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/**
* @class dash::mpd::IRange
* @brief This interface is needed for accessing the attributes and elements of the Metrics <tt><b>Range</b></tt> element as specified in <em>ISO/IEC 23009-1, Part 1, 2012</em>, section 5.9.2, table 23
* @details It specifies the time period during which DASH Metrics collection is requested.
* @see dash::mpd::IMetrics
*
* @author bitmovin Softwareentwicklung OG \n
* Email: libdash-dev@vicky.bitmovin.net
* @version 2.1
* @date 2013
* @copyright bitmovin Softwareentwicklung OG, All Rights Reserved \n\n
* This source code and its use and distribution, is subject to the terms
* and conditions of the applicable license agreement.
*/
#ifndef IRANGE_H_
#define IRANGE_H_
#include "config.h"
namespace dash
{
namespace mpd
{
class IRange
{
public:
virtual ~IRange(){}
/**
* Returns a reference to a string that specifies the start time of the DASH Metrics collection operation.
* When not present, DASH Metrics collection is requested from the beginning of content consumption.
* For services with <tt><b>MPD</b>\@type='dynamic'</tt>, the start time is indicated in wallclock time by adding the value of this
* attribute to the value of the <tt><b>MPD</b>\@availabilityStartTime</tt> attribute.
* For services with <tt><b>MPD</b>\@type='static'</tt>, the start time is indicated in Media Presentation time and is relative to the
* PeriodStart time of the first Period in this MPD.
* \b NOTE: For example, if <tt><b>MPD</b>\@availabilityStartTime</tt> is 14:30 and the metrics collection is intended to start at 14:45, then \c \@starttime is 0:15.
* @return a reference to a string
*/
virtual const std::string& GetStarttime () const = 0;
/**
* Returns a reference to a string that specifies the duration of the DASH metrics collection interval. The value of the attribute expresses in Media Presentation time.
* If not present, the value is identical to the Media Presentation duration.
* @return a reference to string
*/
virtual const std::string& GetDuration () const = 0;
};
}
}
#endif /* IRANGE_H_ */
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