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href="#func-members">Functions</a> </div> <div class="headertitle"> <div class="title">pcm_dmix.c File Reference</div> </div> </div><!--header--> <div class="contents"> <p>PCM Direct Stream Mixing (dmix) Plugin Interface. <a href="#details">More...</a></p> <table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="define-members"></a> Macros</h2></td></tr> <tr class="memitem:ab2d34ac0388850fdf45bff946fc84150"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ab2d34ac0388850fdf45bff946fc84150"></a> #define </td><td class="memItemRight" valign="bottom"><b>SEC_TO_MS</b>   1000 /* Seconds representing in Milli seconds */</td></tr> <tr class="separator:ab2d34ac0388850fdf45bff946fc84150"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a0f4c91c635376e3fe63fe419edf1e080"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a0f4c91c635376e3fe63fe419edf1e080"></a> #define </td><td class="memItemRight" valign="bottom"><b>LOW_LATENCY_PERIOD_TIME</b>   10 /* slave_period time for low latency requirements in ms */</td></tr> <tr class="separator:a0f4c91c635376e3fe63fe419edf1e080"><td class="memSeparator" colspan="2"> </td></tr> </table><table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a> Functions</h2></td></tr> <tr class="memitem:ae31120062bceb47f24d18e672f728b4f"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="pcm__dmix_8c.html#ae31120062bceb47f24d18e672f728b4f">snd_pcm_dmix_open</a> (<a class="el" href="group___p_c_m.html#ga919e634deecd855b6e2e15174e70d3ea">snd_pcm_t</a> **pcmp, const char *name, struct snd_pcm_direct_open_conf *opts, struct slave_params *params, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *root, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *sconf, <a class="el" href="group___p_c_m.html#gac23b43ff55add78638e503b9cc892c24">snd_pcm_stream_t</a> stream, int mode)</td></tr> <tr class="memdesc:ae31120062bceb47f24d18e672f728b4f"><td class="mdescLeft"> </td><td class="mdescRight">Creates a new dmix PCM. <a href="#ae31120062bceb47f24d18e672f728b4f">More...</a><br/></td></tr> <tr class="separator:ae31120062bceb47f24d18e672f728b4f"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a98332eee00abd086c486bc63ade4484e"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="pcm__dmix_8c.html#a98332eee00abd086c486bc63ade4484e">_snd_pcm_dmix_open</a> (<a class="el" href="group___p_c_m.html#ga919e634deecd855b6e2e15174e70d3ea">snd_pcm_t</a> **pcmp, const char *name, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *root, <a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *conf, <a class="el" href="group___p_c_m.html#gac23b43ff55add78638e503b9cc892c24">snd_pcm_stream_t</a> stream, int mode)</td></tr> <tr class="memdesc:a98332eee00abd086c486bc63ade4484e"><td class="mdescLeft"> </td><td class="mdescRight">Creates a new dmix PCM. <a href="#a98332eee00abd086c486bc63ade4484e">More...</a><br/></td></tr> <tr class="separator:a98332eee00abd086c486bc63ade4484e"><td class="memSeparator" colspan="2"> </td></tr> </table> <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> <div class="textblock"><p>PCM Direct Stream Mixing (dmix) Plugin Interface. </p> <dl class="section author"><dt>Author</dt><dd>Jaroslav Kysela <a href="#" onclick="location.href='mai'+'lto:'+'per'+'ex'+'@pe'+'re'+'x.c'+'z'; return false;">perex<span style="display: none;">.nosp@m.</span>@per<span style="display: none;">.nosp@m.</span>ex.cz</a> </dd></dl> <dl class="section date"><dt>Date</dt><dd>2003 </dd></dl> </div><h2 class="groupheader">Function Documentation</h2> <a class="anchor" id="a98332eee00abd086c486bc63ade4484e"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int _snd_pcm_dmix_open </td> <td>(</td> <td class="paramtype"><a class="el" href="group___p_c_m.html#ga919e634deecd855b6e2e15174e70d3ea">snd_pcm_t</a> ** </td> <td class="paramname"><em>pcmp</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const char * </td> <td class="paramname"><em>name</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>root</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>conf</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___p_c_m.html#gac23b43ff55add78638e503b9cc892c24">snd_pcm_stream_t</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>mode</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Creates a new dmix PCM. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">pcmp</td><td>Returns created PCM handle </td></tr> <tr><td class="paramname">name</td><td>Name of PCM </td></tr> <tr><td class="paramname">root</td><td>Root configuration node </td></tr> <tr><td class="paramname">conf</td><td>Configuration node with dmix PCM description </td></tr> <tr><td class="paramname">stream</td><td>PCM Stream </td></tr> <tr><td class="paramname">mode</td><td>PCM Mode </td></tr> </table> </dd> </dl> <dl class="section warning"><dt>Warning</dt><dd>Using of this function might be dangerous in the sense of compatibility reasons. The prototype might be freely changed in future. </dd></dl> </div> </div> <a class="anchor" id="ae31120062bceb47f24d18e672f728b4f"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int snd_pcm_dmix_open </td> <td>(</td> <td class="paramtype"><a class="el" href="group___p_c_m.html#ga919e634deecd855b6e2e15174e70d3ea">snd_pcm_t</a> ** </td> <td class="paramname"><em>pcmp</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const char * </td> <td class="paramname"><em>name</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">struct snd_pcm_direct_open_conf * </td> <td class="paramname"><em>opts</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">struct slave_params * </td> <td class="paramname"><em>params</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>root</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___config.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td> <td class="paramname"><em>sconf</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="group___p_c_m.html#gac23b43ff55add78638e503b9cc892c24">snd_pcm_stream_t</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>mode</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Creates a new dmix PCM. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">pcmp</td><td>Returns created PCM handle </td></tr> <tr><td class="paramname">name</td><td>Name of PCM </td></tr> <tr><td class="paramname">opts</td><td>Direct PCM configurations </td></tr> <tr><td class="paramname">params</td><td>Parameters for slave </td></tr> <tr><td class="paramname">root</td><td>Configuration root </td></tr> <tr><td class="paramname">sconf</td><td>Slave configuration </td></tr> <tr><td class="paramname">stream</td><td>PCM Direction (stream) </td></tr> <tr><td class="paramname">mode</td><td>PCM Mode </td></tr> </table> </dd> </dl> <dl class="retval"><dt>Return values</dt><dd> <table class="retval"> <tr><td class="paramname">zero</td><td>on success otherwise a negative error code </td></tr> </table> </dd> </dl> <dl class="section warning"><dt>Warning</dt><dd>Using of this function might be dangerous in the sense of compatibility reasons. The prototype might be freely changed in future. </dd></dl> </div> </div> </div><!-- contents --> <!-- start footer part --> <hr class="footer"/><address class="footer"><small> Generated by  <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/> </a> 1.8.5 </small></address> </body> </html>