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<section id="list-available-modes-and-devices">
<h1>List available modes and devices<a class="headerlink" href="#list-available-modes-and-devices" title="Link to this heading"></a></h1>
<p>Various playback and capture modes are available: <code class="docutils literal notranslate"><span class="pre">DirectSound</span></code> on all
Windows platforms, <code class="docutils literal notranslate"><span class="pre">Windows</span> <span class="pre">Audio</span> <span class="pre">Session</span> <span class="pre">API</span></code> for Windows 7 and newer,
<code class="docutils literal notranslate"><span class="pre">Alsa</span></code> and <code class="docutils literal notranslate"><span class="pre">PulseAudio</span></code> on Linux and <code class="docutils literal notranslate"><span class="pre">CoreAudio</span></code> on Mac OS.</p>
<div class="admonition note">
<p class="admonition-title">Note</p>
<p>Available device names may differ depending on the mode.</p>
</div>
<section id="query-default-modes">
<h2>Query default modes<a class="headerlink" href="#query-default-modes" title="Link to this heading"></a></h2>
<p>The default capture mode can be queried using</p>
<dl class="c function">
<dt class="sig sig-object c">
<span class="kt"><span class="pre">unsigned</span></span><span class="w"> </span><span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="sig-name descname"><span class="n"><span class="pre">ts3client_getDefaultCaptureMode</span></span></span><span class="sig-paren">(</span><span class="kt"><span class="pre">char</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">result</span></span><span class="sig-paren">)</span><br /></dt>
<dd><p>Retrieve the current default capture mode. </p>
<dl class="field-list simple">
<dt class="field-odd">Parameters<span class="colon">:</span></dt>
<dd class="field-odd"><ul class="simple">
<li><p><strong>result</strong> – Address of a char array to receive a c string indicating the default mode. Memory is allocated by the client lib and must be freed by caller using <a class="reference internal" href="../client_api.html#clientlib_8h_1a783cbda7046acfc0173c669821702619"><span class="std std-ref">ts3client_freeMemory</span></a></p></li>
</ul>
</dd>
<dt class="field-even">Returns<span class="colon">:</span></dt>
<dd class="field-even"><p>An Error code from the <a class="reference internal" href="../errors.html#public__errors_8h_1a0bcf1e0a5e32989890f6e85064327f7b"><span class="std std-ref">Ts3ErrorType</span></a> enum indicating either success or the failure reason </p>
</dd>
</dl>
</dd></dl>
<p>The default playback mode can be queried using</p>
<dl class="c function">
<dt class="sig sig-object c">
<span class="kt"><span class="pre">unsigned</span></span><span class="w"> </span><span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="sig-name descname"><span class="n"><span class="pre">ts3client_getDefaultPlayBackMode</span></span></span><span class="sig-paren">(</span><span class="kt"><span class="pre">char</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">result</span></span><span class="sig-paren">)</span><br /></dt>
<dd><p>Retrieve the current default playback mode. </p>
<dl class="field-list simple">
<dt class="field-odd">Parameters<span class="colon">:</span></dt>
<dd class="field-odd"><ul class="simple">
<li><p><strong>result</strong> – Address of a char array to receive the c string indicating the default mode. Memory is allocated by the client lib and must be freed by caller using <a class="reference internal" href="../client_api.html#clientlib_8h_1a783cbda7046acfc0173c669821702619"><span class="std std-ref">ts3client_freeMemory</span></a></p></li>
</ul>
</dd>
<dt class="field-even">Returns<span class="colon">:</span></dt>
<dd class="field-even"><p>An Error code from the <a class="reference internal" href="../errors.html#public__errors_8h_1a0bcf1e0a5e32989890f6e85064327f7b"><span class="std std-ref">Ts3ErrorType</span></a> enum indicating either success or the failure reason </p>
</dd>
</dl>
</dd></dl>
</section>
<section id="list-available-modes">
<h2>List available modes<a class="headerlink" href="#list-available-modes" title="Link to this heading"></a></h2>
<p>Available capture modes can be queries using</p>
