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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<li class="navelem"><b>SDL2pp</b></li><li class="navelem"><a class="el" href="classSDL2pp_1_1Mixer.html">Mixer</a></li> </ul>
</div>
</div><!-- top -->
<div class="header">
<div class="summary">
<a href="#pub-types">Public Types</a> |
<a href="classSDL2pp_1_1Mixer-members.html">List of all members</a> </div>
<div class="headertitle"><div class="title">SDL2pp::Mixer Class Reference<div class="ingroups"><a class="el" href="group__mixer.html">SDL_mixer</a></div></div></div>
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<div class="contents">
<p>Audio mixer.
<a href="classSDL2pp_1_1Mixer.html#details">More...</a></p>
<p><code>#include <<a class="el" href="Mixer_8hh_source.html">SDL2pp/Mixer.hh</a>></code></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="pub-types" name="pub-types"></a>
Public Types</h2></td></tr>
<tr class="memitem:a5f3d784c2a9eccf48a8f263a8c4e4576" id="r_a5f3d784c2a9eccf48a8f263a8c4e4576"><td class="memItemLeft" align="right" valign="top"><a id="a5f3d784c2a9eccf48a8f263a8c4e4576" name="a5f3d784c2a9eccf48a8f263a8c4e4576"></a>
typedef void(* </td><td class="memItemRight" valign="bottom"><b>ChannelFinishedHandler</b>) (int)</td></tr>
<tr class="memdesc:a5f3d784c2a9eccf48a8f263a8c4e4576"><td class="mdescLeft"> </td><td class="mdescRight">Function type for channel finished callback. <br /></td></tr>
<tr class="separator:a5f3d784c2a9eccf48a8f263a8c4e4576"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ad6ae55923522d6455995bdbcdfac54d0" id="r_ad6ae55923522d6455995bdbcdfac54d0"><td class="memItemLeft" align="right" valign="top"><a id="ad6ae55923522d6455995bdbcdfac54d0" name="ad6ae55923522d6455995bdbcdfac54d0"></a>
typedef void(* </td><td class="memItemRight" valign="bottom"><b>MusicFinishedHandler</b>) ()</td></tr>
<tr class="memdesc:ad6ae55923522d6455995bdbcdfac54d0"><td class="mdescLeft"> </td><td class="mdescRight">Function type for music finished callback. <br /></td></tr>
<tr class="separator:ad6ae55923522d6455995bdbcdfac54d0"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a992d84b513b2007823f331d8d1c8aca7" id="r_a992d84b513b2007823f331d8d1c8aca7"><td class="memItemLeft" align="right" valign="top"><a id="a992d84b513b2007823f331d8d1c8aca7" name="a992d84b513b2007823f331d8d1c8aca7"></a>
typedef std::function< void(Uint8 *stream, int len)> </td><td class="memItemRight" valign="bottom"><b>MusicHook</b></td></tr>
<tr class="memdesc:a992d84b513b2007823f331d8d1c8aca7"><td class="mdescLeft"> </td><td class="mdescRight">Custom music hook. <br /></td></tr>
<tr class="separator:a992d84b513b2007823f331d8d1c8aca7"><td class="memSeparator" colspan="2"> </td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="pub-methods" name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr><td colspan="2"><div class="groupHeader">Construction and destruction</div></td></tr>
<tr class="memitem:a3936c1d08ce34e5381c64bd9d71f8003" id="r_a3936c1d08ce34e5381c64bd9d71f8003"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a3936c1d08ce34e5381c64bd9d71f8003">Mixer</a> (int frequency, Uint16 format, int channels, int chunksize)</td></tr>
<tr class="memdesc:a3936c1d08ce34e5381c64bd9d71f8003"><td class="mdescLeft"> </td><td class="mdescRight">Construct a mixer and open an audio device. <br /></td></tr>
<tr class="separator:a3936c1d08ce34e5381c64bd9d71f8003"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a15f8ef21fbd6c1818f6bf56c71e41951" id="r_a15f8ef21fbd6c1818f6bf56c71e41951"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a15f8ef21fbd6c1818f6bf56c71e41951">~Mixer</a> ()</td></tr>
<tr class="memdesc:a15f8ef21fbd6c1818f6bf56c71e41951"><td class="mdescLeft"> </td><td class="mdescRight">Destructor. <br /></td></tr>
<tr class="separator:a15f8ef21fbd6c1818f6bf56c71e41951"><td class="memSeparator" colspan="2"> </td></tr>
<tr><td colspan="2"><div class="groupHeader">Copy and move</div></td></tr>
<tr class="memitem:a7ced27614248a0d4d2b481e30eb51535" id="r_a7ced27614248a0d4d2b481e30eb51535"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a7ced27614248a0d4d2b481e30eb51535">Mixer</a> (<a class="el" href="classSDL2pp_1_1Mixer.html">Mixer</a> &&other) noexcept</td></tr>
<tr class="memdesc:a7ced27614248a0d4d2b481e30eb51535"><td class="mdescLeft"> </td><td class="mdescRight">Move constructor. <br /></td></tr>
<tr class="separator:a7ced27614248a0d4d2b481e30eb51535"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a0750b857f846aceec3999701455c4939" id="r_a0750b857f846aceec3999701455c4939"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classSDL2pp_1_1Mixer.html">Mixer</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a0750b857f846aceec3999701455c4939">operator=</a> (<a class="el" href="classSDL2pp_1_1Mixer.html">Mixer</a> &&other) noexcept</td></tr>
<tr class="memdesc:a0750b857f846aceec3999701455c4939"><td class="mdescLeft"> </td><td class="mdescRight">Move assignment operator. <br /></td></tr>
<tr class="separator:a0750b857f846aceec3999701455c4939"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a0e2f26bca310bc7bb38a868799626502" id="r_a0e2f26bca310bc7bb38a868799626502"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a0e2f26bca310bc7bb38a868799626502">Mixer</a> (const <a class="el" href="classSDL2pp_1_1Mixer.html">Mixer</a> &other)=delete</td></tr>
<tr class="memdesc:a0e2f26bca310bc7bb38a868799626502"><td class="mdescLeft"> </td><td class="mdescRight">Deleted copy constructor. <br /></td></tr>
<tr class="separator:a0e2f26bca310bc7bb38a868799626502"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a501a18998a61e4b7c2d9005ca459a5b9" id="r_a501a18998a61e4b7c2d9005ca459a5b9"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classSDL2pp_1_1Mixer.html">Mixer</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a501a18998a61e4b7c2d9005ca459a5b9">operator=</a> (const <a class="el" href="classSDL2pp_1_1Mixer.html">Mixer</a> &other)=delete</td></tr>
<tr class="memdesc:a501a18998a61e4b7c2d9005ca459a5b9"><td class="mdescLeft"> </td><td class="mdescRight">Deleted assignment operator. <br /></td></tr>
<tr class="separator:a501a18998a61e4b7c2d9005ca459a5b9"><td class="memSeparator" colspan="2"> </td></tr>
<tr><td colspan="2"><div class="groupHeader">Channels: setup</div></td></tr>
