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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
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<title>Audio Processing Framework (APF): apf::JackClient Class Reference</title>
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<div id="projectname">Audio Processing Framework (APF)<span id="projectnumber"> version 0.5.0</span>
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<ul>
<li class="navelem"><a class="el" href="namespaceapf.html">apf</a></li><li class="navelem"><a class="el" href="classapf_1_1JackClient.html">JackClient</a></li> </ul>
</div>
</div><!-- top -->
<div class="header">
<div class="summary">
<a href="#nested-classes">Classes</a> |
<a href="#pub-types">Public Types</a> |
<a href="#pub-methods">Public Member Functions</a> |
<a href="classapf_1_1JackClient-members.html">List of all members</a> </div>
<div class="headertitle"><div class="title">apf::JackClient Class Reference</div></div>
</div><!--header-->
<div class="contents">
<p>C++ wrapper for a JACK client.
<a href="classapf_1_1JackClient.html#details">More...</a></p>
<p><code>#include <<a class="el" href="jackclient_8h_source.html">apf/jackclient.h</a>></code></p>
<div class="dynheader">
Inheritance diagram for apf::JackClient:</div>
<div class="dyncontent">
<div class="center"><img src="classapf_1_1JackClient__inherit__graph.png" border="0" usemap="#aapf_1_1JackClient_inherit__map" alt="Inheritance graph"/></div>
<map name="aapf_1_1JackClient_inherit__map" id="aapf_1_1JackClient_inherit__map">
<area shape="rect" title="C++ wrapper for a JACK client." alt="" coords="9,5,124,32"/>
<area shape="rect" href="classapf_1_1jack__policy.html" title="interface_policy using JACK." alt="" coords="5,80,128,107"/>
</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 id="nested-classes" name="nested-classes"></a>
Classes</h2></td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="structapf_1_1JackClient_1_1jack__error.html">jack_error</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">exception to be thrown at various occasions. <a href="structapf_1_1JackClient_1_1jack__error.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="pub-types" name="pub-types"></a>
Public Types</h2></td></tr>
<tr class="memitem:a9f988f6445f288fd7dcb224907219ebf"><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#a9f988f6445f288fd7dcb224907219ebf">callback_usage_t</a> { <a class="el" href="classapf_1_1JackClient.html#a9f988f6445f288fd7dcb224907219ebfad7aa9c6ff272db9bcd2e995123a40ed1">dont_use_jack_process_callback</a> = 0
, <a class="el" href="classapf_1_1JackClient.html#a9f988f6445f288fd7dcb224907219ebfa7161919ae9083f1005e02ae750c2e3c9">use_jack_process_callback</a>
}</td></tr>
<tr class="memdesc:a9f988f6445f288fd7dcb224907219ebf"><td class="mdescLeft"> </td><td class="mdescRight">Select if JACK's audio callback function shall be called. <a href="classapf_1_1JackClient.html#a9f988f6445f288fd7dcb224907219ebf">More...</a><br /></td></tr>
<tr class="separator:a9f988f6445f288fd7dcb224907219ebf"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a4057611503a3ba15a06cc4e98458634d"><td class="memItemLeft" align="right" valign="top">typedef jack_default_audio_sample_t </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#a4057611503a3ba15a06cc4e98458634d">sample_t</a></td></tr>
<tr class="separator:a4057611503a3ba15a06cc4e98458634d"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a26cc7edd4ca47297ff0c280a08aa99af"><td class="memItemLeft" align="right" valign="top">typedef jack_nframes_t </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#a26cc7edd4ca47297ff0c280a08aa99af">nframes_t</a></td></tr>
<tr class="separator:a26cc7edd4ca47297ff0c280a08aa99af"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a833f58ab56ac6c035346b09f8b34c8c4"><td class="memItemLeft" align="right" valign="top">typedef jack_port_t </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#a833f58ab56ac6c035346b09f8b34c8c4">port_t</a></td></tr>
<tr class="separator:a833f58ab56ac6c035346b09f8b34c8c4"><td class="memSeparator" colspan="2"> </td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="pub-methods" name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:ab47d8a6913a93899f36193f4daa949de"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#ab47d8a6913a93899f36193f4daa949de">JackClient</a> (const std::string &name="JackClient", callback_usage_t callback_usage=<a class="el" href="classapf_1_1JackClient.html#a9f988f6445f288fd7dcb224907219ebfad7aa9c6ff272db9bcd2e995123a40ed1">dont_use_jack_process_callback</a>)</td></tr>
<tr class="memdesc:ab47d8a6913a93899f36193f4daa949de"><td class="mdescLeft"> </td><td class="mdescRight">Constructor. <a href="classapf_1_1JackClient.html#ab47d8a6913a93899f36193f4daa949de">More...</a><br /></td></tr>
