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<a href="#define-members">Macros</a> |
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<div class="title">Stream Information<div class="ingroups"><a class="el" href="group___p_c_m.html">PCM Interface</a></div></div> </div>
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<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="define-members"></a>
Macros</h2></td></tr>
<tr class="memitem:gac60fd444f9e73bd12bde83b783f9b4f8"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___info.html#gac60fd444f9e73bd12bde83b783f9b4f8">snd_pcm_info_alloca</a>(<a class="el" href="seq__event_8h.html#add9af9569af79ec26dd741fb226b38ba">ptr</a>)</td></tr>
<tr class="memdesc:gac60fd444f9e73bd12bde83b783f9b4f8"><td class="mdescLeft"> </td><td class="mdescRight">allocate an invalid <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> using standard alloca <a href="#gac60fd444f9e73bd12bde83b783f9b4f8">More...</a><br /></td></tr>
<tr class="separator:gac60fd444f9e73bd12bde83b783f9b4f8"><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:ga782831adf8ee2ee52892479ea0222e67"><td class="memItemLeft" align="right" valign="top">size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___info.html#ga782831adf8ee2ee52892479ea0222e67">snd_pcm_info_sizeof</a> (void)</td></tr>
<tr class="memdesc:ga782831adf8ee2ee52892479ea0222e67"><td class="mdescLeft"> </td><td class="mdescRight">get size of <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> <a href="#ga782831adf8ee2ee52892479ea0222e67">More...</a><br /></td></tr>
<tr class="separator:ga782831adf8ee2ee52892479ea0222e67"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga2386bb8f334424c1ff2b8854ff29ac0f"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___info.html#ga2386bb8f334424c1ff2b8854ff29ac0f">snd_pcm_info_malloc</a> (<a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> **<a class="el" href="seq__event_8h.html#add9af9569af79ec26dd741fb226b38ba">ptr</a>)</td></tr>
<tr class="memdesc:ga2386bb8f334424c1ff2b8854ff29ac0f"><td class="mdescLeft"> </td><td class="mdescRight">allocate an invalid <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> using standard malloc <a href="#ga2386bb8f334424c1ff2b8854ff29ac0f">More...</a><br /></td></tr>
<tr class="separator:ga2386bb8f334424c1ff2b8854ff29ac0f"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gaa919792762d0bf606f9fe45872231f28"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___info.html#gaa919792762d0bf606f9fe45872231f28">snd_pcm_info_free</a> (<a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> *obj)</td></tr>
<tr class="memdesc:gaa919792762d0bf606f9fe45872231f28"><td class="mdescLeft"> </td><td class="mdescRight">frees a previously allocated <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> <a href="#gaa919792762d0bf606f9fe45872231f28">More...</a><br /></td></tr>
<tr class="separator:gaa919792762d0bf606f9fe45872231f28"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga139884ae6fb3cb5621591f2d6e044a42"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___info.html#ga139884ae6fb3cb5621591f2d6e044a42">snd_pcm_info_copy</a> (<a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> *dst, const <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> *src)</td></tr>
<tr class="memdesc:ga139884ae6fb3cb5621591f2d6e044a42"><td class="mdescLeft"> </td><td class="mdescRight">copy one <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> to another <a href="#ga139884ae6fb3cb5621591f2d6e044a42">More...</a><br /></td></tr>
<tr class="separator:ga139884ae6fb3cb5621591f2d6e044a42"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga137b0bb60ad14009b9da04fe53849553"><td class="memItemLeft" align="right" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___info.html#ga137b0bb60ad14009b9da04fe53849553">snd_pcm_info_get_device</a> (const <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> *obj)</td></tr>
<tr class="memdesc:ga137b0bb60ad14009b9da04fe53849553"><td class="mdescLeft"> </td><td class="mdescRight">Get device from a PCM info container. <a href="#ga137b0bb60ad14009b9da04fe53849553">More...</a><br /></td></tr>
<tr class="separator:ga137b0bb60ad14009b9da04fe53849553"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gaf0e6c1ec0443820d5c14c48ecd1b698e"><td class="memItemLeft" align="right" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___info.html#gaf0e6c1ec0443820d5c14c48ecd1b698e">snd_pcm_info_get_subdevice</a> (const <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> *obj)</td></tr>
<tr class="memdesc:gaf0e6c1ec0443820d5c14c48ecd1b698e"><td class="mdescLeft"> </td><td class="mdescRight">Get subdevice from a PCM info container. <a href="#gaf0e6c1ec0443820d5c14c48ecd1b698e">More...</a><br /></td></tr>
<tr class="separator:gaf0e6c1ec0443820d5c14c48ecd1b698e"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gacf9b5a69f2b0ed9aef5b9b0d2ed61aae"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___p_c_m.html#gac23b43ff55add78638e503b9cc892c24">snd_pcm_stream_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___info.html#gacf9b5a69f2b0ed9aef5b9b0d2ed61aae">snd_pcm_info_get_stream</a> (const <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> *obj)</td></tr>
