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 <span id="projectnumber">2.0</span>
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<div class="title">pa_win_wmme.h File Reference<div class="ingroups"><a class="el" href="group__public__header.html">Public API definitions for users of PortAudio</a></div></div> </div>
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<p>WMME-specific PortAudio API extension header file.
<a href="#details">More...</a></p>
<div class="textblock"><code>#include "<a class="el" href="portaudio_8h_source.html">portaudio.h</a>"</code><br/>
<code>#include "<a class="el" href="pa__win__waveformat_8h_source.html">pa_win_waveformat.h</a>"</code><br/>
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<p><a href="pa__win__wmme_8h_source.html">Go to the source code of this file.</a></p>
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Data Structures</h2></td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="structPaWinMmeDeviceAndChannelCount.html">PaWinMmeDeviceAndChannelCount</a></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="structPaWinMmeStreamInfo.html">PaWinMmeStreamInfo</a></td></tr>
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#define </td><td class="memItemRight" valign="bottom"><b>paWinMmeUseLowLevelLatencyParameters</b>   (0x01)</td></tr>
<tr class="separator:a730c8a906c8991134bbb419cff40a0a0"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ae6e9b45c6ff5fd7442e532dab6fc3c93"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ae6e9b45c6ff5fd7442e532dab6fc3c93"></a>
#define </td><td class="memItemRight" valign="bottom"><b>paWinMmeUseMultipleDevices</b>   (0x02) /* use mme specific multiple device feature */</td></tr>
<tr class="separator:ae6e9b45c6ff5fd7442e532dab6fc3c93"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a9a7c36329821a882b95b3e9a0d9016a9"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a9a7c36329821a882b95b3e9a0d9016a9"></a>
#define </td><td class="memItemRight" valign="bottom"><b>paWinMmeUseChannelMask</b>   (0x04)</td></tr>
<tr class="separator:a9a7c36329821a882b95b3e9a0d9016a9"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a89f82596ff104d9b994e97af07022a34"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a89f82596ff104d9b994e97af07022a34"></a>
#define </td><td class="memItemRight" valign="bottom"><b>paWinMmeDontThrottleOverloadedProcessingThread</b>   (0x08)</td></tr>
<tr class="separator:a89f82596ff104d9b994e97af07022a34"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a0253c24374587b8c74029287d5146d36"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a0253c24374587b8c74029287d5146d36"></a>
#define </td><td class="memItemRight" valign="bottom"><b>paWinMmeWaveFormatDolbyAc3Spdif</b>   (0x10)</td></tr>
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#define </td><td class="memItemRight" valign="bottom"><b>paWinMmeWaveFormatWmaSpdif</b>   (0x20)</td></tr>
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Typedefs</h2></td></tr>
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typedef struct <br class="typebreak"/>
<a class="el" href="structPaWinMmeDeviceAndChannelCount.html">PaWinMmeDeviceAndChannelCount</a> </td><td class="memItemRight" valign="bottom"><b>PaWinMmeDeviceAndChannelCount</b></td></tr>
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<tr class="memitem:a7a128685b5547c0b4ad8fc6b5ccbb0ef"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a7a128685b5547c0b4ad8fc6b5ccbb0ef"></a>
typedef struct <a class="el" href="structPaWinMmeStreamInfo.html">PaWinMmeStreamInfo</a> </td><td class="memItemRight" valign="bottom"><b>PaWinMmeStreamInfo</b></td></tr>
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Functions</h2></td></tr>
<tr class="memitem:aaa47c87fb51f29024ad2db1c3ba85db5"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="pa__win__wmme_8h.html#aaa47c87fb51f29024ad2db1c3ba85db5">PaWinMME_GetStreamInputHandleCount</a> (<a class="el" href="portaudio_8h.html#a19874734f89958fccf86785490d53b4c">PaStream</a> *stream)</td></tr>
<tr class="separator:aaa47c87fb51f29024ad2db1c3ba85db5"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a67a4c1e3b4d2a5830c11bc1c4e7d2caa"><td class="memItemLeft" align="right" valign="top">HWAVEIN </td><td class="memItemRight" valign="bottom"><a class="el" href="pa__win__wmme_8h.html#a67a4c1e3b4d2a5830c11bc1c4e7d2caa">PaWinMME_GetStreamInputHandle</a> (<a class="el" href="portaudio_8h.html#a19874734f89958fccf86785490d53b4c">PaStream</a> *stream, int handleIndex)</td></tr>
<tr class="separator:a67a4c1e3b4d2a5830c11bc1c4e7d2caa"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a8eae212f83c77fc92eb3e8e95216ede7"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="pa__win__wmme_8h.html#a8eae212f83c77fc92eb3e8e95216ede7">PaWinMME_GetStreamOutputHandleCount</a> (<a class="el" href="portaudio_8h.html#a19874734f89958fccf86785490d53b4c">PaStream</a> *stream)</td></tr>
