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Module pyaudio
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<h1 class="epydoc">Source Code for <a href="pyaudio-module.html">Module pyaudio</a></h1>
<pre class="py-src">
<a name="L1"></a><tt class="py-lineno"> 1</tt> <tt class="py-line"><tt class="py-comment"># PyAudio : Python Bindings for PortAudio.</tt> </tt>
<a name="L2"></a><tt class="py-lineno"> 2</tt> <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="L3"></a><tt class="py-lineno"> 3</tt> <tt class="py-line"><tt class="py-comment"># Copyright (c) 2006-2008 Hubert Pham</tt> </tt>
<a name="L4"></a><tt class="py-lineno"> 4</tt> <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="L5"></a><tt class="py-lineno"> 5</tt> <tt class="py-line"><tt class="py-comment"># Permission is hereby granted, free of charge, to any person obtaining</tt> </tt>
<a name="L6"></a><tt class="py-lineno"> 6</tt> <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># a copy of this software and associated documentation files (the</tt> </tt>
<a name="L7"></a><tt class="py-lineno"> 7</tt> <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># "Software"), to deal in the Software without restriction, including</tt> </tt>
<a name="L8"></a><tt class="py-lineno"> 8</tt> <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># without limitation the rights to use, copy, modify, merge, publish,</tt> </tt>
<a name="L9"></a><tt class="py-lineno"> 9</tt> <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># distribute, sublicense, and/or sell copies of the Software, and to</tt> </tt>
<a name="L10"></a><tt class="py-lineno"> 10</tt> <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># permit persons to whom the Software is furnished to do so, subject to</tt> </tt>
<a name="L11"></a><tt class="py-lineno"> 11</tt> <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># the following conditions:</tt> </tt>
<a name="L12"></a><tt class="py-lineno"> 12</tt> <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="L13"></a><tt class="py-lineno"> 13</tt> <tt class="py-line"><tt class="py-comment"># The above copyright notice and this permission notice shall be</tt> </tt>
<a name="L14"></a><tt class="py-lineno"> 14</tt> <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># included in all copies or substantial portions of the Software.</tt> </tt>
<a name="L15"></a><tt class="py-lineno"> 15</tt> <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="L16"></a><tt class="py-lineno"> 16</tt> <tt class="py-line"><tt class="py-comment"># THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,</tt> </tt>
<a name="L17"></a><tt class="py-lineno"> 17</tt> <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF</tt> </tt>
<a name="L18"></a><tt class="py-lineno"> 18</tt> <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND</tt> </tt>
<a name="L19"></a><tt class="py-lineno"> 19</tt> <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE</tt> </tt>
<a name="L20"></a><tt class="py-lineno"> 20</tt> <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION</tt> </tt>
<a name="L21"></a><tt class="py-lineno"> 21</tt> <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION</tt> </tt>
<a name="L22"></a><tt class="py-lineno"> 22</tt> <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.</tt> </tt>
<a name="L23"></a><tt class="py-lineno"> 23</tt> <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="L24"></a><tt class="py-lineno"> 24</tt> <tt class="py-line"> </tt>
<a name="L25"></a><tt class="py-lineno"> 25</tt> <tt class="py-line"><tt class="py-docstring">""" PyAudio : Python Bindings for PortAudio v19.</tt> </tt>
<a name="L26"></a><tt class="py-lineno"> 26</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L27"></a><tt class="py-lineno"> 27</tt> <tt class="py-line"><tt class="py-docstring">**These bindings only support PortAudio blocking mode.**</tt> </tt>
<a name="L28"></a><tt class="py-lineno"> 28</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L29"></a><tt class="py-lineno"> 29</tt> <tt class="py-line"><tt class="py-docstring">:var PaSampleFormat:</tt> </tt>
<a name="L30"></a><tt class="py-lineno"> 30</tt> <tt class="py-line"><tt class="py-docstring"> A list of all PortAudio ``PaSampleFormat`` value constants.</tt> </tt>
<a name="L31"></a><tt class="py-lineno"> 31</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L32"></a><tt class="py-lineno"> 32</tt> <tt class="py-line"><tt class="py-docstring"> See: `paInt32`, `paInt24`, `paInt16`, `paInt8`, and `paUInt8`.</tt> </tt>
<a name="L33"></a><tt class="py-lineno"> 33</tt> <tt class="py-line"><tt class="py-docstring"> </tt> </tt>
<a name="L34"></a><tt class="py-lineno"> 34</tt> <tt class="py-line"><tt class="py-docstring">:var PaHostApiTypeId:</tt> </tt>
<a name="L35"></a><tt class="py-lineno"> 35</tt> <tt class="py-line"><tt class="py-docstring"> A list of all PortAudio ``PaHostApiTypeId`` constants.</tt> </tt>
<a name="L36"></a><tt class="py-lineno"> 36</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L37"></a><tt class="py-lineno"> 37</tt> <tt class="py-line"><tt class="py-docstring"> See: `paInDevelopment`, `paDirectSound`, `paMME`, `paASIO`,</tt> </tt>
<a name="L38"></a><tt class="py-lineno"> 38</tt> <tt class="py-line"><tt class="py-docstring"> `paSoundManager`, `paCoreAudio`, `paOSS`, `paALSA`, `paAL`, *et al...*</tt> </tt>
<a name="L39"></a><tt class="py-lineno"> 39</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L40"></a><tt class="py-lineno"> 40</tt> <tt class="py-line"><tt class="py-docstring">:var PaErrorCode:</tt> </tt>
<a name="L41"></a><tt class="py-lineno"> 41</tt> <tt class="py-line"><tt class="py-docstring"> A list of all PortAudio ``PaErrorCode`` constants.</tt> </tt>
<a name="L42"></a><tt class="py-lineno"> 42</tt> <tt class="py-line"><tt class="py-docstring"> Typically, error code constants are included in Python</tt> </tt>
<a name="L43"></a><tt class="py-lineno"> 43</tt> <tt class="py-line"><tt class="py-docstring"> exception objects (as the second argument).</tt> </tt>
<a name="L44"></a><tt class="py-lineno"> 44</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L45"></a><tt class="py-lineno"> 45</tt> <tt class="py-line"><tt class="py-docstring"> See: `paNoError`, `paNotInitialized`, `paUnanticipatedHostError`,</tt> </tt>
<a name="L46"></a><tt class="py-lineno"> 46</tt> <tt class="py-line"><tt class="py-docstring"> *et al...*</tt> </tt>
<a name="L47"></a><tt class="py-lineno"> 47</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L48"></a><tt class="py-lineno"> 48</tt> <tt class="py-line"><tt class="py-docstring">:group PortAudio Constants:</tt> </tt>
<a name="L49"></a><tt class="py-lineno"> 49</tt> <tt class="py-line"><tt class="py-docstring"> PaSampleFormat, PaHostApiTypeId, PaErrorCode</tt> </tt>
<a name="L50"></a><tt class="py-lineno"> 50</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L51"></a><tt class="py-lineno"> 51</tt> <tt class="py-line"><tt class="py-docstring">:group PaSampleFormat Values:</tt> </tt>
<a name="L52"></a><tt class="py-lineno"> 52</tt> <tt class="py-line"><tt class="py-docstring"> paFloat32, paInt32, paInt24, paInt16,</tt> </tt>
<a name="L53"></a><tt class="py-lineno"> 53</tt> <tt class="py-line"><tt class="py-docstring"> paInt8, paUInt8, paCustomFormat</tt> </tt>
<a name="L54"></a><tt class="py-lineno"> 54</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L55"></a><tt class="py-lineno"> 55</tt> <tt class="py-line"><tt class="py-docstring">:group PaHostApiTypeId Values:</tt> </tt>
<a name="L56"></a><tt class="py-lineno"> 56</tt> <tt class="py-line"><tt class="py-docstring"> paInDevelopment, paDirectSound, paMME, paASIO,</tt> </tt>
<a name="L57"></a><tt class="py-lineno"> 57</tt> <tt class="py-line"><tt class="py-docstring"> paSoundManager, paCoreAudio, paOSS, paALSA</tt> </tt>
<a name="L58"></a><tt class="py-lineno"> 58</tt> <tt class="py-line"><tt class="py-docstring"> paAL, paBeOS, paWDMKS, paJACK, paWASAPI, paNoDevice</tt> </tt>
<a name="L59"></a><tt class="py-lineno"> 59</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L60"></a><tt class="py-lineno"> 60</tt> <tt class="py-line"><tt class="py-docstring">:group PaErrorCode Values:</tt> </tt>
<a name="L61"></a><tt class="py-lineno"> 61</tt> <tt class="py-line"><tt class="py-docstring"> paNoError,</tt> </tt>
<a name="L62"></a><tt class="py-lineno"> 62</tt> <tt class="py-line"><tt class="py-docstring"> paNotInitialized, paUnanticipatedHostError,</tt> </tt>
<a name="L63"></a><tt class="py-lineno"> 63</tt> <tt class="py-line"><tt class="py-docstring"> paInvalidChannelCount, paInvalidSampleRate,</tt> </tt>
<a name="L64"></a><tt class="py-lineno"> 64</tt> <tt class="py-line"><tt class="py-docstring"> paInvalidDevice, paInvalidFlag,</tt> </tt>
<a name="L65"></a><tt class="py-lineno"> 65</tt> <tt class="py-line"><tt class="py-docstring"> paSampleFormatNotSupported, paBadIODeviceCombination,</tt> </tt>
<a name="L66"></a><tt class="py-lineno"> 66</tt> <tt class="py-line"><tt class="py-docstring"> paInsufficientMemory, paBufferTooBig,</tt> </tt>
<a name="L67"></a><tt class="py-lineno"> 67</tt> <tt class="py-line"><tt class="py-docstring"> paBufferTooSmall, paNullCallback,</tt> </tt>
<a name="L68"></a><tt class="py-lineno"> 68</tt> <tt class="py-line"><tt class="py-docstring"> paBadStreamPtr, paTimedOut,</tt> </tt>
<a name="L69"></a><tt class="py-lineno"> 69</tt> <tt class="py-line"><tt class="py-docstring"> paInternalError, paDeviceUnavailable,</tt> </tt>
<a name="L70"></a><tt class="py-lineno"> 70</tt> <tt class="py-line"><tt class="py-docstring"> paIncompatibleHostApiSpecificStreamInfo, paStreamIsStopped,</tt> </tt>
<a name="L71"></a><tt class="py-lineno"> 71</tt> <tt class="py-line"><tt class="py-docstring"> paStreamIsNotStopped, paInputOverflowed,</tt> </tt>
<a name="L72"></a><tt class="py-lineno"> 72</tt> <tt class="py-line"><tt class="py-docstring"> paOutputUnderflowed, paHostApiNotFound,</tt> </tt>
<a name="L73"></a><tt class="py-lineno"> 73</tt> <tt class="py-line"><tt class="py-docstring"> paInvalidHostApi, paCanNotReadFromACallbackStream,</tt> </tt>
<a name="L74"></a><tt class="py-lineno"> 74</tt> <tt class="py-line"><tt class="py-docstring"> paCanNotWriteToACallbackStream,</tt> </tt>
<a name="L75"></a><tt class="py-lineno"> 75</tt> <tt class="py-line"><tt class="py-docstring"> paCanNotReadFromAnOutputOnlyStream,</tt> </tt>
<a name="L76"></a><tt class="py-lineno"> 76</tt> <tt class="py-line"><tt class="py-docstring"> paCanNotWriteToAnInputOnlyStream,</tt> </tt>
<a name="L77"></a><tt class="py-lineno"> 77</tt> <tt class="py-line"><tt class="py-docstring"> paIncompatibleStreamHostApi</tt> </tt>
<a name="L78"></a><tt class="py-lineno"> 78</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L79"></a><tt class="py-lineno"> 79</tt> <tt class="py-line"><tt class="py-docstring">:group Stream Conversion Convenience Functions:</tt> </tt>
<a name="L80"></a><tt class="py-lineno"> 80</tt> <tt class="py-line"><tt class="py-docstring"> get_sample_size, get_format_from_width</tt> </tt>
<a name="L81"></a><tt class="py-lineno"> 81</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L82"></a><tt class="py-lineno"> 82</tt> <tt class="py-line"><tt class="py-docstring">:group PortAudio version:</tt> </tt>
<a name="L83"></a><tt class="py-lineno"> 83</tt> <tt class="py-line"><tt class="py-docstring"> get_portaudio_version, get_portaudio_version_text</tt> </tt>
<a name="L84"></a><tt class="py-lineno"> 84</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L85"></a><tt class="py-lineno"> 85</tt> <tt class="py-line"><tt class="py-docstring">:sort: PaSampleFormat, PaHostApiTypeId, PaErrorCode</tt> </tt>
<a name="L86"></a><tt class="py-lineno"> 86</tt> <tt class="py-line"><tt class="py-docstring">:sort: PortAudio Constants, PaSampleFormat Values,</tt> </tt>
<a name="L87"></a><tt class="py-lineno"> 87</tt> <tt class="py-line"><tt class="py-docstring"> PaHostApiTypeId Values, PaErrorCode Values</tt> </tt>
<a name="L88"></a><tt class="py-lineno"> 88</tt> <tt class="py-line"><tt class="py-docstring"> </tt> </tt>
<a name="L89"></a><tt class="py-lineno"> 89</tt> <tt class="py-line"><tt class="py-docstring">"""</tt> </tt>
<a name="L90"></a><tt class="py-lineno"> 90</tt> <tt class="py-line"> </tt>
<a name="L91"></a><tt class="py-lineno"> 91</tt> <tt class="py-line"><tt class="py-name">__author__</tt> <tt class="py-op">=</tt> <tt class="py-string">"Hubert Pham"</tt> </tt>
<a name="L92"></a><tt class="py-lineno"> 92</tt> <tt class="py-line"><tt class="py-name">__version__</tt> <tt class="py-op">=</tt> <tt class="py-string">"0.2.3"</tt> </tt>
<a name="L93"></a><tt class="py-lineno"> 93</tt> <tt class="py-line"><tt class="py-name">__docformat__</tt> <tt class="py-op">=</tt> <tt class="py-string">"restructuredtext en"</tt> </tt>
<a name="L94"></a><tt class="py-lineno"> 94</tt> <tt class="py-line"> </tt>
<a name="L95"></a><tt class="py-lineno"> 95</tt> <tt class="py-line"><tt class="py-keyword">import</tt> <tt class="py-name">sys</tt> </tt>
<a name="L96"></a><tt class="py-lineno"> 96</tt> <tt class="py-line"> </tt>
<a name="L97"></a><tt class="py-lineno"> 97</tt> <tt class="py-line"><tt class="py-comment"># attempt to import PortAudio</tt> </tt>
<a name="L98"></a><tt class="py-lineno"> 98</tt> <tt class="py-line"><tt class="py-comment"></tt><tt class="py-keyword">try</tt><tt class="py-op">:</tt> </tt>
<a name="L99"></a><tt class="py-lineno"> 99</tt> <tt class="py-line"> <tt class="py-keyword">import</tt> <tt class="py-name">_portaudio</tt> <tt class="py-keyword">as</tt> <tt class="py-name">pa</tt> </tt>
<a name="L100"></a><tt class="py-lineno"> 100</tt> <tt class="py-line"><tt class="py-keyword">except</tt> <tt class="py-name">ImportError</tt><tt class="py-op">:</tt> </tt>
<a name="L101"></a><tt class="py-lineno"> 101</tt> <tt class="py-line"> <tt class="py-keyword">print</tt> <tt class="py-string">"Please build and install the PortAudio Python "</tt> <tt class="py-op">+</tt>\ </tt>
<a name="L102"></a><tt class="py-lineno"> 102</tt> <tt class="py-line"> <tt class="py-string">"bindings first."</tt> </tt>
<a name="L103"></a><tt class="py-lineno"> 103</tt> <tt class="py-line"> <tt class="py-name">sys</tt><tt class="py-op">.</tt><tt class="py-name">exit</tt><tt class="py-op">(</tt><tt class="py-op">-</tt><tt class="py-number">1</tt><tt class="py-op">)</tt> </tt>
<a name="L104"></a><tt class="py-lineno"> 104</tt> <tt class="py-line"> </tt>
<a name="L105"></a><tt class="py-lineno"> 105</tt> <tt class="py-line"> </tt>
<a name="L106"></a><tt class="py-lineno"> 106</tt> <tt class="py-line"><tt class="py-comment"># Try to use Python 2.4's built in `set'</tt> </tt>
<a name="L107"></a><tt class="py-lineno"> 107</tt> <tt class="py-line"><tt class="py-comment"></tt><tt class="py-keyword">try</tt><tt class="py-op">:</tt> </tt>
<a name="L108"></a><tt class="py-lineno"> 108</tt> <tt class="py-line"> <tt class="py-name">a</tt> <tt class="py-op">=</tt> <tt class="py-name">set</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L109"></a><tt class="py-lineno"> 109</tt> <tt class="py-line"> <tt class="py-keyword">del</tt> <tt class="py-name">a</tt> </tt>
<a name="L110"></a><tt class="py-lineno"> 110</tt> <tt class="py-line"><tt class="py-keyword">except</tt> <tt class="py-name">NameError</tt><tt class="py-op">:</tt> </tt>
<a name="L111"></a><tt class="py-lineno"> 111</tt> <tt class="py-line"> <tt class="py-keyword">from</tt> <tt class="py-name">sets</tt> <tt class="py-keyword">import</tt> <tt class="py-name">Set</tt> <tt class="py-keyword">as</tt> <tt class="py-name">set</tt> </tt>
<a name="L112"></a><tt class="py-lineno"> 112</tt> <tt class="py-line"> </tt>
<a name="L113"></a><tt class="py-lineno"> 113</tt> <tt class="py-line"><tt class="py-comment">############################################################</tt> </tt>
<a name="L114"></a><tt class="py-lineno"> 114</tt> <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># GLOBALS</tt> </tt>
<a name="L115"></a><tt class="py-lineno"> 115</tt> <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment">############################################################</tt> </tt>
<a name="L116"></a><tt class="py-lineno"> 116</tt> <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="L117"></a><tt class="py-lineno"> 117</tt> <tt class="py-line"><tt class="py-comment">##### PaSampleFormat Sample Formats #####</tt> </tt>
<a name="L118"></a><tt class="py-lineno"> 118</tt> <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="L119"></a><tt class="py-lineno"> 119</tt> <tt class="py-line"><tt id="link-0" class="py-name" targets="Variable pyaudio.paFloat32=pyaudio-module.html#paFloat32"><a title="pyaudio.paFloat32" class="py-name" href="#" onclick="return doclink('link-0', 'paFloat32', 'link-0');">paFloat32</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-1" class="py-name"><a title="pyaudio.paFloat32" class="py-name" href="#" onclick="return doclink('link-1', 'paFloat32', 'link-0');">paFloat32</a></tt> </tt>
<a name="L120"></a><tt class="py-lineno"> 120</tt> <tt class="py-line"><tt id="link-2" class="py-name" targets="Variable pyaudio.paInt32=pyaudio-module.html#paInt32"><a title="pyaudio.paInt32" class="py-name" href="#" onclick="return doclink('link-2', 'paInt32', 'link-2');">paInt32</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-3" class="py-name"><a title="pyaudio.paInt32" class="py-name" href="#" onclick="return doclink('link-3', 'paInt32', 'link-2');">paInt32</a></tt> </tt>
<a name="L121"></a><tt class="py-lineno"> 121</tt> <tt class="py-line"><tt id="link-4" class="py-name" targets="Variable pyaudio.paInt24=pyaudio-module.html#paInt24"><a title="pyaudio.paInt24" class="py-name" href="#" onclick="return doclink('link-4', 'paInt24', 'link-4');">paInt24</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-5" class="py-name"><a title="pyaudio.paInt24" class="py-name" href="#" onclick="return doclink('link-5', 'paInt24', 'link-4');">paInt24</a></tt> </tt>
<a name="L122"></a><tt class="py-lineno"> 122</tt> <tt class="py-line"><tt id="link-6" class="py-name" targets="Variable pyaudio.paInt16=pyaudio-module.html#paInt16"><a title="pyaudio.paInt16" class="py-name" href="#" onclick="return doclink('link-6', 'paInt16', 'link-6');">paInt16</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-7" class="py-name"><a title="pyaudio.paInt16" class="py-name" href="#" onclick="return doclink('link-7', 'paInt16', 'link-6');">paInt16</a></tt> </tt>
<a name="L123"></a><tt class="py-lineno"> 123</tt> <tt class="py-line"><tt id="link-8" class="py-name" targets="Variable pyaudio.paInt8=pyaudio-module.html#paInt8"><a title="pyaudio.paInt8" class="py-name" href="#" onclick="return doclink('link-8', 'paInt8', 'link-8');">paInt8</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-9" class="py-name"><a title="pyaudio.paInt8" class="py-name" href="#" onclick="return doclink('link-9', 'paInt8', 'link-8');">paInt8</a></tt> </tt>
<a name="L124"></a><tt class="py-lineno"> 124</tt> <tt class="py-line"><tt id="link-10" class="py-name" targets="Variable pyaudio.paUInt8=pyaudio-module.html#paUInt8"><a title="pyaudio.paUInt8" class="py-name" href="#" onclick="return doclink('link-10', 'paUInt8', 'link-10');">paUInt8</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-11" class="py-name"><a title="pyaudio.paUInt8" class="py-name" href="#" onclick="return doclink('link-11', 'paUInt8', 'link-10');">paUInt8</a></tt> </tt>
<a name="L125"></a><tt class="py-lineno"> 125</tt> <tt class="py-line"><tt id="link-12" class="py-name" targets="Variable pyaudio.paCustomFormat=pyaudio-module.html#paCustomFormat"><a title="pyaudio.paCustomFormat" class="py-name" href="#" onclick="return doclink('link-12', 'paCustomFormat', 'link-12');">paCustomFormat</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-13" class="py-name"><a title="pyaudio.paCustomFormat" class="py-name" href="#" onclick="return doclink('link-13', 'paCustomFormat', 'link-12');">paCustomFormat</a></tt> </tt>
<a name="L126"></a><tt class="py-lineno"> 126</tt> <tt class="py-line"> </tt>
<a name="L127"></a><tt class="py-lineno"> 127</tt> <tt class="py-line"><tt class="py-comment"># group them together for epydoc</tt> </tt>
<a name="L128"></a><tt class="py-lineno"> 128</tt> <tt class="py-line"><tt class="py-comment"></tt><tt id="link-14" class="py-name" targets="Variable pyaudio.PaSampleFormat=pyaudio-module.html#PaSampleFormat"><a title="pyaudio.PaSampleFormat" class="py-name" href="#" onclick="return doclink('link-14', 'PaSampleFormat', 'link-14');">PaSampleFormat</a></tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-string">'paFloat32'</tt><tt class="py-op">,</tt> <tt class="py-string">'paInt32'</tt><tt class="py-op">,</tt> <tt class="py-string">'paInt24'</tt><tt class="py-op">,</tt> <tt class="py-string">'paInt16'</tt><tt class="py-op">,</tt> </tt>
<a name="L129"></a><tt class="py-lineno"> 129</tt> <tt class="py-line"> <tt class="py-string">'paInt8'</tt><tt class="py-op">,</tt> <tt class="py-string">'paUInt8'</tt><tt class="py-op">,</tt> <tt class="py-string">'paCustomFormat'</tt><tt class="py-op">]</tt> </tt>
<a name="L130"></a><tt class="py-lineno"> 130</tt> <tt class="py-line"> </tt>
<a name="L131"></a><tt class="py-lineno"> 131</tt> <tt class="py-line"> </tt>
<a name="L132"></a><tt class="py-lineno"> 132</tt> <tt class="py-line"><tt class="py-comment">###### HostAPI TypeId #####</tt> </tt>
<a name="L133"></a><tt class="py-lineno"> 133</tt> <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="L134"></a><tt class="py-lineno"> 134</tt> <tt class="py-line"><tt id="link-15" class="py-name" targets="Variable pyaudio.paInDevelopment=pyaudio-module.html#paInDevelopment"><a title="pyaudio.paInDevelopment" class="py-name" href="#" onclick="return doclink('link-15', 'paInDevelopment', 'link-15');">paInDevelopment</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-16" class="py-name"><a title="pyaudio.paInDevelopment" class="py-name" href="#" onclick="return doclink('link-16', 'paInDevelopment', 'link-15');">paInDevelopment</a></tt> </tt>
<a name="L135"></a><tt class="py-lineno"> 135</tt> <tt class="py-line"><tt id="link-17" class="py-name" targets="Variable pyaudio.paDirectSound=pyaudio-module.html#paDirectSound"><a title="pyaudio.paDirectSound" class="py-name" href="#" onclick="return doclink('link-17', 'paDirectSound', 'link-17');">paDirectSound</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-18" class="py-name"><a title="pyaudio.paDirectSound" class="py-name" href="#" onclick="return doclink('link-18', 'paDirectSound', 'link-17');">paDirectSound</a></tt> </tt>
<a name="L136"></a><tt class="py-lineno"> 136</tt> <tt class="py-line"><tt id="link-19" class="py-name" targets="Variable pyaudio.paMME=pyaudio-module.html#paMME"><a title="pyaudio.paMME" class="py-name" href="#" onclick="return doclink('link-19', 'paMME', 'link-19');">paMME</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-20" class="py-name"><a title="pyaudio.paMME" class="py-name" href="#" onclick="return doclink('link-20', 'paMME', 'link-19');">paMME</a></tt> </tt>
<a name="L137"></a><tt class="py-lineno"> 137</tt> <tt class="py-line"><tt id="link-21" class="py-name" targets="Variable pyaudio.paASIO=pyaudio-module.html#paASIO"><a title="pyaudio.paASIO" class="py-name" href="#" onclick="return doclink('link-21', 'paASIO', 'link-21');">paASIO</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-22" class="py-name"><a title="pyaudio.paASIO" class="py-name" href="#" onclick="return doclink('link-22', 'paASIO', 'link-21');">paASIO</a></tt> </tt>
<a name="L138"></a><tt class="py-lineno"> 138</tt> <tt class="py-line"><tt id="link-23" class="py-name" targets="Variable pyaudio.paSoundManager=pyaudio-module.html#paSoundManager"><a title="pyaudio.paSoundManager" class="py-name" href="#" onclick="return doclink('link-23', 'paSoundManager', 'link-23');">paSoundManager</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-24" class="py-name"><a title="pyaudio.paSoundManager" class="py-name" href="#" onclick="return doclink('link-24', 'paSoundManager', 'link-23');">paSoundManager</a></tt> </tt>
<a name="L139"></a><tt class="py-lineno"> 139</tt> <tt class="py-line"><tt id="link-25" class="py-name" targets="Variable pyaudio.paCoreAudio=pyaudio-module.html#paCoreAudio"><a title="pyaudio.paCoreAudio" class="py-name" href="#" onclick="return doclink('link-25', 'paCoreAudio', 'link-25');">paCoreAudio</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-26" class="py-name"><a title="pyaudio.paCoreAudio" class="py-name" href="#" onclick="return doclink('link-26', 'paCoreAudio', 'link-25');">paCoreAudio</a></tt> </tt>
<a name="L140"></a><tt class="py-lineno"> 140</tt> <tt class="py-line"><tt id="link-27" class="py-name" targets="Variable pyaudio.paOSS=pyaudio-module.html#paOSS"><a title="pyaudio.paOSS" class="py-name" href="#" onclick="return doclink('link-27', 'paOSS', 'link-27');">paOSS</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-28" class="py-name"><a title="pyaudio.paOSS" class="py-name" href="#" onclick="return doclink('link-28', 'paOSS', 'link-27');">paOSS</a></tt> </tt>
<a name="L141"></a><tt class="py-lineno"> 141</tt> <tt class="py-line"><tt id="link-29" class="py-name" targets="Variable pyaudio.paALSA=pyaudio-module.html#paALSA"><a title="pyaudio.paALSA" class="py-name" href="#" onclick="return doclink('link-29', 'paALSA', 'link-29');">paALSA</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-30" class="py-name"><a title="pyaudio.paALSA" class="py-name" href="#" onclick="return doclink('link-30', 'paALSA', 'link-29');">paALSA</a></tt> </tt>
<a name="L142"></a><tt class="py-lineno"> 142</tt> <tt class="py-line"><tt id="link-31" class="py-name" targets="Variable pyaudio.paAL=pyaudio-module.html#paAL"><a title="pyaudio.paAL" class="py-name" href="#" onclick="return doclink('link-31', 'paAL', 'link-31');">paAL</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-32" class="py-name"><a title="pyaudio.paAL" class="py-name" href="#" onclick="return doclink('link-32', 'paAL', 'link-31');">paAL</a></tt> </tt>