<dl class="c function">
<dt class="sig sig-object c">
<span class="kt"><span class="pre">unsigned</span></span><span class="w"> </span><span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="sig-name descname"><span class="n"><span class="pre">ts3client_getCaptureModeList</span></span></span><span class="sig-paren">(</span><span class="kt"><span class="pre">char</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="p"><span class="pre">*</span></span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">result</span></span><span class="sig-paren">)</span><br /></dt>
<dd><p>Retrieve available capture modes. </p>
<dl class="field-list simple">
<dt class="field-odd">Parameters<span class="colon">:</span></dt>
<dd class="field-odd"><ul class="simple">
<li><p><strong>result</strong> – address of a variable that receives a NULL terminated array of utf8 encoded c strings of available capture modes. Memory is allocated by the client lib and caller must free individual strings and the array itself using <a class="reference internal" href="../client_api.html#clientlib_8h_1a783cbda7046acfc0173c669821702619"><span class="std std-ref">ts3client_freeMemory</span></a></p></li>
</ul>
</dd>
<dt class="field-even">Returns<span class="colon">:</span></dt>
<dd class="field-even"><p>An Error code from the <a class="reference internal" href="../errors.html#public__errors_8h_1a0bcf1e0a5e32989890f6e85064327f7b"><span class="std std-ref">Ts3ErrorType</span></a> enum indicating either success or the failure reason </p>
</dd>
</dl>
</dd></dl>
<p>To list available playback modes use</p>
<dl class="c function">
<dt class="sig sig-object c">
<span class="kt"><span class="pre">unsigned</span></span><span class="w"> </span><span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="sig-name descname"><span class="n"><span class="pre">ts3client_getPlaybackModeList</span></span></span><span class="sig-paren">(</span><span class="kt"><span class="pre">char</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="p"><span class="pre">*</span></span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">result</span></span><span class="sig-paren">)</span><br /></dt>
<dd><p>Retrieve available playback modes. </p>
<dl class="field-list simple">
<dt class="field-odd">Parameters<span class="colon">:</span></dt>
<dd class="field-odd"><ul class="simple">
<li><p><strong>result</strong> – address of a variable that receives a NULL terminated array of utf8 encoded c strings of available playback modes. Memory is allocated by the client lib and caller must free individual strings and the array itself using <a class="reference internal" href="../client_api.html#clientlib_8h_1a783cbda7046acfc0173c669821702619"><span class="std std-ref">ts3client_freeMemory</span></a></p></li>
</ul>
</dd>
<dt class="field-even">Returns<span class="colon">:</span></dt>
<dd class="field-even"><p>An Error code from the <a class="reference internal" href="../errors.html#public__errors_8h_1a0bcf1e0a5e32989890f6e85064327f7b"><span class="std std-ref">Ts3ErrorType</span></a> enum indicating either success or the failure reason </p>
</dd>
</dl>
</dd></dl>
<section id="examples">
<h3>Examples<a class="headerlink" href="#examples" title="Link to this heading"></a></h3>
<p>Example to query all available playback modes:</p>
<div class="highlight-c notranslate"><div class="highlight"><pre><span></span><span class="linenos">1</span><span class="kt">char</span><span class="o">**</span><span class="w"> </span><span class="n">array</span><span class="p">;</span>
<span class="linenos">2</span>
<span class="linenos">3</span><span class="k">if</span><span class="w"> </span><span class="p">(</span><span class="n">ts3client_getPlaybackModeList</span><span class="p">(</span><span class="o">&amp;</span><span class="n">array</span><span class="p">)</span><span class="w"> </span><span class="o">==</span><span class="w"> </span><span class="n">ERROR_ok</span><span class="p">)</span><span class="w"> </span><span class="p">{</span>
