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<div id="projectname">Audaspace
 <span id="projectnumber">1.3.0</span>
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<div id="projectbrief">A high level audio library.</div>
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<a href="#pub-methods">Public Member Functions</a> |
<a href="classFFMPEGWriter-members.html">List of all members</a> </div>
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<div class="title">FFMPEGWriter Class Reference</div> </div>
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<p>This class writes a sound file via ffmpeg.
<a href="classFFMPEGWriter.html#details">More...</a></p>
<p><code>#include <<a class="el" href="FFMPEGWriter_8h_source.html">FFMPEGWriter.h</a>></code></p>
<div class="dynheader">
Inheritance diagram for FFMPEGWriter:</div>
<div class="dyncontent">
<div class="center"><img src="classFFMPEGWriter__inherit__graph.png" border="0" usemap="#FFMPEGWriter_inherit__map" alt="Inheritance graph"/></div>
<map name="FFMPEGWriter_inherit__map" id="FFMPEGWriter_inherit__map">
<area shape="rect" title="This class writes a sound file via ffmpeg." alt="" coords="5,80,120,107"/>
<area shape="rect" href="classIWriter.html" title="This class represents a sound sink where audio data can be written to." alt="" coords="30,5,95,32"/>
</map>
<center><span class="legend">[<a href="graph_legend.html">legend</a>]</span></center></div>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:a2ff19672299a9be07e0a61ed8d788063"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classFFMPEGWriter.html#a2ff19672299a9be07e0a61ed8d788063">FFMPEGWriter</a> (std::string filename, <a class="el" href="structDeviceSpecs.html">DeviceSpecs</a> specs, <a class="el" href="IWriter_8h.html#a5cf5525d31d834a76660f18724233639">Container</a> format, <a class="el" href="IWriter_8h.html#a87487bf84e831b40083eb736cc1a237c">Codec</a> codec, unsigned int bitrate)</td></tr>
<tr class="memdesc:a2ff19672299a9be07e0a61ed8d788063"><td class="mdescLeft"> </td><td class="mdescRight">Creates a new writer. <a href="#a2ff19672299a9be07e0a61ed8d788063">More...</a><br /></td></tr>
<tr class="separator:a2ff19672299a9be07e0a61ed8d788063"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a6392a931158a224693b13f66f7b973ea"><td class="memItemLeft" align="right" valign="top"><a id="a6392a931158a224693b13f66f7b973ea"></a>
virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="classFFMPEGWriter.html#a6392a931158a224693b13f66f7b973ea">~FFMPEGWriter</a> ()</td></tr>
<tr class="memdesc:a6392a931158a224693b13f66f7b973ea"><td class="mdescLeft"> </td><td class="mdescRight">Destroys the writer and closes the file. <br /></td></tr>
<tr class="separator:a6392a931158a224693b13f66f7b973ea"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a8133d1bc1e9119bb015b8111f377ef2d"><td class="memItemLeft" align="right" valign="top">virtual int </td><td class="memItemRight" valign="bottom"><a class="el" href="classFFMPEGWriter.html#a8133d1bc1e9119bb015b8111f377ef2d">getPosition</a> () const</td></tr>
<tr class="memdesc:a8133d1bc1e9119bb015b8111f377ef2d"><td class="mdescLeft"> </td><td class="mdescRight">Returns how many samples have been written so far. <a href="#a8133d1bc1e9119bb015b8111f377ef2d">More...</a><br /></td></tr>
<tr class="separator:a8133d1bc1e9119bb015b8111f377ef2d"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a22e69fd3b188223f7e87de51eeab053b"><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="structDeviceSpecs.html">DeviceSpecs</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classFFMPEGWriter.html#a22e69fd3b188223f7e87de51eeab053b">getSpecs</a> () const</td></tr>
<tr class="memdesc:a22e69fd3b188223f7e87de51eeab053b"><td class="mdescLeft"> </td><td class="mdescRight">Returns the specification of the audio data being written into the sink. <a href="#a22e69fd3b188223f7e87de51eeab053b">More...</a><br /></td></tr>
<tr class="separator:a22e69fd3b188223f7e87de51eeab053b"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ae18ebc0db3e2161a9fdd91c2118cc49f"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="classFFMPEGWriter.html#ae18ebc0db3e2161a9fdd91c2118cc49f">write</a> (unsigned int length, <a class="el" href="Audaspace_8h.html#aa0798f7ea0975b143a1d9deac8c05d43">sample_t</a> *buffer)</td></tr>
<tr class="memdesc:ae18ebc0db3e2161a9fdd91c2118cc49f"><td class="mdescLeft"> </td><td class="mdescRight">Request to write the next length samples out into the sink. <a href="#ae18ebc0db3e2161a9fdd91c2118cc49f">More...</a><br /></td></tr>
<tr class="separator:ae18ebc0db3e2161a9fdd91c2118cc49f"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="inherit_header pub_methods_classIWriter"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classIWriter')"><img src="closed.png" alt="-"/> Public Member Functions inherited from <a class="el" href="classIWriter.html">IWriter</a></td></tr>
<tr class="memitem:a8425be5ece85b68c0a61d6e05f13e544 inherit pub_methods_classIWriter"><td class="memItemLeft" align="right" valign="top"><a id="a8425be5ece85b68c0a61d6e05f13e544"></a>
virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="classIWriter.html#a8425be5ece85b68c0a61d6e05f13e544">~IWriter</a> ()</td></tr>
<tr class="memdesc:a8425be5ece85b68c0a61d6e05f13e544 inherit pub_methods_classIWriter"><td class="mdescLeft"> </td><td class="mdescRight">Destroys the writer. <br /></td></tr>