<a name="L143"></a><tt class="py-lineno"> 143</tt> <tt class="py-line"><tt id="link-33" class="py-name" targets="Variable pyaudio.paBeOS=pyaudio-module.html#paBeOS"><a title="pyaudio.paBeOS" class="py-name" href="#" onclick="return doclink('link-33', 'paBeOS', 'link-33');">paBeOS</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-34" class="py-name"><a title="pyaudio.paBeOS" class="py-name" href="#" onclick="return doclink('link-34', 'paBeOS', 'link-33');">paBeOS</a></tt> </tt>
<a name="L144"></a><tt class="py-lineno"> 144</tt> <tt class="py-line"><tt id="link-35" class="py-name" targets="Variable pyaudio.paWDMKS=pyaudio-module.html#paWDMKS"><a title="pyaudio.paWDMKS" class="py-name" href="#" onclick="return doclink('link-35', 'paWDMKS', 'link-35');">paWDMKS</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-36" class="py-name"><a title="pyaudio.paWDMKS" class="py-name" href="#" onclick="return doclink('link-36', 'paWDMKS', 'link-35');">paWDMKS</a></tt> </tt>
<a name="L145"></a><tt class="py-lineno"> 145</tt> <tt class="py-line"><tt id="link-37" class="py-name" targets="Variable pyaudio.paJACK=pyaudio-module.html#paJACK"><a title="pyaudio.paJACK" class="py-name" href="#" onclick="return doclink('link-37', 'paJACK', 'link-37');">paJACK</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-38" class="py-name"><a title="pyaudio.paJACK" class="py-name" href="#" onclick="return doclink('link-38', 'paJACK', 'link-37');">paJACK</a></tt> </tt>
<a name="L146"></a><tt class="py-lineno"> 146</tt> <tt class="py-line"><tt id="link-39" class="py-name" targets="Variable pyaudio.paWASAPI=pyaudio-module.html#paWASAPI"><a title="pyaudio.paWASAPI" class="py-name" href="#" onclick="return doclink('link-39', 'paWASAPI', 'link-39');">paWASAPI</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-40" class="py-name"><a title="pyaudio.paWASAPI" class="py-name" href="#" onclick="return doclink('link-40', 'paWASAPI', 'link-39');">paWASAPI</a></tt> </tt>
<a name="L147"></a><tt class="py-lineno"> 147</tt> <tt class="py-line"><tt id="link-41" class="py-name" targets="Variable pyaudio.paNoDevice=pyaudio-module.html#paNoDevice"><a title="pyaudio.paNoDevice" class="py-name" href="#" onclick="return doclink('link-41', 'paNoDevice', 'link-41');">paNoDevice</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-42" class="py-name"><a title="pyaudio.paNoDevice" class="py-name" href="#" onclick="return doclink('link-42', 'paNoDevice', 'link-41');">paNoDevice</a></tt> </tt>
<a name="L148"></a><tt class="py-lineno"> 148</tt> <tt class="py-line"> </tt>
<a name="L149"></a><tt class="py-lineno"> 149</tt> <tt class="py-line"><tt class="py-comment"># group them together for epydoc</tt> </tt>
<a name="L150"></a><tt class="py-lineno"> 150</tt> <tt class="py-line"><tt class="py-comment"></tt><tt id="link-43" class="py-name" targets="Variable pyaudio.PaHostApiTypeId=pyaudio-module.html#PaHostApiTypeId"><a title="pyaudio.PaHostApiTypeId" class="py-name" href="#" onclick="return doclink('link-43', 'PaHostApiTypeId', 'link-43');">PaHostApiTypeId</a></tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-string">'paInDevelopment'</tt><tt class="py-op">,</tt> <tt class="py-string">'paDirectSound'</tt><tt class="py-op">,</tt> <tt class="py-string">'paMME'</tt><tt class="py-op">,</tt> </tt>
<a name="L151"></a><tt class="py-lineno"> 151</tt> <tt class="py-line"> <tt class="py-string">'paASIO'</tt><tt class="py-op">,</tt> <tt class="py-string">'paSoundManager'</tt><tt class="py-op">,</tt> <tt class="py-string">'paCoreAudio'</tt><tt class="py-op">,</tt> </tt>
<a name="L152"></a><tt class="py-lineno"> 152</tt> <tt class="py-line"> <tt class="py-string">'paOSS'</tt><tt class="py-op">,</tt> <tt class="py-string">'paALSA'</tt><tt class="py-op">,</tt> <tt class="py-string">'paAL'</tt><tt class="py-op">,</tt> <tt class="py-string">'paBeOS'</tt><tt class="py-op">,</tt> </tt>
<a name="L153"></a><tt class="py-lineno"> 153</tt> <tt class="py-line"> <tt class="py-string">'paWDMKS'</tt><tt class="py-op">,</tt> <tt class="py-string">'paJACK'</tt><tt class="py-op">,</tt> <tt class="py-string">'paWASAPI'</tt><tt class="py-op">,</tt> <tt class="py-string">'paNoDevice'</tt><tt class="py-op">]</tt> </tt>
<a name="L154"></a><tt class="py-lineno"> 154</tt> <tt class="py-line"> </tt>
<a name="L155"></a><tt class="py-lineno"> 155</tt> <tt class="py-line"><tt class="py-comment">###### portaudio error codes #####</tt> </tt>
<a name="L156"></a><tt class="py-lineno"> 156</tt> <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="L157"></a><tt class="py-lineno"> 157</tt> <tt class="py-line"><tt id="link-44" class="py-name" targets="Variable pyaudio.paNoError=pyaudio-module.html#paNoError"><a title="pyaudio.paNoError" class="py-name" href="#" onclick="return doclink('link-44', 'paNoError', 'link-44');">paNoError</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-45" class="py-name"><a title="pyaudio.paNoError" class="py-name" href="#" onclick="return doclink('link-45', 'paNoError', 'link-44');">paNoError</a></tt> </tt>
<a name="L158"></a><tt class="py-lineno"> 158</tt> <tt class="py-line"><tt id="link-46" class="py-name" targets="Variable pyaudio.paNotInitialized=pyaudio-module.html#paNotInitialized"><a title="pyaudio.paNotInitialized" class="py-name" href="#" onclick="return doclink('link-46', 'paNotInitialized', 'link-46');">paNotInitialized</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-47" class="py-name"><a title="pyaudio.paNotInitialized" class="py-name" href="#" onclick="return doclink('link-47', 'paNotInitialized', 'link-46');">paNotInitialized</a></tt> </tt>
<a name="L159"></a><tt class="py-lineno"> 159</tt> <tt class="py-line"><tt id="link-48" class="py-name" targets="Variable pyaudio.paUnanticipatedHostError=pyaudio-module.html#paUnanticipatedHostError"><a title="pyaudio.paUnanticipatedHostError" class="py-name" href="#" onclick="return doclink('link-48', 'paUnanticipatedHostError', 'link-48');">paUnanticipatedHostError</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-49" class="py-name"><a title="pyaudio.paUnanticipatedHostError" class="py-name" href="#" onclick="return doclink('link-49', 'paUnanticipatedHostError', 'link-48');">paUnanticipatedHostError</a></tt> </tt>
<a name="L160"></a><tt class="py-lineno"> 160</tt> <tt class="py-line"><tt id="link-50" class="py-name" targets="Variable pyaudio.paInvalidChannelCount=pyaudio-module.html#paInvalidChannelCount"><a title="pyaudio.paInvalidChannelCount" class="py-name" href="#" onclick="return doclink('link-50', 'paInvalidChannelCount', 'link-50');">paInvalidChannelCount</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-51" class="py-name"><a title="pyaudio.paInvalidChannelCount" class="py-name" href="#" onclick="return doclink('link-51', 'paInvalidChannelCount', 'link-50');">paInvalidChannelCount</a></tt> </tt>
<a name="L161"></a><tt class="py-lineno"> 161</tt> <tt class="py-line"><tt id="link-52" class="py-name" targets="Variable pyaudio.paInvalidSampleRate=pyaudio-module.html#paInvalidSampleRate"><a title="pyaudio.paInvalidSampleRate" class="py-name" href="#" onclick="return doclink('link-52', 'paInvalidSampleRate', 'link-52');">paInvalidSampleRate</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-53" class="py-name"><a title="pyaudio.paInvalidSampleRate" class="py-name" href="#" onclick="return doclink('link-53', 'paInvalidSampleRate', 'link-52');">paInvalidSampleRate</a></tt> </tt>
<a name="L162"></a><tt class="py-lineno"> 162</tt> <tt class="py-line"><tt id="link-54" class="py-name" targets="Variable pyaudio.paInvalidDevice=pyaudio-module.html#paInvalidDevice"><a title="pyaudio.paInvalidDevice" class="py-name" href="#" onclick="return doclink('link-54', 'paInvalidDevice', 'link-54');">paInvalidDevice</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-55" class="py-name"><a title="pyaudio.paInvalidDevice" class="py-name" href="#" onclick="return doclink('link-55', 'paInvalidDevice', 'link-54');">paInvalidDevice</a></tt> </tt>
<a name="L163"></a><tt class="py-lineno"> 163</tt> <tt class="py-line"><tt id="link-56" class="py-name" targets="Variable pyaudio.paInvalidFlag=pyaudio-module.html#paInvalidFlag"><a title="pyaudio.paInvalidFlag" class="py-name" href="#" onclick="return doclink('link-56', 'paInvalidFlag', 'link-56');">paInvalidFlag</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-57" class="py-name"><a title="pyaudio.paInvalidFlag" class="py-name" href="#" onclick="return doclink('link-57', 'paInvalidFlag', 'link-56');">paInvalidFlag</a></tt> </tt>
<a name="L164"></a><tt class="py-lineno"> 164</tt> <tt class="py-line"><tt id="link-58" class="py-name" targets="Variable pyaudio.paSampleFormatNotSupported=pyaudio-module.html#paSampleFormatNotSupported"><a title="pyaudio.paSampleFormatNotSupported" class="py-name" href="#" onclick="return doclink('link-58', 'paSampleFormatNotSupported', 'link-58');">paSampleFormatNotSupported</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-59" class="py-name"><a title="pyaudio.paSampleFormatNotSupported" class="py-name" href="#" onclick="return doclink('link-59', 'paSampleFormatNotSupported', 'link-58');">paSampleFormatNotSupported</a></tt> </tt>
<a name="L165"></a><tt class="py-lineno"> 165</tt> <tt class="py-line"><tt id="link-60" class="py-name" targets="Variable pyaudio.paBadIODeviceCombination=pyaudio-module.html#paBadIODeviceCombination"><a title="pyaudio.paBadIODeviceCombination" class="py-name" href="#" onclick="return doclink('link-60', 'paBadIODeviceCombination', 'link-60');">paBadIODeviceCombination</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-61" class="py-name"><a title="pyaudio.paBadIODeviceCombination" class="py-name" href="#" onclick="return doclink('link-61', 'paBadIODeviceCombination', 'link-60');">paBadIODeviceCombination</a></tt> </tt>
<a name="L166"></a><tt class="py-lineno"> 166</tt> <tt class="py-line"><tt id="link-62" class="py-name" targets="Variable pyaudio.paInsufficientMemory=pyaudio-module.html#paInsufficientMemory"><a title="pyaudio.paInsufficientMemory" class="py-name" href="#" onclick="return doclink('link-62', 'paInsufficientMemory', 'link-62');">paInsufficientMemory</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-63" class="py-name"><a title="pyaudio.paInsufficientMemory" class="py-name" href="#" onclick="return doclink('link-63', 'paInsufficientMemory', 'link-62');">paInsufficientMemory</a></tt> </tt>
<a name="L167"></a><tt class="py-lineno"> 167</tt> <tt class="py-line"><tt id="link-64" class="py-name" targets="Variable pyaudio.paBufferTooBig=pyaudio-module.html#paBufferTooBig"><a title="pyaudio.paBufferTooBig" class="py-name" href="#" onclick="return doclink('link-64', 'paBufferTooBig', 'link-64');">paBufferTooBig</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-65" class="py-name"><a title="pyaudio.paBufferTooBig" class="py-name" href="#" onclick="return doclink('link-65', 'paBufferTooBig', 'link-64');">paBufferTooBig</a></tt> </tt>
<a name="L168"></a><tt class="py-lineno"> 168</tt> <tt class="py-line"><tt id="link-66" class="py-name" targets="Variable pyaudio.paBufferTooSmall=pyaudio-module.html#paBufferTooSmall"><a title="pyaudio.paBufferTooSmall" class="py-name" href="#" onclick="return doclink('link-66', 'paBufferTooSmall', 'link-66');">paBufferTooSmall</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-67" class="py-name"><a title="pyaudio.paBufferTooSmall" class="py-name" href="#" onclick="return doclink('link-67', 'paBufferTooSmall', 'link-66');">paBufferTooSmall</a></tt> </tt>
<a name="L169"></a><tt class="py-lineno"> 169</tt> <tt class="py-line"><tt id="link-68" class="py-name" targets="Variable pyaudio.paNullCallback=pyaudio-module.html#paNullCallback"><a title="pyaudio.paNullCallback" class="py-name" href="#" onclick="return doclink('link-68', 'paNullCallback', 'link-68');">paNullCallback</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-69" class="py-name"><a title="pyaudio.paNullCallback" class="py-name" href="#" onclick="return doclink('link-69', 'paNullCallback', 'link-68');">paNullCallback</a></tt> </tt>
<a name="L170"></a><tt class="py-lineno"> 170</tt> <tt class="py-line"><tt id="link-70" class="py-name" targets="Variable pyaudio.paBadStreamPtr=pyaudio-module.html#paBadStreamPtr"><a title="pyaudio.paBadStreamPtr" class="py-name" href="#" onclick="return doclink('link-70', 'paBadStreamPtr', 'link-70');">paBadStreamPtr</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-71" class="py-name"><a title="pyaudio.paBadStreamPtr" class="py-name" href="#" onclick="return doclink('link-71', 'paBadStreamPtr', 'link-70');">paBadStreamPtr</a></tt> </tt>
<a name="L171"></a><tt class="py-lineno"> 171</tt> <tt class="py-line"><tt id="link-72" class="py-name" targets="Variable pyaudio.paTimedOut=pyaudio-module.html#paTimedOut"><a title="pyaudio.paTimedOut" class="py-name" href="#" onclick="return doclink('link-72', 'paTimedOut', 'link-72');">paTimedOut</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-73" class="py-name"><a title="pyaudio.paTimedOut" class="py-name" href="#" onclick="return doclink('link-73', 'paTimedOut', 'link-72');">paTimedOut</a></tt> </tt>
<a name="L172"></a><tt class="py-lineno"> 172</tt> <tt class="py-line"><tt id="link-74" class="py-name" targets="Variable pyaudio.paInternalError=pyaudio-module.html#paInternalError"><a title="pyaudio.paInternalError" class="py-name" href="#" onclick="return doclink('link-74', 'paInternalError', 'link-74');">paInternalError</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-75" class="py-name"><a title="pyaudio.paInternalError" class="py-name" href="#" onclick="return doclink('link-75', 'paInternalError', 'link-74');">paInternalError</a></tt> </tt>
<a name="L173"></a><tt class="py-lineno"> 173</tt> <tt class="py-line"><tt id="link-76" class="py-name" targets="Variable pyaudio.paDeviceUnavailable=pyaudio-module.html#paDeviceUnavailable"><a title="pyaudio.paDeviceUnavailable" class="py-name" href="#" onclick="return doclink('link-76', 'paDeviceUnavailable', 'link-76');">paDeviceUnavailable</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-77" class="py-name"><a title="pyaudio.paDeviceUnavailable" class="py-name" href="#" onclick="return doclink('link-77', 'paDeviceUnavailable', 'link-76');">paDeviceUnavailable</a></tt> </tt>
<a name="L174"></a><tt class="py-lineno"> 174</tt> <tt class="py-line"><tt id="link-78" class="py-name" targets="Variable pyaudio.paIncompatibleHostApiSpecificStreamInfo=pyaudio-module.html#paIncompatibleHostApiSpecificStreamInfo"><a title="pyaudio.paIncompatibleHostApiSpecificStreamInfo" class="py-name" href="#" onclick="return doclink('link-78', 'paIncompatibleHostApiSpecificStreamInfo', 'link-78');">paIncompatibleHostApiSpecificStreamInfo</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-79" class="py-name"><a title="pyaudio.paIncompatibleHostApiSpecificStreamInfo" class="py-name" href="#" onclick="return doclink('link-79', 'paIncompatibleHostApiSpecificStreamInfo', 'link-78');">paIncompatibleHostApiSpecificStreamInfo</a></tt> </tt>
<a name="L175"></a><tt class="py-lineno"> 175</tt> <tt class="py-line"><tt id="link-80" class="py-name" targets="Variable pyaudio.paStreamIsStopped=pyaudio-module.html#paStreamIsStopped"><a title="pyaudio.paStreamIsStopped" class="py-name" href="#" onclick="return doclink('link-80', 'paStreamIsStopped', 'link-80');">paStreamIsStopped</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-81" class="py-name"><a title="pyaudio.paStreamIsStopped" class="py-name" href="#" onclick="return doclink('link-81', 'paStreamIsStopped', 'link-80');">paStreamIsStopped</a></tt> </tt>
<a name="L176"></a><tt class="py-lineno"> 176</tt> <tt class="py-line"><tt id="link-82" class="py-name" targets="Variable pyaudio.paStreamIsNotStopped=pyaudio-module.html#paStreamIsNotStopped"><a title="pyaudio.paStreamIsNotStopped" class="py-name" href="#" onclick="return doclink('link-82', 'paStreamIsNotStopped', 'link-82');">paStreamIsNotStopped</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-83" class="py-name"><a title="pyaudio.paStreamIsNotStopped" class="py-name" href="#" onclick="return doclink('link-83', 'paStreamIsNotStopped', 'link-82');">paStreamIsNotStopped</a></tt> </tt>
<a name="L177"></a><tt class="py-lineno"> 177</tt> <tt class="py-line"><tt id="link-84" class="py-name" targets="Variable pyaudio.paInputOverflowed=pyaudio-module.html#paInputOverflowed"><a title="pyaudio.paInputOverflowed" class="py-name" href="#" onclick="return doclink('link-84', 'paInputOverflowed', 'link-84');">paInputOverflowed</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-85" class="py-name"><a title="pyaudio.paInputOverflowed" class="py-name" href="#" onclick="return doclink('link-85', 'paInputOverflowed', 'link-84');">paInputOverflowed</a></tt> </tt>
<a name="L178"></a><tt class="py-lineno"> 178</tt> <tt class="py-line"><tt id="link-86" class="py-name" targets="Variable pyaudio.paOutputUnderflowed=pyaudio-module.html#paOutputUnderflowed"><a title="pyaudio.paOutputUnderflowed" class="py-name" href="#" onclick="return doclink('link-86', 'paOutputUnderflowed', 'link-86');">paOutputUnderflowed</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-87" class="py-name"><a title="pyaudio.paOutputUnderflowed" class="py-name" href="#" onclick="return doclink('link-87', 'paOutputUnderflowed', 'link-86');">paOutputUnderflowed</a></tt> </tt>
<a name="L179"></a><tt class="py-lineno"> 179</tt> <tt class="py-line"><tt id="link-88" class="py-name" targets="Variable pyaudio.paHostApiNotFound=pyaudio-module.html#paHostApiNotFound"><a title="pyaudio.paHostApiNotFound" class="py-name" href="#" onclick="return doclink('link-88', 'paHostApiNotFound', 'link-88');">paHostApiNotFound</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-89" class="py-name"><a title="pyaudio.paHostApiNotFound" class="py-name" href="#" onclick="return doclink('link-89', 'paHostApiNotFound', 'link-88');">paHostApiNotFound</a></tt> </tt>
<a name="L180"></a><tt class="py-lineno"> 180</tt> <tt class="py-line"><tt id="link-90" class="py-name" targets="Variable pyaudio.paInvalidHostApi=pyaudio-module.html#paInvalidHostApi"><a title="pyaudio.paInvalidHostApi" class="py-name" href="#" onclick="return doclink('link-90', 'paInvalidHostApi', 'link-90');">paInvalidHostApi</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-91" class="py-name"><a title="pyaudio.paInvalidHostApi" class="py-name" href="#" onclick="return doclink('link-91', 'paInvalidHostApi', 'link-90');">paInvalidHostApi</a></tt> </tt>
<a name="L181"></a><tt class="py-lineno"> 181</tt> <tt class="py-line"><tt id="link-92" class="py-name" targets="Variable pyaudio.paCanNotReadFromACallbackStream=pyaudio-module.html#paCanNotReadFromACallbackStream"><a title="pyaudio.paCanNotReadFromACallbackStream" class="py-name" href="#" onclick="return doclink('link-92', 'paCanNotReadFromACallbackStream', 'link-92');">paCanNotReadFromACallbackStream</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-93" class="py-name"><a title="pyaudio.paCanNotReadFromACallbackStream" class="py-name" href="#" onclick="return doclink('link-93', 'paCanNotReadFromACallbackStream', 'link-92');">paCanNotReadFromACallbackStream</a></tt> </tt>
<a name="L182"></a><tt class="py-lineno"> 182</tt> <tt class="py-line"><tt id="link-94" class="py-name" targets="Variable pyaudio.paCanNotWriteToACallbackStream=pyaudio-module.html#paCanNotWriteToACallbackStream"><a title="pyaudio.paCanNotWriteToACallbackStream" class="py-name" href="#" onclick="return doclink('link-94', 'paCanNotWriteToACallbackStream', 'link-94');">paCanNotWriteToACallbackStream</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-95" class="py-name"><a title="pyaudio.paCanNotWriteToACallbackStream" class="py-name" href="#" onclick="return doclink('link-95', 'paCanNotWriteToACallbackStream', 'link-94');">paCanNotWriteToACallbackStream</a></tt> </tt>
<a name="L183"></a><tt class="py-lineno"> 183</tt> <tt class="py-line"><tt id="link-96" class="py-name" targets="Variable pyaudio.paCanNotReadFromAnOutputOnlyStream=pyaudio-module.html#paCanNotReadFromAnOutputOnlyStream"><a title="pyaudio.paCanNotReadFromAnOutputOnlyStream" class="py-name" href="#" onclick="return doclink('link-96', 'paCanNotReadFromAnOutputOnlyStream', 'link-96');">paCanNotReadFromAnOutputOnlyStream</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-97" class="py-name"><a title="pyaudio.paCanNotReadFromAnOutputOnlyStream" class="py-name" href="#" onclick="return doclink('link-97', 'paCanNotReadFromAnOutputOnlyStream', 'link-96');">paCanNotReadFromAnOutputOnlyStream</a></tt> </tt>
<a name="L184"></a><tt class="py-lineno"> 184</tt> <tt class="py-line"><tt id="link-98" class="py-name" targets="Variable pyaudio.paCanNotWriteToAnInputOnlyStream=pyaudio-module.html#paCanNotWriteToAnInputOnlyStream"><a title="pyaudio.paCanNotWriteToAnInputOnlyStream" class="py-name" href="#" onclick="return doclink('link-98', 'paCanNotWriteToAnInputOnlyStream', 'link-98');">paCanNotWriteToAnInputOnlyStream</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-99" class="py-name"><a title="pyaudio.paCanNotWriteToAnInputOnlyStream" class="py-name" href="#" onclick="return doclink('link-99', 'paCanNotWriteToAnInputOnlyStream', 'link-98');">paCanNotWriteToAnInputOnlyStream</a></tt> </tt>
<a name="L185"></a><tt class="py-lineno"> 185</tt> <tt class="py-line"><tt id="link-100" class="py-name" targets="Variable pyaudio.paIncompatibleStreamHostApi=pyaudio-module.html#paIncompatibleStreamHostApi"><a title="pyaudio.paIncompatibleStreamHostApi" class="py-name" href="#" onclick="return doclink('link-100', 'paIncompatibleStreamHostApi', 'link-100');">paIncompatibleStreamHostApi</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-101" class="py-name"><a title="pyaudio.paIncompatibleStreamHostApi" class="py-name" href="#" onclick="return doclink('link-101', 'paIncompatibleStreamHostApi', 'link-100');">paIncompatibleStreamHostApi</a></tt> </tt>
<a name="L186"></a><tt class="py-lineno"> 186</tt> <tt class="py-line"> </tt>
<a name="L187"></a><tt class="py-lineno"> 187</tt> <tt class="py-line"><tt class="py-comment"># group them together for epydoc</tt> </tt>
<a name="L188"></a><tt class="py-lineno"> 188</tt> <tt class="py-line"><tt class="py-comment"></tt><tt id="link-102" class="py-name" targets="Variable pyaudio.PaErrorCode=pyaudio-module.html#PaErrorCode"><a title="pyaudio.PaErrorCode" class="py-name" href="#" onclick="return doclink('link-102', 'PaErrorCode', 'link-102');">PaErrorCode</a></tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-string">'paNoError'</tt><tt class="py-op">,</tt> </tt>
<a name="L189"></a><tt class="py-lineno"> 189</tt> <tt class="py-line"> <tt class="py-string">'paNotInitialized'</tt><tt class="py-op">,</tt> <tt class="py-string">'paUnanticipatedHostError'</tt><tt class="py-op">,</tt> </tt>
<a name="L190"></a><tt class="py-lineno"> 190</tt> <tt class="py-line"> <tt class="py-string">'paInvalidChannelCount'</tt><tt class="py-op">,</tt> <tt class="py-string">'paInvalidSampleRate'</tt><tt class="py-op">,</tt> </tt>
<a name="L191"></a><tt class="py-lineno"> 191</tt> <tt class="py-line"> <tt class="py-string">'paInvalidDevice'</tt><tt class="py-op">,</tt> <tt class="py-string">'paInvalidFlag'</tt><tt class="py-op">,</tt> </tt>
<a name="L192"></a><tt class="py-lineno"> 192</tt> <tt class="py-line"> <tt class="py-string">'paSampleFormatNotSupported'</tt><tt class="py-op">,</tt> <tt class="py-string">'paBadIODeviceCombination'</tt><tt class="py-op">,</tt> </tt>
<a name="L193"></a><tt class="py-lineno"> 193</tt> <tt class="py-line"> <tt class="py-string">'paInsufficientMemory'</tt><tt class="py-op">,</tt> <tt class="py-string">'paBufferTooBig'</tt><tt class="py-op">,</tt> </tt>
<a name="L194"></a><tt class="py-lineno"> 194</tt> <tt class="py-line"> <tt class="py-string">'paBufferTooSmall'</tt><tt class="py-op">,</tt> <tt class="py-string">'paNullCallback'</tt><tt class="py-op">,</tt> </tt>
<a name="L195"></a><tt class="py-lineno"> 195</tt> <tt class="py-line"> <tt class="py-string">'paBadStreamPtr'</tt><tt class="py-op">,</tt> <tt class="py-string">'paTimedOut'</tt><tt class="py-op">,</tt> </tt>
<a name="L196"></a><tt class="py-lineno"> 196</tt> <tt class="py-line"> <tt class="py-string">'paInternalError'</tt><tt class="py-op">,</tt> <tt class="py-string">'paDeviceUnavailable'</tt><tt class="py-op">,</tt> </tt>
<a name="L197"></a><tt class="py-lineno"> 197</tt> <tt class="py-line"> <tt class="py-string">'paIncompatibleHostApiSpecificStreamInfo'</tt><tt class="py-op">,</tt> <tt class="py-string">'paStreamIsStopped'</tt><tt class="py-op">,</tt> </tt>
<a name="L198"></a><tt class="py-lineno"> 198</tt> <tt class="py-line"> <tt class="py-string">'paStreamIsNotStopped'</tt><tt class="py-op">,</tt> <tt class="py-string">'paInputOverflowed'</tt><tt class="py-op">,</tt> </tt>
<a name="L199"></a><tt class="py-lineno"> 199</tt> <tt class="py-line"> <tt class="py-string">'paOutputUnderflowed'</tt><tt class="py-op">,</tt> <tt class="py-string">'paHostApiNotFound'</tt><tt class="py-op">,</tt> </tt>
<a name="L200"></a><tt class="py-lineno"> 200</tt> <tt class="py-line"> <tt class="py-string">'paInvalidHostApi'</tt><tt class="py-op">,</tt> <tt class="py-string">'paCanNotReadFromACallbackStream'</tt><tt class="py-op">,</tt> </tt>
<a name="L201"></a><tt class="py-lineno"> 201</tt> <tt class="py-line"> <tt class="py-string">'paCanNotWriteToACallbackStream'</tt><tt class="py-op">,</tt> </tt>
<a name="L202"></a><tt class="py-lineno"> 202</tt> <tt class="py-line"> <tt class="py-string">'paCanNotReadFromAnOutputOnlyStream'</tt><tt class="py-op">,</tt> </tt>
