Ptr device, <a class="el" href="group__C-interface.html#gae7900f257c69d31df885e3fbd714e3f1">RtMidiCCallback</a> callback, void *userData)</td></tr>
<tr class="memdesc:ga0207ebdd9388cacf5473460aadb3a480"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set a callback function to be invoked for incoming MIDI messages. See <a class="el" href="classRtMidiIn.html#a7590563461c7467608a4b3806406b32d">RtMidiIn::setCallback()</a>. <br/></td></tr>
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