<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <meta http-equiv="X-UA-Compatible" content="IE=9"/> <meta name="generator" content="Doxygen 1.8.3.1"/> <title>PortAudio: pa_asio.h Source File</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="dynsections.js"></script> <link href="doxygen.css" rel="stylesheet" type="text/css" /> </head> <body> <div id="top"><!-- do not remove this div, it is closed by doxygen! --> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td style="padding-left: 0.5em;"> <div id="projectname">PortAudio  <span id="projectnumber">2.0</span> </div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.8.3.1 --> <div id="navrow1" class="tabs"> <ul class="tablist"> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="pages.html"><span>Related Pages</span></a></li> <li><a href="modules.html"><span>Modules</span></a></li> <li><a href="annotated.html"><span>Data Structures</span></a></li> <li class="current"><a href="files.html"><span>Files</span></a></li> </ul> </div> <div id="navrow2" class="tabs2"> <ul class="tablist"> <li><a href="files.html"><span>File List</span></a></li> <li><a href="globals.html"><span>Globals</span></a></li> </ul> </div> <div id="nav-path" class="navpath"> <ul> <li class="navelem"><a class="el" href="dir_d44c64559bbebec7f509842c48db8b23.html">include</a></li> </ul> </div> </div><!-- top --> <div class="header"> <div class="headertitle"> <div class="title">pa_asio.h</div> </div> </div><!--header--> <div class="contents"> <a href="pa__asio_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="preprocessor">#ifndef PA_ASIO_H</span></div> <div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="preprocessor"></span><span class="preprocessor">#define PA_ASIO_H</span></div> <div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="preprocessor"></span><span class="comment">/*</span></div> <div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * $Id: pa_asio.h 1667 2011-05-02 15:49:20Z rossb $</span></div> <div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * PortAudio Portable Real-Time Audio Library</span></div> <div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * ASIO specific extensions</span></div> <div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> *</span></div> <div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * Copyright (c) 1999-2000 Ross Bencina and Phil Burk</span></div> <div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> *</span></div> <div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * Permission is hereby granted, free of charge, to any person obtaining</span></div> <div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * a copy of this software and associated documentation files</span></div> <div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * (the "Software"), to deal in the Software without restriction,</span></div> <div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * including without limitation the rights to use, copy, modify, merge,</span></div> <div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * publish, distribute, sublicense, and/or sell copies of the Software,</span></div> <div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * and to permit persons to whom the Software is furnished to do so,</span></div> <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * subject to the following conditions:</span></div> <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> *</span></div> <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * The above copyright notice and this permission notice shall be</span></div> <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * included in all copies or substantial portions of the Software.</span></div> <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> *</span></div> <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,</span></div> <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF</span></div> <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.</span></div> <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment"> * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR</span></div> <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment"> * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF</span></div> <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment"> * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION</span></div> <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"> * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.