<tr class="memdesc:gacf9b5a69f2b0ed9aef5b9b0d2ed61aae"><td class="mdescLeft"> </td><td class="mdescRight">Get stream (direction) from a PCM info container. <a href="#gacf9b5a69f2b0ed9aef5b9b0d2ed61aae">More...</a><br /></td></tr>
<tr class="separator:gacf9b5a69f2b0ed9aef5b9b0d2ed61aae"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga3a632a14559c1ea0d07b27b0596c4e41"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___info.html#ga3a632a14559c1ea0d07b27b0596c4e41">snd_pcm_info_get_card</a> (const <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> *obj)</td></tr>
<tr class="memdesc:ga3a632a14559c1ea0d07b27b0596c4e41"><td class="mdescLeft"> </td><td class="mdescRight">Get card from a PCM info container. <a href="#ga3a632a14559c1ea0d07b27b0596c4e41">More...</a><br /></td></tr>
<tr class="separator:ga3a632a14559c1ea0d07b27b0596c4e41"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga4ce080eae74ed95baa79ffb80a91df81"><td class="memItemLeft" align="right" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___info.html#ga4ce080eae74ed95baa79ffb80a91df81">snd_pcm_info_get_id</a> (const <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> *obj)</td></tr>
<tr class="memdesc:ga4ce080eae74ed95baa79ffb80a91df81"><td class="mdescLeft"> </td><td class="mdescRight">Get id from a PCM info container. <a href="#ga4ce080eae74ed95baa79ffb80a91df81">More...</a><br /></td></tr>
<tr class="separator:ga4ce080eae74ed95baa79ffb80a91df81"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gad48dd79e45631811c297ee7080681bc6"><td class="memItemLeft" align="right" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___info.html#gad48dd79e45631811c297ee7080681bc6">snd_pcm_info_get_name</a> (const <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> *obj)</td></tr>
<tr class="memdesc:gad48dd79e45631811c297ee7080681bc6"><td class="mdescLeft"> </td><td class="mdescRight">Get name from a PCM info container. <a href="#gad48dd79e45631811c297ee7080681bc6">More...</a><br /></td></tr>
<tr class="separator:gad48dd79e45631811c297ee7080681bc6"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gae2ce3c55d4439ae423b854358ff08aa1"><td class="memItemLeft" align="right" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___info.html#gae2ce3c55d4439ae423b854358ff08aa1">snd_pcm_info_get_subdevice_name</a> (const <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> *obj)</td></tr>
<tr class="memdesc:gae2ce3c55d4439ae423b854358ff08aa1"><td class="mdescLeft"> </td><td class="mdescRight">Get subdevice name from a PCM info container. <a href="#gae2ce3c55d4439ae423b854358ff08aa1">More...</a><br /></td></tr>
<tr class="separator:gae2ce3c55d4439ae423b854358ff08aa1"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gada845e969b0b9c959134f42b98d73c5c"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___p_c_m.html#gad0e95dc8a590d8f9915fec237d7a28a5">snd_pcm_class_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___info.html#gada845e969b0b9c959134f42b98d73c5c">snd_pcm_info_get_class</a> (const <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> *obj)</td></tr>
<tr class="memdesc:gada845e969b0b9c959134f42b98d73c5c"><td class="mdescLeft"> </td><td class="mdescRight">Get class from a PCM info container. <a href="#gada845e969b0b9c959134f42b98d73c5c">More...</a><br /></td></tr>
<tr class="separator:gada845e969b0b9c959134f42b98d73c5c"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga30670ad0d94f4358c3f16cc80ff3ba85"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___p_c_m.html#ga6a164917c35e2216f6e76beff4e4d0cb">snd_pcm_subclass_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___info.html#ga30670ad0d94f4358c3f16cc80ff3ba85">snd_pcm_info_get_subclass</a> (const <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> *obj)</td></tr>
<tr class="memdesc:ga30670ad0d94f4358c3f16cc80ff3ba85"><td class="mdescLeft"> </td><td class="mdescRight">Get subclass from a PCM info container. <a href="#ga30670ad0d94f4358c3f16cc80ff3ba85">More...</a><br /></td></tr>
<tr class="separator:ga30670ad0d94f4358c3f16cc80ff3ba85"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gaeccf5d684a23455aa9fc31f8756eb222"><td class="memItemLeft" align="right" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___info.html#gaeccf5d684a23455aa9fc31f8756eb222">snd_pcm_info_get_subdevices_count</a> (const <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> *obj)</td></tr>
<tr class="memdesc:gaeccf5d684a23455aa9fc31f8756eb222"><td class="mdescLeft"> </td><td class="mdescRight">Get subdevices count from a PCM info container. <a href="#gaeccf5d684a23455aa9fc31f8756eb222">More...</a><br /></td></tr>
<tr class="separator:gaeccf5d684a23455aa9fc31f8756eb222"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gad78bccdeadd378461073b4e6bfa5272a"><td class="memItemLeft" align="right" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___info.html#gad78bccdeadd378461073b4e6bfa5272a">snd_pcm_info_get_subdevices_avail</a> (const <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> *obj)</td></tr>
<tr class="memdesc:gad78bccdeadd378461073b4e6bfa5272a"><td class="mdescLeft"> </td><td class="mdescRight">Get available subdevices count from a PCM info container. <a href="#gad78bccdeadd378461073b4e6bfa5272a">More...</a><br /></td></tr>