<a name="L203"></a><tt class="py-lineno"> 203</tt> <tt class="py-line"> <tt class="py-string">'paCanNotWriteToAnInputOnlyStream'</tt><tt class="py-op">,</tt> </tt>
<a name="L204"></a><tt class="py-lineno"> 204</tt> <tt class="py-line"> <tt class="py-string">'paIncompatibleStreamHostApi'</tt><tt class="py-op">]</tt> </tt>
<a name="L205"></a><tt class="py-lineno"> 205</tt> <tt class="py-line"> </tt>
<a name="L206"></a><tt class="py-lineno"> 206</tt> <tt class="py-line"><tt class="py-comment">############################################################</tt> </tt>
<a name="L207"></a><tt class="py-lineno"> 207</tt> <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># Convenience Functions</tt> </tt>
<a name="L208"></a><tt class="py-lineno"> 208</tt> <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment">############################################################</tt> </tt>
<a name="L209"></a><tt class="py-lineno"> 209</tt> <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="get_sample_size"></a><div id="get_sample_size-def"><a name="L210"></a><tt class="py-lineno"> 210</tt> <a class="py-toggle" href="#" id="get_sample_size-toggle" onclick="return toggle('get_sample_size');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio-module.html#get_sample_size">get_sample_size</a><tt class="py-op">(</tt><tt class="py-param">format</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="get_sample_size-collapsed" style="display:none;" pad="++++" indent="++++"></div><div id="get_sample_size-expanded"><a name="L211"></a><tt class="py-lineno"> 211</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L212"></a><tt class="py-lineno"> 212</tt> <tt class="py-line"><tt class="py-docstring"> Returns the size (in bytes) for the specified</tt> </tt>
<a name="L213"></a><tt class="py-lineno"> 213</tt> <tt class="py-line"><tt class="py-docstring"> sample `format` (a `PaSampleFormat` constant).</tt> </tt>
<a name="L214"></a><tt class="py-lineno"> 214</tt> <tt class="py-line"><tt class="py-docstring"> </tt> </tt>
<a name="L215"></a><tt class="py-lineno"> 215</tt> <tt class="py-line"><tt class="py-docstring"> :param `format`: </tt> </tt>
<a name="L216"></a><tt class="py-lineno"> 216</tt> <tt class="py-line"><tt class="py-docstring"> PortAudio sample format constant `PaSampleFormat`.</tt> </tt>
<a name="L217"></a><tt class="py-lineno"> 217</tt> <tt class="py-line"><tt class="py-docstring"> </tt> </tt>
<a name="L218"></a><tt class="py-lineno"> 218</tt> <tt class="py-line"><tt class="py-docstring"> :raises ValueError: Invalid specified `format`.</tt> </tt>
<a name="L219"></a><tt class="py-lineno"> 219</tt> <tt class="py-line"><tt class="py-docstring"> </tt> </tt>
<a name="L220"></a><tt class="py-lineno"> 220</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: int</tt> </tt>
<a name="L221"></a><tt class="py-lineno"> 221</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L222"></a><tt class="py-lineno"> 222</tt> <tt class="py-line"> </tt>
<a name="L223"></a><tt class="py-lineno"> 223</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-103" class="py-name" targets="Method pyaudio.PyAudio.get_sample_size()=pyaudio.PyAudio-class.html#get_sample_size,Function pyaudio.get_sample_size()=pyaudio-module.html#get_sample_size"><a title="pyaudio.PyAudio.get_sample_size
pyaudio.get_sample_size" class="py-name" href="#" onclick="return doclink('link-103', 'get_sample_size', 'link-103');">get_sample_size</a></tt><tt class="py-op">(</tt><tt class="py-name">format</tt><tt class="py-op">)</tt> </tt>
</div><a name="L224"></a><tt class="py-lineno"> 224</tt> <tt class="py-line"> </tt>
<a name="get_format_from_width"></a><div id="get_format_from_width-def"><a name="L225"></a><tt class="py-lineno"> 225</tt> <a class="py-toggle" href="#" id="get_format_from_width-toggle" onclick="return toggle('get_format_from_width');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio-module.html#get_format_from_width">get_format_from_width</a><tt class="py-op">(</tt><tt class="py-param">width</tt><tt class="py-op">,</tt> <tt class="py-param">unsigned</tt> <tt class="py-op">=</tt> <tt class="py-name">True</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="get_format_from_width-collapsed" style="display:none;" pad="++++" indent="++++"></div><div id="get_format_from_width-expanded"><a name="L226"></a><tt class="py-lineno"> 226</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L227"></a><tt class="py-lineno"> 227</tt> <tt class="py-line"><tt class="py-docstring"> Returns a PortAudio format constant for</tt> </tt>
<a name="L228"></a><tt class="py-lineno"> 228</tt> <tt class="py-line"><tt class="py-docstring"> the specified `width`.</tt> </tt>
<a name="L229"></a><tt class="py-lineno"> 229</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L230"></a><tt class="py-lineno"> 230</tt> <tt class="py-line"><tt class="py-docstring"> :param `width`:</tt> </tt>
<a name="L231"></a><tt class="py-lineno"> 231</tt> <tt class="py-line"><tt class="py-docstring"> The desired sample width in bytes (1, 2, 3, or 4)</tt> </tt>
<a name="L232"></a><tt class="py-lineno"> 232</tt> <tt class="py-line"><tt class="py-docstring"> :param `unsigned`:</tt> </tt>
<a name="L233"></a><tt class="py-lineno"> 233</tt> <tt class="py-line"><tt class="py-docstring"> For 1 byte width, specifies signed or unsigned</tt> </tt>
<a name="L234"></a><tt class="py-lineno"> 234</tt> <tt class="py-line"><tt class="py-docstring"> format.</tt> </tt>
<a name="L235"></a><tt class="py-lineno"> 235</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L236"></a><tt class="py-lineno"> 236</tt> <tt class="py-line"><tt class="py-docstring"> :raises ValueError: for invalid `width`</tt> </tt>
<a name="L237"></a><tt class="py-lineno"> 237</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: `PaSampleFormat`</tt> </tt>
<a name="L238"></a><tt class="py-lineno"> 238</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L239"></a><tt class="py-lineno"> 239</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L240"></a><tt class="py-lineno"> 240</tt> <tt class="py-line"> </tt>
<a name="L241"></a><tt class="py-lineno"> 241</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">width</tt> <tt class="py-op">==</tt> <tt class="py-number">1</tt><tt class="py-op">:</tt> </tt>
<a name="L242"></a><tt class="py-lineno"> 242</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">unsigned</tt><tt class="py-op">:</tt> </tt>
<a name="L243"></a><tt class="py-lineno"> 243</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt id="link-104" class="py-name"><a title="pyaudio.paUInt8" class="py-name" href="#" onclick="return doclink('link-104', 'paUInt8', 'link-10');">paUInt8</a></tt> </tt>
<a name="L244"></a><tt class="py-lineno"> 244</tt> <tt class="py-line"> <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L245"></a><tt class="py-lineno"> 245</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt id="link-105" class="py-name"><a title="pyaudio.paInt8" class="py-name" href="#" onclick="return doclink('link-105', 'paInt8', 'link-8');">paInt8</a></tt> </tt>
<a name="L246"></a><tt class="py-lineno"> 246</tt> <tt class="py-line"> <tt class="py-keyword">elif</tt> <tt class="py-name">width</tt> <tt class="py-op">==</tt> <tt class="py-number">2</tt><tt class="py-op">:</tt> </tt>
<a name="L247"></a><tt class="py-lineno"> 247</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt id="link-106" class="py-name"><a title="pyaudio.paInt16" class="py-name" href="#" onclick="return doclink('link-106', 'paInt16', 'link-6');">paInt16</a></tt> </tt>
<a name="L248"></a><tt class="py-lineno"> 248</tt> <tt class="py-line"> <tt class="py-keyword">elif</tt> <tt class="py-name">width</tt> <tt class="py-op">==</tt> <tt class="py-number">3</tt><tt class="py-op">:</tt> </tt>
<a name="L249"></a><tt class="py-lineno"> 249</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt id="link-107" class="py-name"><a title="pyaudio.paInt24" class="py-name" href="#" onclick="return doclink('link-107', 'paInt24', 'link-4');">paInt24</a></tt> </tt>
<a name="L250"></a><tt class="py-lineno"> 250</tt> <tt class="py-line"> <tt class="py-keyword">elif</tt> <tt class="py-name">width</tt> <tt class="py-op">==</tt> <tt class="py-number">4</tt><tt class="py-op">:</tt> </tt>
<a name="L251"></a><tt class="py-lineno"> 251</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt id="link-108" class="py-name"><a title="pyaudio.paFloat32" class="py-name" href="#" onclick="return doclink('link-108', 'paFloat32', 'link-0');">paFloat32</a></tt> </tt>
<a name="L252"></a><tt class="py-lineno"> 252</tt> <tt class="py-line"> <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L253"></a><tt class="py-lineno"> 253</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">,</tt> <tt class="py-string">"Invalid width: %d"</tt> <tt class="py-op">%</tt> <tt class="py-name">width</tt> </tt>
</div><a name="L254"></a><tt class="py-lineno"> 254</tt> <tt class="py-line"> </tt>
<a name="L255"></a><tt class="py-lineno"> 255</tt> <tt class="py-line"> </tt>
<a name="L256"></a><tt class="py-lineno"> 256</tt> <tt class="py-line"><tt class="py-comment">############################################################</tt> </tt>
<a name="L257"></a><tt class="py-lineno"> 257</tt> <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># Versioning</tt> </tt>
<a name="L258"></a><tt class="py-lineno"> 258</tt> <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment">############################################################</tt> </tt>
<a name="L259"></a><tt class="py-lineno"> 259</tt> <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="get_portaudio_version"></a><div id="get_portaudio_version-def"><a name="L260"></a><tt class="py-lineno"> 260</tt> <a class="py-toggle" href="#" id="get_portaudio_version-toggle" onclick="return toggle('get_portaudio_version');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio-module.html#get_portaudio_version">get_portaudio_version</a><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="get_portaudio_version-collapsed" style="display:none;" pad="++++" indent="++++"></div><div id="get_portaudio_version-expanded"><a name="L261"></a><tt class="py-lineno"> 261</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L262"></a><tt class="py-lineno"> 262</tt> <tt class="py-line"><tt class="py-docstring"> Returns portaudio version.</tt> </tt>
<a name="L263"></a><tt class="py-lineno"> 263</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L264"></a><tt class="py-lineno"> 264</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: str """</tt> </tt>
<a name="L265"></a><tt class="py-lineno"> 265</tt> <tt class="py-line"> </tt>
<a name="L266"></a><tt class="py-lineno"> 266</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt class="py-name">get_version</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
</div><a name="L267"></a><tt class="py-lineno"> 267</tt> <tt class="py-line"> </tt>
<a name="get_portaudio_version_text"></a><div id="get_portaudio_version_text-def"><a name="L268"></a><tt class="py-lineno"> 268</tt> <a class="py-toggle" href="#" id="get_portaudio_version_text-toggle" onclick="return toggle('get_portaudio_version_text');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio-module.html#get_portaudio_version_text">get_portaudio_version_text</a><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="get_portaudio_version_text-collapsed" style="display:none;" pad="++++" indent="++++"></div><div id="get_portaudio_version_text-expanded"><a name="L269"></a><tt class="py-lineno"> 269</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L270"></a><tt class="py-lineno"> 270</tt> <tt class="py-line"><tt class="py-docstring"> Returns PortAudio version as a text string.</tt> </tt>
<a name="L271"></a><tt class="py-lineno"> 271</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L272"></a><tt class="py-lineno"> 272</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: str """</tt> </tt>
<a name="L273"></a><tt class="py-lineno"> 273</tt> <tt class="py-line"> </tt>
<a name="L274"></a><tt class="py-lineno"> 274</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt class="py-name">get_version_text</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
</div><a name="L275"></a><tt class="py-lineno"> 275</tt> <tt class="py-line"> </tt>
<a name="L276"></a><tt class="py-lineno"> 276</tt> <tt class="py-line"><tt class="py-comment">############################################################</tt> </tt>
<a name="L277"></a><tt class="py-lineno"> 277</tt> <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># Wrapper around _portaudio Stream (Internal)</tt> </tt>
<a name="L278"></a><tt class="py-lineno"> 278</tt> <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment">############################################################</tt> </tt>
<a name="L279"></a><tt class="py-lineno"> 279</tt> <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="L280"></a><tt class="py-lineno"> 280</tt> <tt class="py-line"><tt class="py-comment"># Note: See PyAudio class below for main export. </tt> </tt>
<a name="L281"></a><tt class="py-lineno"> 281</tt> <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="Stream"></a><div id="Stream-def"><a name="L282"></a><tt class="py-lineno"> 282</tt> <a class="py-toggle" href="#" id="Stream-toggle" onclick="return toggle('Stream');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="pyaudio.Stream-class.html">Stream</a><tt class="py-op">:</tt> </tt>
</div><div id="Stream-collapsed" style="display:none;" pad="++++" indent="++++"></div><div id="Stream-expanded"><a name="L283"></a><tt class="py-lineno"> 283</tt> <tt class="py-line"> </tt>
<a name="L284"></a><tt class="py-lineno"> 284</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L285"></a><tt class="py-lineno"> 285</tt> <tt class="py-line"><tt class="py-docstring"> PortAudio Stream Wrapper. Use `PyAudio.open` to make a new</tt> </tt>
<a name="L286"></a><tt class="py-lineno"> 286</tt> <tt class="py-line"><tt class="py-docstring"> `Stream`.</tt> </tt>
<a name="L287"></a><tt class="py-lineno"> 287</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L288"></a><tt class="py-lineno"> 288</tt> <tt class="py-line"><tt class="py-docstring"> :group Opening and Closing:</tt> </tt>
<a name="L289"></a><tt class="py-lineno"> 289</tt> <tt class="py-line"><tt class="py-docstring"> __init__, close</tt> </tt>
<a name="L290"></a><tt class="py-lineno"> 290</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L291"></a><tt class="py-lineno"> 291</tt> <tt class="py-line"><tt class="py-docstring"> :group Stream Info:</tt> </tt>
<a name="L292"></a><tt class="py-lineno"> 292</tt> <tt class="py-line"><tt class="py-docstring"> get_input_latency, get_output_latency, get_time, get_cpu_load</tt> </tt>
<a name="L293"></a><tt class="py-lineno"> 293</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L294"></a><tt class="py-lineno"> 294</tt> <tt class="py-line"><tt class="py-docstring"> :group Stream Management:</tt> </tt>
<a name="L295"></a><tt class="py-lineno"> 295</tt> <tt class="py-line"><tt class="py-docstring"> start_stream, stop_stream, is_active, is_stopped</tt> </tt>
<a name="L296"></a><tt class="py-lineno"> 296</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L297"></a><tt class="py-lineno"> 297</tt> <tt class="py-line"><tt class="py-docstring"> :group Input Output:</tt> </tt>
<a name="L298"></a><tt class="py-lineno"> 298</tt> <tt class="py-line"><tt class="py-docstring"> write, read, get_read_available, get_write_available</tt> </tt>
<a name="L299"></a><tt class="py-lineno"> 299</tt> <tt class="py-line"><tt class="py-docstring"> </tt> </tt>
<a name="L300"></a><tt class="py-lineno"> 300</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L301"></a><tt class="py-lineno"> 301</tt> <tt class="py-line"> </tt>
<a name="Stream.__init__"></a><div id="Stream.__init__-def"><a name="L302"></a><tt class="py-lineno"> 302</tt> <a class="py-toggle" href="#" id="Stream.__init__-toggle" onclick="return toggle('Stream.__init__');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.Stream-class.html#__init__">__init__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> </tt>
<a name="L303"></a><tt class="py-lineno"> 303</tt> <tt class="py-line"> <tt class="py-param">PA_manager</tt><tt class="py-op">,</tt> </tt>
<a name="L304"></a><tt class="py-lineno"> 304</tt> <tt class="py-line"> <tt class="py-param">rate</tt><tt class="py-op">,</tt> </tt>
<a name="L305"></a><tt class="py-lineno"> 305</tt> <tt class="py-line"> <tt class="py-param">channels</tt><tt class="py-op">,</tt> </tt>
<a name="L306"></a><tt class="py-lineno"> 306</tt> <tt class="py-line"> <tt class="py-param">format</tt><tt class="py-op">,</tt> </tt>
<a name="L307"></a><tt class="py-lineno"> 307</tt> <tt class="py-line"> <tt class="py-param">input</tt> <tt class="py-op">=</tt> <tt class="py-name">False</tt><tt class="py-op">,</tt> </tt>
<a name="L308"></a><tt class="py-lineno"> 308</tt> <tt class="py-line"> <tt class="py-param">output</tt> <tt class="py-op">=</tt> <tt class="py-name">False</tt><tt class="py-op">,</tt> </tt>
<a name="L309"></a><tt class="py-lineno"> 309</tt> <tt class="py-line"> <tt class="py-param">input_device_index</tt> <tt class="py-op">=</tt> <tt class="py-name">None</tt><tt class="py-op">,</tt> </tt>
<a name="L310"></a><tt class="py-lineno"> 310</tt> <tt class="py-line"> <tt class="py-param">output_device_index</tt> <tt class="py-op">=</tt> <tt class="py-name">None</tt><tt class="py-op">,</tt> </tt>
<a name="L311"></a><tt class="py-lineno"> 311</tt> <tt class="py-line"> <tt class="py-param">frames_per_buffer</tt> <tt class="py-op">=</tt> <tt class="py-number">1024</tt><tt class="py-op">,</tt> </tt>
<a name="L312"></a><tt class="py-lineno"> 312</tt> <tt class="py-line"> <tt class="py-param">start</tt> <tt class="py-op">=</tt> <tt class="py-name">True</tt><tt class="py-op">,</tt> </tt>
<a name="L313"></a><tt class="py-lineno"> 313</tt> <tt class="py-line"> <tt class="py-param">input_host_api_specific_stream_info</tt> <tt class="py-op">=</tt> <tt class="py-name">None</tt><tt class="py-op">,</tt> </tt>
<a name="L314"></a><tt class="py-lineno"> 314</tt> <tt class="py-line"> <tt class="py-param">output_host_api_specific_stream_info</tt> <tt class="py-op">=</tt> <tt class="py-name">None</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Stream.__init__-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="Stream.__init__-expanded"><a name="L315"></a><tt class="py-lineno"> 315</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L316"></a><tt class="py-lineno"> 316</tt> <tt class="py-line"><tt class="py-docstring"> Initialize a stream; this should be called by</tt> </tt>
<a name="L317"></a><tt class="py-lineno"> 317</tt> <tt class="py-line"><tt class="py-docstring"> `PyAudio.open`. A stream can either be input, output, or both.</tt> </tt>
<a name="L318"></a><tt class="py-lineno"> 318</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L319"></a><tt class="py-lineno"> 319</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L320"></a><tt class="py-lineno"> 320</tt> <tt class="py-line"><tt class="py-docstring"> :param `PA_manager`: A reference to the managing `PyAudio` instance</tt> </tt>
<a name="L321"></a><tt class="py-lineno"> 321</tt> <tt class="py-line"><tt class="py-docstring"> :param `rate`: Sampling rate</tt> </tt>
<a name="L322"></a><tt class="py-lineno"> 322</tt> <tt class="py-line"><tt class="py-docstring"> :param `channels`: Number of channels </tt> </tt>
<a name="L323"></a><tt class="py-lineno"> 323</tt> <tt class="py-line"><tt class="py-docstring"> :param `format`: Sampling size and format. See `PaSampleFormat`.</tt> </tt>
<a name="L324"></a><tt class="py-lineno"> 324</tt> <tt class="py-line"><tt class="py-docstring"> :param `input`: Specifies whether this is an input stream.</tt> </tt>
<a name="L325"></a><tt class="py-lineno"> 325</tt> <tt class="py-line"><tt class="py-docstring"> Defaults to False.</tt> </tt>
<a name="L326"></a><tt class="py-lineno"> 326</tt> <tt class="py-line"><tt class="py-docstring"> :param `output`: Specifies whether this is an output stream.</tt> </tt>
<a name="L327"></a><tt class="py-lineno"> 327</tt> <tt class="py-line"><tt class="py-docstring"> Defaults to False.</tt> </tt>
<a name="L328"></a><tt class="py-lineno"> 328</tt> <tt class="py-line"><tt class="py-docstring"> :param `input_device_index`: Index of Input Device to use.</tt> </tt>
<a name="L329"></a><tt class="py-lineno"> 329</tt> <tt class="py-line"><tt class="py-docstring"> Unspecified (or None) uses default device.</tt> </tt>
<a name="L330"></a><tt class="py-lineno"> 330</tt> <tt class="py-line"><tt class="py-docstring"> Ignored if `input` is False.</tt> </tt>
<a name="L331"></a><tt class="py-lineno"> 331</tt> <tt class="py-line"><tt class="py-docstring"> :param `output_device_index`:</tt> </tt>
<a name="L332"></a><tt class="py-lineno"> 332</tt> <tt class="py-line"><tt class="py-docstring"> Index of Output Device to use.</tt> </tt>
<a name="L333"></a><tt class="py-lineno"> 333</tt> <tt class="py-line"><tt class="py-docstring"> Unspecified (or None) uses the default device.</tt> </tt>
<a name="L334"></a><tt class="py-lineno"> 334</tt> <tt class="py-line"><tt class="py-docstring"> Ignored if `output` is False.</tt> </tt>
<a name="L335"></a><tt class="py-lineno"> 335</tt> <tt class="py-line"><tt class="py-docstring"> :param `frames_per_buffer`: Specifies the number of frames per buffer.</tt> </tt>
<a name="L336"></a><tt class="py-lineno"> 336</tt> <tt class="py-line"><tt class="py-docstring"> :param `start`: Start the stream running immediately.</tt> </tt>
<a name="L337"></a><tt class="py-lineno"> 337</tt> <tt class="py-line"><tt class="py-docstring"> Defaults to True. In general, there is no reason to set</tt> </tt>
<a name="L338"></a><tt class="py-lineno"> 338</tt> <tt class="py-line"><tt class="py-docstring"> this to false.</tt> </tt>
<a name="L339"></a><tt class="py-lineno"> 339</tt> <tt class="py-line"><tt class="py-docstring"> :param `input_host_api_specific_stream_info`: Specifies a host API</tt> </tt>
<a name="L340"></a><tt class="py-lineno"> 340</tt> <tt class="py-line"><tt class="py-docstring"> specific stream information data structure for input.</tt> </tt>
<a name="L341"></a><tt class="py-lineno"> 341</tt> <tt class="py-line"><tt class="py-docstring"> See `PaMacCoreStreamInfo`.</tt> </tt>
<a name="L342"></a><tt class="py-lineno"> 342</tt> <tt class="py-line"><tt class="py-docstring"> :param `output_host_api_specific_stream_info`: Specifies a host API</tt> </tt>
<a name="L343"></a><tt class="py-lineno"> 343</tt> <tt class="py-line"><tt class="py-docstring"> specific stream information data structure for output.</tt> </tt>
<a name="L344"></a><tt class="py-lineno"> 344</tt> <tt class="py-line"><tt class="py-docstring"> See `PaMacCoreStreamInfo`.</tt> </tt>
<a name="L345"></a><tt class="py-lineno"> 345</tt> <tt class="py-line"><tt class="py-docstring"> </tt> </tt>
<a name="L346"></a><tt class="py-lineno"> 346</tt> <tt class="py-line"><tt class="py-docstring"> :raise ValueError: Neither input nor output</tt> </tt>
<a name="L347"></a><tt class="py-lineno"> 347</tt> <tt class="py-line"><tt class="py-docstring"> are set True.</tt> </tt>
<a name="L348"></a><tt class="py-lineno"> 348</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L349"></a><tt class="py-lineno"> 349</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L350"></a><tt class="py-lineno"> 350</tt> <tt class="py-line"> </tt>
<a name="L351"></a><tt class="py-lineno"> 351</tt> <tt class="py-line"> <tt class="py-comment"># no stupidity allowed</tt> </tt>
<a name="L352"></a><tt class="py-lineno"> 352</tt> <tt class="py-line"><tt class="py-comment"></tt> <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-op">(</tt><tt class="py-name">input</tt> <tt class="py-keyword">or</tt> <tt class="py-name">output</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L353"></a><tt class="py-lineno"> 353</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">,</tt> \ </tt>
<a name="L354"></a><tt class="py-lineno"> 354</tt> <tt class="py-line"> <tt class="py-string">"Must specify an input or output "</tt> <tt class="py-op">+</tt>\ </tt>
<a name="L355"></a><tt class="py-lineno"> 355</tt> <tt class="py-line"> <tt class="py-string">"stream."</tt> </tt>
<a name="L356"></a><tt class="py-lineno"> 356</tt> <tt class="py-line"> </tt>
<a name="L357"></a><tt class="py-lineno"> 357</tt> <tt class="py-line"> <tt class="py-comment"># remember parent</tt> </tt>
<a name="L358"></a><tt class="py-lineno"> 358</tt> <tt class="py-line"><tt class="py-comment"></tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_parent</tt> <tt class="py-op">=</tt> <tt class="py-name">PA_manager</tt> </tt>
<a name="L359"></a><tt class="py-lineno"> 359</tt> <tt class="py-line"> </tt>
<a name="L360"></a><tt class="py-lineno"> 360</tt> <tt class="py-line"> <tt class="py-comment"># remember if we are an: input, output (or both)</tt> </tt>
<a name="L361"></a><tt class="py-lineno"> 361</tt> <tt class="py-line"><tt class="py-comment"></tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_is_input</tt> <tt class="py-op">=</tt> <tt class="py-name">input</tt> </tt>
<a name="L362"></a><tt class="py-lineno"> 362</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_is_output</tt> <tt class="py-op">=</tt> <tt class="py-name">output</tt> </tt>
<a name="L363"></a><tt class="py-lineno"> 363</tt> <tt class="py-line"> </tt>
<a name="L364"></a><tt class="py-lineno"> 364</tt> <tt class="py-line"> <tt class="py-comment"># are we running?</tt> </tt>
<a name="L365"></a><tt class="py-lineno"> 365</tt> <tt class="py-line"><tt class="py-comment"></tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_is_running</tt> <tt class="py-op">=</tt> <tt class="py-name">start</tt> </tt>
<a name="L366"></a><tt class="py-lineno"> 366</tt> <tt class="py-line"> </tt>