<tr class="memitem:aa1873f8f1b7cf078f8ce2081456e9736" id="r_aa1873f8f1b7cf078f8ce2081456e9736"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#aa1873f8f1b7cf078f8ce2081456e9736">AllocateChannels</a> (int numchans)</td></tr>
<tr class="memdesc:aa1873f8f1b7cf078f8ce2081456e9736"><td class="mdescLeft"> </td><td class="mdescRight">Set the number of channels to mix. <br /></td></tr>
<tr class="separator:aa1873f8f1b7cf078f8ce2081456e9736"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a6a6464dcb56e95f769d64bce7e73b5c3" id="r_a6a6464dcb56e95f769d64bce7e73b5c3"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a6a6464dcb56e95f769d64bce7e73b5c3">GetNumChannels</a> () const</td></tr>
<tr class="memdesc:a6a6464dcb56e95f769d64bce7e73b5c3"><td class="mdescLeft"> </td><td class="mdescRight">Get the number of channels being mixed. <br /></td></tr>
<tr class="separator:a6a6464dcb56e95f769d64bce7e73b5c3"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a77a0f67bda2db94469b05c9b35914cf8" id="r_a77a0f67bda2db94469b05c9b35914cf8"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a77a0f67bda2db94469b05c9b35914cf8">SetVolume</a> (int channel, int volume)</td></tr>
<tr class="memdesc:a77a0f67bda2db94469b05c9b35914cf8"><td class="mdescLeft"> </td><td class="mdescRight">Set the mix volume of a channel. <br /></td></tr>
<tr class="separator:a77a0f67bda2db94469b05c9b35914cf8"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:add52cceda83ae9c3bcccf5145738f7d4" id="r_add52cceda83ae9c3bcccf5145738f7d4"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#add52cceda83ae9c3bcccf5145738f7d4">GetVolume</a> (int channel) const</td></tr>
<tr class="memdesc:add52cceda83ae9c3bcccf5145738f7d4"><td class="mdescLeft"> </td><td class="mdescRight">Get the mix volume of a channel. <br /></td></tr>
<tr class="separator:add52cceda83ae9c3bcccf5145738f7d4"><td class="memSeparator" colspan="2"> </td></tr>
<tr><td colspan="2"><div class="groupHeader">Channels: playing</div></td></tr>
<tr class="memitem:a5999e06f4e99fc4372b30e8e53547b72" id="r_a5999e06f4e99fc4372b30e8e53547b72"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a5999e06f4e99fc4372b30e8e53547b72">PlayChannel</a> (int channel, const <a class="el" href="classSDL2pp_1_1Chunk.html">Chunk</a> &chunk, int loops=0)</td></tr>
<tr class="memdesc:a5999e06f4e99fc4372b30e8e53547b72"><td class="mdescLeft"> </td><td class="mdescRight">Play loop. <br /></td></tr>
<tr class="separator:a5999e06f4e99fc4372b30e8e53547b72"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a2a3b5478a10022273983e79fce18b2ff" id="r_a2a3b5478a10022273983e79fce18b2ff"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a2a3b5478a10022273983e79fce18b2ff">PlayChannel</a> (int channel, const <a class="el" href="classSDL2pp_1_1Chunk.html">Chunk</a> &chunk, int loops, int ticks)</td></tr>
<tr class="memdesc:a2a3b5478a10022273983e79fce18b2ff"><td class="mdescLeft"> </td><td class="mdescRight">Play loop and limit by time. <br /></td></tr>
<tr class="separator:a2a3b5478a10022273983e79fce18b2ff"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a819e7e82fa2a4e41dcf31fa519e7273b" id="r_a819e7e82fa2a4e41dcf31fa519e7273b"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a819e7e82fa2a4e41dcf31fa519e7273b">FadeInChannel</a> (int channel, const <a class="el" href="classSDL2pp_1_1Chunk.html">Chunk</a> &chunk, int loops, int ms)</td></tr>
<tr class="memdesc:a819e7e82fa2a4e41dcf31fa519e7273b"><td class="mdescLeft"> </td><td class="mdescRight">Play loop with fade in. <br /></td></tr>
<tr class="separator:a819e7e82fa2a4e41dcf31fa519e7273b"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a5dd60f311bf50f4ba10b7b5b61b39b64" id="r_a5dd60f311bf50f4ba10b7b5b61b39b64"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a5dd60f311bf50f4ba10b7b5b61b39b64">FadeInChannel</a> (int channel, const <a class="el" href="classSDL2pp_1_1Chunk.html">Chunk</a> &chunk, int loops, int ms, int ticks)</td></tr>
<tr class="memdesc:a5dd60f311bf50f4ba10b7b5b61b39b64"><td class="mdescLeft"> </td><td class="mdescRight">loop with fade in and limit by time <br /></td></tr>
<tr class="separator:a5dd60f311bf50f4ba10b7b5b61b39b64"><td class="memSeparator" colspan="2"> </td></tr>
<tr><td colspan="2"><div class="groupHeader">Channels: pausing</div></td></tr>
<tr class="memitem:abbc885bbff38cd74e8d1428b7847fe47" id="r_abbc885bbff38cd74e8d1428b7847fe47"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#abbc885bbff38cd74e8d1428b7847fe47">PauseChannel</a> (int channel=-1)</td></tr>
<tr class="memdesc:abbc885bbff38cd74e8d1428b7847fe47"><td class="mdescLeft"> </td><td class="mdescRight">Pause a channel. <br /></td></tr>
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<tr class="memitem:af55c0ebafa735983ed06370571ede01c" id="r_af55c0ebafa735983ed06370571ede01c"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#af55c0ebafa735983ed06370571ede01c">ResumeChannel</a> (int channel=-1)</td></tr>
<tr class="memdesc:af55c0ebafa735983ed06370571ede01c"><td class="mdescLeft"> </td><td class="mdescRight">Resume a paused channel. <br /></td></tr>
<tr class="separator:af55c0ebafa735983ed06370571ede01c"><td class="memSeparator" colspan="2"> </td></tr>
<tr><td colspan="2"><div class="groupHeader">Channels: stopping</div></td></tr>
<tr class="memitem:a9cd37614032739726e0ae75ed9d81d66" id="r_a9cd37614032739726e0ae75ed9d81d66"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a9cd37614032739726e0ae75ed9d81d66">HaltChannel</a> (int channel=-1)</td></tr>
<tr class="memdesc:a9cd37614032739726e0ae75ed9d81d66"><td class="mdescLeft"> </td><td class="mdescRight">Stop playing on a channel. <br /></td></tr>
<tr class="separator:a9cd37614032739726e0ae75ed9d81d66"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a33213103c5fa0b557bf5fb38de86e51f" id="r_a33213103c5fa0b557bf5fb38de86e51f"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a33213103c5fa0b557bf5fb38de86e51f">ExpireChannel</a> (int channel, int ticks)</td></tr>
<tr class="memdesc:a33213103c5fa0b557bf5fb38de86e51f"><td class="mdescLeft"> </td><td class="mdescRight">Change the timed stoppage of a channel. <br /></td></tr>
<tr class="separator:a33213103c5fa0b557bf5fb38de86e51f"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aa178b29d534e8573e2defbeb1fc1d3fd" id="r_aa178b29d534e8573e2defbeb1fc1d3fd"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#aa178b29d534e8573e2defbeb1fc1d3fd">FadeOutChannel</a> (int channel, int ms)</td></tr>
