/* GStreamer

 * Copyright (C) <2005,2006> Wim Taymans <wim@fluendo.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., 59 Temple Place - Suite 330,

 * Boston, MA 02111-1307, USA.

 */

/*

 * Unless otherwise indicated, Source Code is licensed under MIT license.

 * See further explanation attached in License Statement (distributed in the file

 * LICENSE).

 *

 * Permission is hereby granted, free of charge, to any person obtaining a copy of

 * this software and associated documentation files (the "Software"), to deal in

 * the Software without restriction, including without limitation the rights to

 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies

 * of the Software, and to permit persons to whom the Software is furnished to do

 * so, subject to the following conditions:

 *

 * The above copyright notice and this permission notice shall be included in all

 * copies or substantial portions of the Software.

 *

 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE

 * SOFTWARE.

 */

#ifndef __GST_RTSP_RANGE_H__

#define __GST_RTSP_RANGE_H__

#include <glib.h>

#include <gst/rtsp/gstrtspdefs.h>

G_BEGIN_DECLS

/**

 * GstRTSPRangeUnit:

 * @GST_RTSP_RANGE_SMPTE: SMPTE timecode

 * @GST_RTSP_RANGE_SMPTE_30_DROP: 29.97 frames per second

 * @GST_RTSP_RANGE_SMPTE_25: 25 frames per second

 * @GST_RTSP_RANGE_NPT: Normal play time 

 * @GST_RTSP_RANGE_CLOCK: Absolute time expressed as ISO 8601 timestamps

 *

 * Different possible time range units.

 */

typedef enum

{

  GST_RTSP_RANGE_SMPTE,

  GST_RTSP_RANGE_SMPTE_30_DROP,

  GST_RTSP_RANGE_SMPTE_25,

  GST_RTSP_RANGE_NPT,

  GST_RTSP_RANGE_CLOCK

} GstRTSPRangeUnit;

typedef struct _GstRTSPTimeRange GstRTSPTimeRange;

typedef struct _GstRTSPTime GstRTSPTime;

/**

 * GstRTSPTimeType:

 * @GST_RTSP_TIME_SECONDS: seconds

 * @GST_RTSP_TIME_NOW: now

 * @GST_RTSP_TIME_END: end

 *

 * Possible time types.

 */

typedef enum {

  GST_RTSP_TIME_SECONDS,

  GST_RTSP_TIME_NOW,

  GST_RTSP_TIME_END

} GstRTSPTimeType;

/**

 * GstRTSPTime:

 * @type: the time of the time

 * @seconds: seconds when @type is GST_RTSP_TIME_SECONDS 

 *

 * A time indication.

 */

struct _GstRTSPTime {

  GstRTSPTimeType type;

  gdouble         seconds;

};

/**

 * GstRTSPTimeRange:

 * @unit: the time units used

 * @min: the minimum interval

 * @max: the maximum interval

 *

 * A time range.

 */

struct _GstRTSPTimeRange {

  GstRTSPRangeUnit unit;

  GstRTSPTime min;

  GstRTSPTime max;

};

GstRTSPResult   gst_rtsp_range_parse        (const gchar *rangestr, GstRTSPTimeRange **range);

void            gst_rtsp_range_free         (GstRTSPTimeRange *range);

G_END_DECLS

#endif /* __GST_RTSP_RANGE_H__ */