<tr class="separator:ab47d8a6913a93899f36193f4daa949de"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a78d84b59f292b7baf3557477e4728d0f"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#a78d84b59f292b7baf3557477e4728d0f">activate</a> () const</td></tr>
<tr class="memdesc:a78d84b59f292b7baf3557477e4728d0f"><td class="mdescLeft"> </td><td class="mdescRight">Activate JACK client. <a href="classapf_1_1JackClient.html#a78d84b59f292b7baf3557477e4728d0f">More...</a><br /></td></tr>
<tr class="separator:a78d84b59f292b7baf3557477e4728d0f"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a57e6ceabdbd30047409321563919d0c0"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#a57e6ceabdbd30047409321563919d0c0">deactivate</a> () const</td></tr>
<tr class="memdesc:a57e6ceabdbd30047409321563919d0c0"><td class="mdescLeft"> </td><td class="mdescRight">Deactivate JACK client. <a href="classapf_1_1JackClient.html#a57e6ceabdbd30047409321563919d0c0">More...</a><br /></td></tr>
<tr class="separator:a57e6ceabdbd30047409321563919d0c0"><td class="memSeparator" colspan="2"> </td></tr>
<tr><td colspan="2"><div class="groupHeader">manage JACK ports</div></td></tr>
<tr class="memitem:a2046c2a5aae8e5fcb95204d167a4db50"><td class="memItemLeft" align="right" valign="top">port_t * </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#a2046c2a5aae8e5fcb95204d167a4db50">register_in_port</a> (const std::string &name) const</td></tr>
<tr class="memdesc:a2046c2a5aae8e5fcb95204d167a4db50"><td class="mdescLeft"> </td><td class="mdescRight">Register JACK input port. <a href="classapf_1_1JackClient.html#a2046c2a5aae8e5fcb95204d167a4db50">More...</a><br /></td></tr>
<tr class="separator:a2046c2a5aae8e5fcb95204d167a4db50"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a058c736756765b2a1063dcf0d268f388"><td class="memItemLeft" align="right" valign="top">port_t * </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#a058c736756765b2a1063dcf0d268f388">register_out_port</a> (const std::string &name) const</td></tr>
<tr class="memdesc:a058c736756765b2a1063dcf0d268f388"><td class="mdescLeft"> </td><td class="mdescRight">Register JACK output port. <a href="classapf_1_1JackClient.html#a058c736756765b2a1063dcf0d268f388">More...</a><br /></td></tr>
<tr class="separator:a058c736756765b2a1063dcf0d268f388"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a70952b836739dd84fbe065a69c4d44c0"><td class="memItemLeft" align="right" valign="top">port_t * </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#a70952b836739dd84fbe065a69c4d44c0">register_port</a> (const std::string &name, unsigned long flags) const</td></tr>
<tr class="memdesc:a70952b836739dd84fbe065a69c4d44c0"><td class="mdescLeft"> </td><td class="mdescRight">Register JACK port (input or output). <a href="classapf_1_1JackClient.html#a70952b836739dd84fbe065a69c4d44c0">More...</a><br /></td></tr>
<tr class="separator:a70952b836739dd84fbe065a69c4d44c0"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a60271e834a62f87f2d216b93f61a5942"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#a60271e834a62f87f2d216b93f61a5942">unregister_port</a> (port_t *port) const</td></tr>
<tr class="memdesc:a60271e834a62f87f2d216b93f61a5942"><td class="mdescLeft"> </td><td class="mdescRight">Unregister JACK port. <a href="classapf_1_1JackClient.html#a60271e834a62f87f2d216b93f61a5942">More...</a><br /></td></tr>
<tr class="separator:a60271e834a62f87f2d216b93f61a5942"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:add82ba076924b07f5a8b4000237952d0"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#add82ba076924b07f5a8b4000237952d0">connect_ports</a> (const std::string &source, const std::string &destination) const</td></tr>
<tr class="memdesc:add82ba076924b07f5a8b4000237952d0"><td class="mdescLeft"> </td><td class="mdescRight">Connect two JACK ports. <a href="classapf_1_1JackClient.html#add82ba076924b07f5a8b4000237952d0">More...</a><br /></td></tr>
<tr class="separator:add82ba076924b07f5a8b4000237952d0"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a60eab12c2faae1b25c9d48e13c1b248a"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#a60eab12c2faae1b25c9d48e13c1b248a">disconnect_ports</a> (const std::string &source, const std::string &destination) const</td></tr>
<tr class="memdesc:a60eab12c2faae1b25c9d48e13c1b248a"><td class="mdescLeft"> </td><td class="mdescRight">Disconnect two JACK ports. <a href="classapf_1_1JackClient.html#a60eab12c2faae1b25c9d48e13c1b248a">More...</a><br /></td></tr>
<tr class="separator:a60eab12c2faae1b25c9d48e13c1b248a"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ae0bfb9c1dda07776b1005e283a579b07"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#ae0bfb9c1dda07776b1005e283a579b07">connect_pending_connections</a> () const</td></tr>