<tr class="memdesc:aa178b29d534e8573e2defbeb1fc1d3fd"><td class="mdescLeft"> </td><td class="mdescRight">Stop playing channel after timed fade out. <br /></td></tr>
<tr class="separator:aa178b29d534e8573e2defbeb1fc1d3fd"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a693b299c4786acc30e5245bd3fbc39ef" id="r_a693b299c4786acc30e5245bd3fbc39ef"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a693b299c4786acc30e5245bd3fbc39ef">SetChannelFinishedHandler</a> (<a class="el" href="classSDL2pp_1_1Mixer.html#a5f3d784c2a9eccf48a8f263a8c4e4576">ChannelFinishedHandler</a> channel_finished)</td></tr>
<tr class="memdesc:a693b299c4786acc30e5245bd3fbc39ef"><td class="mdescLeft"> </td><td class="mdescRight">Set callback for when channel finishes playing. <br /></td></tr>
<tr class="separator:a693b299c4786acc30e5245bd3fbc39ef"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ae7adc396f338909eb18d126d8cbecd94" id="r_ae7adc396f338909eb18d126d8cbecd94"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#ae7adc396f338909eb18d126d8cbecd94">RemoveChannelFinishedHandler</a> ()</td></tr>
<tr class="memdesc:ae7adc396f338909eb18d126d8cbecd94"><td class="mdescLeft"> </td><td class="mdescRight">Remove callback for when channel finishes playing. <br /></td></tr>
<tr class="separator:ae7adc396f338909eb18d126d8cbecd94"><td class="memSeparator" colspan="2"> </td></tr>
<tr><td colspan="2"><div class="groupHeader">Channels: info</div></td></tr>
<tr class="memitem:a39df8e386c5943c163ab993597183fc2" id="r_a39df8e386c5943c163ab993597183fc2"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a39df8e386c5943c163ab993597183fc2">IsChannelPlaying</a> (int channel) const</td></tr>
<tr class="memdesc:a39df8e386c5943c163ab993597183fc2"><td class="mdescLeft"> </td><td class="mdescRight">Get the active playing status of a channel. <br /></td></tr>
<tr class="separator:a39df8e386c5943c163ab993597183fc2"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aff9a66a2e6f93e693c68a13a896fe416" id="r_aff9a66a2e6f93e693c68a13a896fe416"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#aff9a66a2e6f93e693c68a13a896fe416">IsChannelPaused</a> (int channel) const</td></tr>
<tr class="memdesc:aff9a66a2e6f93e693c68a13a896fe416"><td class="mdescLeft"> </td><td class="mdescRight">Get the pause status of a channel. <br /></td></tr>
<tr class="separator:aff9a66a2e6f93e693c68a13a896fe416"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ab1961f2b65fba0b26a52b135d5380015" id="r_ab1961f2b65fba0b26a52b135d5380015"><td class="memItemLeft" align="right" valign="top">Mix_Fading </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#ab1961f2b65fba0b26a52b135d5380015">GetChannelFading</a> (int which) const</td></tr>
<tr class="memdesc:ab1961f2b65fba0b26a52b135d5380015"><td class="mdescLeft"> </td><td class="mdescRight">Get the fade status of a channel. <br /></td></tr>
<tr class="separator:ab1961f2b65fba0b26a52b135d5380015"><td class="memSeparator" colspan="2"> </td></tr>
<tr><td colspan="2"><div class="groupHeader">Groups: setup</div></td></tr>
<tr class="memitem:a74b27c5ba3c78d305b14aedb04b8b911" id="r_a74b27c5ba3c78d305b14aedb04b8b911"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a74b27c5ba3c78d305b14aedb04b8b911">ReserveChannels</a> (int num)</td></tr>
<tr class="memdesc:a74b27c5ba3c78d305b14aedb04b8b911"><td class="mdescLeft"> </td><td class="mdescRight">Prevent channels from being used in default group. <br /></td></tr>
<tr class="separator:a74b27c5ba3c78d305b14aedb04b8b911"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a6164e8415099e730f0363ae390da47bb" id="r_a6164e8415099e730f0363ae390da47bb"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a6164e8415099e730f0363ae390da47bb">GroupChannel</a> (int which, int tag)</td></tr>
<tr class="memdesc:a6164e8415099e730f0363ae390da47bb"><td class="mdescLeft"> </td><td class="mdescRight">Add/remove channel to/from group. <br /></td></tr>
<tr class="separator:a6164e8415099e730f0363ae390da47bb"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aa2e7a6abcc70c9c3f896fbf82607e6bd" id="r_aa2e7a6abcc70c9c3f896fbf82607e6bd"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#aa2e7a6abcc70c9c3f896fbf82607e6bd">GroupChannels</a> (int from, int to, int tag)</td></tr>
<tr class="memdesc:aa2e7a6abcc70c9c3f896fbf82607e6bd"><td class="mdescLeft"> </td><td class="mdescRight">Add/remove segment of channels to/from group. <br /></td></tr>
<tr class="separator:aa2e7a6abcc70c9c3f896fbf82607e6bd"><td class="memSeparator" colspan="2"> </td></tr>
<tr><td colspan="2"><div class="groupHeader">Groups: info</div></td></tr>
<tr class="memitem:ad1ac9413838f0fc66e741a1464628bf3" id="r_ad1ac9413838f0fc66e741a1464628bf3"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#ad1ac9413838f0fc66e741a1464628bf3">GetGroupNumChannels</a> (int tag) const</td></tr>
<tr class="memdesc:ad1ac9413838f0fc66e741a1464628bf3"><td class="mdescLeft"> </td><td class="mdescRight">Get number of channels in group. <br /></td></tr>
<tr class="separator:ad1ac9413838f0fc66e741a1464628bf3"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a000e89669fa535c63584673e6f7c5f59" id="r_a000e89669fa535c63584673e6f7c5f59"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a000e89669fa535c63584673e6f7c5f59">GetGroupAvailableChannel</a> (int tag) const</td></tr>
<tr class="memdesc:a000e89669fa535c63584673e6f7c5f59"><td class="mdescLeft"> </td><td class="mdescRight">Get first inactive channel in group. <br /></td></tr>
<tr class="separator:a000e89669fa535c63584673e6f7c5f59"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a1146178c13707d3b184b46ec68640b3c" id="r_a1146178c13707d3b184b46ec68640b3c"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a1146178c13707d3b184b46ec68640b3c">GetGroupOldestChannel</a> (int tag) const</td></tr>
<tr class="memdesc:a1146178c13707d3b184b46ec68640b3c"><td class="mdescLeft"> </td><td class="mdescRight">Get oldest busy channel in group. <br /></td></tr>
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<tr class="memitem:a8385924a759fb098708efc3927e1bbb1" id="r_a8385924a759fb098708efc3927e1bbb1"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a8385924a759fb098708efc3927e1bbb1">GetGroupNewestChannel</a> (int tag) const</td></tr>
<tr class="memdesc:a8385924a759fb098708efc3927e1bbb1"><td class="mdescLeft"> </td><td class="mdescRight">Get youngest busy channel in group. <br /></td></tr>