<tr class="separator:gad78bccdeadd378461073b4e6bfa5272a"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga4a46693c8a81912de84f814c3eecd06e"><td class="memItemLeft" align="right" valign="top"><a class="el" href="unionsnd__pcm__sync__id__t.html">snd_pcm_sync_id_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___info.html#ga4a46693c8a81912de84f814c3eecd06e">snd_pcm_info_get_sync</a> (const <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> *obj)</td></tr>
<tr class="memdesc:ga4a46693c8a81912de84f814c3eecd06e"><td class="mdescLeft"> </td><td class="mdescRight">Get hardware synchronization ID from a PCM info container. <a href="#ga4a46693c8a81912de84f814c3eecd06e">More...</a><br /></td></tr>
<tr class="separator:ga4a46693c8a81912de84f814c3eecd06e"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gab9fe6f542c830c516f78ee9124606430"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___info.html#gab9fe6f542c830c516f78ee9124606430">snd_pcm_info_set_device</a> (<a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> *obj, unsigned int val)</td></tr>
<tr class="memdesc:gab9fe6f542c830c516f78ee9124606430"><td class="mdescLeft"> </td><td class="mdescRight">Set wanted device inside a PCM info container (see <a class="el" href="control_8c.html#ac5a9750f9ba7749efddb0d92747255c8" title="Get info about a PCM device. ">snd_ctl_pcm_info</a>) <a href="#gab9fe6f542c830c516f78ee9124606430">More...</a><br /></td></tr>
<tr class="separator:gab9fe6f542c830c516f78ee9124606430"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga2a1aea3ed02b14de6535f59d2cc80148"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___info.html#ga2a1aea3ed02b14de6535f59d2cc80148">snd_pcm_info_set_subdevice</a> (<a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> *obj, unsigned int val)</td></tr>
<tr class="memdesc:ga2a1aea3ed02b14de6535f59d2cc80148"><td class="mdescLeft"> </td><td class="mdescRight">Set wanted subdevice inside a PCM info container (see <a class="el" href="control_8c.html#ac5a9750f9ba7749efddb0d92747255c8" title="Get info about a PCM device. ">snd_ctl_pcm_info</a>) <a href="#ga2a1aea3ed02b14de6535f59d2cc80148">More...</a><br /></td></tr>
<tr class="separator:ga2a1aea3ed02b14de6535f59d2cc80148"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga6bd83454c365f212e47f42ee84db06ed"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___p_c_m___info.html#ga6bd83454c365f212e47f42ee84db06ed">snd_pcm_info_set_stream</a> (<a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> *obj, <a class="el" href="group___p_c_m.html#gac23b43ff55add78638e503b9cc892c24">snd_pcm_stream_t</a> val)</td></tr>
<tr class="memdesc:ga6bd83454c365f212e47f42ee84db06ed"><td class="mdescLeft"> </td><td class="mdescRight">Set wanted stream inside a PCM info container (see <a class="el" href="control_8c.html#ac5a9750f9ba7749efddb0d92747255c8" title="Get info about a PCM device. ">snd_ctl_pcm_info</a>) <a href="#ga6bd83454c365f212e47f42ee84db06ed">More...</a><br /></td></tr>
<tr class="separator:ga6bd83454c365f212e47f42ee84db06ed"><td class="memSeparator" colspan="2"> </td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<p>See the <a class="el" href="pcm.html">PCM (digital audio) interface</a> page for more details. </p>
<h2 class="groupheader">Macro Definition Documentation</h2>
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<td class="memname">#define snd_pcm_info_alloca</td>
<td>(</td>
<td class="paramtype"> </td>
<td class="paramname"><a class="el" href="seq__event_8h.html#add9af9569af79ec26dd741fb226b38ba">ptr</a></td><td>)</td>
<td></td>
</tr>
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</div><div class="memdoc">
<p>allocate an invalid <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> using standard alloca </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">ptr</td><td>returned pointer </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<h2 class="groupheader">Function Documentation</h2>
<a class="anchor" id="ga139884ae6fb3cb5621591f2d6e044a42"></a>
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<td class="memname">void snd_pcm_info_copy </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> * </td>
<td class="paramname"><em>dst</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> * </td>
<td class="paramname"><em>src</em> </td>
</tr>
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<td></td>
<td>)</td>
<td></td><td></td>
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<p>copy one <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> to another </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">dst</td><td>pointer to destination </td></tr>
<tr><td class="paramname">src</td><td>pointer to source </td></tr>
</table>
</dd>
</dl>
</div>
</div>
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<td class="memname">void snd_pcm_info_free </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> * </td>
<td class="paramname"><em>obj</em></td><td>)</td>
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<p>frees a previously allocated <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">obj</td><td>pointer to object to free </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a class="anchor" id="ga3a632a14559c1ea0d07b27b0596c4e41"></a>
