gstreamer/gst/registries/gstxmlregistry.h

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/* GStreamer
* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
* 2000 Wim Taymans <wtay@chello.be>
*
* gstpluginfeature.h: Header for base GstXMLRegistry
*
* 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_XML_REGISTRY_H__
#define __GST_XML_REGISTRY_H__
#include <gst/gstregistry.h>
G_BEGIN_DECLS
#define GST_TYPE_XML_REGISTRY \
(gst_xml_registry_get_type())
#define GST_XML_REGISTRY(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_XML_REGISTRY,GstXMLRegistry))
#define GST_XML_REGISTRY_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_XML_REGISTRY,GstXMLRegistryClass))
#define GST_XML_REGISTRY_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_XML_REGISTRY, GstXMLRegistryClass))
#define GST_IS_XML_REGISTRY(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_XML_REGISTRY))
#define GST_IS_XML_REGISTRY_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_XML_REGISTRY))
typedef struct _GstXMLRegistry GstXMLRegistry;
typedef struct _GstXMLRegistryClass GstXMLRegistryClass;
typedef enum {
GST_XML_REGISTRY_NONE,
GST_XML_REGISTRY_TOP,
GST_XML_REGISTRY_PATHS,
GST_XML_REGISTRY_PATH,
GST_XML_REGISTRY_PATHS_DONE,
GST_XML_REGISTRY_PLUGIN,
GST_XML_REGISTRY_FEATURE,
GST_XML_REGISTRY_PADTEMPLATE,
GST_XML_REGISTRY_CAPS,
GST_XML_REGISTRY_STRUCTURE,
GST_XML_REGISTRY_PROPERTIES
} GstXMLRegistryState;
typedef enum {
GST_XML_REGISTRY_READ,
GST_XML_REGISTRY_WRITE
} GstXMLRegistryMode;
typedef void (*GstXMLRegistryGetPerms) (GstXMLRegistry *registry);
typedef void (*GstXMLRegistryAddPathList) (GstXMLRegistry *registry);
typedef gboolean (*GstXMLRegistryParser) (GMarkupParseContext *context,
const gchar *tag,
const gchar *text,
gsize text_len,
GstXMLRegistry *registry,
GError **error);
typedef gboolean (*GstXMLRegistryOpen) (GstXMLRegistry *registry,
GstXMLRegistryMode mode);
typedef gboolean (*GstXMLRegistryLoad) (GstXMLRegistry *registry,
gchar *dest,
gssize *size);
typedef gboolean (*GstXMLRegistrySave) (GstXMLRegistry *registry,
gchar *format,
...);
typedef gboolean (*GstXMLRegistryClose) (GstXMLRegistry *registry);
struct _GstXMLRegistry {
GstRegistry object;
gchar *location;
gboolean open;
FILE *regfile;
gchar *buffer;
GMarkupParseContext *context;
GList *open_tags;
GstXMLRegistryState state;
GstXMLRegistryParser parser;
GstPlugin *current_plugin;
GstPluginFeature *current_feature;
gchar *name_template;
GstPadDirection direction;
GstPadPresence presence;
GstCaps *caps;
gchar *caps_name;
gchar *structure_name;
gboolean in_list;
GList *entry_list;
gchar *list_name;
};
struct _GstXMLRegistryClass {
GstRegistryClass parent_class;
GstXMLRegistryGetPerms get_perms_func;
GstXMLRegistryAddPathList add_path_list_func;
GstXMLRegistryOpen open_func;
GstXMLRegistryLoad load_func;
GstXMLRegistrySave save_func;
GstXMLRegistryClose close_func;
};
/* normal GObject stuff */
GType gst_xml_registry_get_type (void);
GstRegistry* gst_xml_registry_new (const gchar *name, const gchar *location);
G_END_DECLS
#endif /* __GST_XML_REGISTRY_H__ */