<tr class="separator:a8385924a759fb098708efc3927e1bbb1"><td class="memSeparator" colspan="2"> </td></tr>
<tr><td colspan="2"><div class="groupHeader">Groups: stopping</div></td></tr>
<tr class="memitem:a019c3a684730fa1e6b06c296dec8f927" id="r_a019c3a684730fa1e6b06c296dec8f927"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a019c3a684730fa1e6b06c296dec8f927">FadeOutGroup</a> (int tag, int ms)</td></tr>
<tr class="memdesc:a019c3a684730fa1e6b06c296dec8f927"><td class="mdescLeft"> </td><td class="mdescRight">Fade out a group over time. <br /></td></tr>
<tr class="separator:a019c3a684730fa1e6b06c296dec8f927"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a5e0c06124dbb8864a69f7332bce9c71d" id="r_a5e0c06124dbb8864a69f7332bce9c71d"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a5e0c06124dbb8864a69f7332bce9c71d">HaltGroup</a> (int tag)</td></tr>
<tr class="memdesc:a5e0c06124dbb8864a69f7332bce9c71d"><td class="mdescLeft"> </td><td class="mdescRight">Stop a group. <br /></td></tr>
<tr class="separator:a5e0c06124dbb8864a69f7332bce9c71d"><td class="memSeparator" colspan="2"> </td></tr>
<tr><td colspan="2"><div class="groupHeader">Music: playing</div></td></tr>
<tr class="memitem:a79463f21bc76b0ff8f7a6818ba5ee0c7" id="r_a79463f21bc76b0ff8f7a6818ba5ee0c7"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a79463f21bc76b0ff8f7a6818ba5ee0c7">PlayMusic</a> (const <a class="el" href="classSDL2pp_1_1Music.html">Music</a> &music, int loops=-1)</td></tr>
<tr class="memdesc:a79463f21bc76b0ff8f7a6818ba5ee0c7"><td class="mdescLeft"> </td><td class="mdescRight">Play music. <br /></td></tr>
<tr class="separator:a79463f21bc76b0ff8f7a6818ba5ee0c7"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:abf0695736314e4f2775b27e6331b1eb7" id="r_abf0695736314e4f2775b27e6331b1eb7"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#abf0695736314e4f2775b27e6331b1eb7">FadeInMusic</a> (const <a class="el" href="classSDL2pp_1_1Music.html">Music</a> &music, int loops=-1, int ms=0)</td></tr>
<tr class="memdesc:abf0695736314e4f2775b27e6331b1eb7"><td class="mdescLeft"> </td><td class="mdescRight">Play music, with looping, and fade in. <br /></td></tr>
<tr class="separator:abf0695736314e4f2775b27e6331b1eb7"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a1e5fd93b75e8cccf5a04af84c5004fbb" id="r_a1e5fd93b75e8cccf5a04af84c5004fbb"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a1e5fd93b75e8cccf5a04af84c5004fbb">SetMusicHook</a> (<a class="el" href="classSDL2pp_1_1Mixer.html#a992d84b513b2007823f331d8d1c8aca7">MusicHook</a> &&hook)</td></tr>
<tr class="memdesc:a1e5fd93b75e8cccf5a04af84c5004fbb"><td class="mdescLeft"> </td><td class="mdescRight">Hook for a custom music player. <br /></td></tr>
<tr class="separator:a1e5fd93b75e8cccf5a04af84c5004fbb"><td class="memSeparator" colspan="2"> </td></tr>
<tr><td colspan="2"><div class="groupHeader">Music: settings</div></td></tr>
<tr class="memitem:aebdfade9ca482e7a145ca1ee34d07477" id="r_aebdfade9ca482e7a145ca1ee34d07477"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#aebdfade9ca482e7a145ca1ee34d07477">SetMusicVolume</a> (int volume)</td></tr>
<tr class="memdesc:aebdfade9ca482e7a145ca1ee34d07477"><td class="mdescLeft"> </td><td class="mdescRight">Set music volume. <br /></td></tr>
<tr class="separator:aebdfade9ca482e7a145ca1ee34d07477"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ae71bbd810be32069f8684200bcecab56" id="r_ae71bbd810be32069f8684200bcecab56"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#ae71bbd810be32069f8684200bcecab56">GetMusicVolume</a> () const</td></tr>
<tr class="memdesc:ae71bbd810be32069f8684200bcecab56"><td class="mdescLeft"> </td><td class="mdescRight">Get music volume. <br /></td></tr>
<tr class="separator:ae71bbd810be32069f8684200bcecab56"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:add62af2c03f030bbfe5a4983550da576" id="r_add62af2c03f030bbfe5a4983550da576"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#add62af2c03f030bbfe5a4983550da576">PauseMusic</a> ()</td></tr>
<tr class="memdesc:add62af2c03f030bbfe5a4983550da576"><td class="mdescLeft"> </td><td class="mdescRight">Pause music. <br /></td></tr>
<tr class="separator:add62af2c03f030bbfe5a4983550da576"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a1dbaaafc1e0c10d06f088979468fdd0f" id="r_a1dbaaafc1e0c10d06f088979468fdd0f"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a1dbaaafc1e0c10d06f088979468fdd0f">ResumeMusic</a> ()</td></tr>
<tr class="memdesc:a1dbaaafc1e0c10d06f088979468fdd0f"><td class="mdescLeft"> </td><td class="mdescRight">Resume paused music. <br /></td></tr>
<tr class="separator:a1dbaaafc1e0c10d06f088979468fdd0f"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aec9917452776c444307d377563488e25" id="r_aec9917452776c444307d377563488e25"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#aec9917452776c444307d377563488e25">RewindMusic</a> ()</td></tr>
<tr class="memdesc:aec9917452776c444307d377563488e25"><td class="mdescLeft"> </td><td class="mdescRight">Rewind music to beginning. <br /></td></tr>
<tr class="separator:aec9917452776c444307d377563488e25"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:af3305175c1e9cd3afd847f37f60e61fc" id="r_af3305175c1e9cd3afd847f37f60e61fc"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#af3305175c1e9cd3afd847f37f60e61fc">SetMusicPosition</a> (double position)</td></tr>
<tr class="memdesc:af3305175c1e9cd3afd847f37f60e61fc"><td class="mdescLeft"> </td><td class="mdescRight">Set position of playback in stream. <br /></td></tr>
<tr class="separator:af3305175c1e9cd3afd847f37f60e61fc"><td class="memSeparator" colspan="2"> </td></tr>
<tr><td colspan="2"><div class="groupHeader">Music: stopping</div></td></tr>
<tr class="memitem:ac0376687cfc3291f0a45897d80bf66e2" id="r_ac0376687cfc3291f0a45897d80bf66e2"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#ac0376687cfc3291f0a45897d80bf66e2">HaltMusic</a> ()</td></tr>
<tr class="memdesc:ac0376687cfc3291f0a45897d80bf66e2"><td class="mdescLeft"> </td><td class="mdescRight">Stop music playback. <br /></td></tr>
<tr class="separator:ac0376687cfc3291f0a45897d80bf66e2"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a5bad5b97e5be8e075aa8358594ce2df5" id="r_a5bad5b97e5be8e075aa8358594ce2df5"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a5bad5b97e5be8e075aa8358594ce2df5">FadeOutMusic</a> (int ms)</td></tr>
<tr class="memdesc:a5bad5b97e5be8e075aa8358594ce2df5"><td class="mdescLeft"> </td><td class="mdescRight">Stop music, with fade out. <br /></td></tr>