<span class="linenos">4</span><span class="w"> </span><span class="k">for</span><span class="w"> </span><span class="p">(</span><span class="kt">int</span><span class="w"> </span><span class="n">i</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">0</span><span class="p">;</span><span class="w"> </span><span class="n">array</span><span class="p">[</span><span class="n">i</span><span class="p">]</span><span class="w"> </span><span class="o">!=</span><span class="w"> </span><span class="nb">NULL</span><span class="p">;</span><span class="w"> </span><span class="o">++</span><span class="n">i</span><span class="p">)</span><span class="w"> </span><span class="p">{</span>
<span class="linenos">5</span><span class="w"> </span><span class="n">printf</span><span class="p">(</span><span class="s">&quot;Mode: %s</span><span class="se">\n</span><span class="s">&quot;</span><span class="p">,</span><span class="w"> </span><span class="n">array</span><span class="p">[</span><span class="n">i</span><span class="p">]);</span>
<span class="linenos">6</span><span class="w"> </span><span class="n">ts3client_freeMemory</span><span class="p">(</span><span class="n">array</span><span class="p">[</span><span class="n">i</span><span class="p">]);</span><span class="w"> </span><span class="c1">// Free C-string</span>
<span class="linenos">7</span><span class="w"> </span><span class="p">}</span>
<span class="linenos">8</span><span class="w"> </span><span class="n">ts3client_freeMemory</span><span class="p">(</span><span class="n">array</span><span class="p">);</span><span class="w"> </span><span class="c1">// Free the array</span>
<span class="linenos">9</span><span class="p">}</span>
</pre></div>
</div>
</section>
</section>
<section id="get-default-devices">
<h2>Get default devices<a class="headerlink" href="#get-default-devices" title="Link to this heading"></a></h2>
<div class="admonition note">
<p class="admonition-title">Note</p>
<p>Default devices are set by the operating system.</p>
</div>
<p>To get the default capture device use</p>
<dl class="c function">
<dt class="sig sig-object c">
<span class="kt"><span class="pre">unsigned</span></span><span class="w"> </span><span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="sig-name descname"><span class="n"><span class="pre">ts3client_getDefaultCaptureDevice</span></span></span><span class="sig-paren">(</span><span class="k"><span class="pre">const</span></span><span class="w"> </span><span class="kt"><span class="pre">char</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">modeID</span></span>, <span class="kt"><span class="pre">char</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="p"><span class="pre">*</span></span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">result</span></span><span class="sig-paren">)</span><br /></dt>
<dd><p>Get the current operating system defined default capture device for the indicated mode. </p>
<p>The operating system may define different devices for different modes.</p>
<dl class="field-list simple">
<dt class="field-odd">Parameters<span class="colon">:</span></dt>
<dd class="field-odd"><ul class="simple">
<li><p><strong>modeID</strong> – a string indicating a valid capture mode as retrieved by <a class="reference internal" href="../client_api.html#clientlib_8h_1a80712a74cde0cb73e2e30c0654994120"><span class="std std-ref">ts3client_getCaptureModeList</span></a> or <a class="reference internal" href="../client_api.html#clientlib_8h_1a79856dbbe99235a441a569af2449d526"><span class="std std-ref">ts3client_getDefaultCaptureMode</span></a></p></li>
<li><p><strong>result</strong> – Address of a variable that receives a NULL terminated array of two c strings like <code class="docutils literal notranslate"><span class="pre">{char*</span> <span class="pre">deviceName,</span> <span class="pre">char*</span> <span class="pre">deviceID,</span> <span class="pre">NULL}</span></code> Memory is allocated by the client lib and both the array and its individual members must be freed by caller using <a class="reference internal" href="../client_api.html#clientlib_8h_1a783cbda7046acfc0173c669821702619"><span class="std std-ref">ts3client_freeMemory</span></a></p></li>
</ul>
</dd>
<dt class="field-even">Returns<span class="colon">:</span></dt>
<dd class="field-even"><p>An Error code from the <a class="reference internal" href="../errors.html#public__errors_8h_1a0bcf1e0a5e32989890f6e85064327f7b"><span class="std std-ref">Ts3ErrorType</span></a> enum indicating either success or the failure reason </p>
</dd>
</dl>
</dd></dl>
