/* GStreamer tag muxer base class

 * Copyright (C) 2006 Christophe Fergeau  <teuf@gnome.org>

 * Copyright (C) 2006,2011 Tim-Philipp Müller <tim centricular net>

 * Copyright (C) 2009 Pioneers of the Inevitable <songbird@songbirdnest.com>

 *

 * 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_TAG_MUX_H

#define GST_TAG_MUX_H

#include <gst/gst.h>

#include <gst/tag/tag-prelude.h>

G_BEGIN_DECLS

#define GST_TYPE_TAG_MUX \

  (gst_tag_mux_get_type())

#define GST_TAG_MUX(obj) \

  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_TAG_MUX,GstTagMux))

#define GST_TAG_MUX_CLASS(klass) \

  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_TAG_MUX,GstTagMuxClass))

#define GST_IS_TAG_MUX(obj) \

  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_TAG_MUX))

#define GST_IS_TAG_MUX_CLASS(klass) \

  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_TAG_MUX))

typedef struct _GstTagMux GstTagMux;

typedef struct _GstTagMuxClass GstTagMuxClass;

typedef struct _GstTagMuxPrivate GstTagMuxPrivate;

/**

 * GstTagMux:

 * @element: parent element

 *

 * Opaque #GstTagMux structure.

 */

struct _GstTagMux {

  GstElement    element;

  /*< private >*/

  GstTagMuxPrivate *priv;

  gpointer _gst_reserved[GST_PADDING];

};

/**

 * GstTagMuxClass:

 * @parent_class: the parent class.

 * @render_start_tag: create a tag buffer to add to the beginning of the

 *     input stream given a tag list, or NULL

 * @render_end_tag: create a tag buffer to add to the end of the

 *     input stream given a tag list, or NULL

 *

 * The #GstTagMuxClass structure. Subclasses need to override at least one

 * of the two render vfuncs.

 */

struct _GstTagMuxClass {

  GstElementClass parent_class;

  /* vfuncs */

  GstBuffer  * (*render_start_tag) (GstTagMux * mux, const GstTagList * tag_list);

  GstBuffer  * (*render_end_tag)   (GstTagMux * mux, const GstTagList * tag_list);

  /*< private >*/

  gpointer _gst_reserved[GST_PADDING];

};

GST_TAG_API

GType gst_tag_mux_get_type (void);

#ifdef G_DEFINE_AUTOPTR_CLEANUP_FUNC

G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstTagMux, gst_object_unref)

#endif

G_END_DECLS

#endif