<tr class="separator:a5bad5b97e5be8e075aa8358594ce2df5"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a23bf86e57709fe6e42aa540421581b12" id="r_a23bf86e57709fe6e42aa540421581b12"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a23bf86e57709fe6e42aa540421581b12">SetMusicFinishedHandler</a> (<a class="el" href="classSDL2pp_1_1Mixer.html#ad6ae55923522d6455995bdbcdfac54d0">MusicFinishedHandler</a> music_finished)</td></tr>
<tr class="memdesc:a23bf86e57709fe6e42aa540421581b12"><td class="mdescLeft"> </td><td class="mdescRight">Set a callback for when music stops. <br /></td></tr>
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<tr class="memitem:a223f4eb610b9e295779c7a8a452a8c54" id="r_a223f4eb610b9e295779c7a8a452a8c54"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a223f4eb610b9e295779c7a8a452a8c54">RemoveMusicFinishedHandler</a> ()</td></tr>
<tr class="memdesc:a223f4eb610b9e295779c7a8a452a8c54"><td class="mdescLeft"> </td><td class="mdescRight">Remove a callback for when music stops. <br /></td></tr>
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<tr><td colspan="2"><div class="groupHeader">Music: info</div></td></tr>
<tr class="memitem:ad113c23c14e3b1e67419c522995d1097" id="r_ad113c23c14e3b1e67419c522995d1097"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#ad113c23c14e3b1e67419c522995d1097">IsMusicPlaying</a> () const</td></tr>
<tr class="memdesc:ad113c23c14e3b1e67419c522995d1097"><td class="mdescLeft"> </td><td class="mdescRight">Test whether music is playing. <br /></td></tr>
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<tr class="memitem:a8063304fb149a4859794003397604763" id="r_a8063304fb149a4859794003397604763"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a8063304fb149a4859794003397604763">IsMusicPaused</a> () const</td></tr>
<tr class="memdesc:a8063304fb149a4859794003397604763"><td class="mdescLeft"> </td><td class="mdescRight">Test whether music is paused. <br /></td></tr>
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<tr class="memitem:a978bf3be6e9dea95febedcfe5b617c76" id="r_a978bf3be6e9dea95febedcfe5b617c76"><td class="memItemLeft" align="right" valign="top">Mix_Fading </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a978bf3be6e9dea95febedcfe5b617c76">GetMusicFading</a> () const</td></tr>
<tr class="memdesc:a978bf3be6e9dea95febedcfe5b617c76"><td class="mdescLeft"> </td><td class="mdescRight">Get status of current music fade activity. <br /></td></tr>
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<tr><td colspan="2"><div class="groupHeader">Effects</div></td></tr>
<tr class="memitem:a977ca957cae10255d79b4cd83c9fce86" id="r_a977ca957cae10255d79b4cd83c9fce86"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a977ca957cae10255d79b4cd83c9fce86">SetPanning</a> (int channel, Uint8 left, Uint8 right)</td></tr>
<tr class="memdesc:a977ca957cae10255d79b4cd83c9fce86"><td class="mdescLeft"> </td><td class="mdescRight">Stereo panning. <br /></td></tr>
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<tr class="memitem:a55f9a2b54db8c14da4b8e8e5cd26bed7" id="r_a55f9a2b54db8c14da4b8e8e5cd26bed7"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a55f9a2b54db8c14da4b8e8e5cd26bed7">UnsetPanning</a> (int channel)</td></tr>
<tr class="memdesc:a55f9a2b54db8c14da4b8e8e5cd26bed7"><td class="mdescLeft"> </td><td class="mdescRight">Disable stereo panning. <br /></td></tr>
<tr class="separator:a55f9a2b54db8c14da4b8e8e5cd26bed7"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a1bea0642d1f2fe54e78a84e5058c36e3" id="r_a1bea0642d1f2fe54e78a84e5058c36e3"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a1bea0642d1f2fe54e78a84e5058c36e3">SetDistance</a> (int channel, Uint8 distance)</td></tr>
<tr class="memdesc:a1bea0642d1f2fe54e78a84e5058c36e3"><td class="mdescLeft"> </td><td class="mdescRight">Distance attenuation (volume) <br /></td></tr>
<tr class="separator:a1bea0642d1f2fe54e78a84e5058c36e3"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a02f42ab50acd90da9049b3280acf442e" id="r_a02f42ab50acd90da9049b3280acf442e"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a02f42ab50acd90da9049b3280acf442e">UnsetDistance</a> (int channel)</td></tr>
<tr class="memdesc:a02f42ab50acd90da9049b3280acf442e"><td class="mdescLeft"> </td><td class="mdescRight">Disable distance attenuation. <br /></td></tr>
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<tr class="memitem:a049fe471754cfa4c7b22c4a5b78231bb" id="r_a049fe471754cfa4c7b22c4a5b78231bb"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a049fe471754cfa4c7b22c4a5b78231bb">SetPosition</a> (int channel, Sint16 angle, Uint8 distance)</td></tr>
<tr class="memdesc:a049fe471754cfa4c7b22c4a5b78231bb"><td class="mdescLeft"> </td><td class="mdescRight">Panning (angular) and distance. <br /></td></tr>
<tr class="separator:a049fe471754cfa4c7b22c4a5b78231bb"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a5b8d73278024879a0db5d2d0535876af" id="r_a5b8d73278024879a0db5d2d0535876af"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a5b8d73278024879a0db5d2d0535876af">UnsetPosition</a> (int channel)</td></tr>
<tr class="memdesc:a5b8d73278024879a0db5d2d0535876af"><td class="mdescLeft"> </td><td class="mdescRight">Disable panning and distance. <br /></td></tr>
<tr class="separator:a5b8d73278024879a0db5d2d0535876af"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a29173020c7fe8195ecb60f437e1a3cdf" id="r_a29173020c7fe8195ecb60f437e1a3cdf"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#a29173020c7fe8195ecb60f437e1a3cdf">SetReverseStereo</a> (int channel)</td></tr>
<tr class="memdesc:a29173020c7fe8195ecb60f437e1a3cdf"><td class="mdescLeft"> </td><td class="mdescRight">Swap stereo left and right. <br /></td></tr>
<tr class="separator:a29173020c7fe8195ecb60f437e1a3cdf"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ae8c8790f6e3691a39627d1b81fabf37d" id="r_ae8c8790f6e3691a39627d1b81fabf37d"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classSDL2pp_1_1Mixer.html#ae8c8790f6e3691a39627d1b81fabf37d">UnsetReverseStereo</a> (int channel)</td></tr>
<tr class="memdesc:ae8c8790f6e3691a39627d1b81fabf37d"><td class="mdescLeft"> </td><td class="mdescRight">Disable stereo swapping. <br /></td></tr>
<tr class="separator:ae8c8790f6e3691a39627d1b81fabf37d"><td class="memSeparator" colspan="2"> </td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Audio mixer. </p>