<p>To get the default playback device use</p>
<dl class="c function">
<dt class="sig sig-object c">
<span class="kt"><span class="pre">unsigned</span></span><span class="w"> </span><span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="sig-name descname"><span class="n"><span class="pre">ts3client_getDefaultPlaybackDevice</span></span></span><span class="sig-paren">(</span><span class="k"><span class="pre">const</span></span><span class="w"> </span><span class="kt"><span class="pre">char</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">modeID</span></span>, <span class="kt"><span class="pre">char</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="p"><span class="pre">*</span></span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">result</span></span><span class="sig-paren">)</span><br /></dt>
<dd><p>Get the current operating system defined default playback device for the indicated mode. </p>
<p>The operating system may define different devices for different modes.</p>
<dl class="field-list simple">
<dt class="field-odd">Parameters<span class="colon">:</span></dt>
<dd class="field-odd"><ul class="simple">
<li><p><strong>modeID</strong> – a string indicating a valid playback mode as retrieved by <a class="reference internal" href="../client_api.html#clientlib_8h_1a9f9bfb5ed20220a15be6ce0e3d402395"><span class="std std-ref">ts3client_getPlaybackModeList</span></a> or <a class="reference internal" href="../client_api.html#clientlib_8h_1a062eef0dd3259a8af7f750fe5dd3bed0"><span class="std std-ref">ts3client_getDefaultPlayBackMode</span></a></p></li>
<li><p><strong>result</strong> – Address of a variable that receives a NULL terminated array of two c strings like <code class="docutils literal notranslate"><span class="pre">{char*</span> <span class="pre">deviceName,</span> <span class="pre">char*</span> <span class="pre">deviceID,</span> <span class="pre">NULL}</span></code> Memory is allocated by the client lib and caller must free individual strings and the array itself using <a class="reference internal" href="../client_api.html#clientlib_8h_1a783cbda7046acfc0173c669821702619"><span class="std std-ref">ts3client_freeMemory</span></a></p></li>
</ul>
</dd>
<dt class="field-even">Returns<span class="colon">:</span></dt>
<dd class="field-even"><p>An Error code from the <a class="reference internal" href="../errors.html#public__errors_8h_1a0bcf1e0a5e32989890f6e85064327f7b"><span class="std std-ref">Ts3ErrorType</span></a> enum indicating either success or the failure reason </p>
</dd>
</dl>
</dd></dl>
<section id="example">
<h3>Example<a class="headerlink" href="#example" title="Link to this heading"></a></h3>
<p>Example to query the default playback device:</p>
<div class="highlight-c notranslate"><div class="highlight"><pre><span></span><span class="linenos"> 1</span><span class="kt">char</span><span class="o">*</span><span class="w"> </span><span class="n">defaultMode</span><span class="p">;</span>
<span class="linenos"> 2</span>
<span class="linenos"> 3</span><span class="cm">/* Get default playback mode */</span>
<span class="linenos"> 4</span><span class="k">if</span><span class="w"> </span><span class="p">(</span><span class="n">ts3client_getDefaultPlayBackMode</span><span class="p">(</span><span class="o">&amp;</span><span class="n">defaultMode</span><span class="p">)</span><span class="w"> </span><span class="o">==</span><span class="w"> </span><span class="n">ERROR_ok</span><span class="p">)</span><span class="w"> </span><span class="p">{</span>
<span class="linenos"> 5</span><span class="w"> </span><span class="kt">char</span><span class="o">**</span><span class="w"> </span><span class="n">defaultPlaybackDevice</span><span class="p">;</span>
<span class="linenos"> 6</span>
<span class="linenos"> 7</span><span class="w"> </span><span class="cm">/* Get default playback device */</span>
<span class="linenos"> 8</span><span class="w"> </span><span class="k">if</span><span class="w"> </span><span class="p">(</span><span class="n">ts3client_getDefaultPlaybackDevice</span><span class="p">(</span><span class="n">defaultMode</span><span class="p">,</span><span class="w"> </span><span class="o">&amp;</span><span class="n">defaultPlaybackDevice</span><span class="p">)</span><span class="w"> </span><span class="o">==</span><span class="w"> </span><span class="n">ERROR_ok</span><span class="p">)</span><span class="w"> </span><span class="p">{</span>