<tr class="memdesc:ae0bfb9c1dda07776b1005e283a579b07"><td class="mdescLeft"> </td><td class="mdescRight">Make connections which are still pending from a previous call to <a class="el" href="classapf_1_1JackClient.html#add82ba076924b07f5a8b4000237952d0" title="Connect two JACK ports.">connect_ports()</a>. <a href="classapf_1_1JackClient.html#ae0bfb9c1dda07776b1005e283a579b07">More...</a><br /></td></tr>
<tr class="separator:ae0bfb9c1dda07776b1005e283a579b07"><td class="memSeparator" colspan="2"> </td></tr>
<tr><td colspan="2"><div class="groupHeader">manage JACK transport</div></td></tr>
<tr class="memitem:a68f5780f3226295ea621c59250caeb86"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#a68f5780f3226295ea621c59250caeb86">transport_start</a> () const</td></tr>
<tr class="memdesc:a68f5780f3226295ea621c59250caeb86"><td class="mdescLeft"> </td><td class="mdescRight">Start JACK transport. <a href="classapf_1_1JackClient.html#a68f5780f3226295ea621c59250caeb86">More...</a><br /></td></tr>
<tr class="separator:a68f5780f3226295ea621c59250caeb86"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ad25f5a78df4b4fe19a829cb9294901bd"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#ad25f5a78df4b4fe19a829cb9294901bd">transport_stop</a> () const</td></tr>
<tr class="memdesc:ad25f5a78df4b4fe19a829cb9294901bd"><td class="mdescLeft"> </td><td class="mdescRight">Stop JACK transport. <a href="classapf_1_1JackClient.html#ad25f5a78df4b4fe19a829cb9294901bd">More...</a><br /></td></tr>
<tr class="separator:ad25f5a78df4b4fe19a829cb9294901bd"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:afd90bfa185165a30bd7f859b4311339f"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#afd90bfa185165a30bd7f859b4311339f">transport_locate</a> (nframes_t frame) const</td></tr>
<tr class="memdesc:afd90bfa185165a30bd7f859b4311339f"><td class="mdescLeft"> </td><td class="mdescRight">Set JACK transport location. <a href="classapf_1_1JackClient.html#afd90bfa185165a30bd7f859b4311339f">More...</a><br /></td></tr>
<tr class="separator:afd90bfa185165a30bd7f859b4311339f"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a6ef4e09a9c3084eb2257c75cac33d804"><td class="memItemLeft" align="right" valign="top">std::pair< bool, nframes_t > </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#a6ef4e09a9c3084eb2257c75cac33d804">get_transport_state</a> () const</td></tr>
<tr class="memdesc:a6ef4e09a9c3084eb2257c75cac33d804"><td class="mdescLeft"> </td><td class="mdescRight">Get JACK transport state. <a href="classapf_1_1JackClient.html#a6ef4e09a9c3084eb2257c75cac33d804">More...</a><br /></td></tr>
<tr class="separator:a6ef4e09a9c3084eb2257c75cac33d804"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a16b17fd16c709e4ee323ed9512face30"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#a16b17fd16c709e4ee323ed9512face30">set_freewheel</a> (int onoff) const</td></tr>
<tr class="memdesc:a16b17fd16c709e4ee323ed9512face30"><td class="mdescLeft"> </td><td class="mdescRight">Set JACK freewheeling mode. <a href="classapf_1_1JackClient.html#a16b17fd16c709e4ee323ed9512face30">More...</a><br /></td></tr>
<tr class="separator:a16b17fd16c709e4ee323ed9512face30"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a89f987b36bcf2244e3d4aa862efdcdb8"><td class="memItemLeft" align="right" valign="top">std::string </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#a89f987b36bcf2244e3d4aa862efdcdb8">client_name</a> () const</td></tr>
<tr class="separator:a89f987b36bcf2244e3d4aa862efdcdb8"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a31b272aeaa615c01994a23fc870c3ecf"><td class="memItemLeft" align="right" valign="top">nframes_t </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#a31b272aeaa615c01994a23fc870c3ecf">sample_rate</a> () const</td></tr>
<tr class="separator:a31b272aeaa615c01994a23fc870c3ecf"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a5afba4f7fc55a5b151895da11d5bebae"><td class="memItemLeft" align="right" valign="top">nframes_t </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#a5afba4f7fc55a5b151895da11d5bebae">buffer_size</a> () const</td></tr>
<tr class="separator:a5afba4f7fc55a5b151895da11d5bebae"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:acd6b6523ffc1ff0415f0a9eaca96a71e"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#acd6b6523ffc1ff0415f0a9eaca96a71e">is_realtime</a> () const</td></tr>
<tr class="memdesc:acd6b6523ffc1ff0415f0a9eaca96a71e"><td class="mdescLeft"> </td><td class="mdescRight">Start JACK transport. <a href="classapf_1_1JackClient.html#acd6b6523ffc1ff0415f0a9eaca96a71e">More...</a><br /></td></tr>