<a name="L367"></a><tt class="py-lineno"> 367</tt> <tt class="py-line"> <tt class="py-comment"># remember some parameters</tt> </tt>
<a name="L368"></a><tt class="py-lineno"> 368</tt> <tt class="py-line"><tt class="py-comment"></tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_rate</tt> <tt class="py-op">=</tt> <tt class="py-name">rate</tt> </tt>
<a name="L369"></a><tt class="py-lineno"> 369</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_channels</tt> <tt class="py-op">=</tt> <tt class="py-name">channels</tt> </tt>
<a name="L370"></a><tt class="py-lineno"> 370</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_format</tt> <tt class="py-op">=</tt> <tt class="py-name">format</tt> </tt>
<a name="L371"></a><tt class="py-lineno"> 371</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_frames_per_buffer</tt> <tt class="py-op">=</tt> <tt class="py-name">frames_per_buffer</tt> </tt>
<a name="L372"></a><tt class="py-lineno"> 372</tt> <tt class="py-line"> </tt>
<a name="L373"></a><tt class="py-lineno"> 373</tt> <tt class="py-line"> <tt class="py-name">arguments</tt> <tt class="py-op">=</tt> <tt class="py-op">{</tt> </tt>
<a name="L374"></a><tt class="py-lineno"> 374</tt> <tt class="py-line"> <tt class="py-string">'rate'</tt> <tt class="py-op">:</tt> <tt class="py-name">rate</tt><tt class="py-op">,</tt> </tt>
<a name="L375"></a><tt class="py-lineno"> 375</tt> <tt class="py-line"> <tt class="py-string">'channels'</tt> <tt class="py-op">:</tt> <tt class="py-name">channels</tt><tt class="py-op">,</tt> </tt>
<a name="L376"></a><tt class="py-lineno"> 376</tt> <tt class="py-line"> <tt class="py-string">'format'</tt> <tt class="py-op">:</tt> <tt class="py-name">format</tt><tt class="py-op">,</tt> </tt>
<a name="L377"></a><tt class="py-lineno"> 377</tt> <tt class="py-line"> <tt class="py-string">'input'</tt> <tt class="py-op">:</tt> <tt class="py-name">input</tt><tt class="py-op">,</tt> </tt>
<a name="L378"></a><tt class="py-lineno"> 378</tt> <tt class="py-line"> <tt class="py-string">'output'</tt> <tt class="py-op">:</tt> <tt class="py-name">output</tt><tt class="py-op">,</tt> </tt>
<a name="L379"></a><tt class="py-lineno"> 379</tt> <tt class="py-line"> <tt class="py-string">'input_device_index'</tt> <tt class="py-op">:</tt> <tt class="py-name">input_device_index</tt><tt class="py-op">,</tt> </tt>
<a name="L380"></a><tt class="py-lineno"> 380</tt> <tt class="py-line"> <tt class="py-string">'output_device_index'</tt> <tt class="py-op">:</tt> <tt class="py-name">output_device_index</tt><tt class="py-op">,</tt> </tt>
<a name="L381"></a><tt class="py-lineno"> 381</tt> <tt class="py-line"> <tt class="py-string">'frames_per_buffer'</tt> <tt class="py-op">:</tt> <tt class="py-name">frames_per_buffer</tt><tt class="py-op">}</tt> </tt>
<a name="L382"></a><tt class="py-lineno"> 382</tt> <tt class="py-line"> </tt>
<a name="L383"></a><tt class="py-lineno"> 383</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">input_host_api_specific_stream_info</tt><tt class="py-op">:</tt> </tt>
<a name="L384"></a><tt class="py-lineno"> 384</tt> <tt class="py-line"> <tt class="py-name">_l</tt> <tt class="py-op">=</tt> <tt class="py-name">input_host_api_specific_stream_info</tt> </tt>
<a name="L385"></a><tt class="py-lineno"> 385</tt> <tt class="py-line"> <tt class="py-name">arguments</tt><tt class="py-op">[</tt> </tt>
<a name="L386"></a><tt class="py-lineno"> 386</tt> <tt class="py-line"> <tt class="py-string">'input_host_api_specific_stream_info'</tt> </tt>
<a name="L387"></a><tt class="py-lineno"> 387</tt> <tt class="py-line"> <tt class="py-op">]</tt> <tt class="py-op">=</tt> <tt class="py-name">_l</tt><tt class="py-op">.</tt><tt class="py-name">_get_host_api_stream_object</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L388"></a><tt class="py-lineno"> 388</tt> <tt class="py-line"> </tt>
<a name="L389"></a><tt class="py-lineno"> 389</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">output_host_api_specific_stream_info</tt><tt class="py-op">:</tt> </tt>
<a name="L390"></a><tt class="py-lineno"> 390</tt> <tt class="py-line"> <tt class="py-name">_l</tt> <tt class="py-op">=</tt> <tt class="py-name">output_host_api_specific_stream_info</tt> </tt>
<a name="L391"></a><tt class="py-lineno"> 391</tt> <tt class="py-line"> <tt class="py-name">arguments</tt><tt class="py-op">[</tt> </tt>
<a name="L392"></a><tt class="py-lineno"> 392</tt> <tt class="py-line"> <tt class="py-string">'output_host_api_specific_stream_info'</tt> </tt>
<a name="L393"></a><tt class="py-lineno"> 393</tt> <tt class="py-line"> <tt class="py-op">]</tt> <tt class="py-op">=</tt> <tt class="py-name">_l</tt><tt class="py-op">.</tt><tt class="py-name">_get_host_api_stream_object</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L394"></a><tt class="py-lineno"> 394</tt> <tt class="py-line"> </tt>
<a name="L395"></a><tt class="py-lineno"> 395</tt> <tt class="py-line"> <tt class="py-comment"># calling pa.open returns a stream object</tt> </tt>
<a name="L396"></a><tt class="py-lineno"> 396</tt> <tt class="py-line"><tt class="py-comment"></tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_stream</tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-109" class="py-name" targets="Method pyaudio.PyAudio.open()=pyaudio.PyAudio-class.html#open"><a title="pyaudio.PyAudio.open" class="py-name" href="#" onclick="return doclink('link-109', 'open', 'link-109');">open</a></tt><tt class="py-op">(</tt><tt class="py-op">**</tt><tt class="py-name">arguments</tt><tt class="py-op">)</tt> </tt>
<a name="L397"></a><tt class="py-lineno"> 397</tt> <tt class="py-line"> </tt>
<a name="L398"></a><tt class="py-lineno"> 398</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_input_latency</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_stream</tt><tt class="py-op">.</tt><tt class="py-name">inputLatency</tt> </tt>
<a name="L399"></a><tt class="py-lineno"> 399</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_output_latency</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_stream</tt><tt class="py-op">.</tt><tt class="py-name">outputLatency</tt> </tt>
<a name="L400"></a><tt class="py-lineno"> 400</tt> <tt class="py-line"> </tt>
<a name="L401"></a><tt class="py-lineno"> 401</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_is_running</tt><tt class="py-op">:</tt> </tt>
<a name="L402"></a><tt class="py-lineno"> 402</tt> <tt class="py-line"> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-110" class="py-name" targets="Method pyaudio.Stream.start_stream()=pyaudio.Stream-class.html#start_stream"><a title="pyaudio.Stream.start_stream" class="py-name" href="#" onclick="return doclink('link-110', 'start_stream', 'link-110');">start_stream</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_stream</tt><tt class="py-op">)</tt> </tt>
</div><a name="L403"></a><tt class="py-lineno"> 403</tt> <tt class="py-line"> </tt>
<a name="L404"></a><tt class="py-lineno"> 404</tt> <tt class="py-line"> </tt>
<a name="Stream.close"></a><div id="Stream.close-def"><a name="L405"></a><tt class="py-lineno"> 405</tt> <a class="py-toggle" href="#" id="Stream.close-toggle" onclick="return toggle('Stream.close');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.Stream-class.html#close">close</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Stream.close-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="Stream.close-expanded"><a name="L406"></a><tt class="py-lineno"> 406</tt> <tt class="py-line"> <tt class="py-docstring">""" Close the stream """</tt> </tt>
<a name="L407"></a><tt class="py-lineno"> 407</tt> <tt class="py-line"> </tt>
<a name="L408"></a><tt class="py-lineno"> 408</tt> <tt class="py-line"> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-111" class="py-name" targets="Method pyaudio.PyAudio.close()=pyaudio.PyAudio-class.html#close,Method pyaudio.Stream.close()=pyaudio.Stream-class.html#close"><a title="pyaudio.PyAudio.close
pyaudio.Stream.close" class="py-name" href="#" onclick="return doclink('link-111', 'close', 'link-111');">close</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_stream</tt><tt class="py-op">)</tt> </tt>
<a name="L409"></a><tt class="py-lineno"> 409</tt> <tt class="py-line"> </tt>
<a name="L410"></a><tt class="py-lineno"> 410</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_is_running</tt> <tt class="py-op">=</tt> <tt class="py-name">False</tt> </tt>
<a name="L411"></a><tt class="py-lineno"> 411</tt> <tt class="py-line"> </tt>
<a name="L412"></a><tt class="py-lineno"> 412</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_parent</tt><tt class="py-op">.</tt><tt class="py-name">_remove_stream</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">)</tt> </tt>
</div><a name="L413"></a><tt class="py-lineno"> 413</tt> <tt class="py-line"> </tt>
<a name="L414"></a><tt class="py-lineno"> 414</tt> <tt class="py-line"> </tt>
<a name="L415"></a><tt class="py-lineno"> 415</tt> <tt class="py-line"> <tt class="py-comment">############################################################</tt> </tt>
<a name="L416"></a><tt class="py-lineno"> 416</tt> <tt class="py-line"><tt class="py-comment"></tt> <tt class="py-comment"># Stream Info</tt> </tt>
<a name="L417"></a><tt class="py-lineno"> 417</tt> <tt class="py-line"><tt class="py-comment"></tt> <tt class="py-comment">############################################################</tt> </tt>
<a name="L418"></a><tt class="py-lineno"> 418</tt> <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="Stream.get_input_latency"></a><div id="Stream.get_input_latency-def"><a name="L419"></a><tt class="py-lineno"> 419</tt> <a class="py-toggle" href="#" id="Stream.get_input_latency-toggle" onclick="return toggle('Stream.get_input_latency');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.Stream-class.html#get_input_latency">get_input_latency</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Stream.get_input_latency-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="Stream.get_input_latency-expanded"><a name="L420"></a><tt class="py-lineno"> 420</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L421"></a><tt class="py-lineno"> 421</tt> <tt class="py-line"><tt class="py-docstring"> Return the input latency.</tt> </tt>
<a name="L422"></a><tt class="py-lineno"> 422</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L423"></a><tt class="py-lineno"> 423</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: float</tt> </tt>
<a name="L424"></a><tt class="py-lineno"> 424</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L425"></a><tt class="py-lineno"> 425</tt> <tt class="py-line"> </tt>
<a name="L426"></a><tt class="py-lineno"> 426</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_stream</tt><tt class="py-op">.</tt><tt class="py-name">inputLatency</tt> </tt>
</div><a name="L427"></a><tt class="py-lineno"> 427</tt> <tt class="py-line"> </tt>
<a name="L428"></a><tt class="py-lineno"> 428</tt> <tt class="py-line"> </tt>
<a name="Stream.get_output_latency"></a><div id="Stream.get_output_latency-def"><a name="L429"></a><tt class="py-lineno"> 429</tt> <a class="py-toggle" href="#" id="Stream.get_output_latency-toggle" onclick="return toggle('Stream.get_output_latency');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.Stream-class.html#get_output_latency">get_output_latency</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Stream.get_output_latency-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="Stream.get_output_latency-expanded"><a name="L430"></a><tt class="py-lineno"> 430</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L431"></a><tt class="py-lineno"> 431</tt> <tt class="py-line"><tt class="py-docstring"> Return the input latency.</tt> </tt>
<a name="L432"></a><tt class="py-lineno"> 432</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L433"></a><tt class="py-lineno"> 433</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: float</tt> </tt>
<a name="L434"></a><tt class="py-lineno"> 434</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L435"></a><tt class="py-lineno"> 435</tt> <tt class="py-line"> </tt>
<a name="L436"></a><tt class="py-lineno"> 436</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_stream</tt><tt class="py-op">.</tt><tt class="py-name">outputLatency</tt> </tt>
</div><a name="L437"></a><tt class="py-lineno"> 437</tt> <tt class="py-line"> </tt>
<a name="Stream.get_time"></a><div id="Stream.get_time-def"><a name="L438"></a><tt class="py-lineno"> 438</tt> <a class="py-toggle" href="#" id="Stream.get_time-toggle" onclick="return toggle('Stream.get_time');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.Stream-class.html#get_time">get_time</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Stream.get_time-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="Stream.get_time-expanded"><a name="L439"></a><tt class="py-lineno"> 439</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L440"></a><tt class="py-lineno"> 440</tt> <tt class="py-line"><tt class="py-docstring"> Return stream time.</tt> </tt>
<a name="L441"></a><tt class="py-lineno"> 441</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L442"></a><tt class="py-lineno"> 442</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: float</tt> </tt>
<a name="L443"></a><tt class="py-lineno"> 443</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L444"></a><tt class="py-lineno"> 444</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L445"></a><tt class="py-lineno"> 445</tt> <tt class="py-line"> </tt>
<a name="L446"></a><tt class="py-lineno"> 446</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt class="py-name">get_stream_time</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_stream</tt><tt class="py-op">)</tt> </tt>
</div><a name="L447"></a><tt class="py-lineno"> 447</tt> <tt class="py-line"> </tt>
<a name="Stream.get_cpu_load"></a><div id="Stream.get_cpu_load-def"><a name="L448"></a><tt class="py-lineno"> 448</tt> <a class="py-toggle" href="#" id="Stream.get_cpu_load-toggle" onclick="return toggle('Stream.get_cpu_load');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.Stream-class.html#get_cpu_load">get_cpu_load</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Stream.get_cpu_load-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="Stream.get_cpu_load-expanded"><a name="L449"></a><tt class="py-lineno"> 449</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L450"></a><tt class="py-lineno"> 450</tt> <tt class="py-line"><tt class="py-docstring"> Return the CPU load.</tt> </tt>
<a name="L451"></a><tt class="py-lineno"> 451</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L452"></a><tt class="py-lineno"> 452</tt> <tt class="py-line"><tt class="py-docstring"> (Note: this is always 0.0 for the blocking API.)</tt> </tt>
<a name="L453"></a><tt class="py-lineno"> 453</tt> <tt class="py-line"><tt class="py-docstring"> </tt> </tt>
<a name="L454"></a><tt class="py-lineno"> 454</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: float</tt> </tt>
<a name="L455"></a><tt class="py-lineno"> 455</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L456"></a><tt class="py-lineno"> 456</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L457"></a><tt class="py-lineno"> 457</tt> <tt class="py-line"> </tt>
<a name="L458"></a><tt class="py-lineno"> 458</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt class="py-name">get_stream_cpu_load</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_stream</tt><tt class="py-op">)</tt> </tt>
</div><a name="L459"></a><tt class="py-lineno"> 459</tt> <tt class="py-line"> </tt>
<a name="L460"></a><tt class="py-lineno"> 460</tt> <tt class="py-line"> </tt>
<a name="L461"></a><tt class="py-lineno"> 461</tt> <tt class="py-line"> <tt class="py-comment">############################################################</tt> </tt>
<a name="L462"></a><tt class="py-lineno"> 462</tt> <tt class="py-line"><tt class="py-comment"></tt> <tt class="py-comment"># Stream Management</tt> </tt>
<a name="L463"></a><tt class="py-lineno"> 463</tt> <tt class="py-line"><tt class="py-comment"></tt> <tt class="py-comment">############################################################</tt> </tt>
<a name="L464"></a><tt class="py-lineno"> 464</tt> <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="Stream.start_stream"></a><div id="Stream.start_stream-def"><a name="L465"></a><tt class="py-lineno"> 465</tt> <a class="py-toggle" href="#" id="Stream.start_stream-toggle" onclick="return toggle('Stream.start_stream');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.Stream-class.html#start_stream">start_stream</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Stream.start_stream-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="Stream.start_stream-expanded"><a name="L466"></a><tt class="py-lineno"> 466</tt> <tt class="py-line"> <tt class="py-docstring">""" Start the stream. """</tt> </tt>
<a name="L467"></a><tt class="py-lineno"> 467</tt> <tt class="py-line"> </tt>
<a name="L468"></a><tt class="py-lineno"> 468</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_is_running</tt><tt class="py-op">:</tt> </tt>
<a name="L469"></a><tt class="py-lineno"> 469</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> </tt>
<a name="L470"></a><tt class="py-lineno"> 470</tt> <tt class="py-line"> </tt>
<a name="L471"></a><tt class="py-lineno"> 471</tt> <tt class="py-line"> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-112" class="py-name"><a title="pyaudio.Stream.start_stream" class="py-name" href="#" onclick="return doclink('link-112', 'start_stream', 'link-110');">start_stream</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_stream</tt><tt class="py-op">)</tt> </tt>
<a name="L472"></a><tt class="py-lineno"> 472</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_is_running</tt> <tt class="py-op">=</tt> <tt class="py-name">True</tt> </tt>
</div><a name="L473"></a><tt class="py-lineno"> 473</tt> <tt class="py-line"> </tt>
<a name="Stream.stop_stream"></a><div id="Stream.stop_stream-def"><a name="L474"></a><tt class="py-lineno"> 474</tt> <a class="py-toggle" href="#" id="Stream.stop_stream-toggle" onclick="return toggle('Stream.stop_stream');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.Stream-class.html#stop_stream">stop_stream</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Stream.stop_stream-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="Stream.stop_stream-expanded"><a name="L475"></a><tt class="py-lineno"> 475</tt> <tt class="py-line"> </tt>
<a name="L476"></a><tt class="py-lineno"> 476</tt> <tt class="py-line"> <tt class="py-docstring">""" Stop the stream. Once the stream is stopped,</tt> </tt>
<a name="L477"></a><tt class="py-lineno"> 477</tt> <tt class="py-line"><tt class="py-docstring"> one may not call write or read. However, one may</tt> </tt>
<a name="L478"></a><tt class="py-lineno"> 478</tt> <tt class="py-line"><tt class="py-docstring"> call start_stream to resume the stream. """</tt> </tt>
<a name="L479"></a><tt class="py-lineno"> 479</tt> <tt class="py-line"> </tt>
<a name="L480"></a><tt class="py-lineno"> 480</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_is_running</tt><tt class="py-op">:</tt> </tt>
<a name="L481"></a><tt class="py-lineno"> 481</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> </tt>
<a name="L482"></a><tt class="py-lineno"> 482</tt> <tt class="py-line"> </tt>
<a name="L483"></a><tt class="py-lineno"> 483</tt> <tt class="py-line"> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-113" class="py-name" targets="Method pyaudio.Stream.stop_stream()=pyaudio.Stream-class.html#stop_stream"><a title="pyaudio.Stream.stop_stream" class="py-name" href="#" onclick="return doclink('link-113', 'stop_stream', 'link-113');">stop_stream</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_stream</tt><tt class="py-op">)</tt> </tt>
<a name="L484"></a><tt class="py-lineno"> 484</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_is_running</tt> <tt class="py-op">=</tt> <tt class="py-name">False</tt> </tt>
</div><a name="L485"></a><tt class="py-lineno"> 485</tt> <tt class="py-line"> </tt>
<a name="Stream.is_active"></a><div id="Stream.is_active-def"><a name="L486"></a><tt class="py-lineno"> 486</tt> <a class="py-toggle" href="#" id="Stream.is_active-toggle" onclick="return toggle('Stream.is_active');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.Stream-class.html#is_active">is_active</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Stream.is_active-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="Stream.is_active-expanded"><a name="L487"></a><tt class="py-lineno"> 487</tt> <tt class="py-line"> <tt class="py-docstring">""" Returns whether the stream is active.</tt> </tt>
<a name="L488"></a><tt class="py-lineno"> 488</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L489"></a><tt class="py-lineno"> 489</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: bool """</tt> </tt>
<a name="L490"></a><tt class="py-lineno"> 490</tt> <tt class="py-line"> </tt>
<a name="L491"></a><tt class="py-lineno"> 491</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt class="py-name">is_stream_active</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_stream</tt><tt class="py-op">)</tt> </tt>
</div><a name="L492"></a><tt class="py-lineno"> 492</tt> <tt class="py-line"> </tt>
<a name="Stream.is_stopped"></a><div id="Stream.is_stopped-def"><a name="L493"></a><tt class="py-lineno"> 493</tt> <a class="py-toggle" href="#" id="Stream.is_stopped-toggle" onclick="return toggle('Stream.is_stopped');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.Stream-class.html#is_stopped">is_stopped</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Stream.is_stopped-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="Stream.is_stopped-expanded"><a name="L494"></a><tt class="py-lineno"> 494</tt> <tt class="py-line"> <tt class="py-docstring">""" Returns whether the stream is stopped.</tt> </tt>
<a name="L495"></a><tt class="py-lineno"> 495</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L496"></a><tt class="py-lineno"> 496</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: bool """</tt> </tt>
<a name="L497"></a><tt class="py-lineno"> 497</tt> <tt class="py-line"> </tt>
<a name="L498"></a><tt class="py-lineno"> 498</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt class="py-name">is_stream_stopped</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_stream</tt><tt class="py-op">)</tt> </tt>
</div><a name="L499"></a><tt class="py-lineno"> 499</tt> <tt class="py-line"> </tt>
<a name="L500"></a><tt class="py-lineno"> 500</tt> <tt class="py-line"> </tt>
<a name="L501"></a><tt class="py-lineno"> 501</tt> <tt class="py-line"> <tt class="py-comment">############################################################</tt> </tt>
<a name="L502"></a><tt class="py-lineno"> 502</tt> <tt class="py-line"><tt class="py-comment"></tt> <tt class="py-comment"># Reading/Writing</tt> </tt>
<a name="L503"></a><tt class="py-lineno"> 503</tt> <tt class="py-line"><tt class="py-comment"></tt> <tt class="py-comment">############################################################</tt> </tt>
<a name="L504"></a><tt class="py-lineno"> 504</tt> <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="Stream.write"></a><div id="Stream.write-def"><a name="L505"></a><tt class="py-lineno"> 505</tt> <a class="py-toggle" href="#" id="Stream.write-toggle" onclick="return toggle('Stream.write');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.Stream-class.html#write">write</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">frames</tt><tt class="py-op">,</tt> <tt class="py-param">num_frames</tt> <tt class="py-op">=</tt> <tt class="py-name">None</tt><tt class="py-op">,</tt> </tt>
<a name="L506"></a><tt class="py-lineno"> 506</tt> <tt class="py-line"> <tt class="py-param">exception_on_underflow</tt> <tt class="py-op">=</tt> <tt class="py-name">False</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Stream.write-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="Stream.write-expanded"><a name="L507"></a><tt class="py-lineno"> 507</tt> <tt class="py-line"> </tt>
<a name="L508"></a><tt class="py-lineno"> 508</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L509"></a><tt class="py-lineno"> 509</tt> <tt class="py-line"><tt class="py-docstring"> Write samples to the stream.</tt> </tt>
<a name="L510"></a><tt class="py-lineno"> 510</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L511"></a><tt class="py-lineno"> 511</tt> <tt class="py-line"><tt class="py-docstring"> </tt> </tt>
<a name="L512"></a><tt class="py-lineno"> 512</tt> <tt class="py-line"><tt class="py-docstring"> :param `frames`: </tt> </tt>
<a name="L513"></a><tt class="py-lineno"> 513</tt> <tt class="py-line"><tt class="py-docstring"> The frames of data.</tt> </tt>
<a name="L514"></a><tt class="py-lineno"> 514</tt> <tt class="py-line"><tt class="py-docstring"> :param `num_frames`:</tt> </tt>
<a name="L515"></a><tt class="py-lineno"> 515</tt> <tt class="py-line"><tt class="py-docstring"> The number of frames to write.</tt> </tt>
<a name="L516"></a><tt class="py-lineno"> 516</tt> <tt class="py-line"><tt class="py-docstring"> Defaults to None, in which this value will be</tt> </tt>
<a name="L517"></a><tt class="py-lineno"> 517</tt> <tt class="py-line"><tt class="py-docstring"> automatically computed.</tt> </tt>
<a name="L518"></a><tt class="py-lineno"> 518</tt> <tt class="py-line"><tt class="py-docstring"> :param `exception_on_underflow`:</tt> </tt>
<a name="L519"></a><tt class="py-lineno"> 519</tt> <tt class="py-line"><tt class="py-docstring"> Specifies whether an exception should be thrown</tt> </tt>
<a name="L520"></a><tt class="py-lineno"> 520</tt> <tt class="py-line"><tt class="py-docstring"> (or silently ignored) on buffer underflow. Defaults</tt> </tt>
