
* Any #GstElement using this interface should implement these methods.
*/
struct _GstURIHandlerInterface {
GTypeInterface parent;
/* vtable */
/*< public >*/
/* querying capabilities */
GstURIType (* get_type) (GType type);
const gchar * const * (* get_protocols) (GType type);
/* using the interface */
gchar * (* get_uri) (GstURIHandler * handler);
gboolean (* set_uri) (GstURIHandler * handler,
const gchar * uri,
GError ** error);
};
/* general URI functions */
gboolean gst_uri_protocol_is_valid (const gchar * protocol);
gboolean gst_uri_protocol_is_supported (const GstURIType type,
const gchar *protocol);
gboolean gst_uri_is_valid (const gchar * uri);
gchar * gst_uri_get_protocol (const gchar * uri) G_GNUC_MALLOC;
gboolean gst_uri_has_protocol (const gchar * uri,
const gchar * protocol);
gchar * gst_uri_get_location (const gchar * uri) G_GNUC_MALLOC;
gchar * gst_uri_construct (const gchar * protocol,
const gchar * location) G_GNUC_MALLOC;
gchar * gst_filename_to_uri (const gchar * filename,
GError ** error) G_GNUC_MALLOC;
GstElement * gst_element_make_from_uri (const GstURIType type,
const gchar * uri,
const gchar * elementname,
GError ** error) G_GNUC_MALLOC;
/* accessing the interface */
GType gst_uri_handler_get_type (void);
GstURIType gst_uri_handler_get_uri_type (GstURIHandler * handler);
const gchar * const * gst_uri_handler_get_protocols (GstURIHandler * handler);
gchar * gst_uri_handler_get_uri (GstURIHandler * handler) G_GNUC_MALLOC;
gboolean gst_uri_handler_set_uri (GstURIHandler * handler,
const gchar * uri,
GError ** error);
G_END_DECLS
#endif /* __GST_URI_H__ */
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