/* GStreamer

 * Copyright (C) 2004 Benjamin Otte <otte@gnome.org>

 *

 * 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.

 */

#include <gst/gst.h>

#ifndef __GST_ADAPTER_H__

#define __GST_ADAPTER_H__

G_BEGIN_DECLS

#define GST_TYPE_ADAPTER \

  (gst_adapter_get_type())

#define GST_ADAPTER(obj) \

  (G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_ADAPTER, GstAdapter))

#define GST_ADAPTER_CLASS(klass) \

  (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_ADAPTER, GstAdapterClass))

#define GST_ADAPTER_GET_CLASS(obj) \

  (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_ADAPTER, GstAdapterClass))

#define GST_IS_ADAPTER(obj) \

  (G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_ADAPTER))

#define GST_IS_ADAPTER_CLASS(klass) \

  (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_ADAPTER))

typedef struct _GstAdapter GstAdapter;

typedef struct _GstAdapterClass GstAdapterClass;

/**

 * GstAdapter:

 * @object: the parent object.

 *

 * The opaque #GstAdapter data structure.

 */

struct _GstAdapter {

  GObject	object;

  /*< private >*/

  GSList *	buflist;

  guint		size;

  guint		skip;

  /* we keep state of assembled pieces */

  guint8 *	assembled_data;

  guint		assembled_size;

  guint		assembled_len;

  /* Remember where the end of our buffer list is to

   * speed up the push */

  GSList *buflist_end;

};

struct _GstAdapterClass {

  GObjectClass	parent_class;

  /*< private >*/

  gpointer _gst_reserved[GST_PADDING];

};

#ifdef __SYMBIAN32__

IMPORT_C

#endif

GstAdapter *		gst_adapter_new			(void);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

void			gst_adapter_clear		(GstAdapter *adapter);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

void			gst_adapter_push		(GstAdapter *adapter, GstBuffer* buf);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

const guint8 *		gst_adapter_peek      		(GstAdapter *adapter, guint size);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

void    		gst_adapter_copy      		(GstAdapter *adapter, guint8 *dest,

                                                         guint offset, guint size);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

void			gst_adapter_flush		(GstAdapter *adapter, guint flush);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

guint8*			gst_adapter_take		(GstAdapter *adapter, guint nbytes);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

GstBuffer*		gst_adapter_take_buffer		(GstAdapter *adapter, guint nbytes);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

guint			gst_adapter_available		(GstAdapter *adapter);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

guint			gst_adapter_available_fast    	(GstAdapter *adapter);

#ifdef __SYMBIAN32__

IMPORT_C

#endif

G_END_DECLS

#endif /* __GST_ADAPTER_H__ */