<tr class="separator:a8425be5ece85b68c0a61d6e05f13e544 inherit pub_methods_classIWriter"><td class="memSeparator" colspan="2"> </td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>This class writes a sound file via ffmpeg. </p>
</div><h2 class="groupheader">Constructor & Destructor Documentation</h2>
<a id="a2ff19672299a9be07e0a61ed8d788063"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a2ff19672299a9be07e0a61ed8d788063">◆ </a></span>FFMPEGWriter()</h2>
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<td class="memname">FFMPEGWriter::FFMPEGWriter </td>
<td>(</td>
<td class="paramtype">std::string </td>
<td class="paramname"><em>filename</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structDeviceSpecs.html">DeviceSpecs</a> </td>
<td class="paramname"><em>specs</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="IWriter_8h.html#a5cf5525d31d834a76660f18724233639">Container</a> </td>
<td class="paramname"><em>format</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="IWriter_8h.html#a87487bf84e831b40083eb736cc1a237c">Codec</a> </td>
<td class="paramname"><em>codec</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">unsigned int </td>
<td class="paramname"><em>bitrate</em> </td>
</tr>
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<td></td>
<td>)</td>
<td></td><td></td>
</tr>
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</div><div class="memdoc">
<p>Creates a new writer. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">filename</td><td>The path to the file to be read. </td></tr>
<tr><td class="paramname">specs</td><td>The file's audio specification. </td></tr>
<tr><td class="paramname">format</td><td>The file's container format. </td></tr>
<tr><td class="paramname">codec</td><td>The codec used for encoding the audio data. </td></tr>
<tr><td class="paramname">bitrate</td><td>The bitrate for encoding. </td></tr>
</table>
</dd>
</dl>
<dl class="exception"><dt>Exceptions</dt><dd>
<table class="exception">
<tr><td class="paramname"><a class="el" href="classException.html" title="The Exception class is the general exception base class.">Exception</a></td><td>Thrown if the file specified does not exist or cannot be read with ffmpeg. </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<h2 class="groupheader">Member Function Documentation</h2>
<a id="a8133d1bc1e9119bb015b8111f377ef2d"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a8133d1bc1e9119bb015b8111f377ef2d">◆ </a></span>getPosition()</h2>
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<td class="memname">virtual int FFMPEGWriter::getPosition </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const</td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">virtual</span></span> </td>
</tr>
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</div><div class="memdoc">
<p>Returns how many samples have been written so far. </p>
<dl class="section return"><dt>Returns</dt><dd>The writing position as sample count. May be negative if unknown. </dd></dl>
<p>Implements <a class="el" href="classIWriter.html#a58639a6882bcc9204d507f7d0e301df4">IWriter</a>.</p>
</div>
</div>
<a id="a22e69fd3b188223f7e87de51eeab053b"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a22e69fd3b188223f7e87de51eeab053b">◆ </a></span>getSpecs()</h2>
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<div class="memproto">
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<td class="mlabels-left">
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<td class="memname">virtual <a class="el" href="structDeviceSpecs.html">DeviceSpecs</a> FFMPEGWriter::getSpecs </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const</td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">virtual</span></span> </td>
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<p>Returns the specification of the audio data being written into the sink. </p>
<dl class="section return"><dt>Returns</dt><dd>The <a class="el" href="structDeviceSpecs.html" title="Specification of a sound device.">DeviceSpecs</a> structure. </dd></dl>
<dl class="section note"><dt>Note</dt><dd>Regardless of the format the input still has to be float! </dd></dl>
<p>Implements <a class="el" href="classIWriter.html#ad76314294b41de306cc7de82909347b9">IWriter</a>.</p>
</div>
</div>
<a id="ae18ebc0db3e2161a9fdd91c2118cc49f"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ae18ebc0db3e2161a9fdd91c2118cc49f">◆ </a></span>write()</h2>
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<td class="memname">virtual void FFMPEGWriter::write </td>
<td>(</td>
<td class="paramtype">unsigned int </td>
<td class="paramname"><em>length</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="Audaspace_8h.html#aa0798f7ea0975b143a1d9deac8c05d43">sample_t</a> * </td>
<td class="paramname"><em>buffer</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">virtual</span></span> </td>
</tr>
</table>
</div><div class="memdoc">
<p>Request to write the next length samples out into the sink. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">length</td><td>The count of samples to write. </td></tr>
<tr><td class="paramname">buffer</td><td>The pointer to the buffer containing the data. </td></tr>
</table>
</dd>
</dl>
<p>Implements <a class="el" href="classIWriter.html#a5cb757ee0654bf29f9ac2419911210f5">IWriter</a>.</p>
</div>
</div>
<hr/>The documentation for this class was generated from the following file:<ul>
<li>ffmpeg/<a class="el" href="FFMPEGWriter_8h_source.html">FFMPEGWriter.h</a></li>
</ul>
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