/* GStreamer

 * Copyright (C) 2001 RidgeRun (http://www.ridgerun.com/)

 * Written by Erik Walthinsen <omega@ridgerun.com>

 *

 * gstindexfactory.c: Index for mappings and other data

 *

 * 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.

 */

/**

 * SECTION:gstindexfactory

 * @short_description: Create GstIndexes from a factory

 * @see_also: #GstIndex

 *

 * GstIndexFactory is used to dynamically create GstIndex implementations.

 */

#include "gst_private.h"

#include "gstinfo.h"

#include "gstindex.h"

#include "gstindexfactory.h"

#include "gstmarshal.h"

#include "gstregistry.h"

static void gst_index_factory_class_init (GstIndexFactoryClass * klass);

static void gst_index_factory_finalize (GObject * object);

static GstPluginFeatureClass *factory_parent_class = NULL;

/* static guint gst_index_factory_signals[LAST_SIGNAL] = { 0 }; */

static void

gst_index_factory_class_init (GstIndexFactoryClass * klass)

{

  factory_parent_class = g_type_class_peek_parent (klass);

  gobject_class->finalize = GST_DEBUG_FUNCPTR (gst_index_factory_finalize);

}

static void

gst_index_factory_finalize (GObject * object)

{

  GstIndexFactory *factory = GST_INDEX_FACTORY (object);

  g_free (factory->longdesc);

  G_OBJECT_CLASS (factory_parent_class)->finalize (object);

}

/**

 * gst_index_factory_new:

 * @name: name of indexfactory to create

 * @longdesc: long description of indexfactory to create

 * @type: the GType of the GstIndex element of this factory

 *

 * Create a new indexfactory with the given parameters

 *

 * Returns: a new #GstIndexFactory.

 */

#ifdef __SYMBIAN32__

EXPORT_C

#endif

GstIndexFactory *

gst_index_factory_new (const gchar * name, const gchar * longdesc, GType type)

{

  GstIndexFactory *factory;

  g_return_val_if_fail (name != NULL, NULL);

  factory = GST_INDEX_FACTORY (g_object_new (GST_TYPE_INDEX_FACTORY, NULL));

  GST_PLUGIN_FEATURE_NAME (factory) = g_strdup (name);

  if (factory->longdesc)

    g_free (factory->longdesc);

  factory->longdesc = g_strdup (longdesc);

  factory->type = type;

  return factory;

}

/**

 * gst_index_factory_destroy:

 * @factory: factory to destroy

 *

 * Removes the index from the global list.

 */

#ifdef __SYMBIAN32__

EXPORT_C

#endif

void

gst_index_factory_destroy (GstIndexFactory * factory)

{

  g_return_if_fail (factory != NULL);

  /* we don't free the struct bacause someone might  have a handle to it.. */

}

/**

 * gst_index_factory_find:

 * @name: name of indexfactory to find

 *

 * Search for an indexfactory of the given name.

 *

 * Returns: #GstIndexFactory if found, NULL otherwise

 */

#ifdef __SYMBIAN32__

EXPORT_C

#endif

GstIndexFactory *

gst_index_factory_find (const gchar * name)

{

  GstPluginFeature *feature;

  g_return_val_if_fail (name != NULL, NULL);

  GST_DEBUG ("gstindex: find \"%s\"", name);

  feature = gst_registry_find_feature (gst_registry_get_default (), name,

      GST_TYPE_INDEX_FACTORY);

  if (feature)

    return GST_INDEX_FACTORY (feature);

  return NULL;

}

/**

 * gst_index_factory_create:

 * @factory: the factory used to create the instance

 *

 * Create a new #GstIndex instance from the

 * given indexfactory.

 *

 * Returns: A new #GstIndex instance.

 */

#ifdef __SYMBIAN32__

EXPORT_C

#endif

GstIndex *

gst_index_factory_create (GstIndexFactory * factory)

{

  GstIndexFactory *newfactory;

  GstIndex *new = NULL;

  g_return_val_if_fail (factory != NULL, NULL);

  newfactory =

      GST_INDEX_FACTORY (gst_plugin_feature_load (GST_PLUGIN_FEATURE

          (factory)));

  if (newfactory == NULL)

    return NULL;

  new = GST_INDEX (g_object_new (newfactory->type, NULL));

  gst_object_unref (newfactory);

  return new;

}

/**

 * gst_index_factory_make:

 * @name: the name of the factory used to create the instance

 *

 * Create a new #GstIndex instance from the

 * indexfactory with the given name.

 *

 * Returns: A new #GstIndex instance.

 */

#ifdef __SYMBIAN32__

EXPORT_C

#endif

GstIndex *

gst_index_factory_make (const gchar * name)

{

  GstIndexFactory *factory;

  g_return_val_if_fail (name != NULL, NULL);

  factory = gst_index_factory_find (name);

  if (factory == NULL)

}