</span></div> <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment"> */</span></div> <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div> <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment">/*</span></div> <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment"> * The text above constitutes the entire PortAudio license; however, </span></div> <div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment"> * the PortAudio community also makes the following non-binding requests:</span></div> <div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment"> *</span></div> <div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment"> * Any person wishing to distribute modifications to the Software is</span></div> <div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment"> * requested to send the modifications to the original developer so that</span></div> <div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment"> * they can be incorporated into the canonical version. It is also </span></div> <div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment"> * requested that these non-binding requests be included along with the </span></div> <div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment"> * license above.</span></div> <div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment"> */</span></div> <div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div> <div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div> <div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="preprocessor">#include "<a class="code" href="portaudio_8h.html" title="The portable PortAudio API.">portaudio.h</a>"</span></div> <div class="line"><a name="l00048"></a><span class="lineno"> 48</span> </div> <div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="preprocessor">#ifdef __cplusplus</span></div> <div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="preprocessor"></span><span class="keyword">extern</span> <span class="stringliteral">"C"</span></div> <div class="line"><a name="l00051"></a><span class="lineno"> 51</span> {</div> <div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="preprocessor">#endif </span><span class="comment">/* __cplusplus */</span><span class="preprocessor"></span></div> <div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor"></span></div> <div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div> <div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <a class="code" href="portaudio_8h.html#a4949e4a8ef9f9dbe8cbee414ce69841d">PaError</a> <a class="code" href="pa__asio_8h.html#a95dbac9747083dcee51b1e0e4695a912">PaAsio_GetAvailableBufferSizes</a>( <a class="code" href="portaudio_8h.html#ad79317e65bde63d76c4b8e711ac5a361">PaDeviceIndex</a> device,</div> <div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keywordtype">long</span> *minBufferSizeFrames, <span class="keywordtype">long</span> *maxBufferSizeFrames, <span class="keywordtype">long</span> *preferredBufferSizeFrames, <span class="keywordtype">long</span> *granularity );</div> <div class="line"><a name="l00072"></a><span class="lineno"> 72</span> </div> <div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div> <div class="line"><a name="l00078"></a><span class="lineno"><a class="code" href="pa__asio_8h.html#a73860435fa4ce6edbb85d360bc825e05"> 78</a></span> <span class="preprocessor">#define PaAsio_GetAvailableLatencyValues PaAsio_GetAvailableBufferSizes</span></div> <div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="preprocessor"></span></div> <div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div> <div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <a class="code" href="portaudio_8h.html#a4949e4a8ef9f9dbe8cbee414ce69841d">PaError</a> <a class="code" href="pa__asio_8h.html#ac9449ca8f0aedaa7b93027cdca3d6ba3">PaAsio_ShowControlPanel</a>( <a class="code" href="portaudio_8h.html#ad79317e65bde63d76c4b8e711ac5a361">PaDeviceIndex</a> device, <span class="keywordtype">void</span>* systemSpecific );</div> <div class="line"><a name="l00088"></a><span class="lineno"> 88</span> </div> <div class="line"><a name="l00089"></a><span class="lineno"> 89</span> </div> <div class="line"><a name="l00090"></a><span class="lineno"> 90</span> </div> <div class="line"><a name="l00091"></a><span class="lineno"> 91</span> </div> <div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <a class="code" href="portaudio_8h.html#a4949e4a8ef9f9dbe8cbee414ce69841d">PaError</a> <a class="code" href="pa__asio_8h.html#abaafacb711225e7c6158fff3b3e8b87a">PaAsio_GetInputChannelName</a>( <a class="code" href="portaudio_8h.html#ad79317e65bde63d76c4b8e711ac5a361">PaDeviceIndex</a> device, <span class="keywordtype">int</span> channelIndex,</div> <div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>** channelName );</div> <div class="line"><a name="l00099"></a><span class="lineno"> 99</span> </div> <div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  </div> <div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <a class="code" href="portaudio_8h.html#a4949e4a8ef9f9dbe8cbee414ce69841d">PaError</a> <a class="code" href="pa__asio_8h.html#a97bd5b2192c1321a492ba24d7ef843fa">PaAsio_GetOutputChannelName</a>( <a class="code" href="portaudio_8h.html#ad79317e65bde63d76c4b8e711ac5a361">PaDeviceIndex</a> device, <span class="keywordtype">int</span> channelIndex,</div> <div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>** channelName );</div> <div class="line"><a name="l00108"></a><span