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<li class="navelem"><a class="el" href="../../db/d09/namespaceedash__packager.html">edash_packager</a></li><li class="navelem"><a class="el" href="../../d7/d15/classedash__packager_1_1Representation.html">Representation</a></li> </ul>
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<a href="#pub-methods">Public Member Functions</a> |
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<div class="title">edash_packager::Representation Class Reference</div> </div>
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<p><code>#include <<a class="el" href="../../d6/da3/mpd__builder_8h_source.html">mpd_builder.h</a>></code></p>
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Inheritance diagram for edash_packager::Representation:</div>
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<img src="../../d7/d15/classedash__packager_1_1Representation.png" usemap="#edash_packager::Representation_map" alt=""/>
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<area href="../../d0/da9/classedash__packager_1_1MockRepresentation.html" alt="edash_packager::MockRepresentation" shape="rect" coords="0,56,227,80"/>
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<table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
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Public Member Functions</h2></td></tr>
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<tr class="memitem:aac7ad6e54e88b4d31196d54ad5fb4a9d"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d7/d15/classedash__packager_1_1Representation.html#aac7ad6e54e88b4d31196d54ad5fb4a9d">Init</a> ()</td></tr>
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<tr class="separator:aac7ad6e54e88b4d31196d54ad5fb4a9d"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a8cb3729f52457e7df08cd05b8f19090e"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d7/d15/classedash__packager_1_1Representation.html#a8cb3729f52457e7df08cd05b8f19090e">AddContentProtectionElement</a> (const <a class="el" href="../../d0/d96/structedash__packager_1_1ContentProtectionElement.html">ContentProtectionElement</a> &element)</td></tr>
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<tr class="separator:a8cb3729f52457e7df08cd05b8f19090e"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a7fc0e59f273082ccf654025486af79ae"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d7/d15/classedash__packager_1_1Representation.html#a7fc0e59f273082ccf654025486af79ae">UpdateContentProtectionPssh</a> (const std::string &drm_uuid, const std::string &pssh)</td></tr>
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<tr class="separator:a7fc0e59f273082ccf654025486af79ae"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:aad95da6fec382d9b88ac45ba397529f0"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="aad95da6fec382d9b88ac45ba397529f0"></a>
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class </td><td class="memItemRight" valign="bottom"><b>AdaptationSet</b></td></tr>
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<tr class="separator:aad95da6fec382d9b88ac45ba397529f0"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ad40b7da1667aeb77c84958ec4ec0d9eb"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d7/d15/classedash__packager_1_1Representation.html#ad40b7da1667aeb77c84958ec4ec0d9eb">AddNewSegment</a> (uint64_t start_time, uint64_t duration, uint64_t size)</td></tr>
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<tr class="separator:ad40b7da1667aeb77c84958ec4ec0d9eb"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a4a81a2db7ec245892334ad927621909c"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d7/d15/classedash__packager_1_1Representation.html#a4a81a2db7ec245892334ad927621909c">SetSampleDuration</a> (uint32_t sample_duration)</td></tr>
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<tr class="separator:a4a81a2db7ec245892334ad927621909c"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a4eefc1cf0da6ff78806f8d1099cb01d1"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../d8/df3/structedash__packager_1_1xml_1_1ScopedXmlPtr.html">xml::ScopedXmlPtr</a>< xmlNode >::type </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d7/d15/classedash__packager_1_1Representation.html#a4eefc1cf0da6ff78806f8d1099cb01d1">GetXml</a> ()</td></tr>
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<tr class="memitem:a0a59920aa8a31f1fb2b30a2ee8cc4e95"><td class="memItemLeft" align="right" valign="top">uint32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d7/d15/classedash__packager_1_1Representation.html#a0a59920aa8a31f1fb2b30a2ee8cc4e95">id</a> () const </td></tr>
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<tr class="memitem:a4fc4d0fd6f240f1c79fac0b68b9d9f0d"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d7/d15/classedash__packager_1_1Representation.html#a4fc4d0fd6f240f1c79fac0b68b9d9f0d">Representation</a> (const MediaInfo &media_info, const <a class="el" href="../../d1/d5d/structedash__packager_1_1MpdOptions.html">MpdOptions</a> &mpd_options, uint32_t representation_id, scoped_ptr< <a class="el" href="../../d2/dfa/classedash__packager_1_1RepresentationStateChangeListener.html">RepresentationStateChangeListener</a> > state_change_listener)</td></tr>
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</table>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