<tr class="separator:acd6b6523ffc1ff0415f0a9eaca96a71e"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a5879e63ec5de207e578620e816f0f65f"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#a5879e63ec5de207e578620e816f0f65f">get_real_time_priority</a> () const</td></tr>
<tr class="memdesc:a5879e63ec5de207e578620e816f0f65f"><td class="mdescLeft"> </td><td class="mdescRight">Start JACK transport. <a href="classapf_1_1JackClient.html#a5879e63ec5de207e578620e816f0f65f">More...</a><br /></td></tr>
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<tr class="memitem:a4365f989fc5111136f70fe8945f63a56"><td class="memItemLeft" align="right" valign="top">float </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#a4365f989fc5111136f70fe8945f63a56">get_cpu_load</a> () const</td></tr>
<tr class="memdesc:a4365f989fc5111136f70fe8945f63a56"><td class="mdescLeft"> </td><td class="mdescRight">Start JACK transport. <a href="classapf_1_1JackClient.html#a4365f989fc5111136f70fe8945f63a56">More...</a><br /></td></tr>
<tr class="separator:a4365f989fc5111136f70fe8945f63a56"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ab42da838da150c1c59edcf5fb399bbb5"><td class="memItemLeft" align="right" valign="top">jack_native_thread_t </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#ab42da838da150c1c59edcf5fb399bbb5">client_thread_id</a> () const</td></tr>
<tr class="memdesc:ab42da838da150c1c59edcf5fb399bbb5"><td class="mdescLeft"> </td><td class="mdescRight">Start JACK transport. <a href="classapf_1_1JackClient.html#ab42da838da150c1c59edcf5fb399bbb5">More...</a><br /></td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader">callback functions</h2></td></tr>
<tr><td class="ititle" colspan="2"><p >can be overwritten in derived classes </p>
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<tr class="memitem:a936a23be4f294e156c44435933fc2427"><td class="memItemLeft" align="right" valign="top">virtual int </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#a936a23be4f294e156c44435933fc2427">jack_process_callback</a> (nframes_t nframes)</td></tr>
<tr class="memdesc:a936a23be4f294e156c44435933fc2427"><td class="mdescLeft"> </td><td class="mdescRight">JACK process callback function. <a href="classapf_1_1JackClient.html#a936a23be4f294e156c44435933fc2427">More...</a><br /></td></tr>
<tr class="separator:a936a23be4f294e156c44435933fc2427"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aa74f9b51f476101f914f92da24dccad2"><td class="memItemLeft" align="right" valign="top">virtual int </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#aa74f9b51f476101f914f92da24dccad2">jack_sync_callback</a> (jack_transport_state_t state, jack_position_t *pos)</td></tr>
<tr class="memdesc:aa74f9b51f476101f914f92da24dccad2"><td class="mdescLeft"> </td><td class="mdescRight">JACK sync callback function. <a href="classapf_1_1JackClient.html#aa74f9b51f476101f914f92da24dccad2">More...</a><br /></td></tr>
<tr class="separator:aa74f9b51f476101f914f92da24dccad2"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a6b4018f77c37bb41c02035d8c9059f0b"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#a6b4018f77c37bb41c02035d8c9059f0b">jack_shutdown_callback</a> ()</td></tr>
<tr class="memdesc:a6b4018f77c37bb41c02035d8c9059f0b"><td class="mdescLeft"> </td><td class="mdescRight">JACK shutdown callback. <a href="classapf_1_1JackClient.html#a6b4018f77c37bb41c02035d8c9059f0b">More...</a><br /></td></tr>
<tr class="separator:a6b4018f77c37bb41c02035d8c9059f0b"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a391efc17d52a71e65e5d0be17843cbf0"><td class="memItemLeft" align="right" valign="top">virtual int </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#a391efc17d52a71e65e5d0be17843cbf0">jack_sample_rate_callback</a> (nframes_t sr)</td></tr>
<tr class="memdesc:a391efc17d52a71e65e5d0be17843cbf0"><td class="mdescLeft"> </td><td class="mdescRight">JACK sample rate callback. <a href="classapf_1_1JackClient.html#a391efc17d52a71e65e5d0be17843cbf0">More...</a><br /></td></tr>
<tr class="separator:a391efc17d52a71e65e5d0be17843cbf0"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aac7ac1e5c5130f097b8e8b0eeab150a6"><td class="memItemLeft" align="right" valign="top">virtual int </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#aac7ac1e5c5130f097b8e8b0eeab150a6">jack_buffer_size_callback</a> (nframes_t bs)</td></tr>
<tr class="memdesc:aac7ac1e5c5130f097b8e8b0eeab150a6"><td class="mdescLeft"> </td><td class="mdescRight">JACK buffer size callback. <a href="classapf_1_1JackClient.html#aac7ac1e5c5130f097b8e8b0eeab150a6">More...</a><br /></td></tr>