<span class="linenos"> 9</span><span class="w"> </span><span class="n">printf</span><span class="p">(</span><span class="s">&quot;Default playback device name: %s</span><span class="se">\n</span><span class="s">&quot;</span><span class="p">,</span><span class="w"> </span><span class="n">defaultPlaybackDevice</span><span class="p">[</span><span class="mi">0</span><span class="p">]);</span><span class="w"> </span><span class="cm">/* First element: Device name */</span>
<span class="linenos">10</span><span class="w"> </span><span class="n">printf</span><span class="p">(</span><span class="s">&quot;Default playback device ID: %s</span><span class="se">\n</span><span class="s">&quot;</span><span class="p">,</span><span class="w"> </span><span class="n">defaultPlaybackDevice</span><span class="p">[</span><span class="mi">1</span><span class="p">]);</span><span class="w"> </span><span class="cm">/* Second element: Device ID */</span>
<span class="linenos">11</span>
<span class="linenos">12</span><span class="w"> </span><span class="cm">/* Release the two array elements and the array */</span>
<span class="linenos">13</span><span class="w"> </span><span class="n">ts3client_freeMemory</span><span class="p">(</span><span class="n">defaultPlaybackDevice</span><span class="p">[</span><span class="mi">0</span><span class="p">]);</span>
<span class="linenos">14</span><span class="w"> </span><span class="n">ts3client_freeMemory</span><span class="p">(</span><span class="n">defaultPlaybackDevice</span><span class="p">[</span><span class="mi">1</span><span class="p">]);</span>
<span class="linenos">15</span><span class="w"> </span><span class="n">ts3client_freeMemory</span><span class="p">(</span><span class="n">defaultPlaybackDevice</span><span class="p">);</span>
<span class="linenos">16</span><span class="w"> </span><span class="p">}</span><span class="w"> </span><span class="k">else</span><span class="w"> </span><span class="p">{</span>
<span class="linenos">17</span><span class="w"> </span><span class="n">printf</span><span class="p">(</span><span class="s">&quot;Failed to get default playback device</span><span class="se">\n</span><span class="s">&quot;</span><span class="p">);</span>
<span class="linenos">18</span><span class="w"> </span><span class="p">}</span>
<span class="linenos">19</span><span class="w"> </span><span class="n">ts3client_freeMemory</span><span class="p">(</span><span class="n">defaultMode</span><span class="p">);</span><span class="w"> </span><span class="c1">// Free default Mode</span>
<span class="linenos">20</span><span class="p">}</span><span class="w"> </span><span class="k">else</span><span class="w"> </span><span class="p">{</span>
<span class="linenos">21</span><span class="w"> </span><span class="n">printf</span><span class="p">(</span><span class="s">&quot;Failed to get default playback mode</span><span class="se">\n</span><span class="s">&quot;</span><span class="p">);</span>
<span class="linenos">22</span><span class="p">}</span>
</pre></div>
</div>
</section>
</section>
<section id="list-available-devices">
<h2>List available devices<a class="headerlink" href="#list-available-devices" title="Link to this heading"></a></h2>
<p>To list devices available for capture use</p>
<dl class="c function">
<dt class="sig sig-object c">
<span class="kt"><span class="pre">unsigned</span></span><span class="w"> </span><span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="sig-name descname"><span class="n"><span class="pre">ts3client_getCaptureDeviceList</span></span></span><span class="sig-paren">(</span><span class="k"><span class="pre">const</span></span><span class="w"> </span><span class="kt"><span class="pre">char</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">modeID</span></span>, <span class="kt"><span class="pre">char</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="p"><span class="pre">*</span></span><span class="p"><span class="pre">*</span></span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">result</span></span><span class="sig-paren">)</span><br /></dt>
<dd><p>Retrieve available recording devices as reported by the operating system. </p>