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<td class="memname">int snd_pcm_info_get_card </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> * </td>
<td class="paramname"><em>obj</em></td><td>)</td>
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<p>Get card from a PCM info container. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">obj</td><td>PCM info container </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>card number otherwise a negative error code if not associable to a card </dd></dl>
</div>
</div>
<a class="anchor" id="gada845e969b0b9c959134f42b98d73c5c"></a>
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<td class="memname"><a class="el" href="group___p_c_m.html#gad0e95dc8a590d8f9915fec237d7a28a5">snd_pcm_class_t</a> snd_pcm_info_get_class </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> * </td>
<td class="paramname"><em>obj</em></td><td>)</td>
<td></td>
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<p>Get class from a PCM info container. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">obj</td><td>PCM info container </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>class of PCM </dd></dl>
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<td class="memname">unsigned int snd_pcm_info_get_device </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> * </td>
<td class="paramname"><em>obj</em></td><td>)</td>
<td></td>
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</table>
</div><div class="memdoc">
<p>Get device from a PCM info container. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">obj</td><td>PCM info container </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>device number </dd></dl>
</div>
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<td class="memname">const char* snd_pcm_info_get_id </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> * </td>
<td class="paramname"><em>obj</em></td><td>)</td>
<td></td>
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</table>
</div><div class="memdoc">
<p>Get id from a PCM info container. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">obj</td><td>PCM info container </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>short id of PCM </dd></dl>
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</div>
<a class="anchor" id="gad48dd79e45631811c297ee7080681bc6"></a>
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<td class="memname">const char* snd_pcm_info_get_name </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> * </td>
<td class="paramname"><em>obj</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Get name from a PCM info container. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">obj</td><td>PCM info container </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>name of PCM </dd></dl>
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<td class="memname"><a class="el" href="group___p_c_m.html#gac23b43ff55add78638e503b9cc892c24">snd_pcm_stream_t</a> snd_pcm_info_get_stream </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> * </td>
<td class="paramname"><em>obj</em></td><td>)</td>
<td></td>
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</table>
</div><div class="memdoc">
<p>Get stream (direction) from a PCM info container. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">obj</td><td>PCM info container </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>stream </dd></dl>
</div>
</div>
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<td class="memname"><a class="el" href="group___p_c_m.html#ga6a164917c35e2216f6e76beff4e4d0cb">snd_pcm_subclass_t</a> snd_pcm_info_get_subclass </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> * </td>
<td class="paramname"><em>obj</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Get subclass from a PCM info container. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">obj</td><td>PCM info container </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>subclass of PCM </dd></dl>
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<td class="memname">unsigned int snd_pcm_info_get_subdevice </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> * </td>
<td class="paramname"><em>obj</em></td><td>)</td>
<td></td>
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</table>
</div><div class="memdoc">
<p>Get subdevice from a PCM info container. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">obj</td><td>PCM info container </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>subdevice number </dd></dl>
</div>
</div>
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<td class="memname">const char* snd_pcm_info_get_subdevice_name </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> * </td>
<td class="paramname"><em>obj</em></td><td>)</td>
<td></td>
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</div><div class="memdoc">
<p>Get subdevice name from a PCM info container. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">obj</td><td>PCM info container </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>name of used PCM subdevice </dd></dl>
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<td class="memname">unsigned int snd_pcm_info_get_subdevices_avail </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> * </td>