<a name="L521"></a><tt class="py-lineno"> 521</tt> <tt class="py-line"><tt class="py-docstring"> to False for improved performance, especially on</tt> </tt>
<a name="L522"></a><tt class="py-lineno"> 522</tt> <tt class="py-line"><tt class="py-docstring"> slower platforms.</tt> </tt>
<a name="L523"></a><tt class="py-lineno"> 523</tt> <tt class="py-line"><tt class="py-docstring"> </tt> </tt>
<a name="L524"></a><tt class="py-lineno"> 524</tt> <tt class="py-line"><tt class="py-docstring"> :raises IOError: if the stream is not an output stream</tt> </tt>
<a name="L525"></a><tt class="py-lineno"> 525</tt> <tt class="py-line"><tt class="py-docstring"> or if the write operation was unsuccessful.</tt> </tt>
<a name="L526"></a><tt class="py-lineno"> 526</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L527"></a><tt class="py-lineno"> 527</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: `None`</tt> </tt>
<a name="L528"></a><tt class="py-lineno"> 528</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L529"></a><tt class="py-lineno"> 529</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L530"></a><tt class="py-lineno"> 530</tt> <tt class="py-line"> </tt>
<a name="L531"></a><tt class="py-lineno"> 531</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_is_output</tt><tt class="py-op">:</tt> </tt>
<a name="L532"></a><tt class="py-lineno"> 532</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt class="py-name">IOError</tt><tt class="py-op">(</tt><tt class="py-string">"Not output stream"</tt><tt class="py-op">,</tt> </tt>
<a name="L533"></a><tt class="py-lineno"> 533</tt> <tt class="py-line"> <tt id="link-114" class="py-name"><a title="pyaudio.paCanNotWriteToAnInputOnlyStream" class="py-name" href="#" onclick="return doclink('link-114', 'paCanNotWriteToAnInputOnlyStream', 'link-98');">paCanNotWriteToAnInputOnlyStream</a></tt><tt class="py-op">)</tt> </tt>
<a name="L534"></a><tt class="py-lineno"> 534</tt> <tt class="py-line"> </tt>
<a name="L535"></a><tt class="py-lineno"> 535</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">num_frames</tt> <tt class="py-op">==</tt> <tt class="py-name">None</tt><tt class="py-op">:</tt> </tt>
<a name="L536"></a><tt class="py-lineno"> 536</tt> <tt class="py-line"> <tt class="py-comment"># determine how many frames to read</tt> </tt>
<a name="L537"></a><tt class="py-lineno"> 537</tt> <tt class="py-line"><tt class="py-comment"></tt> <tt class="py-name">width</tt> <tt class="py-op">=</tt> <tt id="link-115" class="py-name"><a title="pyaudio.PyAudio.get_sample_size
pyaudio.get_sample_size" class="py-name" href="#" onclick="return doclink('link-115', 'get_sample_size', 'link-103');">get_sample_size</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_format</tt><tt class="py-op">)</tt> </tt>
<a name="L538"></a><tt class="py-lineno"> 538</tt> <tt class="py-line"> <tt class="py-name">num_frames</tt> <tt class="py-op">=</tt> <tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">frames</tt><tt class="py-op">)</tt> <tt class="py-op">/</tt> <tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_channels</tt> <tt class="py-op">*</tt> <tt class="py-name">width</tt><tt class="py-op">)</tt> </tt>
<a name="L539"></a><tt class="py-lineno"> 539</tt> <tt class="py-line"> <tt class="py-comment">#print len(frames), self._channels, self._width, num_frames</tt> </tt>
<a name="L540"></a><tt class="py-lineno"> 540</tt> <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="L541"></a><tt class="py-lineno"> 541</tt> <tt class="py-line"> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt class="py-name">write_stream</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_stream</tt><tt class="py-op">,</tt> <tt class="py-name">frames</tt><tt class="py-op">,</tt> <tt class="py-name">num_frames</tt><tt class="py-op">,</tt> </tt>
<a name="L542"></a><tt class="py-lineno"> 542</tt> <tt class="py-line"> <tt class="py-name">exception_on_underflow</tt><tt class="py-op">)</tt> </tt>
</div><a name="L543"></a><tt class="py-lineno"> 543</tt> <tt class="py-line"> </tt>
<a name="L544"></a><tt class="py-lineno"> 544</tt> <tt class="py-line"> </tt>
<a name="Stream.read"></a><div id="Stream.read-def"><a name="L545"></a><tt class="py-lineno"> 545</tt> <a class="py-toggle" href="#" id="Stream.read-toggle" onclick="return toggle('Stream.read');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.Stream-class.html#read">read</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">num_frames</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Stream.read-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="Stream.read-expanded"><a name="L546"></a><tt class="py-lineno"> 546</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L547"></a><tt class="py-lineno"> 547</tt> <tt class="py-line"><tt class="py-docstring"> Read samples from the stream.</tt> </tt>
<a name="L548"></a><tt class="py-lineno"> 548</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L549"></a><tt class="py-lineno"> 549</tt> <tt class="py-line"><tt class="py-docstring"> </tt> </tt>
<a name="L550"></a><tt class="py-lineno"> 550</tt> <tt class="py-line"><tt class="py-docstring"> :param `num_frames`:</tt> </tt>
<a name="L551"></a><tt class="py-lineno"> 551</tt> <tt class="py-line"><tt class="py-docstring"> The number of frames to read.</tt> </tt>
<a name="L552"></a><tt class="py-lineno"> 552</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L553"></a><tt class="py-lineno"> 553</tt> <tt class="py-line"><tt class="py-docstring"> :raises IOError: if stream is not an input stream</tt> </tt>
<a name="L554"></a><tt class="py-lineno"> 554</tt> <tt class="py-line"><tt class="py-docstring"> or if the read operation was unsuccessful.</tt> </tt>
<a name="L555"></a><tt class="py-lineno"> 555</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L556"></a><tt class="py-lineno"> 556</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: str</tt> </tt>
<a name="L557"></a><tt class="py-lineno"> 557</tt> <tt class="py-line"><tt class="py-docstring"> </tt> </tt>
<a name="L558"></a><tt class="py-lineno"> 558</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L559"></a><tt class="py-lineno"> 559</tt> <tt class="py-line"> </tt>
<a name="L560"></a><tt class="py-lineno"> 560</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_is_input</tt><tt class="py-op">:</tt> </tt>
<a name="L561"></a><tt class="py-lineno"> 561</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt class="py-name">IOError</tt><tt class="py-op">(</tt><tt class="py-string">"Not input stream"</tt><tt class="py-op">,</tt> </tt>
<a name="L562"></a><tt class="py-lineno"> 562</tt> <tt class="py-line"> <tt id="link-116" class="py-name"><a title="pyaudio.paCanNotReadFromAnOutputOnlyStream" class="py-name" href="#" onclick="return doclink('link-116', 'paCanNotReadFromAnOutputOnlyStream', 'link-96');">paCanNotReadFromAnOutputOnlyStream</a></tt><tt class="py-op">)</tt> </tt>
<a name="L563"></a><tt class="py-lineno"> 563</tt> <tt class="py-line"> </tt>
<a name="L564"></a><tt class="py-lineno"> 564</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt class="py-name">read_stream</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_stream</tt><tt class="py-op">,</tt> <tt class="py-name">num_frames</tt><tt class="py-op">)</tt> </tt>
</div><a name="L565"></a><tt class="py-lineno"> 565</tt> <tt class="py-line"> </tt>
<a name="Stream.get_read_available"></a><div id="Stream.get_read_available-def"><a name="L566"></a><tt class="py-lineno"> 566</tt> <a class="py-toggle" href="#" id="Stream.get_read_available-toggle" onclick="return toggle('Stream.get_read_available');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.Stream-class.html#get_read_available">get_read_available</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Stream.get_read_available-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="Stream.get_read_available-expanded"><a name="L567"></a><tt class="py-lineno"> 567</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L568"></a><tt class="py-lineno"> 568</tt> <tt class="py-line"><tt class="py-docstring"> Return the number of frames that can be read</tt> </tt>
<a name="L569"></a><tt class="py-lineno"> 569</tt> <tt class="py-line"><tt class="py-docstring"> without waiting.</tt> </tt>
<a name="L570"></a><tt class="py-lineno"> 570</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L571"></a><tt class="py-lineno"> 571</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: int</tt> </tt>
<a name="L572"></a><tt class="py-lineno"> 572</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L573"></a><tt class="py-lineno"> 573</tt> <tt class="py-line"> </tt>
<a name="L574"></a><tt class="py-lineno"> 574</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt class="py-name">get_stream_read_available</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_stream</tt><tt class="py-op">)</tt> </tt>
</div><a name="L575"></a><tt class="py-lineno"> 575</tt> <tt class="py-line"> </tt>
<a name="L576"></a><tt class="py-lineno"> 576</tt> <tt class="py-line"> </tt>
<a name="Stream.get_write_available"></a><div id="Stream.get_write_available-def"><a name="L577"></a><tt class="py-lineno"> 577</tt> <a class="py-toggle" href="#" id="Stream.get_write_available-toggle" onclick="return toggle('Stream.get_write_available');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.Stream-class.html#get_write_available">get_write_available</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="Stream.get_write_available-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="Stream.get_write_available-expanded"><a name="L578"></a><tt class="py-lineno"> 578</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L579"></a><tt class="py-lineno"> 579</tt> <tt class="py-line"><tt class="py-docstring"> Return the number of frames that can be written</tt> </tt>
<a name="L580"></a><tt class="py-lineno"> 580</tt> <tt class="py-line"><tt class="py-docstring"> without waiting.</tt> </tt>
<a name="L581"></a><tt class="py-lineno"> 581</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L582"></a><tt class="py-lineno"> 582</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: int</tt> </tt>
<a name="L583"></a><tt class="py-lineno"> 583</tt> <tt class="py-line"><tt class="py-docstring"> </tt> </tt>
<a name="L584"></a><tt class="py-lineno"> 584</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L585"></a><tt class="py-lineno"> 585</tt> <tt class="py-line"> </tt>
<a name="L586"></a><tt class="py-lineno"> 586</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt class="py-name">get_stream_write_available</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_stream</tt><tt class="py-op">)</tt> </tt>
</div></div><a name="L587"></a><tt class="py-lineno"> 587</tt> <tt class="py-line"> </tt>
<a name="L588"></a><tt class="py-lineno"> 588</tt> <tt class="py-line"> </tt>
<a name="L589"></a><tt class="py-lineno"> 589</tt> <tt class="py-line"> </tt>
<a name="L590"></a><tt class="py-lineno"> 590</tt> <tt class="py-line"><tt class="py-comment">############################################################</tt> </tt>
<a name="L591"></a><tt class="py-lineno"> 591</tt> <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># Main Export</tt> </tt>
<a name="L592"></a><tt class="py-lineno"> 592</tt> <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment">############################################################</tt> </tt>
<a name="L593"></a><tt class="py-lineno"> 593</tt> <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="PyAudio"></a><div id="PyAudio-def"><a name="L594"></a><tt class="py-lineno"> 594</tt> <a class="py-toggle" href="#" id="PyAudio-toggle" onclick="return toggle('PyAudio');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="pyaudio.PyAudio-class.html">PyAudio</a><tt class="py-op">:</tt> </tt>
</div><div id="PyAudio-collapsed" style="display:none;" pad="++++" indent="++++"></div><div id="PyAudio-expanded"><a name="L595"></a><tt class="py-lineno"> 595</tt> <tt class="py-line"> </tt>
<a name="L596"></a><tt class="py-lineno"> 596</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L597"></a><tt class="py-lineno"> 597</tt> <tt class="py-line"><tt class="py-docstring"> Python interface to PortAudio. Provides methods to:</tt> </tt>
<a name="L598"></a><tt class="py-lineno"> 598</tt> <tt class="py-line"><tt class="py-docstring"> - initialize and terminate PortAudio</tt> </tt>
<a name="L599"></a><tt class="py-lineno"> 599</tt> <tt class="py-line"><tt class="py-docstring"> - open and close streams</tt> </tt>
<a name="L600"></a><tt class="py-lineno"> 600</tt> <tt class="py-line"><tt class="py-docstring"> - query and inspect the available PortAudio Host APIs</tt> </tt>
<a name="L601"></a><tt class="py-lineno"> 601</tt> <tt class="py-line"><tt class="py-docstring"> - query and inspect the available PortAudio audio</tt> </tt>
<a name="L602"></a><tt class="py-lineno"> 602</tt> <tt class="py-line"><tt class="py-docstring"> devices</tt> </tt>
<a name="L603"></a><tt class="py-lineno"> 603</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L604"></a><tt class="py-lineno"> 604</tt> <tt class="py-line"><tt class="py-docstring"> Use this class to open and close streams.</tt> </tt>
<a name="L605"></a><tt class="py-lineno"> 605</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L606"></a><tt class="py-lineno"> 606</tt> <tt class="py-line"><tt class="py-docstring"> :group Stream Management:</tt> </tt>
<a name="L607"></a><tt class="py-lineno"> 607</tt> <tt class="py-line"><tt class="py-docstring"> open, close</tt> </tt>
<a name="L608"></a><tt class="py-lineno"> 608</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L609"></a><tt class="py-lineno"> 609</tt> <tt class="py-line"><tt class="py-docstring"> :group Host API:</tt> </tt>
<a name="L610"></a><tt class="py-lineno"> 610</tt> <tt class="py-line"><tt class="py-docstring"> get_host_api_count, get_default_host_api_info,</tt> </tt>
<a name="L611"></a><tt class="py-lineno"> 611</tt> <tt class="py-line"><tt class="py-docstring"> get_host_api_info_by_type, get_host_api_info_by_index,</tt> </tt>
<a name="L612"></a><tt class="py-lineno"> 612</tt> <tt class="py-line"><tt class="py-docstring"> get_device_info_by_host_api_device_index</tt> </tt>
<a name="L613"></a><tt class="py-lineno"> 613</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L614"></a><tt class="py-lineno"> 614</tt> <tt class="py-line"><tt class="py-docstring"> :group Device API:</tt> </tt>
<a name="L615"></a><tt class="py-lineno"> 615</tt> <tt class="py-line"><tt class="py-docstring"> get_device_count, is_format_supported,</tt> </tt>
<a name="L616"></a><tt class="py-lineno"> 616</tt> <tt class="py-line"><tt class="py-docstring"> get_default_input_device_info,</tt> </tt>
<a name="L617"></a><tt class="py-lineno"> 617</tt> <tt class="py-line"><tt class="py-docstring"> get_default_output_device_info,</tt> </tt>
<a name="L618"></a><tt class="py-lineno"> 618</tt> <tt class="py-line"><tt class="py-docstring"> get_device_info_by_index</tt> </tt>
<a name="L619"></a><tt class="py-lineno"> 619</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L620"></a><tt class="py-lineno"> 620</tt> <tt class="py-line"><tt class="py-docstring"> :group Stream Format Conversion:</tt> </tt>
<a name="L621"></a><tt class="py-lineno"> 621</tt> <tt class="py-line"><tt class="py-docstring"> get_sample_size, get_format_from_width</tt> </tt>
<a name="L622"></a><tt class="py-lineno"> 622</tt> <tt class="py-line"><tt class="py-docstring"> </tt> </tt>
<a name="L623"></a><tt class="py-lineno"> 623</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L624"></a><tt class="py-lineno"> 624</tt> <tt class="py-line"> </tt>
<a name="L625"></a><tt class="py-lineno"> 625</tt> <tt class="py-line"> <tt class="py-comment">############################################################</tt> </tt>
<a name="L626"></a><tt class="py-lineno"> 626</tt> <tt class="py-line"><tt class="py-comment"></tt> <tt class="py-comment"># Initialization and Termination</tt> </tt>
<a name="L627"></a><tt class="py-lineno"> 627</tt> <tt class="py-line"><tt class="py-comment"></tt> <tt class="py-comment">############################################################</tt> </tt>
<a name="L628"></a><tt class="py-lineno"> 628</tt> <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="PyAudio.__init__"></a><div id="PyAudio.__init__-def"><a name="L629"></a><tt class="py-lineno"> 629</tt> <a class="py-toggle" href="#" id="PyAudio.__init__-toggle" onclick="return toggle('PyAudio.__init__');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.PyAudio-class.html#__init__">__init__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PyAudio.__init__-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="PyAudio.__init__-expanded"><a name="L630"></a><tt class="py-lineno"> 630</tt> <tt class="py-line"> </tt>
<a name="L631"></a><tt class="py-lineno"> 631</tt> <tt class="py-line"> <tt class="py-docstring">""" Initialize PortAudio. """</tt> </tt>
<a name="L632"></a><tt class="py-lineno"> 632</tt> <tt class="py-line"> </tt>
<a name="L633"></a><tt class="py-lineno"> 633</tt> <tt class="py-line"> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt class="py-name">initialize</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L634"></a><tt class="py-lineno"> 634</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_streams</tt> <tt class="py-op">=</tt> <tt class="py-name">set</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
</div><a name="L635"></a><tt class="py-lineno"> 635</tt> <tt class="py-line"> </tt>
<a name="PyAudio.terminate"></a><div id="PyAudio.terminate-def"><a name="L636"></a><tt class="py-lineno"> 636</tt> <a class="py-toggle" href="#" id="PyAudio.terminate-toggle" onclick="return toggle('PyAudio.terminate');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.PyAudio-class.html#terminate">terminate</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PyAudio.terminate-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="PyAudio.terminate-expanded"><a name="L637"></a><tt class="py-lineno"> 637</tt> <tt class="py-line"> </tt>
<a name="L638"></a><tt class="py-lineno"> 638</tt> <tt class="py-line"> <tt class="py-docstring">""" Terminate PortAudio.</tt> </tt>
<a name="L639"></a><tt class="py-lineno"> 639</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L640"></a><tt class="py-lineno"> 640</tt> <tt class="py-line"><tt class="py-docstring"> :attention: Be sure to call this method for every</tt> </tt>
<a name="L641"></a><tt class="py-lineno"> 641</tt> <tt class="py-line"><tt class="py-docstring"> instance of this object to release PortAudio resources.</tt> </tt>
<a name="L642"></a><tt class="py-lineno"> 642</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L643"></a><tt class="py-lineno"> 643</tt> <tt class="py-line"> </tt>
<a name="L644"></a><tt class="py-lineno"> 644</tt> <tt class="py-line"> <tt class="py-keyword">for</tt> <tt class="py-name">stream</tt> <tt class="py-keyword">in</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_streams</tt><tt class="py-op">:</tt> </tt>
<a name="L645"></a><tt class="py-lineno"> 645</tt> <tt class="py-line"> <tt class="py-name">stream</tt><tt class="py-op">.</tt><tt id="link-117" class="py-name"><a title="pyaudio.PyAudio.close
pyaudio.Stream.close" class="py-name" href="#" onclick="return doclink('link-117', 'close', 'link-111');">close</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L646"></a><tt class="py-lineno"> 646</tt> <tt class="py-line"> </tt>
<a name="L647"></a><tt class="py-lineno"> 647</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_streams</tt> <tt class="py-op">=</tt> <tt class="py-name">set</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L648"></a><tt class="py-lineno"> 648</tt> <tt class="py-line"> </tt>
<a name="L649"></a><tt class="py-lineno"> 649</tt> <tt class="py-line"> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-118" class="py-name" targets="Method pyaudio.PyAudio.terminate()=pyaudio.PyAudio-class.html#terminate"><a title="pyaudio.PyAudio.terminate" class="py-name" href="#" onclick="return doclink('link-118', 'terminate', 'link-118');">terminate</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
</div><a name="L650"></a><tt class="py-lineno"> 650</tt> <tt class="py-line"> </tt>
<a name="L651"></a><tt class="py-lineno"> 651</tt> <tt class="py-line"> </tt>
<a name="L652"></a><tt class="py-lineno"> 652</tt> <tt class="py-line"> <tt class="py-comment">############################################################</tt> </tt>
<a name="L653"></a><tt class="py-lineno"> 653</tt> <tt class="py-line"><tt class="py-comment"></tt> <tt class="py-comment"># Stream Format</tt> </tt>
<a name="L654"></a><tt class="py-lineno"> 654</tt> <tt class="py-line"><tt class="py-comment"></tt> <tt class="py-comment">############################################################</tt> </tt>
<a name="L655"></a><tt class="py-lineno"> 655</tt> <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="PyAudio.get_sample_size"></a><div id="PyAudio.get_sample_size-def"><a name="L656"></a><tt class="py-lineno"> 656</tt> <a class="py-toggle" href="#" id="PyAudio.get_sample_size-toggle" onclick="return toggle('PyAudio.get_sample_size');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.PyAudio-class.html#get_sample_size">get_sample_size</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">format</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PyAudio.get_sample_size-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="PyAudio.get_sample_size-expanded"><a name="L657"></a><tt class="py-lineno"> 657</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L658"></a><tt class="py-lineno"> 658</tt> <tt class="py-line"><tt class="py-docstring"> Returns the size (in bytes) for the specified</tt> </tt>
<a name="L659"></a><tt class="py-lineno"> 659</tt> <tt class="py-line"><tt class="py-docstring"> sample `format` (a `PaSampleFormat` constant).</tt> </tt>
<a name="L660"></a><tt class="py-lineno"> 660</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L661"></a><tt class="py-lineno"> 661</tt> <tt class="py-line"><tt class="py-docstring"> </tt> </tt>
<a name="L662"></a><tt class="py-lineno"> 662</tt> <tt class="py-line"><tt class="py-docstring"> :param `format`: </tt> </tt>
<a name="L663"></a><tt class="py-lineno"> 663</tt> <tt class="py-line"><tt class="py-docstring"> Sample format constant (`PaSampleFormat`).</tt> </tt>
<a name="L664"></a><tt class="py-lineno"> 664</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L665"></a><tt class="py-lineno"> 665</tt> <tt class="py-line"><tt class="py-docstring"> :raises ValueError: Invalid specified `format`.</tt> </tt>
<a name="L666"></a><tt class="py-lineno"> 666</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L667"></a><tt class="py-lineno"> 667</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: int</tt> </tt>
<a name="L668"></a><tt class="py-lineno"> 668</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L669"></a><tt class="py-lineno"> 669</tt> <tt class="py-line"> </tt>
<a name="L670"></a><tt class="py-lineno"> 670</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-119" class="py-name"><a title="pyaudio.PyAudio.get_sample_size
pyaudio.get_sample_size" class="py-name" href="#" onclick="return doclink('link-119', 'get_sample_size', 'link-103');">get_sample_size</a></tt><tt class="py-op">(</tt><tt class="py-name">format</tt><tt class="py-op">)</tt> </tt>
</div><a name="L671"></a><tt class="py-lineno"> 671</tt> <tt class="py-line"> </tt>
<a name="L672"></a><tt class="py-lineno"> 672</tt> <tt class="py-line"> </tt>
<a name="PyAudio.get_format_from_width"></a><div id="PyAudio.get_format_from_width-def"><a name="L673"></a><tt class="py-lineno"> 673</tt> <a class="py-toggle" href="#" id="PyAudio.get_format_from_width-toggle" onclick="return toggle('PyAudio.get_format_from_width');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.PyAudio-class.html#get_format_from_width">get_format_from_width</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">width</tt><tt class="py-op">,</tt> <tt class="py-param">unsigned</tt> <tt class="py-op">=</tt> <tt class="py-name">True</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PyAudio.get_format_from_width-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="PyAudio.get_format_from_width-expanded"><a name="L674"></a><tt class="py-lineno"> 674</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L675"></a><tt class="py-lineno"> 675</tt> <tt class="py-line"><tt class="py-docstring"> Returns a PortAudio format constant for</tt> </tt>
<a name="L676"></a><tt class="py-lineno"> 676</tt> <tt class="py-line"><tt class="py-docstring"> the specified `width`.</tt> </tt>
<a name="L677"></a><tt class="py-lineno"> 677</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L678"></a><tt class="py-lineno"> 678</tt> <tt class="py-line"><tt class="py-docstring"> :param `width`: </tt> </tt>
<a name="L679"></a><tt class="py-lineno"> 679</tt> <tt class="py-line"><tt class="py-docstring"> The desired sample width in bytes (1, 2, 3, or 4)</tt> </tt>
<a name="L680"></a><tt class="py-lineno"> 680</tt> <tt class="py-line"><tt class="py-docstring"> :param `unsigned`:</tt> </tt>
<a name="L681"></a><tt class="py-lineno"> 681</tt> <tt class="py-line"><tt class="py-docstring"> For 1 byte width, specifies signed or unsigned format.</tt> </tt>
<a name="L682"></a><tt class="py-lineno"> 682</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L683"></a><tt class="py-lineno"> 683</tt> <tt class="py-line"><tt class="py-docstring"> :raises ValueError: for invalid `width`</tt> </tt>
<a name="L684"></a><tt class="py-lineno"> 684</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L685"></a><tt class="py-lineno"> 685</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: `PaSampleFormat`</tt> </tt>
<a name="L686"></a><tt class="py-lineno"> 686</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L687"></a><tt class="py-lineno"> 687</tt> <tt class="py-line"> </tt>
