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href="#enum-members">Enumerations</a> | <a href="#func-members">Functions</a> </div> <div class="headertitle"> <div class="title">pcm_ioplug.h File Reference</div> </div> </div><!--header--> <div class="contents"> <p>External I/O-Plugin SDK. <a href="#details">More...</a></p> <p><a href="pcm__ioplug_8h_source.html">Go to the source code of this file.</a></p> <table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="nested-classes"></a> 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="structsnd__pcm__ioplug.html">snd_pcm_ioplug_t</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="structsnd__pcm__ioplug__callback.html">snd_pcm_ioplug_callback_t</a></td></tr> <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> </table><table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="define-members"></a> Macros</h2></td></tr> <tr class="memitem:ga435c57838f97c24b7274a9596ccbe3b6"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___i_o_plug.html#ga435c57838f97c24b7274a9596ccbe3b6">SND_PCM_IOPLUG_FLAG_LISTED</a>   (1<<0)</td></tr> <tr class="separator:ga435c57838f97c24b7274a9596ccbe3b6"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gad5c0b67e4d9b7be96f1083179e95f38a"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___i_o_plug.html#gad5c0b67e4d9b7be96f1083179e95f38a">SND_PCM_IOPLUG_FLAG_MONOTONIC</a>   (1<<1)</td></tr> <tr class="separator:gad5c0b67e4d9b7be96f1083179e95f38a"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gaf7f7da416f798efac868aa5a88f1e47b"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___i_o_plug.html#gaf7f7da416f798efac868aa5a88f1e47b">SND_PCM_IOPLUG_FLAG_BOUNDARY_WA</a>   (1<<2)</td></tr> <tr class="separator:gaf7f7da416f798efac868aa5a88f1e47b"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga46f4111ec394e6c4209a4e1b5f99a9f7"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___i_o_plug.html#ga46f4111ec394e6c4209a4e1b5f99a9f7">SND_PCM_IOPLUG_VERSION_MAJOR</a>   1</td></tr> <tr class="separator:ga46f4111ec394e6c4209a4e1b5f99a9f7"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga49ea8946ea0c9b2655b70afb03ed79bd"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___i_o_plug.html#ga49ea8946ea0c9b2655b70afb03ed79bd">SND_PCM_IOPLUG_VERSION_MINOR</a>   0</td></tr> <tr class="separator:ga49ea8946ea0c9b2655b70afb03ed79bd"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gabe46103216aa58afc3c4bc314dd1bbc6"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___i_o_plug.html#gabe46103216aa58afc3c4bc314dd1bbc6">SND_PCM_IOPLUG_VERSION_TINY</a>   2</td></tr> <tr class="separator:gabe46103216aa58afc3c4bc314dd1bbc6"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga81a2273c4df9be29d91e6e2a0860d991"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___i_o_plug.html#ga81a2273c4df9be29d91e6e2a0860d991">SND_PCM_IOPLUG_VERSION</a></td></tr> <tr class="separator:ga81a2273c4df9be29d91e6e2a0860d991"><td class="memSeparator" colspan="2"> </td></tr> </table><table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="typedef-members"></a> Typedefs</h2></td></tr> <tr class="memitem:ga1038655a4ca74f3aef060282d6df739b"><td class="memItemLeft" align="right" valign="top">typedef <a class="el" href="structsnd__pcm__ioplug.html">snd_pcm_ioplug</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___i_o_plug.html#ga1038655a4ca74f3aef060282d6df739b">snd_pcm_ioplug_t</a></td></tr> <tr class="separator:ga1038655a4ca74f3aef060282d6df739b"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga9bbf2927f689c96faa7b6c5c89286355"><td