<dl class="field-list simple">
<dt class="field-odd">Parameters<span class="colon">:</span></dt>
<dd class="field-odd"><ul class="simple">
<li><p><strong>modeID</strong> – a string indicating a valid capture mode as retrieved by ts3client_getCaptureModeList or ts3client_getDefaultCaptureMode </p></li>
<li><p><strong>result</strong> – address of a variable that receives a NULL terminated array like `{{char* deviceName, char* deviceId, char* interfaceName char* description, char* fromFactor} …, NULL}<code class="docutils literal notranslate"><span class="pre">on</span> <span class="pre">windows,</span></code>{{char* deviceName, char* deviceId}, …, NULL}` on other platforms. Memory is allocated by the client lib and caller must free individual strings and the array itself using <a class="reference internal" href="../client_api.html#clientlib_8h_1a783cbda7046acfc0173c669821702619"><span class="std std-ref">ts3client_freeMemory</span></a></p></li>
</ul>
</dd>
<dt class="field-even">Returns<span class="colon">:</span></dt>
<dd class="field-even"><p>An Error code from the <a class="reference internal" href="../errors.html#public__errors_8h_1a0bcf1e0a5e32989890f6e85064327f7b"><span class="std std-ref">Ts3ErrorType</span></a> enum indicating either success or the failure reason </p>
</dd>
</dl>
</dd></dl>
<p>To list devices available for playback use</p>
<dl class="c function">
<dt class="sig sig-object c">
<span class="kt"><span class="pre">unsigned</span></span><span class="w"> </span><span class="kt"><span class="pre">int</span></span><span class="w"> </span><span class="sig-name descname"><span class="n"><span class="pre">ts3client_getPlaybackDeviceList</span></span></span><span class="sig-paren">(</span><span class="k"><span class="pre">const</span></span><span class="w"> </span><span class="kt"><span class="pre">char</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">modeID</span></span>, <span class="kt"><span class="pre">char</span></span><span class="w"> </span><span class="p"><span class="pre">*</span></span><span class="p"><span class="pre">*</span></span><span class="p"><span class="pre">*</span></span><span class="p"><span class="pre">*</span></span><span class="n"><span class="pre">result</span></span><span class="sig-paren">)</span><br /></dt>
<dd><p>Retrieve available playback devices as reported by the operating system. </p>
<dl class="field-list simple">
<dt class="field-odd">Parameters<span class="colon">:</span></dt>
<dd class="field-odd"><ul class="simple">
<li><p><strong>modeID</strong> – a string indicating a valid playback mode as retrieved by ts3client_getPlaybackModeList or ts3client_getDefaultPlaybackMode </p></li>
<li><p><strong>result</strong> – address of a variable that receives a NULL terminated array like <code class="docutils literal notranslate"><span class="pre">{{char*</span> <span class="pre">deviceName,</span> <span class="pre">char*</span> <span class="pre">deviceId,</span> <span class="pre">char*</span> <span class="pre">interfaceName</span> <span class="pre">char*</span> <span class="pre">description,</span> <span class="pre">char*</span> <span class="pre">fromFactor}</span> <span class="pre">...,</span> <span class="pre">NULL}</span></code> on windows, <code class="docutils literal notranslate"><span class="pre">{{char*</span> <span class="pre">deviceName,</span> <span class="pre">char*</span> <span class="pre">deviceId},</span> <span class="pre">...,</span> <span class="pre">NULL}</span></code> on other platforms. Memory is allocated by the client lib and caller must free individual strings, array members and the array itself using <a class="reference internal" href="../client_api.html#clientlib_8h_1a783cbda7046acfc0173c669821702619"><span class="std std-ref">ts3client_freeMemory</span></a></p></li>
</ul>
</dd>
<dt class="field-even">Returns<span class="colon">:</span></dt>
<dd class="field-even"><p>An Error code from the <a class="reference internal" href="../errors.html#public__errors_8h_1a0bcf1e0a5e32989890f6e85064327f7b"><span class="std std-ref">Ts3ErrorType</span></a> enum indicating either success or the failure reason </p>
</dd>
</dl>
</dd></dl>
<section id="id1">
<h3>Example<a class="headerlink" href="#id1" title="Link to this heading"></a></h3>
<p>Example to query all available playback devices:</p>