<a name="L688"></a><tt class="py-lineno"> 688</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">width</tt> <tt class="py-op">==</tt> <tt class="py-number">1</tt><tt class="py-op">:</tt> </tt>
<a name="L689"></a><tt class="py-lineno"> 689</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">unsigned</tt><tt class="py-op">:</tt> </tt>
<a name="L690"></a><tt class="py-lineno"> 690</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt id="link-120" class="py-name"><a title="pyaudio.paUInt8" class="py-name" href="#" onclick="return doclink('link-120', 'paUInt8', 'link-10');">paUInt8</a></tt> </tt>
<a name="L691"></a><tt class="py-lineno"> 691</tt> <tt class="py-line"> <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L692"></a><tt class="py-lineno"> 692</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt id="link-121" class="py-name"><a title="pyaudio.paInt8" class="py-name" href="#" onclick="return doclink('link-121', 'paInt8', 'link-8');">paInt8</a></tt> </tt>
<a name="L693"></a><tt class="py-lineno"> 693</tt> <tt class="py-line"> <tt class="py-keyword">elif</tt> <tt class="py-name">width</tt> <tt class="py-op">==</tt> <tt class="py-number">2</tt><tt class="py-op">:</tt> </tt>
<a name="L694"></a><tt class="py-lineno"> 694</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt id="link-122" class="py-name"><a title="pyaudio.paInt16" class="py-name" href="#" onclick="return doclink('link-122', 'paInt16', 'link-6');">paInt16</a></tt> </tt>
<a name="L695"></a><tt class="py-lineno"> 695</tt> <tt class="py-line"> <tt class="py-keyword">elif</tt> <tt class="py-name">width</tt> <tt class="py-op">==</tt> <tt class="py-number">3</tt><tt class="py-op">:</tt> </tt>
<a name="L696"></a><tt class="py-lineno"> 696</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt id="link-123" class="py-name"><a title="pyaudio.paInt24" class="py-name" href="#" onclick="return doclink('link-123', 'paInt24', 'link-4');">paInt24</a></tt> </tt>
<a name="L697"></a><tt class="py-lineno"> 697</tt> <tt class="py-line"> <tt class="py-keyword">elif</tt> <tt class="py-name">width</tt> <tt class="py-op">==</tt> <tt class="py-number">4</tt><tt class="py-op">:</tt> </tt>
<a name="L698"></a><tt class="py-lineno"> 698</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt id="link-124" class="py-name"><a title="pyaudio.paFloat32" class="py-name" href="#" onclick="return doclink('link-124', 'paFloat32', 'link-0');">paFloat32</a></tt> </tt>
<a name="L699"></a><tt class="py-lineno"> 699</tt> <tt class="py-line"> <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L700"></a><tt class="py-lineno"> 700</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">,</tt> <tt class="py-string">"Invalid width: %d"</tt> <tt class="py-op">%</tt> <tt class="py-name">width</tt> </tt>
</div><a name="L701"></a><tt class="py-lineno"> 701</tt> <tt class="py-line"> </tt>
<a name="L702"></a><tt class="py-lineno"> 702</tt> <tt class="py-line"> </tt>
<a name="L703"></a><tt class="py-lineno"> 703</tt> <tt class="py-line"> <tt class="py-comment">############################################################</tt> </tt>
<a name="L704"></a><tt class="py-lineno"> 704</tt> <tt class="py-line"><tt class="py-comment"></tt> <tt class="py-comment"># Stream Factory</tt> </tt>
<a name="L705"></a><tt class="py-lineno"> 705</tt> <tt class="py-line"><tt class="py-comment"></tt> <tt class="py-comment">############################################################</tt> </tt>
<a name="L706"></a><tt class="py-lineno"> 706</tt> <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="PyAudio.open"></a><div id="PyAudio.open-def"><a name="L707"></a><tt class="py-lineno"> 707</tt> <a class="py-toggle" href="#" id="PyAudio.open-toggle" onclick="return toggle('PyAudio.open');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.PyAudio-class.html#open">open</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-op">*</tt><tt class="py-param">args</tt><tt class="py-op">,</tt> <tt class="py-op">**</tt><tt class="py-param">kwargs</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PyAudio.open-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="PyAudio.open-expanded"><a name="L708"></a><tt class="py-lineno"> 708</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L709"></a><tt class="py-lineno"> 709</tt> <tt class="py-line"><tt class="py-docstring"> Open a new stream. See constructor for</tt> </tt>
<a name="L710"></a><tt class="py-lineno"> 710</tt> <tt class="py-line"><tt class="py-docstring"> `Stream.__init__` for parameter details.</tt> </tt>
<a name="L711"></a><tt class="py-lineno"> 711</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L712"></a><tt class="py-lineno"> 712</tt> <tt class="py-line"><tt class="py-docstring"> :returns: `Stream` """</tt> </tt>
<a name="L713"></a><tt class="py-lineno"> 713</tt> <tt class="py-line"> </tt>
<a name="L714"></a><tt class="py-lineno"> 714</tt> <tt class="py-line"> <tt class="py-name">stream</tt> <tt class="py-op">=</tt> <tt id="link-125" class="py-name" targets="Class pyaudio.Stream=pyaudio.Stream-class.html"><a title="pyaudio.Stream" class="py-name" href="#" onclick="return doclink('link-125', 'Stream', 'link-125');">Stream</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">,</tt> <tt class="py-op">*</tt><tt class="py-name">args</tt><tt class="py-op">,</tt> <tt class="py-op">**</tt><tt class="py-name">kwargs</tt><tt class="py-op">)</tt> </tt>
<a name="L715"></a><tt class="py-lineno"> 715</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_streams</tt><tt class="py-op">.</tt><tt class="py-name">add</tt><tt class="py-op">(</tt><tt class="py-name">stream</tt><tt class="py-op">)</tt> </tt>
<a name="L716"></a><tt class="py-lineno"> 716</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">stream</tt> </tt>
</div><a name="L717"></a><tt class="py-lineno"> 717</tt> <tt class="py-line"> </tt>
<a name="L718"></a><tt class="py-lineno"> 718</tt> <tt class="py-line"> </tt>
<a name="PyAudio.close"></a><div id="PyAudio.close-def"><a name="L719"></a><tt class="py-lineno"> 719</tt> <a class="py-toggle" href="#" id="PyAudio.close-toggle" onclick="return toggle('PyAudio.close');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.PyAudio-class.html#close">close</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">stream</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PyAudio.close-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="PyAudio.close-expanded"><a name="L720"></a><tt class="py-lineno"> 720</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L721"></a><tt class="py-lineno"> 721</tt> <tt class="py-line"><tt class="py-docstring"> Close a stream. Typically use `Stream.close` instead.</tt> </tt>
<a name="L722"></a><tt class="py-lineno"> 722</tt> <tt class="py-line"><tt class="py-docstring"> </tt> </tt>
<a name="L723"></a><tt class="py-lineno"> 723</tt> <tt class="py-line"><tt class="py-docstring"> :param `stream`:</tt> </tt>
<a name="L724"></a><tt class="py-lineno"> 724</tt> <tt class="py-line"><tt class="py-docstring"> An instance of the `Stream` object.</tt> </tt>
<a name="L725"></a><tt class="py-lineno"> 725</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L726"></a><tt class="py-lineno"> 726</tt> <tt class="py-line"><tt class="py-docstring"> :raises ValueError: if stream does not exist.</tt> </tt>
<a name="L727"></a><tt class="py-lineno"> 727</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L728"></a><tt class="py-lineno"> 728</tt> <tt class="py-line"> </tt>
<a name="L729"></a><tt class="py-lineno"> 729</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">stream</tt> <tt class="py-keyword">not</tt> <tt class="py-keyword">in</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_streams</tt><tt class="py-op">:</tt> </tt>
<a name="L730"></a><tt class="py-lineno"> 730</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">,</tt> <tt class="py-string">"Stream `%s' not found"</tt> <tt class="py-op">%</tt> <tt class="py-name">str</tt><tt class="py-op">(</tt><tt class="py-name">stream</tt><tt class="py-op">)</tt> </tt>
<a name="L731"></a><tt class="py-lineno"> 731</tt> <tt class="py-line"> </tt>
<a name="L732"></a><tt class="py-lineno"> 732</tt> <tt class="py-line"> <tt class="py-name">stream</tt><tt class="py-op">.</tt><tt id="link-126" class="py-name"><a title="pyaudio.PyAudio.close
pyaudio.Stream.close" class="py-name" href="#" onclick="return doclink('link-126', 'close', 'link-111');">close</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
</div><a name="L733"></a><tt class="py-lineno"> 733</tt> <tt class="py-line"> </tt>
<a name="L734"></a><tt class="py-lineno"> 734</tt> <tt class="py-line"> </tt>
<a name="PyAudio._remove_stream"></a><div id="PyAudio._remove_stream-def"><a name="L735"></a><tt class="py-lineno"> 735</tt> <a class="py-toggle" href="#" id="PyAudio._remove_stream-toggle" onclick="return toggle('PyAudio._remove_stream');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.PyAudio-class.html#_remove_stream">_remove_stream</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">stream</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PyAudio._remove_stream-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="PyAudio._remove_stream-expanded"><a name="L736"></a><tt class="py-lineno"> 736</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L737"></a><tt class="py-lineno"> 737</tt> <tt class="py-line"><tt class="py-docstring"> Internal method. Removes a stream. </tt> </tt>
<a name="L738"></a><tt class="py-lineno"> 738</tt> <tt class="py-line"><tt class="py-docstring"> </tt> </tt>
<a name="L739"></a><tt class="py-lineno"> 739</tt> <tt class="py-line"><tt class="py-docstring"> :param `stream`: </tt> </tt>
<a name="L740"></a><tt class="py-lineno"> 740</tt> <tt class="py-line"><tt class="py-docstring"> An instance of the `Stream` object.</tt> </tt>
<a name="L741"></a><tt class="py-lineno"> 741</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L742"></a><tt class="py-lineno"> 742</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L743"></a><tt class="py-lineno"> 743</tt> <tt class="py-line"> </tt>
<a name="L744"></a><tt class="py-lineno"> 744</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">stream</tt> <tt class="py-keyword">in</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_streams</tt><tt class="py-op">:</tt> </tt>
<a name="L745"></a><tt class="py-lineno"> 745</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_streams</tt><tt class="py-op">.</tt><tt class="py-name">remove</tt><tt class="py-op">(</tt><tt class="py-name">stream</tt><tt class="py-op">)</tt> </tt>
</div><a name="L746"></a><tt class="py-lineno"> 746</tt> <tt class="py-line"> </tt>
<a name="L747"></a><tt class="py-lineno"> 747</tt> <tt class="py-line"> </tt>
<a name="L748"></a><tt class="py-lineno"> 748</tt> <tt class="py-line"> <tt class="py-comment">############################################################</tt> </tt>
<a name="L749"></a><tt class="py-lineno"> 749</tt> <tt class="py-line"><tt class="py-comment"></tt> <tt class="py-comment"># Host API Inspection</tt> </tt>
<a name="L750"></a><tt class="py-lineno"> 750</tt> <tt class="py-line"><tt class="py-comment"></tt> <tt class="py-comment">############################################################</tt> </tt>
<a name="L751"></a><tt class="py-lineno"> 751</tt> <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="PyAudio.get_host_api_count"></a><div id="PyAudio.get_host_api_count-def"><a name="L752"></a><tt class="py-lineno"> 752</tt> <a class="py-toggle" href="#" id="PyAudio.get_host_api_count-toggle" onclick="return toggle('PyAudio.get_host_api_count');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.PyAudio-class.html#get_host_api_count">get_host_api_count</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PyAudio.get_host_api_count-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="PyAudio.get_host_api_count-expanded"><a name="L753"></a><tt class="py-lineno"> 753</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L754"></a><tt class="py-lineno"> 754</tt> <tt class="py-line"><tt class="py-docstring"> Return the number of PortAudio Host APIs.</tt> </tt>
<a name="L755"></a><tt class="py-lineno"> 755</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L756"></a><tt class="py-lineno"> 756</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: int</tt> </tt>
<a name="L757"></a><tt class="py-lineno"> 757</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L758"></a><tt class="py-lineno"> 758</tt> <tt class="py-line"> </tt>
<a name="L759"></a><tt class="py-lineno"> 759</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-127" class="py-name" targets="Method pyaudio.PyAudio.get_host_api_count()=pyaudio.PyAudio-class.html#get_host_api_count"><a title="pyaudio.PyAudio.get_host_api_count" class="py-name" href="#" onclick="return doclink('link-127', 'get_host_api_count', 'link-127');">get_host_api_count</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
</div><a name="L760"></a><tt class="py-lineno"> 760</tt> <tt class="py-line"> </tt>
<a name="PyAudio.get_default_host_api_info"></a><div id="PyAudio.get_default_host_api_info-def"><a name="L761"></a><tt class="py-lineno"> 761</tt> <a class="py-toggle" href="#" id="PyAudio.get_default_host_api_info-toggle" onclick="return toggle('PyAudio.get_default_host_api_info');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.PyAudio-class.html#get_default_host_api_info">get_default_host_api_info</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PyAudio.get_default_host_api_info-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="PyAudio.get_default_host_api_info-expanded"><a name="L762"></a><tt class="py-lineno"> 762</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L763"></a><tt class="py-lineno"> 763</tt> <tt class="py-line"><tt class="py-docstring"> Return a dictionary containing the default Host API</tt> </tt>
<a name="L764"></a><tt class="py-lineno"> 764</tt> <tt class="py-line"><tt class="py-docstring"> parameters. The keys of the dictionary mirror the data fields</tt> </tt>
<a name="L765"></a><tt class="py-lineno"> 765</tt> <tt class="py-line"><tt class="py-docstring"> of PortAudio's ``PaHostApiInfo`` structure.</tt> </tt>
<a name="L766"></a><tt class="py-lineno"> 766</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L767"></a><tt class="py-lineno"> 767</tt> <tt class="py-line"><tt class="py-docstring"> :raises IOError: if no default input device available</tt> </tt>
<a name="L768"></a><tt class="py-lineno"> 768</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: dict</tt> </tt>
<a name="L769"></a><tt class="py-lineno"> 769</tt> <tt class="py-line"><tt class="py-docstring"> </tt> </tt>
<a name="L770"></a><tt class="py-lineno"> 770</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L771"></a><tt class="py-lineno"> 771</tt> <tt class="py-line"> </tt>
<a name="L772"></a><tt class="py-lineno"> 772</tt> <tt class="py-line"> <tt class="py-name">defaultHostApiIndex</tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt class="py-name">get_default_host_api</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L773"></a><tt class="py-lineno"> 773</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-128" class="py-name" targets="Method pyaudio.PyAudio.get_host_api_info_by_index()=pyaudio.PyAudio-class.html#get_host_api_info_by_index"><a title="pyaudio.PyAudio.get_host_api_info_by_index" class="py-name" href="#" onclick="return doclink('link-128', 'get_host_api_info_by_index', 'link-128');">get_host_api_info_by_index</a></tt><tt class="py-op">(</tt><tt class="py-name">defaultHostApiIndex</tt><tt class="py-op">)</tt> </tt>
</div><a name="L774"></a><tt class="py-lineno"> 774</tt> <tt class="py-line"> </tt>
<a name="L775"></a><tt class="py-lineno"> 775</tt> <tt class="py-line"> </tt>
<a name="PyAudio.get_host_api_info_by_type"></a><div id="PyAudio.get_host_api_info_by_type-def"><a name="L776"></a><tt class="py-lineno"> 776</tt> <a class="py-toggle" href="#" id="PyAudio.get_host_api_info_by_type-toggle" onclick="return toggle('PyAudio.get_host_api_info_by_type');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.PyAudio-class.html#get_host_api_info_by_type">get_host_api_info_by_type</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">host_api_type</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PyAudio.get_host_api_info_by_type-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="PyAudio.get_host_api_info_by_type-expanded"><a name="L777"></a><tt class="py-lineno"> 777</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L778"></a><tt class="py-lineno"> 778</tt> <tt class="py-line"><tt class="py-docstring"> Return a dictionary containing the Host API parameters for the</tt> </tt>
<a name="L779"></a><tt class="py-lineno"> 779</tt> <tt class="py-line"><tt class="py-docstring"> host API specified by the `host_api_type`. The keys of the</tt> </tt>
<a name="L780"></a><tt class="py-lineno"> 780</tt> <tt class="py-line"><tt class="py-docstring"> dictionary mirror the data fields of PortAudio's ``PaHostApiInfo``</tt> </tt>
<a name="L781"></a><tt class="py-lineno"> 781</tt> <tt class="py-line"><tt class="py-docstring"> structure.</tt> </tt>
<a name="L782"></a><tt class="py-lineno"> 782</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L783"></a><tt class="py-lineno"> 783</tt> <tt class="py-line"><tt class="py-docstring"> </tt> </tt>
<a name="L784"></a><tt class="py-lineno"> 784</tt> <tt class="py-line"><tt class="py-docstring"> :param `host_api_type`: </tt> </tt>
<a name="L785"></a><tt class="py-lineno"> 785</tt> <tt class="py-line"><tt class="py-docstring"> The desired Host API (`PaHostApiTypeId` constant).</tt> </tt>
<a name="L786"></a><tt class="py-lineno"> 786</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L787"></a><tt class="py-lineno"> 787</tt> <tt class="py-line"><tt class="py-docstring"> :raises IOError: for invalid `host_api_type`</tt> </tt>
<a name="L788"></a><tt class="py-lineno"> 788</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: dict </tt> </tt>
<a name="L789"></a><tt class="py-lineno"> 789</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L790"></a><tt class="py-lineno"> 790</tt> <tt class="py-line"> </tt>
<a name="L791"></a><tt class="py-lineno"> 791</tt> <tt class="py-line"> <tt class="py-name">index</tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt class="py-name">host_api_type_id_to_host_api_index</tt><tt class="py-op">(</tt><tt class="py-name">host_api_type</tt><tt class="py-op">)</tt> </tt>
<a name="L792"></a><tt class="py-lineno"> 792</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-129" class="py-name"><a title="pyaudio.PyAudio.get_host_api_info_by_index" class="py-name" href="#" onclick="return doclink('link-129', 'get_host_api_info_by_index', 'link-128');">get_host_api_info_by_index</a></tt><tt class="py-op">(</tt><tt class="py-name">index</tt><tt class="py-op">)</tt> </tt>
</div><a name="L793"></a><tt class="py-lineno"> 793</tt> <tt class="py-line"> </tt>
<a name="L794"></a><tt class="py-lineno"> 794</tt> <tt class="py-line"> </tt>
<a name="PyAudio.get_host_api_info_by_index"></a><div id="PyAudio.get_host_api_info_by_index-def"><a name="L795"></a><tt class="py-lineno"> 795</tt> <a class="py-toggle" href="#" id="PyAudio.get_host_api_info_by_index-toggle" onclick="return toggle('PyAudio.get_host_api_info_by_index');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.PyAudio-class.html#get_host_api_info_by_index">get_host_api_info_by_index</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">host_api_index</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PyAudio.get_host_api_info_by_index-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="PyAudio.get_host_api_info_by_index-expanded"><a name="L796"></a><tt class="py-lineno"> 796</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L797"></a><tt class="py-lineno"> 797</tt> <tt class="py-line"><tt class="py-docstring"> Return a dictionary containing the Host API parameters for the</tt> </tt>
<a name="L798"></a><tt class="py-lineno"> 798</tt> <tt class="py-line"><tt class="py-docstring"> host API specified by the `host_api_index`. The keys of the</tt> </tt>
<a name="L799"></a><tt class="py-lineno"> 799</tt> <tt class="py-line"><tt class="py-docstring"> dictionary mirror the data fields of PortAudio's ``PaHostApiInfo``</tt> </tt>
<a name="L800"></a><tt class="py-lineno"> 800</tt> <tt class="py-line"><tt class="py-docstring"> structure.</tt> </tt>
<a name="L801"></a><tt class="py-lineno"> 801</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L802"></a><tt class="py-lineno"> 802</tt> <tt class="py-line"><tt class="py-docstring"> :param `host_api_index`: The host api index.</tt> </tt>
<a name="L803"></a><tt class="py-lineno"> 803</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L804"></a><tt class="py-lineno"> 804</tt> <tt class="py-line"><tt class="py-docstring"> :raises IOError: for invalid `host_api_index`</tt> </tt>
<a name="L805"></a><tt class="py-lineno"> 805</tt> <tt class="py-line"><tt class="py-docstring"> </tt> </tt>
<a name="L806"></a><tt class="py-lineno"> 806</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: dict </tt> </tt>
<a name="L807"></a><tt class="py-lineno"> 807</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L808"></a><tt class="py-lineno"> 808</tt> <tt class="py-line"> </tt>
<a name="L809"></a><tt class="py-lineno"> 809</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_make_host_api_dictionary</tt><tt class="py-op">(</tt> </tt>
<a name="L810"></a><tt class="py-lineno"> 810</tt> <tt class="py-line"> <tt class="py-name">host_api_index</tt><tt class="py-op">,</tt> </tt>
<a name="L811"></a><tt class="py-lineno"> 811</tt> <tt class="py-line"> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt class="py-name">get_host_api_info</tt><tt class="py-op">(</tt><tt class="py-name">host_api_index</tt><tt class="py-op">)</tt> </tt>
<a name="L812"></a><tt class="py-lineno"> 812</tt> <tt class="py-line"> <tt class="py-op">)</tt> </tt>
</div><a name="L813"></a><tt class="py-lineno"> 813</tt> <tt class="py-line"> </tt>
<a name="PyAudio.get_device_info_by_host_api_device_index"></a><div id="PyAudio.get_device_info_by_host_api_device_index-def"><a name="L814"></a><tt class="py-lineno"> 814</tt> <a class="py-toggle" href="#" id="PyAudio.get_device_info_by_host_api_device_index-toggle" onclick="return toggle('PyAudio.get_device_info_by_host_api_device_index');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.PyAudio-class.html#get_device_info_by_host_api_device_index">get_device_info_by_host_api_device_index</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> </tt>
<a name="L815"></a><tt class="py-lineno"> 815</tt> <tt class="py-line"> <tt class="py-param">host_api_index</tt><tt class="py-op">,</tt> </tt>
<a name="L816"></a><tt class="py-lineno"> 816</tt> <tt class="py-line"> <tt class="py-param">host_api_device_index</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PyAudio.get_device_info_by_host_api_device_index-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="PyAudio.get_device_info_by_host_api_device_index-expanded"><a name="L817"></a><tt class="py-lineno"> 817</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L818"></a><tt class="py-lineno"> 818</tt> <tt class="py-line"><tt class="py-docstring"> Return a dictionary containing the Device parameters for a</tt> </tt>
<a name="L819"></a><tt class="py-lineno"> 819</tt> <tt class="py-line"><tt class="py-docstring"> given Host API's n'th device. The keys of the dictionary</tt> </tt>
<a name="L820"></a><tt class="py-lineno"> 820</tt> <tt class="py-line"><tt class="py-docstring"> mirror the data fields of PortAudio's ``PaDeviceInfo`` structure.</tt> </tt>
<a name="L821"></a><tt class="py-lineno"> 821</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L822"></a><tt class="py-lineno"> 822</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L823"></a><tt class="py-lineno"> 823</tt> <tt class="py-line"><tt class="py-docstring"> :param `host_api_index`:</tt> </tt>
<a name="L824"></a><tt class="py-lineno"> 824</tt> <tt class="py-line"><tt class="py-docstring"> The Host API index number.</tt> </tt>
<a name="L825"></a><tt class="py-lineno"> 825</tt> <tt class="py-line"><tt class="py-docstring"> :param `host_api_device_index`:</tt> </tt>
<a name="L826"></a><tt class="py-lineno"> 826</tt> <tt class="py-line"><tt class="py-docstring"> The *n* 'th device of the host API.</tt> </tt>
<a name="L827"></a><tt class="py-lineno"> 827</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L828"></a><tt class="py-lineno"> 828</tt> <tt class="py-line"><tt class="py-docstring"> :raises IOError: for invalid indices</tt> </tt>
<a name="L829"></a><tt class="py-lineno"> 829</tt> <tt class="py-line"><tt class="py-docstring"> </tt> </tt>
<a name="L830"></a><tt class="py-lineno"> 830</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: dict</tt> </tt>
<a name="L831"></a><tt class="py-lineno"> 831</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L832"></a><tt class="py-lineno"> 832</tt> <tt class="py-line"> </tt>
<a name="L833"></a><tt class="py-lineno"> 833</tt> <tt class="py-line"> <tt class="py-name">long_method_name</tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt class="py-name">host_api_device_index_to_device_index</tt> </tt>
<a name="L834"></a><tt class="py-lineno"> 834</tt> <tt class="py-line"> <tt class="py-name">device_index</tt> <tt class="py-op">=</tt> <tt class="py-name">long_method_name</tt><tt class="py-op">(</tt><tt class="py-name">host_api_index</tt><tt class="py-op">,</tt> </tt>
<a name="L835"></a><tt class="py-lineno"> 835</tt> <tt class="py-line"> <tt class="py-name">host_api_device_index</tt><tt class="py-op">)</tt> </tt>