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<div class="textblock"><p><a class="el" href="../../d7/d15/classedash__packager_1_1Representation.html">Representation</a> class contains references to a single media stream, as well as optional ContentProtection elements for that stream. </p>
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<p>Definition at line <a class="el" href="../../d6/da3/mpd__builder_8h_source.html#l00431">431</a> of file <a class="el" href="../../d6/da3/mpd__builder_8h_source.html">mpd_builder.h</a>.</p>
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</div><h2 class="groupheader">Constructor & Destructor Documentation</h2>
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<td class="memname">edash_packager::Representation::Representation </td>
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<td>(</td>
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<td class="paramtype">const MediaInfo & </td>
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<td class="paramname"><em>media_info</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">const <a class="el" href="../../d1/d5d/structedash__packager_1_1MpdOptions.html">MpdOptions</a> & </td>
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<td class="paramname"><em>mpd_options</em>, </td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>representation_id</em>, </td>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">scoped_ptr< <a class="el" href="../../d2/dfa/classedash__packager_1_1RepresentationStateChangeListener.html">RepresentationStateChangeListener</a> > </td>
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<td class="paramname"><em>state_change_listener</em> </td>
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<tr>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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<span class="mlabels"><span class="mlabel">protected</span></span> </td>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">media_info</td><td>is a MediaInfo containing information on the media. <em>media_info.bandwidth</em> is required for 'static' profile. If <em>media_info.bandwidth</em> is not present in 'dynamic' profile, this tries to estimate it using the info passed to <a class="el" href="../../d7/d15/classedash__packager_1_1Representation.html#ad40b7da1667aeb77c84958ec4ec0d9eb">AddNewSegment()</a>. </td></tr>
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<tr><td class="paramname">mpd_options</td><td>is options for the entire MPD. </td></tr>
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<tr><td class="paramname">representation_id</td><td>is the numeric ID for the <Representation>. </td></tr>
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<tr><td class="paramname">state_change_listener</td><td>is an event handler for state changes to the representation. If null, no event handler registered. </td></tr>
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<p>Definition at line <a class="el" href="../../dd/d11/mpd__builder_8cc_source.html#l00986">986</a> of file <a class="el" href="../../dd/d11/mpd__builder_8cc_source.html">mpd_builder.cc</a>.</p>
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<h2 class="groupheader">Member Function Documentation</h2>
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<td class="memname">void edash_packager::Representation::AddContentProtectionElement </td>
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<td>(</td>
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<td class="paramtype">const <a class="el" href="../../d0/d96/structedash__packager_1_1ContentProtectionElement.html">ContentProtectionElement</a> & </td>
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<td class="paramname"><em>element</em></td><td>)</td>
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<span class="mlabels"><span class="mlabel">virtual</span></span> </td>
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<p>Add a ContenProtection element to the representation. <a class="el" href="../../d7/d15/classedash__packager_1_1Representation.html">Representation</a> does not add <ContentProtection> elements automatically to itself even if <em>media_info</em> passed to <a class="el" href="../../db/de4/classedash__packager_1_1AdaptationSet.html#a9a15647b565f9898a5a0e1d3176ff935">AdaptationSet::AddRepresentation()</a> has <em>media_info.protected_content</em> populated. This is because some MPDs should have the elements at <a class="el" href="../../db/de4/classedash__packager_1_1AdaptationSet.html">AdaptationSet</a> level and some at <a class="el" href="../../d7/d15/classedash__packager_1_1Representation.html">Representation</a> level. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">element</td><td>contains the ContentProtection element contents. If <em>element</em> has {value, schemeIdUri} set and has {“value”, “schemeIdUri”} as key for <em>additional_attributes</em>, then the former is used. </td></tr>
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<p>Definition at line <a class="el" href="../../dd/d11/mpd__builder_8cc_source.html#l01038">1038</a> of file <a class="el" href="../../dd/d11/mpd__builder_8cc_source.html">mpd_builder.cc</a>.</p>
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<td class="memname">void edash_packager::Representation::AddNewSegment </td>
