/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.

*

* This library is free software; you can redistribute it and/or

* modify it under the terms of the GNU Lesser 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

* Lesser General Public License for more details.

*

* You should have received a copy of the GNU Lesser 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.

*

* Description:

*

*/

#ifndef __ERROR_CONCEALMENT_INTERFACE__H

#define __ERROR_CONCEALMENT_INTERFACE__H

#include <glib.h>

#include <gst/gstelement.h>

#include <gst/gstpluginfeature.h>

#include <gst/gst.h>

G_BEGIN_DECLS

#define GST_TYPE_ERROR_CONCEALMENT     (gst_error_concealment_get_type ())

#define GST_ERROR_CONCEALMENT(obj)     (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_ERROR_CONCEALMENT, GstErrorConcealment))

#define GST_IS_ERROR_CONCEALMENT(obj)      (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_ERROR_CONCEALMENT))

#define GST_ERROR_CONCEALMENT_GET_IFACE(obj)   (G_TYPE_INSTANCE_GET_INTERFACE ((obj), GST_TYPE_ERROR_CONCEALMENT, GstErrorConcealmentIntfc))

typedef struct _GstErrorConcealment      GstErrorConcealment;

typedef struct _GstErrorConcealmentIntfc GstErrorConcealmentIntfc;

struct _GstErrorConcealmentIntfc

    {

    GTypeInterface parent;

    /**

     * Indicates that an frame of encoded audio is lost and that error

     * concealment should be performed for a lost frame.

     * By definition, the next buffer sent to the decoder will contain no

     * valid audio data.

     * @return status

     */

    gint (*ConcealErrorForNextBuffer) (void);

    /**

     * Puts the hwdevice into a frame-based interface.

     * The alternate mode of interface would be buffer-based.

     * @param aFrameMode

     * @return status

     */

    gint (*SetFrameMode)(gboolean aFrameMode);

    /**

     * Query to find out if frame-based interface is required by hwdevice

     * for supporting error concealment.

     * @param aFrameModeRqrd indicates if frame mode is required.

     * @return status

     */

    gint (*FrameModeRqrdForEC)(gboolean* aFrameModeRqrd);

    };

IMPORT_C GType gst_error_concealment_get_type(void);

G_END_DECLS

#endif /* __ERROR_CONCEALMENT_INTERFACE */