<div class="highlight-c notranslate"><div class="highlight"><pre><span></span><span class="linenos"> 1</span><span class="kt">char</span><span class="o">*</span><span class="w"> </span><span class="n">defaultMode</span><span class="p">;</span>
<span class="linenos"> 2</span>
<span class="linenos"> 3</span><span class="k">if</span><span class="w"> </span><span class="p">(</span><span class="n">ts3client_getDefaultPlayBackMode</span><span class="p">(</span><span class="o">&amp;</span><span class="n">defaultMode</span><span class="p">)</span><span class="w"> </span><span class="o">==</span><span class="w"> </span><span class="n">ERROR_ok</span><span class="p">)</span><span class="w"> </span><span class="p">{</span>
<span class="linenos"> 4</span><span class="w"> </span><span class="kt">char</span><span class="o">***</span><span class="w"> </span><span class="n">array</span><span class="p">;</span>
<span class="linenos"> 5</span>
<span class="linenos"> 6</span><span class="w"> </span><span class="k">if</span><span class="w"> </span><span class="p">(</span><span class="n">ts3client_getPlaybackDeviceList</span><span class="p">(</span><span class="n">defaultMode</span><span class="p">,</span><span class="w"> </span><span class="o">&amp;</span><span class="n">array</span><span class="p">)</span><span class="w"> </span><span class="o">==</span><span class="w"> </span><span class="n">ERROR_ok</span><span class="p">)</span><span class="w"> </span><span class="p">{</span>
<span class="linenos"> 7</span><span class="w"> </span><span class="k">for</span><span class="w"> </span><span class="p">(</span><span class="kt">int</span><span class="w"> </span><span class="n">i</span><span class="o">=</span><span class="mi">0</span><span class="p">;</span><span class="w"> </span><span class="n">array</span><span class="p">[</span><span class="n">i</span><span class="p">]</span><span class="w"> </span><span class="o">!=</span><span class="w"> </span><span class="nb">NULL</span><span class="p">;</span><span class="w"> </span><span class="o">++</span><span class="n">i</span><span class="p">)</span><span class="w"> </span><span class="p">{</span>
<span class="linenos"> 8</span><span class="w"> </span><span class="n">printf</span><span class="p">(</span><span class="s">&quot;Playback device name: %s</span><span class="se">\n</span><span class="s">&quot;</span><span class="p">,</span><span class="w"> </span><span class="n">array</span><span class="p">[</span><span class="n">i</span><span class="p">][</span><span class="mi">0</span><span class="p">]);</span><span class="w"> </span><span class="cm">/* First element: Device name */</span>
<span class="linenos"> 9</span><span class="w"> </span><span class="n">printf</span><span class="p">(</span><span class="s">&quot;Playback device ID: %s</span><span class="se">\n</span><span class="s">&quot;</span><span class="p">,</span><span class="w"> </span><span class="n">array</span><span class="p">[</span><span class="n">i</span><span class="p">][</span><span class="mi">1</span><span class="p">]);</span><span class="w"> </span><span class="cm">/* Second element: Device ID */</span>
<span class="linenos">10</span><span class="cp">#ifdef _WIN32</span>
<span class="linenos">11</span><span class="w"> </span><span class="n">printf</span><span class="p">(</span><span class="s">&quot;Playback device interface name: %s</span><span class="se">\n</span><span class="s">&quot;</span><span class="p">,</span><span class="w"> </span><span class="n">array</span><span class="p">[</span><span class="n">i</span><span class="p">][</span><span class="mi">2</span><span class="p">]);</span><span class="w"> </span><span class="cm">/* win only: Third element: Device interface name */</span>
<span class="linenos">12</span><span class="w"> </span><span class="n">printf</span><span class="p">(</span><span class="s">&quot;Playback device desription: %s</span><span class="se">\n</span><span class="s">&quot;</span><span class="p">,</span><span class="w"> </span><span class="n">array</span><span class="p">[</span><span class="n">i</span><span class="p">][</span><span class="mi">3</span><span class="p">]);</span><span class="w"> </span><span class="cm">/* win only: Forth element: Device description */</span>