class="memItemLeft" align="right" valign="top">typedef <a class="el" href="structsnd__pcm__ioplug__callback.html">snd_pcm_ioplug_callback</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___i_o_plug.html#ga9bbf2927f689c96faa7b6c5c89286355">snd_pcm_ioplug_callback_t</a></td></tr> <tr class="separator:ga9bbf2927f689c96faa7b6c5c89286355"><td class="memSeparator" colspan="2"> </td></tr> </table><table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="enum-members"></a> Enumerations</h2></td></tr> <tr class="memitem:ga726ca809ffd3d67ab4b8476646f26635"><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom">{ <br/>   <a class="el" href="group___p_c_m___i_o_plug.html#gga726ca809ffd3d67ab4b8476646f26635adf64bb9d9a7f95f878e8bb22e003c357">SND_PCM_IOPLUG_HW_ACCESS</a> = 0, <a class="el" href="group___p_c_m___i_o_plug.html#gga726ca809ffd3d67ab4b8476646f26635aa7186fa6ab3791611363c83f725f1a57">SND_PCM_IOPLUG_HW_FORMAT</a>, <a class="el" href="group___p_c_m___i_o_plug.html#gga726ca809ffd3d67ab4b8476646f26635a5cb59832a513d2b87166000d3f4035e2">SND_PCM_IOPLUG_HW_CHANNELS</a>, <a class="el" href="group___p_c_m___i_o_plug.html#gga726ca809ffd3d67ab4b8476646f26635a43827c9773bc5c40a1643bd8f930c8d1">SND_PCM_IOPLUG_HW_RATE</a>, <br/>   <a class="el" href="group___p_c_m___i_o_plug.html#gga726ca809ffd3d67ab4b8476646f26635aafe12ebbe6f618aa75cc7c5d64d45eda">SND_PCM_IOPLUG_HW_PERIOD_BYTES</a>, <a class="el" href="group___p_c_m___i_o_plug.html#gga726ca809ffd3d67ab4b8476646f26635a004f7b7af23b37d30d520777158e8277">SND_PCM_IOPLUG_HW_BUFFER_BYTES</a>, <a class="el" href="group___p_c_m___i_o_plug.html#gga726ca809ffd3d67ab4b8476646f26635a1f68c89ac11ae9fe28710cee044a0b94">SND_PCM_IOPLUG_HW_PERIODS</a>, <a class="el" href="group___p_c_m___i_o_plug.html#gga726ca809ffd3d67ab4b8476646f26635ab024a119736127e7a606c75e57d34585">SND_PCM_IOPLUG_HW_PARAMS</a> <br/> }</td></tr> <tr class="separator:ga726ca809ffd3d67ab4b8476646f26635"><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:ga7fb5213a5e776246e2b4dc53ec8d7604"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___i_o_plug.html#ga7fb5213a5e776246e2b4dc53ec8d7604">snd_pcm_ioplug_create</a> (<a class="el" href="group___p_c_m___i_o_plug.html#ga1038655a4ca74f3aef060282d6df739b">snd_pcm_ioplug_t</a> *io, const char *name, <a class="el" href="group___p_c_m.html#gac23b43ff55add78638e503b9cc892c24">snd_pcm_stream_t</a> stream, int mode)</td></tr> <tr class="memdesc:ga7fb5213a5e776246e2b4dc53ec8d7604"><td class="mdescLeft"> </td><td class="mdescRight">Create an ioplug instance. <a href="group___p_c_m___i_o_plug.html#ga7fb5213a5e776246e2b4dc53ec8d7604">More...</a><br/></td></tr> <tr class="separator:ga7fb5213a5e776246e2b4dc53ec8d7604"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga286ec116983166de889f0268a2c666ef"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___i_o_plug.html#ga286ec116983166de889f0268a2c666ef">snd_pcm_ioplug_delete</a> (<a class="el" href="group___p_c_m___i_o_plug.html#ga1038655a4ca74f3aef060282d6df739b">snd_pcm_ioplug_t</a> *io)</td></tr> <tr class="memdesc:ga286ec116983166de889f0268a2c666ef"><td class="mdescLeft"> </td><td class="mdescRight">Delete the ioplug instance. <a href="group___p_c_m___i_o_plug.html#ga286ec116983166de889f0268a2c666ef">More...