<p>This class represents open SDL_mixer audio device. Object of this class must be constructed before calling any other mixer functions. </p>
</div><h2 class="groupheader">Constructor & Destructor Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a3936c1d08ce34e5381c64bd9d71f8003">◆ </a></span>Mixer() <span class="overload">[1/3]</span></h2>
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<td class="memname">SDL2pp::Mixer::Mixer </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"><em>frequency</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">Uint16 </td>
<td class="paramname"><em>format</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"><em>channels</em>, </td>
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<td class="paramtype">int </td>
<td class="paramname"><em>chunksize</em> </td>
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<p>Construct a mixer and open an audio device. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">frequency</td><td>Output sampling frequency in samples per second (Hz). You might use MIX_DEFAULT_FREQUENCY(22050) since that is a good value for most games </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">format</td><td>Output sample format </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">channels</td><td>Number of sound channels in output. Set to 2 for stereo, 1 for mono. This has nothing to do with mixing channels </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">chunksize</td><td>Bytes used per output sample</td></tr>
</table>
</dd>
</dl>
<dl class="exception"><dt>Exceptions</dt><dd>
<table class="exception">
<tr><td class="paramname"><a class="el" href="classSDL2pp_1_1Exception.html" title="Exception object representing SDL2 error">SDL2pp::Exception</a></td><td></td></tr>
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</dd>
</dl>
<dl class="section see"><dt>See also</dt><dd><a href="https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC11">https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC11</a> </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a15f8ef21fbd6c1818f6bf56c71e41951">◆ </a></span>~Mixer()</h2>
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<td class="memname">SDL2pp::Mixer::~Mixer </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
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<p>Destructor. </p>
<dl class="section see"><dt>See also</dt><dd><a href="https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC12">https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC12</a> </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a7ced27614248a0d4d2b481e30eb51535">◆ </a></span>Mixer() <span class="overload">[2/3]</span></h2>
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<td class="memname">SDL2pp::Mixer::Mixer </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classSDL2pp_1_1Mixer.html">Mixer</a> && </td>
<td class="paramname"><em>other</em></td><td>)</td>
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<span class="mlabels"><span class="mlabel">noexcept</span></span> </td>
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<p>Move constructor. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">other</td><td><a class="el" href="classSDL2pp_1_1Mixer.html" title="Audio mixer.">SDL2pp::Mixer</a> object to move data from </td></tr>
</table>
</dd>
</dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a0e2f26bca310bc7bb38a868799626502">◆ </a></span>Mixer() <span class="overload">[3/3]</span></h2>
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<td class="memname">SDL2pp::Mixer::Mixer </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classSDL2pp_1_1Mixer.html">Mixer</a> & </td>
<td class="paramname"><em>other</em></td><td>)</td>
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<p>Deleted copy constructor. </p>
<p>This class is not copyable </p>
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</div>
<h2 class="groupheader">Member Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#aa1873f8f1b7cf078f8ce2081456e9736">◆ </a></span>AllocateChannels()</h2>
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<td class="memname">int SDL2pp::Mixer::AllocateChannels </td>
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<p>Set the number of channels to mix. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">numchans</td><td>Number of channels to allocate for mixing</td></tr>
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</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>The number of channels allocated</dd></dl>
<dl class="section see"><dt>See also</dt><dd><a href="https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC26">https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC26</a> </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a33213103c5fa0b557bf5fb38de86e51f">◆ </a></span>ExpireChannel()</h2>
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<td class="memname">int SDL2pp::Mixer::ExpireChannel </td>
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<td class="paramtype">int </td>
<td class="paramname"><em>channel</em>, </td>
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<td class="paramtype">int </td>
<td class="paramname"><em>ticks</em> </td>
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<p>Change the timed stoppage of a channel. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">channel</td><td>Channel to stop playing, or -1 for all channels </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">ticks</td><td>Millisecons until channel(s) halt playback</td></tr>
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</dd>
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<dl class="section return"><dt>Returns</dt><dd>Number of channels set to expire. Whether or not they are active</dd></dl>
<dl class="section see"><dt>See also</dt><dd><a href="https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC35">https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC35</a> </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a819e7e82fa2a4e41dcf31fa519e7273b">◆ </a></span>FadeInChannel() <span class="overload">[1/2]</span></h2>
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<td class="memname">int SDL2pp::Mixer::FadeInChannel </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"><em>channel</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">const <a class="el" href="classSDL2pp_1_1Chunk.html">Chunk</a> & </td>