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<td>(</td>
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<td class="paramtype">uint64_t </td>
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<td class="paramname"><em>start_time</em>, </td>
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<p>Add a media (sub)segment to the representation. AdaptationSetsubSegmentAlignment,segmentAlignment} cannot be set if this is not called for all Representations. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">start_time</td><td>is the start time for the (sub)segment, in units of the stream's time scale. </td></tr>
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<tr><td class="paramname">duration</td><td>is the duration of the segment, in units of the stream's time scale. </td></tr>
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<tr><td class="paramname">size</td><td>of the segment in bytes. </td></tr>
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<p>Definition at line <a class="el" href="../../dd/d11/mpd__builder_8cc_source.html#l01052">1052</a> of file <a class="el" href="../../dd/d11/mpd__builder_8cc_source.html">mpd_builder.cc</a>.</p>
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<td class="memname"><a class="el" href="../../d8/df3/structedash__packager_1_1xml_1_1ScopedXmlPtr.html">xml::ScopedXmlPtr</a>< xmlNode >::type edash_packager::Representation::GetXml </td>
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<td>(</td>
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<dl class="section return"><dt>Returns</dt><dd>Copy of <Representation>. </dd></dl>
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<p>Definition at line <a class="el" href="../../dd/d11/mpd__builder_8cc_source.html#l01095">1095</a> of file <a class="el" href="../../dd/d11/mpd__builder_8cc_source.html">mpd_builder.cc</a>.</p>
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<td class="memname">uint32_t edash_packager::Representation::id </td>
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<dl class="section return"><dt>Returns</dt><dd>ID number for <Representation>. </dd></dl>
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<p>Definition at line <a class="el" href="../../d6/da3/mpd__builder_8h_source.html#l00490">490</a> of file <a class="el" href="../../d6/da3/mpd__builder_8h_source.html">mpd_builder.h</a>.</p>
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<p>Tries to initialize the instance. If this does not succeed, the instance should not be used. </p>
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<dl class="section return"><dt>Returns</dt><dd>true on success, false otherwise. </dd></dl>
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<p>Definition at line <a class="el" href="../../dd/d11/mpd__builder_8cc_source.html#l01000">1000</a> of file <a class="el" href="../../dd/d11/mpd__builder_8cc_source.html">mpd_builder.cc</a>.</p>
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<p>Set the sample duration of this <a class="el" href="../../d7/d15/classedash__packager_1_1Representation.html">Representation</a>. Sample duration is not available right away especially for live. This allows setting the sample duration after the <a class="el" href="../../d7/d15/classedash__packager_1_1Representation.html">Representation</a> has been initialized. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<p>Definition at line <a class="el" href="../../dd/d11/mpd__builder_8cc_source.html#l01077">1077</a> of file <a class="el" href="../../dd/d11/mpd__builder_8cc_source.html">mpd_builder.cc</a>.</p>
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<td class="memname">void edash_packager::Representation::UpdateContentProtectionPssh </td>
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<p>Update the 'cenc:pssh' element for <em>drm_uuid</em> ContentProtection element. If the element does not exist, this will add one. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">drm_uuid</td><td>is the UUID of the DRM for encryption. </td></tr>
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<tr><td class="paramname">pssh</td><td>is the content of <cenc:pssh> element. Note that DASH IF IOP mentions that this should be base64 encoded string of the whole pssh box. </td></tr>
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<dl class="section attention"><dt>Attention</dt><dd>This might get removed once DASH IF IOP specification makes a a clear guideline on how to handle key rotation. Also to get this working with shaka-player, this method <em>DOES NOT</em> update the PSSH element. Instead, it removes the element regardless of the content of <em>pssh</em>. </dd></dl>
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<p>Definition at line <a class="el" href="../../dd/d11/mpd__builder_8cc_source.html#l01045">1045</a> of file <a class="el" href="../../dd/d11/mpd__builder_8cc_source.html">mpd_builder.cc</a>.</p>
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<hr/>The documentation for this class was generated from the following files:<ul>
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<li>mpd/base/<a class="el" href="../../d6/da3/mpd__builder_8h_source.html">mpd_builder.h</a></li>
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<li>mpd/base/<a class="el" href="../../dd/d11/mpd__builder_8cc_source.html">mpd_builder.cc</a></li>
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