<a name="L836"></a><tt class="py-lineno"> 836</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-130" class="py-name" targets="Method pyaudio.PyAudio.get_device_info_by_index()=pyaudio.PyAudio-class.html#get_device_info_by_index"><a title="pyaudio.PyAudio.get_device_info_by_index" class="py-name" href="#" onclick="return doclink('link-130', 'get_device_info_by_index', 'link-130');">get_device_info_by_index</a></tt><tt class="py-op">(</tt><tt class="py-name">device_index</tt><tt class="py-op">)</tt> </tt>
</div><a name="L837"></a><tt class="py-lineno"> 837</tt> <tt class="py-line"> </tt>
<a name="L838"></a><tt class="py-lineno"> 838</tt> <tt class="py-line"> </tt>
<a name="PyAudio._make_host_api_dictionary"></a><div id="PyAudio._make_host_api_dictionary-def"><a name="L839"></a><tt class="py-lineno"> 839</tt> <a class="py-toggle" href="#" id="PyAudio._make_host_api_dictionary-toggle" onclick="return toggle('PyAudio._make_host_api_dictionary');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.PyAudio-class.html#_make_host_api_dictionary">_make_host_api_dictionary</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">index</tt><tt class="py-op">,</tt> <tt class="py-param">host_api_struct</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PyAudio._make_host_api_dictionary-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="PyAudio._make_host_api_dictionary-expanded"><a name="L840"></a><tt class="py-lineno"> 840</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L841"></a><tt class="py-lineno"> 841</tt> <tt class="py-line"><tt class="py-docstring"> Internal method to create Host API dictionary</tt> </tt>
<a name="L842"></a><tt class="py-lineno"> 842</tt> <tt class="py-line"><tt class="py-docstring"> that mirrors PortAudio's ``PaHostApiInfo`` structure.</tt> </tt>
<a name="L843"></a><tt class="py-lineno"> 843</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L844"></a><tt class="py-lineno"> 844</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: dict</tt> </tt>
<a name="L845"></a><tt class="py-lineno"> 845</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L846"></a><tt class="py-lineno"> 846</tt> <tt class="py-line"> </tt>
<a name="L847"></a><tt class="py-lineno"> 847</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-op">{</tt><tt class="py-string">'index'</tt> <tt class="py-op">:</tt> <tt class="py-name">index</tt><tt class="py-op">,</tt> </tt>
<a name="L848"></a><tt class="py-lineno"> 848</tt> <tt class="py-line"> <tt class="py-string">'structVersion'</tt> <tt class="py-op">:</tt> <tt class="py-name">host_api_struct</tt><tt class="py-op">.</tt><tt class="py-name">structVersion</tt><tt class="py-op">,</tt> </tt>
<a name="L849"></a><tt class="py-lineno"> 849</tt> <tt class="py-line"> <tt class="py-string">'type'</tt> <tt class="py-op">:</tt> <tt class="py-name">host_api_struct</tt><tt class="py-op">.</tt><tt class="py-name">type</tt><tt class="py-op">,</tt> </tt>
<a name="L850"></a><tt class="py-lineno"> 850</tt> <tt class="py-line"> <tt class="py-string">'name'</tt> <tt class="py-op">:</tt> <tt class="py-name">host_api_struct</tt><tt class="py-op">.</tt><tt class="py-name">name</tt><tt class="py-op">,</tt> </tt>
<a name="L851"></a><tt class="py-lineno"> 851</tt> <tt class="py-line"> <tt class="py-string">'deviceCount'</tt> <tt class="py-op">:</tt> <tt class="py-name">host_api_struct</tt><tt class="py-op">.</tt><tt class="py-name">deviceCount</tt><tt class="py-op">,</tt> </tt>
<a name="L852"></a><tt class="py-lineno"> 852</tt> <tt class="py-line"> <tt class="py-string">'defaultInputDevice'</tt> <tt class="py-op">:</tt> <tt class="py-name">host_api_struct</tt><tt class="py-op">.</tt><tt class="py-name">defaultInputDevice</tt><tt class="py-op">,</tt> </tt>
<a name="L853"></a><tt class="py-lineno"> 853</tt> <tt class="py-line"> <tt class="py-string">'defaultOutputDevice'</tt> <tt class="py-op">:</tt> <tt class="py-name">host_api_struct</tt><tt class="py-op">.</tt><tt class="py-name">defaultOutputDevice</tt><tt class="py-op">}</tt> </tt>
</div><a name="L854"></a><tt class="py-lineno"> 854</tt> <tt class="py-line"> </tt>
<a name="L855"></a><tt class="py-lineno"> 855</tt> <tt class="py-line"> <tt class="py-comment">############################################################</tt> </tt>
<a name="L856"></a><tt class="py-lineno"> 856</tt> <tt class="py-line"><tt class="py-comment"></tt> <tt class="py-comment"># Device Inspection</tt> </tt>
<a name="L857"></a><tt class="py-lineno"> 857</tt> <tt class="py-line"><tt class="py-comment"></tt> <tt class="py-comment">############################################################</tt> </tt>
<a name="L858"></a><tt class="py-lineno"> 858</tt> <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="PyAudio.get_device_count"></a><div id="PyAudio.get_device_count-def"><a name="L859"></a><tt class="py-lineno"> 859</tt> <a class="py-toggle" href="#" id="PyAudio.get_device_count-toggle" onclick="return toggle('PyAudio.get_device_count');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.PyAudio-class.html#get_device_count">get_device_count</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PyAudio.get_device_count-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="PyAudio.get_device_count-expanded"><a name="L860"></a><tt class="py-lineno"> 860</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L861"></a><tt class="py-lineno"> 861</tt> <tt class="py-line"><tt class="py-docstring"> Return the number of PortAudio Host APIs.</tt> </tt>
<a name="L862"></a><tt class="py-lineno"> 862</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L863"></a><tt class="py-lineno"> 863</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: int</tt> </tt>
<a name="L864"></a><tt class="py-lineno"> 864</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L865"></a><tt class="py-lineno"> 865</tt> <tt class="py-line"> </tt>
<a name="L866"></a><tt class="py-lineno"> 866</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-131" class="py-name" targets="Method pyaudio.PyAudio.get_device_count()=pyaudio.PyAudio-class.html#get_device_count"><a title="pyaudio.PyAudio.get_device_count" class="py-name" href="#" onclick="return doclink('link-131', 'get_device_count', 'link-131');">get_device_count</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
</div><a name="L867"></a><tt class="py-lineno"> 867</tt> <tt class="py-line"> </tt>
<a name="PyAudio.is_format_supported"></a><div id="PyAudio.is_format_supported-def"><a name="L868"></a><tt class="py-lineno"> 868</tt> <a class="py-toggle" href="#" id="PyAudio.is_format_supported-toggle" onclick="return toggle('PyAudio.is_format_supported');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.PyAudio-class.html#is_format_supported">is_format_supported</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">rate</tt><tt class="py-op">,</tt> </tt>
<a name="L869"></a><tt class="py-lineno"> 869</tt> <tt class="py-line"> <tt class="py-param">input_device</tt> <tt class="py-op">=</tt> <tt class="py-name">None</tt><tt class="py-op">,</tt> </tt>
<a name="L870"></a><tt class="py-lineno"> 870</tt> <tt class="py-line"> <tt class="py-param">input_channels</tt> <tt class="py-op">=</tt> <tt class="py-name">None</tt><tt class="py-op">,</tt> </tt>
<a name="L871"></a><tt class="py-lineno"> 871</tt> <tt class="py-line"> <tt class="py-param">input_format</tt> <tt class="py-op">=</tt> <tt class="py-name">None</tt><tt class="py-op">,</tt> </tt>
<a name="L872"></a><tt class="py-lineno"> 872</tt> <tt class="py-line"> <tt class="py-param">output_device</tt> <tt class="py-op">=</tt> <tt class="py-name">None</tt><tt class="py-op">,</tt> </tt>
<a name="L873"></a><tt class="py-lineno"> 873</tt> <tt class="py-line"> <tt class="py-param">output_channels</tt> <tt class="py-op">=</tt> <tt class="py-name">None</tt><tt class="py-op">,</tt> </tt>
<a name="L874"></a><tt class="py-lineno"> 874</tt> <tt class="py-line"> <tt class="py-param">output_format</tt> <tt class="py-op">=</tt> <tt class="py-name">None</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PyAudio.is_format_supported-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="PyAudio.is_format_supported-expanded"><a name="L875"></a><tt class="py-lineno"> 875</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L876"></a><tt class="py-lineno"> 876</tt> <tt class="py-line"><tt class="py-docstring"> Check to see if specified device configuration</tt> </tt>
<a name="L877"></a><tt class="py-lineno"> 877</tt> <tt class="py-line"><tt class="py-docstring"> is supported. Returns True if the configuration</tt> </tt>
<a name="L878"></a><tt class="py-lineno"> 878</tt> <tt class="py-line"><tt class="py-docstring"> is supported; throws a ValueError exception otherwise.</tt> </tt>
<a name="L879"></a><tt class="py-lineno"> 879</tt> <tt class="py-line"><tt class="py-docstring"> </tt> </tt>
<a name="L880"></a><tt class="py-lineno"> 880</tt> <tt class="py-line"><tt class="py-docstring"> :param `rate`:</tt> </tt>
<a name="L881"></a><tt class="py-lineno"> 881</tt> <tt class="py-line"><tt class="py-docstring"> Specifies the desired rate (in Hz)</tt> </tt>
<a name="L882"></a><tt class="py-lineno"> 882</tt> <tt class="py-line"><tt class="py-docstring"> :param `input_device`:</tt> </tt>
<a name="L883"></a><tt class="py-lineno"> 883</tt> <tt class="py-line"><tt class="py-docstring"> The input device index. Specify `None` (default) for</tt> </tt>
<a name="L884"></a><tt class="py-lineno"> 884</tt> <tt class="py-line"><tt class="py-docstring"> half-duplex output-only streams.</tt> </tt>
<a name="L885"></a><tt class="py-lineno"> 885</tt> <tt class="py-line"><tt class="py-docstring"> :param `input_channels`:</tt> </tt>
<a name="L886"></a><tt class="py-lineno"> 886</tt> <tt class="py-line"><tt class="py-docstring"> The desired number of input channels. Ignored if</tt> </tt>
<a name="L887"></a><tt class="py-lineno"> 887</tt> <tt class="py-line"><tt class="py-docstring"> `input_device` is not specified (or `None`).</tt> </tt>
<a name="L888"></a><tt class="py-lineno"> 888</tt> <tt class="py-line"><tt class="py-docstring"> :param `input_format`:</tt> </tt>
<a name="L889"></a><tt class="py-lineno"> 889</tt> <tt class="py-line"><tt class="py-docstring"> PortAudio sample format constant defined</tt> </tt>
<a name="L890"></a><tt class="py-lineno"> 890</tt> <tt class="py-line"><tt class="py-docstring"> in this module</tt> </tt>
<a name="L891"></a><tt class="py-lineno"> 891</tt> <tt class="py-line"><tt class="py-docstring"> :param `output_device`:</tt> </tt>
<a name="L892"></a><tt class="py-lineno"> 892</tt> <tt class="py-line"><tt class="py-docstring"> The output device index. Specify `None` (default) for</tt> </tt>
<a name="L893"></a><tt class="py-lineno"> 893</tt> <tt class="py-line"><tt class="py-docstring"> half-duplex input-only streams.</tt> </tt>
<a name="L894"></a><tt class="py-lineno"> 894</tt> <tt class="py-line"><tt class="py-docstring"> :param `output_channels`:</tt> </tt>
<a name="L895"></a><tt class="py-lineno"> 895</tt> <tt class="py-line"><tt class="py-docstring"> The desired number of output channels. Ignored if</tt> </tt>
<a name="L896"></a><tt class="py-lineno"> 896</tt> <tt class="py-line"><tt class="py-docstring"> `input_device` is not specified (or `None`).</tt> </tt>
<a name="L897"></a><tt class="py-lineno"> 897</tt> <tt class="py-line"><tt class="py-docstring"> :param `output_format`:</tt> </tt>
<a name="L898"></a><tt class="py-lineno"> 898</tt> <tt class="py-line"><tt class="py-docstring"> PortAudio sample format constant (`PaSampleFormat`). </tt> </tt>
<a name="L899"></a><tt class="py-lineno"> 899</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L900"></a><tt class="py-lineno"> 900</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: bool</tt> </tt>
<a name="L901"></a><tt class="py-lineno"> 901</tt> <tt class="py-line"><tt class="py-docstring"> :raises ValueError: tuple containing:</tt> </tt>
<a name="L902"></a><tt class="py-lineno"> 902</tt> <tt class="py-line"><tt class="py-docstring"> (error string, PortAudio error code `PaErrorCode`).</tt> </tt>
<a name="L903"></a><tt class="py-lineno"> 903</tt> <tt class="py-line"><tt class="py-docstring"> </tt> </tt>
<a name="L904"></a><tt class="py-lineno"> 904</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L905"></a><tt class="py-lineno"> 905</tt> <tt class="py-line"> </tt>
<a name="L906"></a><tt class="py-lineno"> 906</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">input_device</tt> <tt class="py-op">==</tt> <tt class="py-name">None</tt> <tt class="py-keyword">and</tt> <tt class="py-name">output_device</tt> <tt class="py-op">==</tt> <tt class="py-name">None</tt><tt class="py-op">:</tt> </tt>
<a name="L907"></a><tt class="py-lineno"> 907</tt> <tt class="py-line"> <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">(</tt><tt class="py-string">"must specify stream format for input, "</tt> <tt class="py-op">+</tt>\ </tt>
<a name="L908"></a><tt class="py-lineno"> 908</tt> <tt class="py-line"> <tt class="py-string">"output, or both"</tt><tt class="py-op">,</tt> <tt id="link-132" class="py-name"><a title="pyaudio.paInvalidDevice" class="py-name" href="#" onclick="return doclink('link-132', 'paInvalidDevice', 'link-54');">paInvalidDevice</a></tt><tt class="py-op">)</tt><tt class="py-op">;</tt> </tt>
<a name="L909"></a><tt class="py-lineno"> 909</tt> <tt class="py-line"> </tt>
<a name="L910"></a><tt class="py-lineno"> 910</tt> <tt class="py-line"> <tt class="py-name">kwargs</tt> <tt class="py-op">=</tt> <tt class="py-op">{</tt><tt class="py-op">}</tt> </tt>
<a name="L911"></a><tt class="py-lineno"> 911</tt> <tt class="py-line"> </tt>
<a name="L912"></a><tt class="py-lineno"> 912</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">input_device</tt> <tt class="py-op">!=</tt> <tt class="py-name">None</tt><tt class="py-op">:</tt> </tt>
<a name="L913"></a><tt class="py-lineno"> 913</tt> <tt class="py-line"> <tt class="py-name">kwargs</tt><tt class="py-op">[</tt><tt class="py-string">'input_device'</tt><tt class="py-op">]</tt> <tt class="py-op">=</tt> <tt class="py-name">input_device</tt> </tt>
<a name="L914"></a><tt class="py-lineno"> 914</tt> <tt class="py-line"> <tt class="py-name">kwargs</tt><tt class="py-op">[</tt><tt class="py-string">'input_channels'</tt><tt class="py-op">]</tt> <tt class="py-op">=</tt> <tt class="py-name">input_channels</tt> </tt>
<a name="L915"></a><tt class="py-lineno"> 915</tt> <tt class="py-line"> <tt class="py-name">kwargs</tt><tt class="py-op">[</tt><tt class="py-string">'input_format'</tt><tt class="py-op">]</tt> <tt class="py-op">=</tt> <tt class="py-name">input_format</tt> </tt>
<a name="L916"></a><tt class="py-lineno"> 916</tt> <tt class="py-line"> </tt>
<a name="L917"></a><tt class="py-lineno"> 917</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">output_device</tt> <tt class="py-op">!=</tt> <tt class="py-name">None</tt><tt class="py-op">:</tt> </tt>
<a name="L918"></a><tt class="py-lineno"> 918</tt> <tt class="py-line"> <tt class="py-name">kwargs</tt><tt class="py-op">[</tt><tt class="py-string">'output_device'</tt><tt class="py-op">]</tt> <tt class="py-op">=</tt> <tt class="py-name">output_device</tt> </tt>
<a name="L919"></a><tt class="py-lineno"> 919</tt> <tt class="py-line"> <tt class="py-name">kwargs</tt><tt class="py-op">[</tt><tt class="py-string">'output_channels'</tt><tt class="py-op">]</tt> <tt class="py-op">=</tt> <tt class="py-name">output_channels</tt> </tt>
<a name="L920"></a><tt class="py-lineno"> 920</tt> <tt class="py-line"> <tt class="py-name">kwargs</tt><tt class="py-op">[</tt><tt class="py-string">'output_format'</tt><tt class="py-op">]</tt> <tt class="py-op">=</tt> <tt class="py-name">output_format</tt> </tt>
<a name="L921"></a><tt class="py-lineno"> 921</tt> <tt class="py-line"> </tt>
<a name="L922"></a><tt class="py-lineno"> 922</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-133" class="py-name" targets="Method pyaudio.PyAudio.is_format_supported()=pyaudio.PyAudio-class.html#is_format_supported"><a title="pyaudio.PyAudio.is_format_supported" class="py-name" href="#" onclick="return doclink('link-133', 'is_format_supported', 'link-133');">is_format_supported</a></tt><tt class="py-op">(</tt><tt class="py-name">rate</tt><tt class="py-op">,</tt> <tt class="py-op">**</tt><tt class="py-name">kwargs</tt><tt class="py-op">)</tt> </tt>
</div><a name="L923"></a><tt class="py-lineno"> 923</tt> <tt class="py-line"> </tt>
<a name="L924"></a><tt class="py-lineno"> 924</tt> <tt class="py-line"> </tt>
<a name="PyAudio.get_default_input_device_info"></a><div id="PyAudio.get_default_input_device_info-def"><a name="L925"></a><tt class="py-lineno"> 925</tt> <a class="py-toggle" href="#" id="PyAudio.get_default_input_device_info-toggle" onclick="return toggle('PyAudio.get_default_input_device_info');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.PyAudio-class.html#get_default_input_device_info">get_default_input_device_info</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PyAudio.get_default_input_device_info-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="PyAudio.get_default_input_device_info-expanded"><a name="L926"></a><tt class="py-lineno"> 926</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L927"></a><tt class="py-lineno"> 927</tt> <tt class="py-line"><tt class="py-docstring"> Return the default input Device parameters as a</tt> </tt>
<a name="L928"></a><tt class="py-lineno"> 928</tt> <tt class="py-line"><tt class="py-docstring"> dictionary. The keys of the dictionary mirror the data fields</tt> </tt>
<a name="L929"></a><tt class="py-lineno"> 929</tt> <tt class="py-line"><tt class="py-docstring"> of PortAudio's ``PaDeviceInfo`` structure.</tt> </tt>
<a name="L930"></a><tt class="py-lineno"> 930</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L931"></a><tt class="py-lineno"> 931</tt> <tt class="py-line"><tt class="py-docstring"> :raises IOError: No default input device available.</tt> </tt>
<a name="L932"></a><tt class="py-lineno"> 932</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: dict </tt> </tt>
<a name="L933"></a><tt class="py-lineno"> 933</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L934"></a><tt class="py-lineno"> 934</tt> <tt class="py-line"> </tt>
<a name="L935"></a><tt class="py-lineno"> 935</tt> <tt class="py-line"> <tt class="py-name">device_index</tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt class="py-name">get_default_input_device</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L936"></a><tt class="py-lineno"> 936</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-134" class="py-name"><a title="pyaudio.PyAudio.get_device_info_by_index" class="py-name" href="#" onclick="return doclink('link-134', 'get_device_info_by_index', 'link-130');">get_device_info_by_index</a></tt><tt class="py-op">(</tt><tt class="py-name">device_index</tt><tt class="py-op">)</tt> </tt>
</div><a name="L937"></a><tt class="py-lineno"> 937</tt> <tt class="py-line"> </tt>
<a name="PyAudio.get_default_output_device_info"></a><div id="PyAudio.get_default_output_device_info-def"><a name="L938"></a><tt class="py-lineno"> 938</tt> <a class="py-toggle" href="#" id="PyAudio.get_default_output_device_info-toggle" onclick="return toggle('PyAudio.get_default_output_device_info');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.PyAudio-class.html#get_default_output_device_info">get_default_output_device_info</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PyAudio.get_default_output_device_info-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="PyAudio.get_default_output_device_info-expanded"><a name="L939"></a><tt class="py-lineno"> 939</tt> <tt class="py-line"> <tt class="py-docstring">""" </tt> </tt>
<a name="L940"></a><tt class="py-lineno"> 940</tt> <tt class="py-line"><tt class="py-docstring"> Return the default output Device parameters as a</tt> </tt>
<a name="L941"></a><tt class="py-lineno"> 941</tt> <tt class="py-line"><tt class="py-docstring"> dictionary. The keys of the dictionary mirror the data fields</tt> </tt>
<a name="L942"></a><tt class="py-lineno"> 942</tt> <tt class="py-line"><tt class="py-docstring"> of PortAudio's ``PaDeviceInfo`` structure.</tt> </tt>
<a name="L943"></a><tt class="py-lineno"> 943</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L944"></a><tt class="py-lineno"> 944</tt> <tt class="py-line"><tt class="py-docstring"> :raises IOError: No default output device available.</tt> </tt>
<a name="L945"></a><tt class="py-lineno"> 945</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: dict</tt> </tt>
<a name="L946"></a><tt class="py-lineno"> 946</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L947"></a><tt class="py-lineno"> 947</tt> <tt class="py-line"> </tt>
<a name="L948"></a><tt class="py-lineno"> 948</tt> <tt class="py-line"> <tt class="py-name">device_index</tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt class="py-name">get_default_output_device</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L949"></a><tt class="py-lineno"> 949</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-135" class="py-name"><a title="pyaudio.PyAudio.get_device_info_by_index" class="py-name" href="#" onclick="return doclink('link-135', 'get_device_info_by_index', 'link-130');">get_device_info_by_index</a></tt><tt class="py-op">(</tt><tt class="py-name">device_index</tt><tt class="py-op">)</tt> </tt>
</div><a name="L950"></a><tt class="py-lineno"> 950</tt> <tt class="py-line"> </tt>
<a name="L951"></a><tt class="py-lineno"> 951</tt> <tt class="py-line"> </tt>
<a name="PyAudio.get_device_info_by_index"></a><div id="PyAudio.get_device_info_by_index-def"><a name="L952"></a><tt class="py-lineno"> 952</tt> <a class="py-toggle" href="#" id="PyAudio.get_device_info_by_index-toggle" onclick="return toggle('PyAudio.get_device_info_by_index');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.PyAudio-class.html#get_device_info_by_index">get_device_info_by_index</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">device_index</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PyAudio.get_device_info_by_index-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="PyAudio.get_device_info_by_index-expanded"><a name="L953"></a><tt class="py-lineno"> 953</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L954"></a><tt class="py-lineno"> 954</tt> <tt class="py-line"><tt class="py-docstring"> Return the Device parameters for device specified in</tt> </tt>
<a name="L955"></a><tt class="py-lineno"> 955</tt> <tt class="py-line"><tt class="py-docstring"> `device_index` as a dictionary. The keys of the dictionary</tt> </tt>
<a name="L956"></a><tt class="py-lineno"> 956</tt> <tt class="py-line"><tt class="py-docstring"> mirror the data fields of PortAudio's ``PaDeviceInfo``</tt> </tt>
<a name="L957"></a><tt class="py-lineno"> 957</tt> <tt class="py-line"><tt class="py-docstring"> structure.</tt> </tt>
<a name="L958"></a><tt class="py-lineno"> 958</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L959"></a><tt class="py-lineno"> 959</tt> <tt class="py-line"><tt class="py-docstring"> :param `device_index`: The device index.</tt> </tt>
<a name="L960"></a><tt class="py-lineno"> 960</tt> <tt class="py-line"><tt class="py-docstring"> :raises IOError: Invalid `device_index`.</tt> </tt>
<a name="L961"></a><tt class="py-lineno"> 961</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: dict</tt> </tt>
<a name="L962"></a><tt class="py-lineno"> 962</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L963"></a><tt class="py-lineno"> 963</tt> <tt class="py-line"> </tt>
<a name="L964"></a><tt class="py-lineno"> 964</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_make_device_info_dictionary</tt><tt class="py-op">(</tt> </tt>
<a name="L965"></a><tt class="py-lineno"> 965</tt> <tt class="py-line"> <tt class="py-name">device_index</tt><tt class="py-op">,</tt> </tt>
<a name="L966"></a><tt class="py-lineno"> 966</tt> <tt class="py-line"> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt class="py-name">get_device_info</tt><tt class="py-op">(</tt><tt class="py-name">device_index</tt><tt class="py-op">)</tt> </tt>
<a name="L967"></a><tt class="py-lineno"> 967</tt> <tt class="py-line"> <tt class="py-op">)</tt> </tt>
</div><a name="L968"></a><tt class="py-lineno"> 968</tt> <tt class="py-line"> </tt>
<a name="PyAudio._make_device_info_dictionary"></a><div id="PyAudio._make_device_info_dictionary-def"><a name="L969"></a><tt class="py-lineno"> 969</tt> <a class="py-toggle" href="#" id="PyAudio._make_device_info_dictionary-toggle" onclick="return toggle('PyAudio._make_device_info_dictionary');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.PyAudio-class.html#_make_device_info_dictionary">_make_device_info_dictionary</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">index</tt><tt class="py-op">,</tt> <tt class="py-param">device_info</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PyAudio._make_device_info_dictionary-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="PyAudio._make_device_info_dictionary-expanded"><a name="L970"></a><tt class="py-lineno"> 970</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L971"></a><tt class="py-lineno"> 971</tt> <tt class="py-line"><tt class="py-docstring"> Internal method to create Device Info dictionary</tt> </tt>
<a name="L972"></a><tt class="py-lineno"> 972</tt> <tt class="py-line"><tt class="py-docstring"> that mirrors PortAudio's ``PaDeviceInfo`` structure.</tt> </tt>
<a name="L973"></a><tt class="py-lineno"> 973</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L974"></a><tt class="py-lineno"> 974</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: dict</tt> </tt>
<a name="L975"></a><tt class="py-lineno"> 975</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L976"></a><tt class="py-lineno"> 976</tt> <tt class="py-line"> </tt>
