/* GStreamer

 * Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>

 *                    2000 Wim Taymans <wtay@chello.be>

 *

 * gstidentity.h:

 *

 * 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_IDENTITY_H__

#define __GST_IDENTITY_H__

#include <gst/gst.h>

#include <gst/base/gstbasetransform.h>

G_BEGIN_DECLS

#define GST_TYPE_IDENTITY \

  (gst_identity_get_type())

#define GST_IDENTITY(obj) \

  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_IDENTITY,GstIdentity))

#define GST_IDENTITY_CLASS(klass) \

  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_IDENTITY,GstIdentityClass))

#define GST_IS_IDENTITY(obj) \

  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_IDENTITY))

#define GST_IS_IDENTITY_CLASS(klass) \

  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_IDENTITY))

typedef struct _GstIdentity GstIdentity;

typedef struct _GstIdentityClass GstIdentityClass;

/**

 * GstIdentity:

 *

 * Opaque #GstIdentity data structure

 */

struct _GstIdentity {

  GstBaseTransform 	 element;

  /*< private >*/

  GstClockID     clock_id;

  gboolean       flushing;

  gint 	 	 error_after;

  gfloat 	 drop_probability;

  gint		 datarate;

  guint 	 sleep_time;

  gboolean 	 silent;

  gboolean 	 dump;

  gboolean 	 sync;

  gboolean 	 check_imperfect_timestamp;

  gboolean 	 check_imperfect_offset;

  gboolean	 single_segment;

  GstBufferFlags drop_buffer_flags;

  GstClockTime   prev_timestamp;

  GstClockTime   prev_duration;

  guint64        prev_offset;

  guint64        prev_offset_end;

  gchar 	*last_message;

  guint64        offset;

  gboolean       signal_handoffs;

  GstClockTime   upstream_latency;

  GCond          blocked_cond;

  gboolean       blocked;

  GstClockTimeDiff  ts_offset;

  gboolean       drop_allocation;

};

struct _GstIdentityClass {

  GstBaseTransformClass parent_class;

  /* signals */

  void (*handoff) (GstElement *element, GstBuffer *buf);

};

G_GNUC_INTERNAL GType gst_identity_get_type (void);

G_END_DECLS

#endif /* __GST_IDENTITY_H__ */