<td class="paramname"><em>chunk</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"><em>loops</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"><em>ms</em> </td>
</tr>
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<td></td>
<td>)</td>
<td></td><td></td>
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<p>Play loop with fade in. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">channel</td><td>Channel to play on, or -1 for the first free unreserved channel </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">chunk</td><td>Sample to play </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">loops</td><td>Number of loops, -1 is infinite loops. Passing one here plays the sample twice (1 loop). </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">ms</td><td>Milliseconds of time that the fade-in effect should take to go from silence to full volume</td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>The channel the sample is played on</dd></dl>
<dl class="exception"><dt>Exceptions</dt><dd>
<table class="exception">
<tr><td class="paramname"><a class="el" href="classSDL2pp_1_1Exception.html" title="Exception object representing SDL2 error">SDL2pp::Exception</a></td><td></td></tr>
</table>
</dd>
</dl>
<dl class="section see"><dt>See also</dt><dd><a href="https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC30">https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC30</a> </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a5dd60f311bf50f4ba10b7b5b61b39b64">◆ </a></span>FadeInChannel() <span class="overload">[2/2]</span></h2>
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<td class="memname">int SDL2pp::Mixer::FadeInChannel </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"><em>channel</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">const <a class="el" href="classSDL2pp_1_1Chunk.html">Chunk</a> & </td>
<td class="paramname"><em>chunk</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"><em>loops</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"><em>ms</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"><em>ticks</em> </td>
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<p>loop with fade in and limit by time </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">channel</td><td>Channel to play on, or -1 for the first free unreserved channel </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">chunk</td><td>Sample to play </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">loops</td><td>Number of loops, -1 is infinite loops. Passing one here plays the sample twice (1 loop). </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">ms</td><td>Milliseconds of time that the fade-in effect should take to go from silence to full volume </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">ticks</td><td>Millisecond limit to play sample, at most. If not enough loops or the sample chunk is not long enough, then the sample may stop before this timeout occurs. -1 means play forever</td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>The channel the sample is played on</dd></dl>
<dl class="exception"><dt>Exceptions</dt><dd>
<table class="exception">
<tr><td class="paramname"><a class="el" href="classSDL2pp_1_1Exception.html" title="Exception object representing SDL2 error">SDL2pp::Exception</a></td><td></td></tr>
</table>
</dd>
</dl>
<dl class="section see"><dt>See also</dt><dd><a href="https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC31">https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC31</a> </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#abf0695736314e4f2775b27e6331b1eb7">◆ </a></span>FadeInMusic()</h2>
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<td class="memname">void SDL2pp::Mixer::FadeInMusic </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classSDL2pp_1_1Music.html">Music</a> & </td>
<td class="paramname"><em>music</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"><em>loops</em> = <code>-1</code>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"><em>ms</em> = <code>0</code> </td>
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<p>Play music, with looping, and fade in. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">music</td><td><a class="el" href="classSDL2pp_1_1Music.html" title="Music data">Music</a> to play </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">loops</td><td>number of times to play through the music. 0 plays the music zero times... -1 plays the music forever </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">ms</td><td>Milliseconds for the fade-in effect to complete</td></tr>
</table>
</dd>
</dl>
<dl class="section see"><dt>See also</dt><dd><a href="https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC57">https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC57</a> </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#aa178b29d534e8573e2defbeb1fc1d3fd">◆ </a></span>FadeOutChannel()</h2>
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<td class="memname">int SDL2pp::Mixer::FadeOutChannel </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"><em>channel</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"><em>ms</em> </td>
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<td></td>
<td>)</td>
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<p>Stop playing channel after timed fade out. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">channel</td><td>Channel to fade out, or -1 to fade all channels out </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">ms</td><td>Milliseconds of time that the fade-out effect should take to go to silence, starting now</td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>The number of channels set to fade out</dd></dl>
<dl class="section see"><dt>See also</dt><dd><a href="https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC36">https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC36</a> </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a019c3a684730fa1e6b06c296dec8f927">◆ </a></span>FadeOutGroup()</h2>
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<td class="memname">int SDL2pp::Mixer::FadeOutGroup </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"><em>tag</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"><em>ms</em> </td>