<a name="L977"></a><tt class="py-lineno"> 977</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-op">{</tt><tt class="py-string">'index'</tt> <tt class="py-op">:</tt> <tt class="py-name">index</tt><tt class="py-op">,</tt> </tt>
<a name="L978"></a><tt class="py-lineno"> 978</tt> <tt class="py-line"> <tt class="py-string">'structVersion'</tt> <tt class="py-op">:</tt> <tt class="py-name">device_info</tt><tt class="py-op">.</tt><tt class="py-name">structVersion</tt><tt class="py-op">,</tt> </tt>
<a name="L979"></a><tt class="py-lineno"> 979</tt> <tt class="py-line"> <tt class="py-string">'name'</tt> <tt class="py-op">:</tt> <tt class="py-name">device_info</tt><tt class="py-op">.</tt><tt class="py-name">name</tt><tt class="py-op">,</tt> </tt>
<a name="L980"></a><tt class="py-lineno"> 980</tt> <tt class="py-line"> <tt class="py-string">'hostApi'</tt> <tt class="py-op">:</tt> <tt class="py-name">device_info</tt><tt class="py-op">.</tt><tt class="py-name">hostApi</tt><tt class="py-op">,</tt> </tt>
<a name="L981"></a><tt class="py-lineno"> 981</tt> <tt class="py-line"> <tt class="py-string">'maxInputChannels'</tt> <tt class="py-op">:</tt> <tt class="py-name">device_info</tt><tt class="py-op">.</tt><tt class="py-name">maxInputChannels</tt><tt class="py-op">,</tt> </tt>
<a name="L982"></a><tt class="py-lineno"> 982</tt> <tt class="py-line"> <tt class="py-string">'maxOutputChannels'</tt> <tt class="py-op">:</tt> <tt class="py-name">device_info</tt><tt class="py-op">.</tt><tt class="py-name">maxOutputChannels</tt><tt class="py-op">,</tt> </tt>
<a name="L983"></a><tt class="py-lineno"> 983</tt> <tt class="py-line"> <tt class="py-string">'defaultLowInputLatency'</tt> <tt class="py-op">:</tt> </tt>
<a name="L984"></a><tt class="py-lineno"> 984</tt> <tt class="py-line"> <tt class="py-name">device_info</tt><tt class="py-op">.</tt><tt class="py-name">defaultLowInputLatency</tt><tt class="py-op">,</tt> </tt>
<a name="L985"></a><tt class="py-lineno"> 985</tt> <tt class="py-line"> <tt class="py-string">'defaultLowOutputLatency'</tt> <tt class="py-op">:</tt> </tt>
<a name="L986"></a><tt class="py-lineno"> 986</tt> <tt class="py-line"> <tt class="py-name">device_info</tt><tt class="py-op">.</tt><tt class="py-name">defaultLowOutputLatency</tt><tt class="py-op">,</tt> </tt>
<a name="L987"></a><tt class="py-lineno"> 987</tt> <tt class="py-line"> <tt class="py-string">'defaultHighInputLatency'</tt> <tt class="py-op">:</tt> </tt>
<a name="L988"></a><tt class="py-lineno"> 988</tt> <tt class="py-line"> <tt class="py-name">device_info</tt><tt class="py-op">.</tt><tt class="py-name">defaultHighInputLatency</tt><tt class="py-op">,</tt> </tt>
<a name="L989"></a><tt class="py-lineno"> 989</tt> <tt class="py-line"> <tt class="py-string">'defaultHighOutputLatency'</tt> <tt class="py-op">:</tt> </tt>
<a name="L990"></a><tt class="py-lineno"> 990</tt> <tt class="py-line"> <tt class="py-name">device_info</tt><tt class="py-op">.</tt><tt class="py-name">defaultHighOutputLatency</tt><tt class="py-op">,</tt> </tt>
<a name="L991"></a><tt class="py-lineno"> 991</tt> <tt class="py-line"> <tt class="py-string">'defaultSampleRate'</tt> <tt class="py-op">:</tt> </tt>
<a name="L992"></a><tt class="py-lineno"> 992</tt> <tt class="py-line"> <tt class="py-name">device_info</tt><tt class="py-op">.</tt><tt class="py-name">defaultSampleRate</tt> </tt>
<a name="L993"></a><tt class="py-lineno"> 993</tt> <tt class="py-line"> <tt class="py-op">}</tt> </tt>
</div></div><a name="L994"></a><tt class="py-lineno"> 994</tt> <tt class="py-line"> </tt>
<a name="L995"></a><tt class="py-lineno"> 995</tt> <tt class="py-line"><tt class="py-comment">######################################################################</tt> </tt>
<a name="L996"></a><tt class="py-lineno"> 996</tt> <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment"># Host Specific Stream Info</tt> </tt>
<a name="L997"></a><tt class="py-lineno"> 997</tt> <tt class="py-line"><tt class="py-comment"></tt><tt class="py-comment">######################################################################</tt> </tt>
<a name="L998"></a><tt class="py-lineno"> 998</tt> <tt class="py-line"><tt class="py-comment"></tt> </tt>
<a name="L999"></a><tt class="py-lineno"> 999</tt> <tt class="py-line"><tt class="py-keyword">try</tt><tt class="py-op">:</tt> </tt>
<a name="L1000"></a><tt class="py-lineno">1000</tt> <tt class="py-line"> <tt id="link-136" class="py-name" targets="Variable pyaudio.paMacCoreStreamInfo=pyaudio-module.html#paMacCoreStreamInfo"><a title="pyaudio.paMacCoreStreamInfo" class="py-name" href="#" onclick="return doclink('link-136', 'paMacCoreStreamInfo', 'link-136');">paMacCoreStreamInfo</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-137" class="py-name"><a title="pyaudio.paMacCoreStreamInfo" class="py-name" href="#" onclick="return doclink('link-137', 'paMacCoreStreamInfo', 'link-136');">paMacCoreStreamInfo</a></tt> </tt>
<a name="L1001"></a><tt class="py-lineno">1001</tt> <tt class="py-line"><tt class="py-keyword">except</tt> <tt class="py-name">AttributeError</tt><tt class="py-op">:</tt> </tt>
<a name="L1002"></a><tt class="py-lineno">1002</tt> <tt class="py-line"> <tt class="py-keyword">pass</tt> </tt>
<a name="L1003"></a><tt class="py-lineno">1003</tt> <tt class="py-line"><tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="PaMacCoreStreamInfo"></a><div id="PaMacCoreStreamInfo-def"><a name="L1004"></a><tt class="py-lineno">1004</tt> <a class="py-toggle" href="#" id="PaMacCoreStreamInfo-toggle" onclick="return toggle('PaMacCoreStreamInfo');">-</a><tt class="py-line"> <tt class="py-keyword">class</tt> <a class="py-def-name" href="pyaudio.PaMacCoreStreamInfo-class.html">PaMacCoreStreamInfo</a><tt class="py-op">:</tt> </tt>
</div><div id="PaMacCoreStreamInfo-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="PaMacCoreStreamInfo-expanded"><a name="L1005"></a><tt class="py-lineno">1005</tt> <tt class="py-line"> </tt>
<a name="L1006"></a><tt class="py-lineno">1006</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L1007"></a><tt class="py-lineno">1007</tt> <tt class="py-line"><tt class="py-docstring"> Mac OS X-only: PaMacCoreStreamInfo is a PortAudio Host API</tt> </tt>
<a name="L1008"></a><tt class="py-lineno">1008</tt> <tt class="py-line"><tt class="py-docstring"> Specific Stream Info data structure for specifying Mac OS</tt> </tt>
<a name="L1009"></a><tt class="py-lineno">1009</tt> <tt class="py-line"><tt class="py-docstring"> X-only settings. Instantiate this class (if desired) and pass</tt> </tt>
<a name="L1010"></a><tt class="py-lineno">1010</tt> <tt class="py-line"><tt class="py-docstring"> the instance as the argument in `PyAudio.open` to parameters</tt> </tt>
<a name="L1011"></a><tt class="py-lineno">1011</tt> <tt class="py-line"><tt class="py-docstring"> ``input_host_api_specific_stream_info`` or</tt> </tt>
<a name="L1012"></a><tt class="py-lineno">1012</tt> <tt class="py-line"><tt class="py-docstring"> ``output_host_api_specific_stream_info``. (See `Stream.__init__`.)</tt> </tt>
<a name="L1013"></a><tt class="py-lineno">1013</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L1014"></a><tt class="py-lineno">1014</tt> <tt class="py-line"><tt class="py-docstring"> :note: Mac OS X only.</tt> </tt>
<a name="L1015"></a><tt class="py-lineno">1015</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L1016"></a><tt class="py-lineno">1016</tt> <tt class="py-line"><tt class="py-docstring"> :group Flags (constants):</tt> </tt>
<a name="L1017"></a><tt class="py-lineno">1017</tt> <tt class="py-line"><tt class="py-docstring"> paMacCoreChangeDeviceParameters, paMacCoreFailIfConversionRequired,</tt> </tt>
<a name="L1018"></a><tt class="py-lineno">1018</tt> <tt class="py-line"><tt class="py-docstring"> paMacCoreConversionQualityMin, paMacCoreConversionQualityMedium,</tt> </tt>
<a name="L1019"></a><tt class="py-lineno">1019</tt> <tt class="py-line"><tt class="py-docstring"> paMacCoreConversionQualityLow, paMacCoreConversionQualityHigh,</tt> </tt>
<a name="L1020"></a><tt class="py-lineno">1020</tt> <tt class="py-line"><tt class="py-docstring"> paMacCoreConversionQualityMax, paMacCorePlayNice,</tt> </tt>
<a name="L1021"></a><tt class="py-lineno">1021</tt> <tt class="py-line"><tt class="py-docstring"> paMacCorePro, paMacCoreMinimizeCPUButPlayNice, paMacCoreMinimizeCPU</tt> </tt>
<a name="L1022"></a><tt class="py-lineno">1022</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L1023"></a><tt class="py-lineno">1023</tt> <tt class="py-line"><tt class="py-docstring"> :group Settings:</tt> </tt>
<a name="L1024"></a><tt class="py-lineno">1024</tt> <tt class="py-line"><tt class="py-docstring"> get_flags, get_channel_map</tt> </tt>
<a name="L1025"></a><tt class="py-lineno">1025</tt> <tt class="py-line"><tt class="py-docstring"> </tt> </tt>
<a name="L1026"></a><tt class="py-lineno">1026</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L1027"></a><tt class="py-lineno">1027</tt> <tt class="py-line"> <tt id="link-138" class="py-name" targets="Variable pyaudio.PaMacCoreStreamInfo.paMacCoreChangeDeviceParameters=pyaudio.PaMacCoreStreamInfo-class.html#paMacCoreChangeDeviceParameters"><a title="pyaudio.PaMacCoreStreamInfo.paMacCoreChangeDeviceParameters" class="py-name" href="#" onclick="return doclink('link-138', 'paMacCoreChangeDeviceParameters', 'link-138');">paMacCoreChangeDeviceParameters</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-139" class="py-name"><a title="pyaudio.PaMacCoreStreamInfo.paMacCoreChangeDeviceParameters" class="py-name" href="#" onclick="return doclink('link-139', 'paMacCoreChangeDeviceParameters', 'link-138');">paMacCoreChangeDeviceParameters</a></tt> </tt>
<a name="L1028"></a><tt class="py-lineno">1028</tt> <tt class="py-line"> <tt id="link-140" class="py-name" targets="Variable pyaudio.PaMacCoreStreamInfo.paMacCoreFailIfConversionRequired=pyaudio.PaMacCoreStreamInfo-class.html#paMacCoreFailIfConversionRequired"><a title="pyaudio.PaMacCoreStreamInfo.paMacCoreFailIfConversionRequired" class="py-name" href="#" onclick="return doclink('link-140', 'paMacCoreFailIfConversionRequired', 'link-140');">paMacCoreFailIfConversionRequired</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-141" class="py-name"><a title="pyaudio.PaMacCoreStreamInfo.paMacCoreFailIfConversionRequired" class="py-name" href="#" onclick="return doclink('link-141', 'paMacCoreFailIfConversionRequired', 'link-140');">paMacCoreFailIfConversionRequired</a></tt> </tt>
<a name="L1029"></a><tt class="py-lineno">1029</tt> <tt class="py-line"> <tt id="link-142" class="py-name" targets="Variable pyaudio.PaMacCoreStreamInfo.paMacCoreConversionQualityMin=pyaudio.PaMacCoreStreamInfo-class.html#paMacCoreConversionQualityMin"><a title="pyaudio.PaMacCoreStreamInfo.paMacCoreConversionQualityMin" class="py-name" href="#" onclick="return doclink('link-142', 'paMacCoreConversionQualityMin', 'link-142');">paMacCoreConversionQualityMin</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-143" class="py-name"><a title="pyaudio.PaMacCoreStreamInfo.paMacCoreConversionQualityMin" class="py-name" href="#" onclick="return doclink('link-143', 'paMacCoreConversionQualityMin', 'link-142');">paMacCoreConversionQualityMin</a></tt> </tt>
<a name="L1030"></a><tt class="py-lineno">1030</tt> <tt class="py-line"> <tt id="link-144" class="py-name" targets="Variable pyaudio.PaMacCoreStreamInfo.paMacCoreConversionQualityMedium=pyaudio.PaMacCoreStreamInfo-class.html#paMacCoreConversionQualityMedium"><a title="pyaudio.PaMacCoreStreamInfo.paMacCoreConversionQualityMedium" class="py-name" href="#" onclick="return doclink('link-144', 'paMacCoreConversionQualityMedium', 'link-144');">paMacCoreConversionQualityMedium</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-145" class="py-name"><a title="pyaudio.PaMacCoreStreamInfo.paMacCoreConversionQualityMedium" class="py-name" href="#" onclick="return doclink('link-145', 'paMacCoreConversionQualityMedium', 'link-144');">paMacCoreConversionQualityMedium</a></tt> </tt>
<a name="L1031"></a><tt class="py-lineno">1031</tt> <tt class="py-line"> <tt id="link-146" class="py-name" targets="Variable pyaudio.PaMacCoreStreamInfo.paMacCoreConversionQualityLow=pyaudio.PaMacCoreStreamInfo-class.html#paMacCoreConversionQualityLow"><a title="pyaudio.PaMacCoreStreamInfo.paMacCoreConversionQualityLow" class="py-name" href="#" onclick="return doclink('link-146', 'paMacCoreConversionQualityLow', 'link-146');">paMacCoreConversionQualityLow</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-147" class="py-name"><a title="pyaudio.PaMacCoreStreamInfo.paMacCoreConversionQualityLow" class="py-name" href="#" onclick="return doclink('link-147', 'paMacCoreConversionQualityLow', 'link-146');">paMacCoreConversionQualityLow</a></tt> </tt>
<a name="L1032"></a><tt class="py-lineno">1032</tt> <tt class="py-line"> <tt id="link-148" class="py-name" targets="Variable pyaudio.PaMacCoreStreamInfo.paMacCoreConversionQualityHigh=pyaudio.PaMacCoreStreamInfo-class.html#paMacCoreConversionQualityHigh"><a title="pyaudio.PaMacCoreStreamInfo.paMacCoreConversionQualityHigh" class="py-name" href="#" onclick="return doclink('link-148', 'paMacCoreConversionQualityHigh', 'link-148');">paMacCoreConversionQualityHigh</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-149" class="py-name"><a title="pyaudio.PaMacCoreStreamInfo.paMacCoreConversionQualityHigh" class="py-name" href="#" onclick="return doclink('link-149', 'paMacCoreConversionQualityHigh', 'link-148');">paMacCoreConversionQualityHigh</a></tt> </tt>
<a name="L1033"></a><tt class="py-lineno">1033</tt> <tt class="py-line"> <tt id="link-150" class="py-name" targets="Variable pyaudio.PaMacCoreStreamInfo.paMacCoreConversionQualityMax=pyaudio.PaMacCoreStreamInfo-class.html#paMacCoreConversionQualityMax"><a title="pyaudio.PaMacCoreStreamInfo.paMacCoreConversionQualityMax" class="py-name" href="#" onclick="return doclink('link-150', 'paMacCoreConversionQualityMax', 'link-150');">paMacCoreConversionQualityMax</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-151" class="py-name"><a title="pyaudio.PaMacCoreStreamInfo.paMacCoreConversionQualityMax" class="py-name" href="#" onclick="return doclink('link-151', 'paMacCoreConversionQualityMax', 'link-150');">paMacCoreConversionQualityMax</a></tt> </tt>
<a name="L1034"></a><tt class="py-lineno">1034</tt> <tt class="py-line"> <tt id="link-152" class="py-name" targets="Variable pyaudio.PaMacCoreStreamInfo.paMacCorePlayNice=pyaudio.PaMacCoreStreamInfo-class.html#paMacCorePlayNice"><a title="pyaudio.PaMacCoreStreamInfo.paMacCorePlayNice" class="py-name" href="#" onclick="return doclink('link-152', 'paMacCorePlayNice', 'link-152');">paMacCorePlayNice</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-153" class="py-name"><a title="pyaudio.PaMacCoreStreamInfo.paMacCorePlayNice" class="py-name" href="#" onclick="return doclink('link-153', 'paMacCorePlayNice', 'link-152');">paMacCorePlayNice</a></tt> </tt>
<a name="L1035"></a><tt class="py-lineno">1035</tt> <tt class="py-line"> <tt id="link-154" class="py-name" targets="Variable pyaudio.PaMacCoreStreamInfo.paMacCorePro=pyaudio.PaMacCoreStreamInfo-class.html#paMacCorePro"><a title="pyaudio.PaMacCoreStreamInfo.paMacCorePro" class="py-name" href="#" onclick="return doclink('link-154', 'paMacCorePro', 'link-154');">paMacCorePro</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-155" class="py-name"><a title="pyaudio.PaMacCoreStreamInfo.paMacCorePro" class="py-name" href="#" onclick="return doclink('link-155', 'paMacCorePro', 'link-154');">paMacCorePro</a></tt> </tt>
<a name="L1036"></a><tt class="py-lineno">1036</tt> <tt class="py-line"> <tt id="link-156" class="py-name" targets="Variable pyaudio.PaMacCoreStreamInfo.paMacCoreMinimizeCPUButPlayNice=pyaudio.PaMacCoreStreamInfo-class.html#paMacCoreMinimizeCPUButPlayNice"><a title="pyaudio.PaMacCoreStreamInfo.paMacCoreMinimizeCPUButPlayNice" class="py-name" href="#" onclick="return doclink('link-156', 'paMacCoreMinimizeCPUButPlayNice', 'link-156');">paMacCoreMinimizeCPUButPlayNice</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-157" class="py-name"><a title="pyaudio.PaMacCoreStreamInfo.paMacCoreMinimizeCPUButPlayNice" class="py-name" href="#" onclick="return doclink('link-157', 'paMacCoreMinimizeCPUButPlayNice', 'link-156');">paMacCoreMinimizeCPUButPlayNice</a></tt> </tt>
<a name="L1037"></a><tt class="py-lineno">1037</tt> <tt class="py-line"> <tt id="link-158" class="py-name" targets="Variable pyaudio.PaMacCoreStreamInfo.paMacCoreMinimizeCPU=pyaudio.PaMacCoreStreamInfo-class.html#paMacCoreMinimizeCPU"><a title="pyaudio.PaMacCoreStreamInfo.paMacCoreMinimizeCPU" class="py-name" href="#" onclick="return doclink('link-158', 'paMacCoreMinimizeCPU', 'link-158');">paMacCoreMinimizeCPU</a></tt> <tt class="py-op">=</tt> <tt class="py-name">pa</tt><tt class="py-op">.</tt><tt id="link-159" class="py-name"><a title="pyaudio.PaMacCoreStreamInfo.paMacCoreMinimizeCPU" class="py-name" href="#" onclick="return doclink('link-159', 'paMacCoreMinimizeCPU', 'link-158');">paMacCoreMinimizeCPU</a></tt> </tt>
<a name="L1038"></a><tt class="py-lineno">1038</tt> <tt class="py-line"> </tt>
<a name="PaMacCoreStreamInfo.__init__"></a><div id="PaMacCoreStreamInfo.__init__-def"><a name="L1039"></a><tt class="py-lineno">1039</tt> <a class="py-toggle" href="#" id="PaMacCoreStreamInfo.__init__-toggle" onclick="return toggle('PaMacCoreStreamInfo.__init__');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.PaMacCoreStreamInfo-class.html#__init__">__init__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt> <tt class="py-param">flags</tt> <tt class="py-op">=</tt> <tt class="py-name">None</tt><tt class="py-op">,</tt> <tt class="py-param">channel_map</tt> <tt class="py-op">=</tt> <tt class="py-name">None</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PaMacCoreStreamInfo.__init__-collapsed" style="display:none;" pad="++++" indent="++++++++++++++++"></div><div id="PaMacCoreStreamInfo.__init__-expanded"><a name="L1040"></a><tt class="py-lineno">1040</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L1041"></a><tt class="py-lineno">1041</tt> <tt class="py-line"><tt class="py-docstring"> Initialize with flags and channel_map. See PortAudio</tt> </tt>
<a name="L1042"></a><tt class="py-lineno">1042</tt> <tt class="py-line"><tt class="py-docstring"> documentation for more details on these parameters; they are</tt> </tt>
<a name="L1043"></a><tt class="py-lineno">1043</tt> <tt class="py-line"><tt class="py-docstring"> passed almost verbatim to the PortAudio library.</tt> </tt>
<a name="L1044"></a><tt class="py-lineno">1044</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L1045"></a><tt class="py-lineno">1045</tt> <tt class="py-line"><tt class="py-docstring"> :param `flags`: paMacCore* flags OR'ed together.</tt> </tt>
<a name="L1046"></a><tt class="py-lineno">1046</tt> <tt class="py-line"><tt class="py-docstring"> See `PaMacCoreStreamInfo`.</tt> </tt>
<a name="L1047"></a><tt class="py-lineno">1047</tt> <tt class="py-line"><tt class="py-docstring"> :param `channel_map`: An array describing the channel mapping.</tt> </tt>
<a name="L1048"></a><tt class="py-lineno">1048</tt> <tt class="py-line"><tt class="py-docstring"> See PortAudio documentation for usage.</tt> </tt>
<a name="L1049"></a><tt class="py-lineno">1049</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L1050"></a><tt class="py-lineno">1050</tt> <tt class="py-line"> </tt>
<a name="L1051"></a><tt class="py-lineno">1051</tt> <tt class="py-line"> <tt class="py-name">kwargs</tt> <tt class="py-op">=</tt> <tt class="py-op">{</tt><tt class="py-string">"flags"</tt> <tt class="py-op">:</tt> <tt class="py-name">flags</tt><tt class="py-op">,</tt> </tt>
<a name="L1052"></a><tt class="py-lineno">1052</tt> <tt class="py-line"> <tt class="py-string">"channel_map"</tt> <tt class="py-op">:</tt> <tt class="py-name">channel_map</tt><tt class="py-op">}</tt> </tt>
<a name="L1053"></a><tt class="py-lineno">1053</tt> <tt class="py-line"> </tt>
<a name="L1054"></a><tt class="py-lineno">1054</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">flags</tt> <tt class="py-op">==</tt> <tt class="py-name">None</tt><tt class="py-op">:</tt> </tt>
<a name="L1055"></a><tt class="py-lineno">1055</tt> <tt class="py-line"> <tt class="py-keyword">del</tt> <tt class="py-name">kwargs</tt><tt class="py-op">[</tt><tt class="py-string">"flags"</tt><tt class="py-op">]</tt> </tt>
<a name="L1056"></a><tt class="py-lineno">1056</tt> <tt class="py-line"> <tt class="py-keyword">if</tt> <tt class="py-name">channel_map</tt> <tt class="py-op">==</tt> <tt class="py-name">None</tt><tt class="py-op">:</tt> </tt>
<a name="L1057"></a><tt class="py-lineno">1057</tt> <tt class="py-line"> <tt class="py-keyword">del</tt> <tt class="py-name">kwargs</tt><tt class="py-op">[</tt><tt class="py-string">"channel_map"</tt><tt class="py-op">]</tt> </tt>
<a name="L1058"></a><tt class="py-lineno">1058</tt> <tt class="py-line"> </tt>
<a name="L1059"></a><tt class="py-lineno">1059</tt> <tt class="py-line"> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_paMacCoreStreamInfo</tt> <tt class="py-op">=</tt> <tt id="link-160" class="py-name"><a title="pyaudio.paMacCoreStreamInfo" class="py-name" href="#" onclick="return doclink('link-160', 'paMacCoreStreamInfo', 'link-136');">paMacCoreStreamInfo</a></tt><tt class="py-op">(</tt><tt class="py-op">**</tt><tt class="py-name">kwargs</tt><tt class="py-op">)</tt> </tt>
</div><a name="L1060"></a><tt class="py-lineno">1060</tt> <tt class="py-line"> </tt>
<a name="PaMacCoreStreamInfo.get_flags"></a><div id="PaMacCoreStreamInfo.get_flags-def"><a name="L1061"></a><tt class="py-lineno">1061</tt> <a class="py-toggle" href="#" id="PaMacCoreStreamInfo.get_flags-toggle" onclick="return toggle('PaMacCoreStreamInfo.get_flags');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.PaMacCoreStreamInfo-class.html#get_flags">get_flags</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PaMacCoreStreamInfo.get_flags-collapsed" style="display:none;" pad="++++" indent="++++++++++++++++"></div><div id="PaMacCoreStreamInfo.get_flags-expanded"><a name="L1062"></a><tt class="py-lineno">1062</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L1063"></a><tt class="py-lineno">1063</tt> <tt class="py-line"><tt class="py-docstring"> Return the flags set at instantiation.</tt> </tt>
<a name="L1064"></a><tt class="py-lineno">1064</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L1065"></a><tt class="py-lineno">1065</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: int</tt> </tt>
<a name="L1066"></a><tt class="py-lineno">1066</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L1067"></a><tt class="py-lineno">1067</tt> <tt class="py-line"> </tt>
<a name="L1068"></a><tt class="py-lineno">1068</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_paMacCoreStreamInfo</tt><tt class="py-op">.</tt><tt class="py-name">flags</tt> </tt>
</div><a name="L1069"></a><tt class="py-lineno">1069</tt> <tt class="py-line"> </tt>
<a name="PaMacCoreStreamInfo.get_channel_map"></a><div id="PaMacCoreStreamInfo.get_channel_map-def"><a name="L1070"></a><tt class="py-lineno">1070</tt> <a class="py-toggle" href="#" id="PaMacCoreStreamInfo.get_channel_map-toggle" onclick="return toggle('PaMacCoreStreamInfo.get_channel_map');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.PaMacCoreStreamInfo-class.html#get_channel_map">get_channel_map</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PaMacCoreStreamInfo.get_channel_map-collapsed" style="display:none;" pad="++++" indent="++++++++++++++++"></div><div id="PaMacCoreStreamInfo.get_channel_map-expanded"><a name="L1071"></a><tt class="py-lineno">1071</tt> <tt class="py-line"> <tt class="py-docstring">"""</tt> </tt>
<a name="L1072"></a><tt class="py-lineno">1072</tt> <tt class="py-line"><tt class="py-docstring"> Return the channel map set at instantiation.</tt> </tt>
<a name="L1073"></a><tt class="py-lineno">1073</tt> <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L1074"></a><tt class="py-lineno">1074</tt> <tt class="py-line"><tt class="py-docstring"> :rtype: tuple or None</tt> </tt>
<a name="L1075"></a><tt class="py-lineno">1075</tt> <tt class="py-line"><tt class="py-docstring"> """</tt> </tt>
<a name="L1076"></a><tt class="py-lineno">1076</tt> <tt class="py-line"> </tt>
<a name="L1077"></a><tt class="py-lineno">1077</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_paMacCoreStreamInfo</tt><tt class="py-op">.</tt><tt class="py-name">channel_map</tt> </tt>
</div><a name="L1078"></a><tt class="py-lineno">1078</tt> <tt class="py-line"> </tt>
<a name="PaMacCoreStreamInfo._get_host_api_stream_object"></a><div id="PaMacCoreStreamInfo._get_host_api_stream_object-def"><a name="L1079"></a><tt class="py-lineno">1079</tt> <a class="py-toggle" href="#" id="PaMacCoreStreamInfo._get_host_api_stream_object-toggle" onclick="return toggle('PaMacCoreStreamInfo._get_host_api_stream_object');">-</a><tt class="py-line"> <tt class="py-keyword">def</tt> <a class="py-def-name" href="pyaudio.PaMacCoreStreamInfo-class.html#_get_host_api_stream_object">_get_host_api_stream_object</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="PaMacCoreStreamInfo._get_host_api_stream_object-collapsed" style="display:none;" pad="++++" indent="++++++++++++++++"></div><div id="PaMacCoreStreamInfo._get_host_api_stream_object-expanded"><a name="L1080"></a><tt class="py-lineno">1080</tt> <tt class="py-line"> <tt class="py-docstring">""" Private method. """</tt> </tt>
<a name="L1081"></a><tt class="py-lineno">1081</tt> <tt class="py-line"> </tt>
<a name="L1082"></a><tt class="py-lineno">1082</tt> <tt class="py-line"> <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_paMacCoreStreamInfo</tt> </tt>
</div></div><a name="L1083"></a><tt class="py-lineno">1083</tt> <tt class="py-line"> </tt><script type="text/javascript">
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