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/* GStreamer
* Copyright (C) 2005 Wim Taymans <wim@fluendo.com>
*
* gstsegment.h: Header for GstSegment subsystem
*
* 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.
*/
#ifndef __GST_SEGMENT_H__
#define __GST_SEGMENT_H__
#include <gst/gstevent.h>
#include <gst/gstformat.h>
G_BEGIN_DECLS
#define GST_TYPE_SEGMENT (gst_segment_get_type())
typedef struct _GstSegment GstSegment;
/**
* GstSegment:
* @rate: the rate of the segment
* @abs_rate: absolute value of @rate
* @format: the format of the segment values
* @flags: flags for this segment
* @start: the start of the segment
* @stop: the stop of the segment
* @time: the stream time of the segment
* @accum: accumulated segment
* @last_stop: last known stop time
* @duration: total duration of segment
* @applied_rate: the already applied rate to the segment
*
* A helper structure that holds the configured region of
* interest in a media file.
*/
struct _GstSegment {
/*< public >*/
gdouble rate;
gdouble abs_rate;
GstFormat format;
GstSeekFlags flags;
gint64 start;
gint64 stop;
gint64 time;
gint64 accum;
gint64 last_stop;
gint64 duration;
/* API added 0.10.6 */
gdouble applied_rate;
/*< private >*/
/*gpointer _gst_reserved[GST_PADDING-2];*/
guint8 _gst_reserved[(sizeof (gpointer) * GST_PADDING) - sizeof (gdouble)];
};
GType gst_segment_get_type (void);
GstSegment * gst_segment_new (void);
GstSegment * gst_segment_copy (GstSegment *segment);
void gst_segment_free (GstSegment *segment);
void gst_segment_init (GstSegment *segment, GstFormat format);
void gst_segment_set_duration (GstSegment *segment, GstFormat format, gint64 duration);
void gst_segment_set_last_stop (GstSegment *segment, GstFormat format, gint64 position);
void gst_segment_set_seek (GstSegment *segment, gdouble rate,
GstFormat format, GstSeekFlags flags,
GstSeekType start_type, gint64 start,
GstSeekType stop_type, gint64 stop,
gboolean *update);
void gst_segment_set_newsegment (GstSegment *segment, gboolean update, gdouble rate,
GstFormat format, gint64 start, gint64 stop, gint64 time);
void gst_segment_set_newsegment_full (GstSegment *segment, gboolean update, gdouble rate,
gdouble applied_rate, GstFormat format, gint64 start,
gint64 stop, gint64 time);
gint64 gst_segment_to_stream_time (GstSegment *segment, GstFormat format, gint64 position);
gint64 gst_segment_to_running_time (GstSegment *segment, GstFormat format, gint64 position);
gint64 gst_segment_to_position (GstSegment *segment, GstFormat format, gint64 running_time);
gboolean gst_segment_clip (GstSegment *segment, GstFormat format, gint64 start,
gint64 stop, gint64 *clip_start, gint64 *clip_stop);
gboolean gst_segment_set_running_time (GstSegment *segment, GstFormat format, gint64 running_time);
G_END_DECLS
#endif /* __GST_SEGMENT_H__ */
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