</a><br/></td></tr> <tr class="separator:ga286ec116983166de889f0268a2c666ef"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gab223893226ecf78f675c89959a8c421a"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___i_o_plug.html#gab223893226ecf78f675c89959a8c421a">snd_pcm_ioplug_reinit_status</a> (<a class="el" href="group___p_c_m___i_o_plug.html#ga1038655a4ca74f3aef060282d6df739b">snd_pcm_ioplug_t</a> *ioplug)</td></tr> <tr class="memdesc:gab223893226ecf78f675c89959a8c421a"><td class="mdescLeft"> </td><td class="mdescRight">Reinitialize the poll and mmap status. <a href="group___p_c_m___i_o_plug.html#gab223893226ecf78f675c89959a8c421a">More...</a><br/></td></tr> <tr class="separator:gab223893226ecf78f675c89959a8c421a"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gac3b666ff286745c9eb24de3e3930970a"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="structsnd__pcm__channel__area__t.html">snd_pcm_channel_area_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___i_o_plug.html#gac3b666ff286745c9eb24de3e3930970a">snd_pcm_ioplug_mmap_areas</a> (<a class="el" href="group___p_c_m___i_o_plug.html#ga1038655a4ca74f3aef060282d6df739b">snd_pcm_ioplug_t</a> *ioplug)</td></tr> <tr class="memdesc:gac3b666ff286745c9eb24de3e3930970a"><td class="mdescLeft"> </td><td class="mdescRight">Get mmap area of ioplug. <a href="group___p_c_m___i_o_plug.html#gac3b666ff286745c9eb24de3e3930970a">More...</a><br/></td></tr> <tr class="separator:gac3b666ff286745c9eb24de3e3930970a"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gad74355dfaa56fae80d49181c83eeecc4"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___i_o_plug.html#gad74355dfaa56fae80d49181c83eeecc4">snd_pcm_ioplug_params_reset</a> (<a class="el" href="group___p_c_m___i_o_plug.html#ga1038655a4ca74f3aef060282d6df739b">snd_pcm_ioplug_t</a> *io)</td></tr> <tr class="memdesc:gad74355dfaa56fae80d49181c83eeecc4"><td class="mdescLeft"> </td><td class="mdescRight">Reset ioplug parameters. <a href="group___p_c_m___i_o_plug.html#gad74355dfaa56fae80d49181c83eeecc4">More...</a><br/></td></tr> <tr class="separator:gad74355dfaa56fae80d49181c83eeecc4"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gab62d470b02661214319196394b55fb37"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___i_o_plug.html#gab62d470b02661214319196394b55fb37">snd_pcm_ioplug_set_param_minmax</a> (<a class="el" href="group___p_c_m___i_o_plug.html#ga1038655a4ca74f3aef060282d6df739b">snd_pcm_ioplug_t</a> *io, int type, unsigned int min, unsigned int max)</td></tr> <tr class="memdesc:gab62d470b02661214319196394b55fb37"><td class="mdescLeft"> </td><td class="mdescRight">Set parameter as the min/max values. <a href="group___p_c_m___i_o_plug.html#gab62d470b02661214319196394b55fb37">More...</a><br/></td></tr> <tr class="separator:gab62d470b02661214319196394b55fb37"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga7d713552fb846ccdf4b7ec6a9fc1b562"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___i_o_plug.html#ga7d713552fb846ccdf4b7ec6a9fc1b562">snd_pcm_ioplug_set_param_list</a> (<a class="el" href="group___p_c_m___i_o_plug.html#ga1038655a4ca74f3aef060282d6df739b">snd_pcm_ioplug_t</a> *io, int type, unsigned int num_list, const unsigned int *list)</td></tr> <tr class="memdesc:ga7d713552fb846ccdf4b7ec6a9fc1b562"><td class="mdescLeft"> </td><td class="mdescRight">Set parameter as the list. <a href="group___p_c_m___i_o_plug.html#ga7d713552fb846ccdf4b7ec6a9fc1b562">More...