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92 lines
3.1 KiB
C
92 lines
3.1 KiB
C
/* GStreamer
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* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
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* 2000 Wim Taymans <wtay@chello.be>
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*
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* gstpluginfeature.h: Header for base GstPluginFeature
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_PLUGIN_FEATURE_H__
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#define __GST_PLUGIN_FEATURE_H__
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#include <glib-object.h>
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#include <gst/gsttypes.h>
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G_BEGIN_DECLS
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#define GST_TYPE_PLUGIN_FEATURE (gst_plugin_feature_get_type())
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#define GST_PLUGIN_FEATURE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_PLUGIN_FEATURE, GstPluginFeature))
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#define GST_IS_PLUGIN_FEATURE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_PLUGIN_FEATURE))
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#define GST_PLUGIN_FEATURE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_PLUGIN_FEATURE, GstPluginFeatureClass))
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#define GST_IS_PLUGIN_FEATURE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_PLUGIN_FEATURE))
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#define GST_PLUGIN_FEATURE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_PLUGIN_FEATURE, GstPluginFeatureClass))
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#define GST_PLUGIN_FEATURE_NAME(feature) (GST_PLUGIN_FEATURE (feature)->name)
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typedef struct _GstPluginFeature GstPluginFeature;
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typedef struct _GstPluginFeatureClass GstPluginFeatureClass;
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struct _GstPluginFeature {
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GObject object;
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/*< private >*/
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gchar *name;
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guint rank;
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gpointer manager;
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gpointer _gst_reserved[GST_PADDING];
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};
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struct _GstPluginFeatureClass {
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GObjectClass parent_class;
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void (*unload_thyself) (GstPluginFeature *feature);
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gpointer _gst_reserved[GST_PADDING];
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};
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typedef struct {
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const gchar *name;
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GType type;
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} GstTypeNameData;
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/* filter */
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typedef gboolean (*GstPluginFeatureFilter) (GstPluginFeature *feature,
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gpointer user_data);
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/* normal GObject stuff */
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GType gst_plugin_feature_get_type (void);
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gboolean gst_plugin_feature_ensure_loaded (GstPluginFeature *feature);
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void gst_plugin_feature_unload_thyself (GstPluginFeature *feature);
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gboolean gst_plugin_feature_type_name_filter (GstPluginFeature *feature,
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GstTypeNameData *data);
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void gst_plugin_feature_set_rank (GstPluginFeature *feature, guint rank);
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void gst_plugin_feature_set_name (GstPluginFeature *feature, const gchar *name);
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guint gst_plugin_feature_get_rank (GstPluginFeature *feature);
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G_CONST_RETURN gchar *gst_plugin_feature_get_name (GstPluginFeature *feature);
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G_END_DECLS
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#endif /* __GST_PLUGIN_FEATURE_H__ */
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