<tr class="separator:a8eae212f83c77fc92eb3e8e95216ede7"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ac7311604a84f712ef70fe90510f96be6"><td class="memItemLeft" align="right" valign="top">HWAVEOUT </td><td class="memItemRight" valign="bottom"><a class="el" href="pa__win__wmme_8h.html#ac7311604a84f712ef70fe90510f96be6">PaWinMME_GetStreamOutputHandle</a> (<a class="el" href="portaudio_8h.html#a19874734f89958fccf86785490d53b4c">PaStream</a> *stream, int handleIndex)</td></tr>
<tr class="separator:ac7311604a84f712ef70fe90510f96be6"><td class="memSeparator" colspan="2"> </td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>WMME-specific PortAudio API extension header file. </p>
<p>Definition in file <a class="el" href="pa__win__wmme_8h_source.html">pa_win_wmme.h</a>.</p>
</div><h2 class="groupheader">Function Documentation</h2>
<a class="anchor" id="a67a4c1e3b4d2a5830c11bc1c4e7d2caa"></a>
<div class="memitem">
<div class="memproto">
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<td class="memname">HWAVEIN PaWinMME_GetStreamInputHandle </td>
<td>(</td>
<td class="paramtype"><a class="el" href="portaudio_8h.html#a19874734f89958fccf86785490d53b4c">PaStream</a> * </td>
<td class="paramname"><em>stream</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"><em>handleIndex</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
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<p>Retrieve a wave in handle used by a PortAudio WinMME stream.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">stream</td><td>The stream to query. </td></tr>
<tr><td class="paramname">handleIndex</td><td>The zero based index of the wave in handle to retrieve. This should be in the range [0, PaWinMME_GetStreamInputHandleCount(stream)-1].</td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>A valid wave in handle, or NULL if an error occurred.</dd></dl>
<dl class="section see"><dt>See Also</dt><dd><a class="el" href="pa__win__wmme_8h.html#a67a4c1e3b4d2a5830c11bc1c4e7d2caa">PaWinMME_GetStreamInputHandle</a> </dd></dl>
</div>
</div>
<a class="anchor" id="aaa47c87fb51f29024ad2db1c3ba85db5"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
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<td class="memname">int PaWinMME_GetStreamInputHandleCount </td>
<td>(</td>
<td class="paramtype"><a class="el" href="portaudio_8h.html#a19874734f89958fccf86785490d53b4c">PaStream</a> * </td>
<td class="paramname"><em>stream</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Retrieve the number of wave in handles used by a PortAudio WinMME stream. Returns zero if the stream is output only.</p>
<dl class="section return"><dt>Returns</dt><dd>A non-negative value indicating the number of wave in handles or, a PaErrorCode (which are always negative) if PortAudio is not initialized or an error is encountered.</dd></dl>
<dl class="section see"><dt>See Also</dt><dd><a class="el" href="pa__win__wmme_8h.html#a67a4c1e3b4d2a5830c11bc1c4e7d2caa">PaWinMME_GetStreamInputHandle</a> </dd></dl>
</div>
</div>
<a class="anchor" id="ac7311604a84f712ef70fe90510f96be6"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">HWAVEOUT PaWinMME_GetStreamOutputHandle </td>
<td>(</td>
<td class="paramtype"><a class="el" href="portaudio_8h.html#a19874734f89958fccf86785490d53b4c">PaStream</a> * </td>
<td class="paramname"><em>stream</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"><em>handleIndex</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
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</div><div class="memdoc">
<p>Retrieve a wave out handle used by a PortAudio WinMME stream.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">stream</td><td>The stream to query. </td></tr>
<tr><td class="paramname">handleIndex</td><td>The zero based index of the wave out handle to retrieve. This should be in the range [0, PaWinMME_GetStreamOutputHandleCount(stream)-1].</td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>A valid wave out handle, or NULL if an error occurred.</dd></dl>
<dl class="section see"><dt>See Also</dt><dd><a class="el" href="pa__win__wmme_8h.html#a8eae212f83c77fc92eb3e8e95216ede7">PaWinMME_GetStreamOutputHandleCount</a> </dd></dl>
</div>
</div>
<a class="anchor" id="a8eae212f83c77fc92eb3e8e95216ede7"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">int PaWinMME_GetStreamOutputHandleCount </td>
<td>(</td>
<td class="paramtype"><a class="el" href="portaudio_8h.html#a19874734f89958fccf86785490d53b4c">PaStream</a> * </td>
<td class="paramname"><em>stream</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Retrieve the number of wave out handles used by a PortAudio WinMME stream. Returns zero if the stream is input only.</p>
<dl class="section return"><dt>Returns</dt><dd>A non-negative value indicating the number of wave out handles or, a PaErrorCode (which are always negative) if PortAudio is not initialized or an error is encountered.</dd></dl>
<dl class="section see"><dt>See Also</dt><dd><a class="el" href="pa__win__wmme_8h.html#ac7311604a84f712ef70fe90510f96be6">PaWinMME_GetStreamOutputHandle</a> </dd></dl>
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