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<a href="#id2703417" class="shortcut">Description</a></nobr></td></tr>
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<div class="refentry" lang="en">
<a name="gst-plugins-base-libs-gstrtsprange"></a><div class="titlepage"></div>
<div class="refnamediv"><table width="100%"><tr>
<td valign="top">
<h2>
<a name="id2703315"></a><span class="refentrytitle">gstrtsprange</span>
</h2>
<p>gstrtsprange — dealing with time ranges</p>
</td>
<td valign="top" align="right"></td>
</tr></table></div>
<div class="refsynopsisdiv">
<h2>Synopsis</h2>
<pre class="synopsis">
#include <gst/rtsp/gstrtsrange.h>
enum <a href="gst-plugins-base-libs-gstrtsprange.html#GstRTSPRangeUnit">GstRTSPRangeUnit</a>;
<a href="gst-plugins-base-libs-gstrtsprange.html#GstRTSPTimeRange">GstRTSPTimeRange</a>;
<a href="gst-plugins-base-libs-gstrtsprange.html#GstRTSPTime">GstRTSPTime</a>;
enum <a href="gst-plugins-base-libs-gstrtsprange.html#GstRTSPTimeType">GstRTSPTimeType</a>;
<a href="gst-plugins-base-libs-gstrtspdefs.html#GstRTSPResult">GstRTSPResult</a> <a href="gst-plugins-base-libs-gstrtsprange.html#gst-rtsp-range-parse">gst_rtsp_range_parse</a> (const gchar *rangestr,
<a href="gst-plugins-base-libs-gstrtsprange.html#GstRTSPTimeRange">GstRTSPTimeRange</a> **range);
void <a href="gst-plugins-base-libs-gstrtsprange.html#gst-rtsp-range-free">gst_rtsp_range_free</a> (<a href="gst-plugins-base-libs-gstrtsprange.html#GstRTSPTimeRange">GstRTSPTimeRange</a> *range);
</pre>
</div>
<div class="refsect1" lang="en">
<a name="id2703417"></a><h2>Description</h2>
<p>
</p>
<div class="refsect2" lang="en">
<a name="id2703429"></a><p>
Provides helper functions to deal with time ranges.
</p>
</div>
<p>
Last reviewed on 2007-07-25 (0.10.14)</p>
<p>
</p>
</div>
<div class="refsect1" lang="en">
<a name="id2703443"></a><h2>Details</h2>
<div class="refsect2" lang="en">
<a name="id2703453"></a><h3>
<a name="GstRTSPRangeUnit"></a>enum GstRTSPRangeUnit</h3>
<a class="indexterm" name="id2703467"></a><pre class="programlisting">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;
</pre>
<p>
Different possible time range units.</p>
<p>
</p>
<div class="variablelist"><table border="0">
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<td><span class="term"><a name="GST-RTSP-RANGE-SMPTE:CAPS"></a><code class="literal">GST_RTSP_RANGE_SMPTE</code></span></td>
<td> SMPTE timecode
</td>
</tr>
<tr>
<td><span class="term"><a name="GST-RTSP-RANGE-SMPTE-30-DROP:CAPS"></a><code class="literal">GST_RTSP_RANGE_SMPTE_30_DROP</code></span></td>
<td> 29.97 frames per second
</td>
</tr>
<tr>
<td><span class="term"><a name="GST-RTSP-RANGE-SMPTE-25:CAPS"></a><code class="literal">GST_RTSP_RANGE_SMPTE_25</code></span></td>
<td> 25 frames per second
</td>
</tr>
<tr>
<td><span class="term"><a name="GST-RTSP-RANGE-NPT:CAPS"></a><code class="literal">GST_RTSP_RANGE_NPT</code></span></td>
<td> Normal play time
</td>
</tr>
<tr>
<td><span class="term"><a name="GST-RTSP-RANGE-CLOCK:CAPS"></a><code class="literal">GST_RTSP_RANGE_CLOCK</code></span></td>
<td> Absolute time expressed as ISO 8601 timestamps
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2703608"></a><h3>
<a name="GstRTSPTimeRange"></a>GstRTSPTimeRange</h3>
<a class="indexterm" name="id2703621"></a><pre class="programlisting">typedef struct {
GstRTSPRangeUnit unit;
GstRTSPTime min;
GstRTSPTime max;
} GstRTSPTimeRange;
</pre>
<p>
A time range.</p>
<p>
</p>
<div class="variablelist"><table border="0">
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<td><span class="term"><a href="gst-plugins-base-libs-gstrtsprange.html#GstRTSPRangeUnit">GstRTSPRangeUnit</a> <em class="structfield"><code>unit</code></em>;</span></td>
<td> the time units used
</td>
</tr>
<tr>
<td><span class="term"><a href="gst-plugins-base-libs-gstrtsprange.html#GstRTSPTime">GstRTSPTime</a> <em class="structfield"><code>min</code></em>;</span></td>