<tr class="separator:aac7ac1e5c5130f097b8e8b0eeab150a6"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:afe3948e583bd71fb48b1d94a9b490ea1"><td class="memItemLeft" align="right" valign="top">virtual int </td><td class="memItemRight" valign="bottom"><a class="el" href="classapf_1_1JackClient.html#afe3948e583bd71fb48b1d94a9b490ea1">jack_xrun_callback</a> ()</td></tr>
<tr class="memdesc:afe3948e583bd71fb48b1d94a9b490ea1"><td class="mdescLeft"> </td><td class="mdescRight">JACK xrun callback. <a href="classapf_1_1JackClient.html#afe3948e583bd71fb48b1d94a9b490ea1">More...</a><br /></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p >C++ wrapper for a JACK client. </p>
<dl class="section warning"><dt>Warning</dt><dd>When several JACK clients are running and one of them is closed, this can lead to a segmentation fault in the callback function (jack_port_get_buffer() delivers bad data). We couldn't really track down the error, but to be on the sure side, delete your JackClients only on the very end. </dd></dl>
<dl class="section user"><dt></dt><dd>A related issue may be that after calling jack_client_close() the corresponding thread is not closed, in the end it becomes a "zombie thread". But maybe this is a different story ... </dd></dl>
<dl class="section user"><dt></dt><dd>Any comments on this topic are very welcome! </dd></dl>
<p class="definition">Definition at line <a class="el" href="jackclient_8h_source.html#l00067">67</a> of file <a class="el" href="jackclient_8h_source.html">jackclient.h</a>.</p>
</div><h2 class="groupheader">Member Typedef Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a4057611503a3ba15a06cc4e98458634d">◆ </a></span>sample_t</h2>
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<td class="memname">typedef jack_default_audio_sample_t apf::JackClient::sample_t</td>
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<p class="definition">Definition at line <a class="el" href="jackclient_8h_source.html#l00070">70</a> of file <a class="el" href="jackclient_8h_source.html">jackclient.h</a>.</p>
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<td class="memname">typedef jack_nframes_t apf::JackClient::nframes_t</td>
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<p class="definition">Definition at line <a class="el" href="jackclient_8h_source.html#l00071">71</a> of file <a class="el" href="jackclient_8h_source.html">jackclient.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a833f58ab56ac6c035346b09f8b34c8c4">◆ </a></span>port_t</h2>
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<td class="memname">typedef jack_port_t apf::JackClient::port_t</td>
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<p class="definition">Definition at line <a class="el" href="jackclient_8h_source.html#l00072">72</a> of file <a class="el" href="jackclient_8h_source.html">jackclient.h</a>.</p>
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<h2 class="groupheader">Member Enumeration Documentation</h2>
<a id="a9f988f6445f288fd7dcb224907219ebf" name="a9f988f6445f288fd7dcb224907219ebf"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a9f988f6445f288fd7dcb224907219ebf">◆ </a></span>callback_usage_t</h2>
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<td class="memname">enum <a class="el" href="classapf_1_1JackClient.html#a9f988f6445f288fd7dcb224907219ebf">apf::JackClient::callback_usage_t</a></td>
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<p>Select if JACK's audio callback function shall be called. </p>
<table class="fieldtable">
<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a id="a9f988f6445f288fd7dcb224907219ebfad7aa9c6ff272db9bcd2e995123a40ed1" name="a9f988f6445f288fd7dcb224907219ebfad7aa9c6ff272db9bcd2e995123a40ed1"></a>dont_use_jack_process_callback </td><td class="fielddoc"><p >JACK audio callback is never called. </p>
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<tr><td class="fieldname"><a id="a9f988f6445f288fd7dcb224907219ebfa7161919ae9083f1005e02ae750c2e3c9" name="a9f988f6445f288fd7dcb224907219ebfa7161919ae9083f1005e02ae750c2e3c9"></a>use_jack_process_callback </td><td class="fielddoc"><p >JACK audio callback (<a class="el" href="classapf_1_1JackClient.html#a936a23be4f294e156c44435933fc2427" title="JACK process callback function.">jack_process_callback()</a>) is called after <a class="el" href="classapf_1_1JackClient.html#a78d84b59f292b7baf3557477e4728d0f" title="Activate JACK client.">activate()</a> </p>
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<p class="definition">Definition at line <a class="el" href="jackclient_8h_source.html#l00075">75</a> of file <a class="el" href="jackclient_8h_source.html">jackclient.h</a>.</p>
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<h2 class="groupheader">Constructor & Destructor Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#ab47d8a6913a93899f36193f4daa949de">◆ </a></span>JackClient()</h2>
