2 * Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
3 * 2000 Wim Taymans <wtay@chello.be>
5 * gstpluginfeature.h: Header for base GstPluginFeature
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Library General Public
9 * License as published by the Free Software Foundation; either
10 * version 2 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Library General Public License for more details.
17 * You should have received a copy of the GNU Library General Public
18 * License along with this library; if not, write to the
19 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
20 * Boston, MA 02111-1307, USA.
24 #ifndef __GST_PLUGIN_FEATURE_H__
25 #define __GST_PLUGIN_FEATURE_H__
27 #include <glib-object.h>
28 #include <gst/gsttypes.h>
32 #define GST_TYPE_PLUGIN_FEATURE (gst_plugin_feature_get_type())
33 #define GST_PLUGIN_FEATURE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_PLUGIN_FEATURE, GstPluginFeature))
34 #define GST_IS_PLUGIN_FEATURE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_PLUGIN_FEATURE))
35 #define GST_PLUGIN_FEATURE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_PLUGIN_FEATURE, GstPluginFeatureClass))
36 #define GST_IS_PLUGIN_FEATURE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_PLUGIN_FEATURE))
37 #define GST_PLUGIN_FEATURE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_PLUGIN_FEATURE, GstPluginFeatureClass))
39 #define GST_PLUGIN_FEATURE_NAME(feature) (GST_PLUGIN_FEATURE (feature)->name)
41 typedef struct _GstPluginFeature GstPluginFeature;
42 typedef struct _GstPluginFeatureClass GstPluginFeatureClass;
44 struct _GstPluginFeature {
53 gpointer _gst_reserved[GST_PADDING];
56 struct _GstPluginFeatureClass {
57 GObjectClass parent_class;
59 void (*unload_thyself) (GstPluginFeature *feature);
62 gpointer _gst_reserved[GST_PADDING];
71 typedef gboolean (*GstPluginFeatureFilter) (GstPluginFeature *feature,
74 /* normal GObject stuff */
75 GType gst_plugin_feature_get_type (void);
77 gboolean gst_plugin_feature_ensure_loaded (GstPluginFeature *feature);
78 void gst_plugin_feature_unload_thyself (GstPluginFeature *feature);
80 gboolean gst_plugin_feature_type_name_filter (GstPluginFeature *feature,
81 GstTypeNameData *data);
83 void gst_plugin_feature_set_rank (GstPluginFeature *feature, guint rank);
84 void gst_plugin_feature_set_name (GstPluginFeature *feature, const gchar *name);
85 guint gst_plugin_feature_get_rank (GstPluginFeature *feature);
86 G_CONST_RETURN gchar *gst_plugin_feature_get_name (GstPluginFeature *feature);
91 #endif /* __GST_PLUGIN_FEATURE_H__ */