class="lineno"> 108</span> </div> <div class="line"><a name="l00109"></a><span class="lineno"> 109</span> </div> <div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <a class="code" href="portaudio_8h.html#a4949e4a8ef9f9dbe8cbee414ce69841d">PaError</a> <a class="code" href="pa__asio_8h.html#a838e2a8ed83db7cf5f2864492f3c78fc">PaAsio_SetStreamSampleRate</a>( <a class="code" href="portaudio_8h.html#a19874734f89958fccf86785490d53b4c">PaStream</a>* stream, <span class="keywordtype">double</span> sampleRate );</div> <div class="line"><a name="l00121"></a><span class="lineno"> 121</span> </div> <div class="line"><a name="l00122"></a><span class="lineno"> 122</span> </div> <div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="preprocessor">#define paAsioUseChannelSelectors (0x01)</span></div> <div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="preprocessor"></span></div> <div class="line"><a name="l00125"></a><span class="lineno"><a class="code" href="structPaAsioStreamInfo.html"> 125</a></span> <span class="keyword">typedef</span> <span class="keyword">struct </span><a class="code" href="structPaAsioStreamInfo.html">PaAsioStreamInfo</a>{</div> <div class="line"><a name="l00126"></a><span class="lineno"><a class="code" href="structPaAsioStreamInfo.html#a64b7653dba1527f04b9d1ab3b642687e"> 126</a></span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <a class="code" href="structPaAsioStreamInfo.html#a64b7653dba1527f04b9d1ab3b642687e">size</a>; </div> <div class="line"><a name="l00127"></a><span class="lineno"><a class="code" href="structPaAsioStreamInfo.html#aa89dc033f30cd1549d33f44074c79358"> 127</a></span>  <a class="code" href="portaudio_8h.html#a8eaebe3d39c5ea45598da8f86dc2e5ae">PaHostApiTypeId</a> <a class="code" href="structPaAsioStreamInfo.html#aa89dc033f30cd1549d33f44074c79358">hostApiType</a>; </div> <div class="line"><a name="l00128"></a><span class="lineno"><a class="code" href="structPaAsioStreamInfo.html#a1399d6368fe7cfd3297667c1140a24a0"> 128</a></span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <a class="code" href="structPaAsioStreamInfo.html#a1399d6368fe7cfd3297667c1140a24a0">version</a>; </div> <div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> flags;</div> <div class="line"><a name="l00131"></a><span class="lineno"> 131</span> </div> <div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="comment">/* Support for opening only specific channels of an ASIO device.</span></div> <div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="comment"> If the paAsioUseChannelSelectors flag is set, channelSelectors is a</span></div> <div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="comment"> pointer to an array of integers specifying the device channels to use.</span></div> <div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="comment"> When used, the length of the channelSelectors array must match the</span></div> <div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="comment"> corresponding channelCount parameter to Pa_OpenStream() otherwise a</span></div> <div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="comment"> crash may result.</span></div> <div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <span class="comment"> The values in the selectors array must specify channels within the</span></div> <div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="comment"> range of supported channels for the device or paInvalidChannelCount will</span></div> <div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="comment"> result.</span></div> <div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="comment"> */</span></div> <div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keywordtype">int</span> *channelSelectors;</div> <div class="line"><a name="l00143"></a><span class="lineno"> 143</span> }<a class="code" href="structPaAsioStreamInfo.html">PaAsioStreamInfo</a>;</div> <div class="line"><a name="l00144"></a><span class="lineno"> 144</span> </div> <div class="line"><a name="l00145"></a><span class="lineno"> 145</span> </div> <div class="line"><a name="l00146"></a><span class="lineno"> 146</span> <span class="preprocessor">#ifdef __cplusplus</span></div> <div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="preprocessor"></span>}</div> <div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="preprocessor">#endif </span><span class="comment">/* __cplusplus */</span><span class="preprocessor"></span></div> <div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="preprocessor"></span></div> <div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="preprocessor">#endif </span><span class="comment">/* PA_ASIO_H */</span><span class="preprocessor"></span></div> </div><!-- fragment --></div><!-- contents --> <hr size="1"><address style="text-align: right;"><small>Generated for PortAudio by <a href="http://www.doxygen.org/index.html"> <img src="doxygen.png" alt="doxygen" align="middle" border="0"></a>1.8.3.1</small></address> </body> </html>