<td class="paramname"><em>obj</em></td><td>)</td>
<td></td>
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</table>
</div><div class="memdoc">
<p>Get available subdevices count from a PCM info container. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">obj</td><td>PCM info container </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>available subdevices count of PCM </dd></dl>
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<td class="memname">unsigned int snd_pcm_info_get_subdevices_count </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> * </td>
<td class="paramname"><em>obj</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Get subdevices count from a PCM info container. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">obj</td><td>PCM info container </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>subdevices total count of PCM </dd></dl>
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<td class="memname"><a class="el" href="unionsnd__pcm__sync__id__t.html">snd_pcm_sync_id_t</a> snd_pcm_info_get_sync </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> * </td>
<td class="paramname"><em>obj</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Get hardware synchronization ID from a PCM info container. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">obj</td><td>PCM info container </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>hardware synchronization ID </dd></dl>
</div>
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<a class="anchor" id="ga2386bb8f334424c1ff2b8854ff29ac0f"></a>
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<td class="memname">int snd_pcm_info_malloc </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> ** </td>
<td class="paramname"><em>ptr</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>allocate an invalid <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> using standard malloc </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">ptr</td><td>returned pointer </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>0 on success otherwise negative error code </dd></dl>
</div>
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<a class="anchor" id="gab9fe6f542c830c516f78ee9124606430"></a>
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<td class="memname">void snd_pcm_info_set_device </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> * </td>
<td class="paramname"><em>obj</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">unsigned int </td>
<td class="paramname"><em>val</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Set wanted device inside a PCM info container (see <a class="el" href="control_8c.html#ac5a9750f9ba7749efddb0d92747255c8" title="Get info about a PCM device. ">snd_ctl_pcm_info</a>) </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">obj</td><td>PCM info container </td></tr>
<tr><td class="paramname">val</td><td>Device number </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a class="anchor" id="ga6bd83454c365f212e47f42ee84db06ed"></a>
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<td class="memname">void snd_pcm_info_set_stream </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> * </td>
<td class="paramname"><em>obj</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>val</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Set wanted stream inside a PCM info container (see <a class="el" href="control_8c.html#ac5a9750f9ba7749efddb0d92747255c8" title="Get info about a PCM device. ">snd_ctl_pcm_info</a>) </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">obj</td><td>PCM info container </td></tr>
<tr><td class="paramname">val</td><td>Stream </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a class="anchor" id="ga2a1aea3ed02b14de6535f59d2cc80148"></a>
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<td class="memname">void snd_pcm_info_set_subdevice </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> * </td>
<td class="paramname"><em>obj</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">unsigned int </td>
<td class="paramname"><em>val</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Set wanted subdevice inside a PCM info container (see <a class="el" href="control_8c.html#ac5a9750f9ba7749efddb0d92747255c8" title="Get info about a PCM device. ">snd_ctl_pcm_info</a>) </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">obj</td><td>PCM info container </td></tr>
<tr><td class="paramname">val</td><td>Subdevice number </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a class="anchor" id="ga782831adf8ee2ee52892479ea0222e67"></a>
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<td class="memname">size_t snd_pcm_info_sizeof </td>
<td>(</td>
<td class="paramtype">void </td>
<td class="paramname"></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>get size of <a class="el" href="group___p_c_m.html#ga7dae86a468480ce8eb1c485446c51664">snd_pcm_info_t</a> </p>
<dl class="section return"><dt>Returns</dt><dd>size in bytes </dd></dl>
</div>
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distrib
>
Mageia
>
5
>
i586
>
media
>
core-release
>
by-pkgid
>
406d9b580cc28afca9442eab7324087d
>
files
>
119