</a><br/></td></tr> <tr class="separator:ga7d713552fb846ccdf4b7ec6a9fc1b562"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga65feed7caf26f07aad0c722fc61fe751"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___i_o_plug.html#ga65feed7caf26f07aad0c722fc61fe751">snd_pcm_ioplug_set_state</a> (<a class="el" href="group___p_c_m___i_o_plug.html#ga1038655a4ca74f3aef060282d6df739b">snd_pcm_ioplug_t</a> *ioplug, <a class="el" href="group___p_c_m.html#ga61ac499cb3701ce536d4d83725908860">snd_pcm_state_t</a> state)</td></tr> <tr class="memdesc:ga65feed7caf26f07aad0c722fc61fe751"><td class="mdescLeft"> </td><td class="mdescRight">Change the ioplug PCM status. <a href="group___p_c_m___i_o_plug.html#ga65feed7caf26f07aad0c722fc61fe751">More...</a><br/></td></tr> <tr class="separator:ga65feed7caf26f07aad0c722fc61fe751"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga23584e8e132330fd00850ead1ac1aec2"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___p_c_m.html#gab01fcfe9b97382a8d3f2027c664b8b8a">snd_pcm_uframes_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___i_o_plug.html#ga23584e8e132330fd00850ead1ac1aec2">snd_pcm_ioplug_avail</a> (const <a class="el" href="group___p_c_m___i_o_plug.html#ga1038655a4ca74f3aef060282d6df739b">snd_pcm_ioplug_t</a> *const ioplug, const <a class="el" href="group___p_c_m.html#gab01fcfe9b97382a8d3f2027c664b8b8a">snd_pcm_uframes_t</a> hw_ptr, const <a class="el" href="group___p_c_m.html#gab01fcfe9b97382a8d3f2027c664b8b8a">snd_pcm_uframes_t</a> appl_ptr)</td></tr> <tr class="memdesc:ga23584e8e132330fd00850ead1ac1aec2"><td class="mdescLeft"> </td><td class="mdescRight">Get the available frames. This function can be used to calculate the the available frames before calling <a class="el" href="group___p_c_m.html#ga8bb836bd0c414b59789d51a5f5379c08" title="Return number of frames ready to be read (capture) / written (playback) ">snd_pcm_avail_update()</a> <a href="group___p_c_m___i_o_plug.html#ga23584e8e132330fd00850ead1ac1aec2">More...</a><br/></td></tr> <tr class="separator:ga23584e8e132330fd00850ead1ac1aec2"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga3b211c9fd355e60822a1015ee29206e8"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___p_c_m.html#gab01fcfe9b97382a8d3f2027c664b8b8a">snd_pcm_uframes_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___i_o_plug.html#ga3b211c9fd355e60822a1015ee29206e8">snd_pcm_ioplug_hw_avail</a> (const <a class="el" href="group___p_c_m___i_o_plug.html#ga1038655a4ca74f3aef060282d6df739b">snd_pcm_ioplug_t</a> *const ioplug, const <a class="el" href="group___p_c_m.html#gab01fcfe9b97382a8d3f2027c664b8b8a">snd_pcm_uframes_t</a> hw_ptr, const <a class="el" href="group___p_c_m.html#gab01fcfe9b97382a8d3f2027c664b8b8a">snd_pcm_uframes_t</a> appl_ptr)</td></tr> <tr class="memdesc:ga3b211c9fd355e60822a1015ee29206e8"><td class="mdescLeft"> </td><td class="mdescRight">Get the available frames. This function can be used to calculate the the available frames before calling <a class="el" href="group___p_c_m.html#ga8bb836bd0c414b59789d51a5f5379c08" title="Return number of frames ready to be read (capture) / written (playback) ">snd_pcm_avail_update()</a> <a href="group___p_c_m___i_o_plug.html#ga3b211c9fd355e60822a1015ee29206e8">More...</a><br/></td></tr> <tr class="separator:ga3b211c9fd355e60822a1015ee29206e8"><td class="memSeparator" colspan="2"> </td></tr> </table> <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> <div class="textblock"><p>External I/O-Plugin SDK. </p> <dl class="section author"><dt>Author</dt><dd>Takashi Iwai <a href="#" onclick="location.href='mai'+'lto:'+'tiw'+'ai'+'@su'+'se'+'.de'; return false;">tiwai<span style="display: none;">.nosp@m.</span>@sus<span style="display: none;">.nosp@m.</span>e.de</a> </dd></dl> <dl class="section date"><dt>Date</dt><dd>2005</dd></dl> <p>External I/O-Plugin SDK </p> </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>