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<td class="memname">apf::JackClient::JackClient </td>
<td>(</td>
<td class="paramtype">const std::string & </td>
<td class="paramname"><em>name</em> = <code>"JackClient"</code>, </td>
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<td class="paramtype"><a class="el" href="classapf_1_1JackClient.html#a9f988f6445f288fd7dcb224907219ebf">callback_usage_t</a> </td>
<td class="paramname"><em>callback_usage</em> = <code><a class="el" href="classapf_1_1JackClient.html#a9f988f6445f288fd7dcb224907219ebfad7aa9c6ff272db9bcd2e995123a40ed1">dont_use_jack_process_callback</a></code> </td>
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<td>)</td>
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<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">explicit</span></span> </td>
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<p>Constructor. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">name</td><td>client name of the JACK client to be created. </td></tr>
<tr><td class="paramname">callback_usage</td><td>if <code>use_jack_process_callback</code>, the member function <a class="el" href="classapf_1_1JackClient.html#a936a23be4f294e156c44435933fc2427" title="JACK process callback function.">jack_process_callback()</a> is called by JACK in each audio cycle. </td></tr>
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</dd>
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<dl class="section warning"><dt>Warning</dt><dd><code>name</code> should not include a colon. This doesn't cause an error directly, but it messes up the JACK client- and portnames. </dd></dl>
<dl class="exception"><dt>Exceptions</dt><dd>
<table class="exception">
<tr><td class="paramname"><a class="el" href="structapf_1_1JackClient_1_1jack__error.html" title="exception to be thrown at various occasions.">jack_error</a></td><td>if something goes wrong </td></tr>
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<p class="definition">Definition at line <a class="el" href="jackclient_8h_source.html#l00477">477</a> of file <a class="el" href="jackclient_8h_source.html">jackclient.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ae28aeb0600ff4acc71721f875ee1dd20">◆ </a></span>~JackClient()</h2>
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<td class="memname">virtual apf::JackClient::~JackClient </td>
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<p class="definition">Definition at line <a class="el" href="jackclient_8h_source.html#l00113">113</a> of file <a class="el" href="jackclient_8h_source.html">jackclient.h</a>.</p>
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<h2 class="groupheader">Member Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a78d84b59f292b7baf3557477e4728d0f">◆ </a></span>activate()</h2>
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<td class="memname">bool apf::JackClient::activate </td>
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<p>Activate JACK client. </p>
<dl class="section return"><dt>Returns</dt><dd><b>true</b> on success </dd></dl>
<dl class="section see"><dt>See also</dt><dd>jack_activate() </dd></dl>
<p class="definition">Definition at line <a class="el" href="jackclient_8h_source.html#l00126">126</a> of file <a class="el" href="jackclient_8h_source.html">jackclient.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a57e6ceabdbd30047409321563919d0c0">◆ </a></span>deactivate()</h2>
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<p>Deactivate JACK client. </p>
<dl class="section return"><dt>Returns</dt><dd><b>true</b> on success </dd></dl>
<dl class="section see"><dt>See also</dt><dd>jack_deactivate() </dd></dl>
<p class="definition">Definition at line <a class="el" href="jackclient_8h_source.html#l00141">141</a> of file <a class="el" href="jackclient_8h_source.html">jackclient.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a2046c2a5aae8e5fcb95204d167a4db50">◆ </a></span>register_in_port()</h2>
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<td class="memname">port_t * apf::JackClient::register_in_port </td>
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<p>Register JACK input port. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">name</td><td>desired port name </td></tr>
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</dd>
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<dl class="section return"><dt>Returns</dt><dd>JACK port </dd></dl>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="classapf_1_1JackClient.html#a70952b836739dd84fbe065a69c4d44c0" title="Register JACK port (input or output).">register_port()</a> </dd></dl>
