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    <meta property="description" content="Check whether the group call Server Forwarding Unit is currently receiving the streams with the specified WebRTC source IDs. Returns an intersection of the source IDs specified in sources, and the source IDs currently being forwarded by the SFU.">
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  <h1 id="dev_page_title">phone.checkGroupCall</h1>
  
  <div id="dev_page_content"><p>Check whether the group call Server Forwarding Unit is currently receiving the streams with the specified WebRTC source IDs.<br>
Returns an intersection of the source IDs specified in <code>sources</code>, and the source IDs currently being forwarded by the SFU.</p>
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<pre class="page_scheme"><code>---functions---
<a  href="/method/phone.checkGroupCall"  class="current_page_link" >phone.checkGroupCall</a>#b59cf977 call:<a  href="/type/InputGroupCall" >InputGroupCall</a> sources:<a  href="/type/Vector%20t" >Vector</a>&lt;<a  href="/type/int" >int</a>&gt; = <a  href="/type/Vector%20t" >Vector</a>&lt;<a  href="/type/int" >int</a>&gt;;</code></pre></p>
<h3><a class="anchor" href="#parameters" id="parameters" name="parameters"><i class="anchor-icon"></i></a>Parameters</h3>
<table class="table">
<thead>
<tr>
<th>Name</th>
<th style="text-align: center;">Type</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><strong>call</strong></td>
<td style="text-align: center;"><a href="/type/InputGroupCall">InputGroupCall</a></td>
<td>Group call</td>
</tr>
<tr>
<td><strong>sources</strong></td>
<td style="text-align: center;"><a href="/type/Vector%20t">Vector</a>&lt;<a href="/type/int">int</a>&gt;</td>
<td>Source IDs</td>
</tr>
</tbody>
</table>
<h3><a class="anchor" href="#result" id="result" name="result"><i class="anchor-icon"></i></a>Result</h3>
<p><a href="/type/Vector%20t">Vector</a>&lt;<a href="/type/int">int</a>&gt;</p>
<h3><a class="anchor" href="#possible-errors" id="possible-errors" name="possible-errors"><i class="anchor-icon"></i></a>Possible errors</h3>
<table class="table">
<thead>
<tr>
<th>Code</th>
<th>Type</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td>400</td>
<td>GROUPCALL_JOIN_MISSING</td>
<td>You haven't joined this group call.</td>
</tr>
</tbody>
</table></div>
  
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