<span class="linenos">13</span><span class="w"> </span><span class="n">printf</span><span class="p">(</span><span class="s">&quot;Playback device formFactor: %s</span><span class="se">\n</span><span class="s">&quot;</span><span class="p">,</span><span class="w"> </span><span class="n">array</span><span class="p">[</span><span class="n">i</span><span class="p">][</span><span class="mi">4</span><span class="p">]);</span><span class="w"> </span><span class="cm">/* win only: Fifth element: Device form factor */</span>
<span class="linenos">14</span><span class="w"> </span><span class="n">ts3client_freeMemory</span><span class="p">(</span><span class="n">array</span><span class="p">[</span><span class="n">i</span><span class="p">][</span><span class="mi">3</span><span class="p">]);</span>
<span class="linenos">15</span><span class="w"> </span><span class="n">ts3client_freeMemory</span><span class="p">(</span><span class="n">array</span><span class="p">[</span><span class="n">i</span><span class="p">][</span><span class="mi">4</span><span class="p">]);</span>
<span class="linenos">16</span><span class="w"> </span><span class="n">ts3client_freeMemory</span><span class="p">(</span><span class="n">array</span><span class="p">[</span><span class="n">i</span><span class="p">][</span><span class="mi">5</span><span class="p">]);</span><span class="w"> </span><span class="c1">// also free the last element, being &quot;\0&quot;</span>
<span class="linenos">17</span><span class="cp">#endif</span>
<span class="linenos">18</span><span class="w"> </span><span class="cm">/* Free element */</span>
<span class="linenos">19</span><span class="w"> </span><span class="n">ts3client_freeMemory</span><span class="p">(</span><span class="n">array</span><span class="p">[</span><span class="n">i</span><span class="p">][</span><span class="mi">0</span><span class="p">]);</span>
<span class="linenos">20</span><span class="w"> </span><span class="n">ts3client_freeMemory</span><span class="p">(</span><span class="n">array</span><span class="p">[</span><span class="n">i</span><span class="p">][</span><span class="mi">1</span><span class="p">]);</span>
<span class="linenos">21</span><span class="w"> </span><span class="n">ts3client_freeMemory</span><span class="p">(</span><span class="n">array</span><span class="p">[</span><span class="n">i</span><span class="p">][</span><span class="mi">2</span><span class="p">]);</span>
<span class="linenos">22</span><span class="w"> </span><span class="n">ts3client_freeMemory</span><span class="p">(</span><span class="n">array</span><span class="p">[</span><span class="n">i</span><span class="p">]);</span>
<span class="linenos">23</span><span class="w"> </span><span class="p">}</span>
<span class="linenos">24</span><span class="w"> </span><span class="n">ts3client_freeMemory</span><span class="p">(</span><span class="n">array</span><span class="p">);</span><span class="w"> </span><span class="cm">/* Free complete array */</span>
<span class="linenos">25</span><span class="w"> </span><span class="p">}</span><span class="w"> </span><span class="k">else</span><span class="w"> </span><span class="p">{</span>
<span class="linenos">26</span><span class="w"> </span><span class="n">printf</span><span class="p">(</span><span class="s">&quot;Error getting playback device list</span><span class="se">\n</span><span class="s">&quot;</span><span class="p">);</span>
<span class="linenos">27</span><span class="w"> </span><span class="p">}</span>
<span class="linenos">28</span><span class="w"> </span><span class="n">ts3client_freeMemory</span><span class="p">(</span><span class="n">defaultMode</span><span class="p">);</span><span class="w"> </span><span class="c1">// free default mode</span>
<span class="linenos">29</span><span class="p">}</span><span class="w"> </span><span class="k">else</span><span class="w"> </span><span class="p">{</span>
<span class="linenos">30</span><span class="w"> </span><span class="n">printf</span><span class="p">(</span><span class="s">&quot;Error getting default playback mode</span><span class="se">\n</span><span class="s">&quot;</span><span class="p">);</span>
<span class="linenos">31</span><span class="p">}</span>
</pre></div>
</div>
</section>
</section>
</section>
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