<p class="definition">Definition at line <a class="el" href="jackclient_8h_source.html#l00155">155</a> of file <a class="el" href="jackclient_8h_source.html">jackclient.h</a>.</p>
<p class="reference">References <a class="el" href="jackclient_8h_source.html#l00174">register_port()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a058c736756765b2a1063dcf0d268f388">◆ </a></span>register_out_port()</h2>
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<p>Register JACK output port. </p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">name</td><td>desired port name </td></tr>
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</dd>
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<dl class="section return"><dt>Returns</dt><dd>JACK port </dd></dl>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="classapf_1_1JackClient.html#a70952b836739dd84fbe065a69c4d44c0" title="Register JACK port (input or output).">register_port()</a> </dd></dl>
<p class="definition">Definition at line <a class="el" href="jackclient_8h_source.html#l00164">164</a> of file <a class="el" href="jackclient_8h_source.html">jackclient.h</a>.</p>
<p class="reference">References <a class="el" href="jackclient_8h_source.html#l00174">register_port()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a70952b836739dd84fbe065a69c4d44c0">◆ </a></span>register_port()</h2>
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<p>Register JACK port (input or output). </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">name</td><td>desired port name </td></tr>
<tr><td class="paramname">flags</td><td>JACK port flags </td></tr>
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<dl class="section return"><dt>Returns</dt><dd>JACK port </dd></dl>
<dl class="section see"><dt>See also</dt><dd>jack_port_register() </dd></dl>
<p class="definition">Definition at line <a class="el" href="jackclient_8h_source.html#l00174">174</a> of file <a class="el" href="jackclient_8h_source.html">jackclient.h</a>.</p>
<p class="reference">Referenced by <a class="el" href="jackclient_8h_source.html#l00155">register_in_port()</a>, and <a class="el" href="jackclient_8h_source.html#l00164">register_out_port()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a60271e834a62f87f2d216b93f61a5942">◆ </a></span>unregister_port()</h2>
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<p>Unregister JACK port. </p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">port</td><td>JACK port </td></tr>
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</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd><b>true</b> on success </dd></dl>
<dl class="section see"><dt>See also</dt><dd>jack_port_unregister() </dd></dl>
<p class="definition">Definition at line <a class="el" href="jackclient_8h_source.html#l00184">184</a> of file <a class="el" href="jackclient_8h_source.html">jackclient.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#add82ba076924b07f5a8b4000237952d0">◆ </a></span>connect_ports()</h2>
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<p>Connect two JACK ports. </p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">source</td><td>source port name </td></tr>
<tr><td class="paramname">destination</td><td>destination port name </td></tr>
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<dl class="section return"><dt>Returns</dt><dd><b>true</b> on success </dd></dl>
<p class="definition">Definition at line <a class="el" href="jackclient_8h_source.html#l00201">201</a> of file <a class="el" href="jackclient_8h_source.html">jackclient.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a60eab12c2faae1b25c9d48e13c1b248a">◆ </a></span>disconnect_ports()</h2>
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<p>Disconnect two JACK ports. </p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">source</td><td>source port name </td></tr>
<tr><td class="paramname">destination</td><td>destination port name </td></tr>
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<dl class="section return"><dt>Returns</dt><dd><b>true</b> on success </dd></dl>
<p class="definition">Definition at line <a class="el" href="jackclient_8h_source.html#l00211">211</a> of file <a class="el" href="jackclient_8h_source.html">jackclient.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ae0bfb9c1dda07776b1005e283a579b07">◆ </a></span>connect_pending_connections()</h2>
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<p>Make connections which are still pending from a previous call to <a class="el" href="classapf_1_1JackClient.html#add82ba076924b07f5a8b4000237952d0" title="Connect two JACK ports.">connect_ports()</a>. </p>