<td> the minimum interval
</td>
</tr>
<tr>
<td><span class="term"><a href="gst-plugins-base-libs-gstrtsprange.html#GstRTSPTime">GstRTSPTime</a> <em class="structfield"><code>max</code></em>;</span></td>
<td> the maximum interval
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2703708"></a><h3>
<a name="GstRTSPTime"></a>GstRTSPTime</h3>
<a class="indexterm" name="id2703720"></a><pre class="programlisting">typedef struct {
GstRTSPTimeType type;
gdouble seconds;
} GstRTSPTime;
</pre>
<p>
A time indication.</p>
<p>
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><span class="term"><a href="gst-plugins-base-libs-gstrtsprange.html#GstRTSPTimeType">GstRTSPTimeType</a> <em class="structfield"><code>type</code></em>;</span></td>
<td> the time of the time
</td>
</tr>
<tr>
<td><span class="term">gdouble <em class="structfield"><code>seconds</code></em>;</span></td>
<td> seconds when <em class="parameter"><code>type</code></em> is GST_RTSP_TIME_SECONDS
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2703792"></a><h3>
<a name="GstRTSPTimeType"></a>enum GstRTSPTimeType</h3>
<a class="indexterm" name="id2703806"></a><pre class="programlisting">typedef enum {
GST_RTSP_TIME_SECONDS,
GST_RTSP_TIME_NOW,
GST_RTSP_TIME_END
} GstRTSPTimeType;
</pre>
<p>
Possible time types.</p>
<p>
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><span class="term"><a name="GST-RTSP-TIME-SECONDS:CAPS"></a><code class="literal">GST_RTSP_TIME_SECONDS</code></span></td>
<td> seconds
</td>
</tr>
<tr>
<td><span class="term"><a name="GST-RTSP-TIME-NOW:CAPS"></a><code class="literal">GST_RTSP_TIME_NOW</code></span></td>
<td> now
</td>
</tr>
<tr>
<td><span class="term"><a name="GST-RTSP-TIME-END:CAPS"></a><code class="literal">GST_RTSP_TIME_END</code></span></td>
<td> end
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2703898"></a><h3>
<a name="gst-rtsp-range-parse"></a>gst_rtsp_range_parse ()</h3>
<a class="indexterm" name="id2703911"></a><pre class="programlisting"><a href="gst-plugins-base-libs-gstrtspdefs.html#GstRTSPResult">GstRTSPResult</a> gst_rtsp_range_parse (const gchar *rangestr,
<a href="gst-plugins-base-libs-gstrtsprange.html#GstRTSPTimeRange">GstRTSPTimeRange</a> **range);</pre>
<p>
Parse <em class="parameter"><code>rangestr</code></em> to a <a href="gst-plugins-base-libs-gstrtsprange.html#GstRTSPTimeRange"><span class="type">GstRTSPTimeRange</span></a>.</p>
<p>
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><span class="term"><em class="parameter"><code>rangestr</code></em> :</span></td>
<td> a range string to parse
</td>
</tr>
<tr>
<td><span class="term"><em class="parameter"><code>range</code></em> :</span></td>
<td> location to hold the <a href="gst-plugins-base-libs-gstrtsprange.html#GstRTSPTimeRange"><span class="type">GstRTSPTimeRange</span></a> result
</td>
</tr>
<tr>
<td><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></td>
<td> <a href="gst-plugins-base-libs-gstrtspdefs.html#GST-RTSP-OK:CAPS"><span class="type">GST_RTSP_OK</span></a> on success.
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2704025"></a><h3>
<a name="gst-rtsp-range-free"></a>gst_rtsp_range_free ()</h3>
<a class="indexterm" name="id2704038"></a><pre class="programlisting">void gst_rtsp_range_free (<a href="gst-plugins-base-libs-gstrtsprange.html#GstRTSPTimeRange">GstRTSPTimeRange</a> *range);</pre>
<p>
Free the memory alocated by <em class="parameter"><code>range</code></em>.</p>
<p>
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody><tr>
<td><span class="term"><em class="parameter"><code>range</code></em> :</span></td>
<td> a <a href="gst-plugins-base-libs-gstrtsprange.html#GstRTSPTimeRange"><span class="type">GstRTSPTimeRange</span></a>
</td>
</tr></tbody>
</table></div>
</div>
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