<p >This is needed if <a class="el" href="classapf_1_1JackClient.html#add82ba076924b07f5a8b4000237952d0" title="Connect two JACK ports.">connect_ports()</a> has been called while the <a class="el" href="classapf_1_1JackClient.html" title="C++ wrapper for a JACK client.">JackClient</a> wasn't activated yet. </p>
<p class="definition">Definition at line <a class="el" href="jackclient_8h_source.html#l00220">220</a> of file <a class="el" href="jackclient_8h_source.html">jackclient.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a68f5780f3226295ea621c59250caeb86">◆ </a></span>transport_start()</h2>
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<p>Start JACK transport. </p>
<p class="definition">Definition at line <a class="el" href="jackclient_8h_source.html#l00246">246</a> of file <a class="el" href="jackclient_8h_source.html">jackclient.h</a>.</p>
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<p>Stop JACK transport. </p>
<p class="definition">Definition at line <a class="el" href="jackclient_8h_source.html#l00252">252</a> of file <a class="el" href="jackclient_8h_source.html">jackclient.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#afd90bfa185165a30bd7f859b4311339f">◆ </a></span>transport_locate()</h2>
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<p>Set JACK transport location. </p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">frame</td><td>location </td></tr>
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</dl>
<dl class="section return"><dt>Returns</dt><dd><b>true</b> on success </dd></dl>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="classapf_1_1JackClient.html#a6ef4e09a9c3084eb2257c75cac33d804" title="Get JACK transport state.">get_transport_state()</a>, jack_transport_locate() </dd></dl>
<p class="definition">Definition at line <a class="el" href="jackclient_8h_source.html#l00261">261</a> of file <a class="el" href="jackclient_8h_source.html">jackclient.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a6ef4e09a9c3084eb2257c75cac33d804">◆ </a></span>get_transport_state()</h2>
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<p>Get JACK transport state. </p>
<dl class="section return"><dt>Returns</dt><dd>a pair: first element is <b>true</b> if transport is rolling, second is the current position. </dd></dl>
<p class="definition">Definition at line <a class="el" href="jackclient_8h_source.html#l00269">269</a> of file <a class="el" href="jackclient_8h_source.html">jackclient.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a16b17fd16c709e4ee323ed9512face30">◆ </a></span>set_freewheel()</h2>
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<p>Set JACK freewheeling mode. </p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">onoff</td><td>non-zero: start; zero: stop </td></tr>
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<dl class="section return"><dt>Returns</dt><dd><b>true</b> on success </dd></dl>
<p class="definition">Definition at line <a class="el" href="jackclient_8h_source.html#l00288">288</a> of file <a class="el" href="jackclient_8h_source.html">jackclient.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a89f987b36bcf2244e3d4aa862efdcdb8">◆ </a></span>client_name()</h2>
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<dl class="section return"><dt>Returns</dt><dd>JACK client name </dd></dl>
<p class="definition">Definition at line <a class="el" href="jackclient_8h_source.html#l00294">294</a> of file <a class="el" href="jackclient_8h_source.html">jackclient.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a31b272aeaa615c01994a23fc870c3ecf">◆ </a></span>sample_rate()</h2>
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<dl class="section return"><dt>Returns</dt><dd>JACK sample rate </dd></dl>
<p class="definition">Definition at line <a class="el" href="jackclient_8h_source.html#l00296">296</a> of file <a class="el" href="jackclient_8h_source.html">jackclient.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a5afba4f7fc55a5b151895da11d5bebae">◆ </a></span>buffer_size()</h2>
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<dl class="section return"><dt>Returns</dt><dd>JACK buffer size </dd></dl>
<p class="definition">Definition at line <a class="el" href="jackclient_8h_source.html#l00298">298</a> of file <a class="el" href="jackclient_8h_source.html">jackclient.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#acd6b6523ffc1ff0415f0a9eaca96a71e">◆ </a></span>is_realtime()</h2>
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<p>Start JACK transport. </p>
<p class="definition">Definition at line <a class="el" href="jackclient_8h_source.html#l00300">300</a> of file <a class="el" href="jackclient_8h_source.html">jackclient.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a5879e63ec5de207e578620e816f0f65f">◆ </a></span>get_real_time_priority()</h2>