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<td></td>
<td>)</td>
<td></td><td></td>
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<p>Fade out a group over time. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">tag</td><td>Group to fade out </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">ms</td><td>Milliseconds of time that the fade-out effect should take to go to silence, starting now</td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>The number of channels set to fade out</dd></dl>
<dl class="section see"><dt>See also</dt><dd><a href="https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC50">https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC50</a> </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a5bad5b97e5be8e075aa8358594ce2df5">◆ </a></span>FadeOutMusic()</h2>
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<td class="memname">bool SDL2pp::Mixer::FadeOutMusic </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"><em>ms</em></td><td>)</td>
<td></td>
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<p>Stop music, with fade out. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">ms</td><td>Milliseconds of time that the fade-out effect should take to go to silence, starting now.</td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>True in success, false on failure</dd></dl>
<dl class="section see"><dt>See also</dt><dd><a href="https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC68">https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC68</a> </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#ab1961f2b65fba0b26a52b135d5380015">◆ </a></span>GetChannelFading()</h2>
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<td class="memname">Mix_Fading SDL2pp::Mixer::GetChannelFading </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"><em>which</em></td><td>)</td>
<td> const</td>
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<p>Get the fade status of a channel. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">which</td><td>Channel to get the fade activity status from</td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>The fading status</dd></dl>
<dl class="section see"><dt>See also</dt><dd><a href="https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC40">https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC40</a> </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a000e89669fa535c63584673e6f7c5f59">◆ </a></span>GetGroupAvailableChannel()</h2>
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<td class="memname">int SDL2pp::Mixer::GetGroupAvailableChannel </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"><em>tag</em></td><td>)</td>
<td> const</td>
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<p>Get first inactive channel in group. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">tag</td><td>A group number</td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>The channel found on success. -1 is returned when no channels in the group are available</dd></dl>
<dl class="section see"><dt>See also</dt><dd><a href="https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC47">https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC47</a> </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a8385924a759fb098708efc3927e1bbb1">◆ </a></span>GetGroupNewestChannel()</h2>
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<td class="memname">int SDL2pp::Mixer::GetGroupNewestChannel </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"><em>tag</em></td><td>)</td>
<td> const</td>
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<p>Get youngest busy channel in group. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">tag</td><td>A group number</td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>The channel found on success. -1 is returned when no channels in the group are available</dd></dl>
<dl class="section see"><dt>See also</dt><dd><a href="https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC49">https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC49</a> </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#ad1ac9413838f0fc66e741a1464628bf3">◆ </a></span>GetGroupNumChannels()</h2>
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<td class="memname">int SDL2pp::Mixer::GetGroupNumChannels </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"><em>tag</em></td><td>)</td>
<td> const</td>
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<p>Get number of channels in group. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">tag</td><td>A group number</td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>The number of channels found in the group</dd></dl>
<dl class="section see"><dt>See also</dt><dd><a href="https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC46">https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC46</a> </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a1146178c13707d3b184b46ec68640b3c">◆ </a></span>GetGroupOldestChannel()</h2>
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<td class="memname">int SDL2pp::Mixer::GetGroupOldestChannel </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"><em>tag</em></td><td>)</td>
<td> const</td>
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<p>Get oldest busy channel in group. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">tag</td><td>A group number</td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>The channel found on success. -1 is returned when no channels in the group are available</dd></dl>
<dl class="section see"><dt>See also</dt><dd><a href="https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC48">https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC48</a> </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a978bf3be6e9dea95febedcfe5b617c76">◆ </a></span>GetMusicFading()</h2>
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<td class="memname">Mix_Fading SDL2pp::Mixer::GetMusicFading </td>
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<td class="paramname"></td><td>)</td>
<td> const</td>
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<p>Get status of current music fade activity. </p>
<dl class="section return"><dt>Returns</dt><dd>The fading status</dd></dl>
<dl class="section see"><dt>See also</dt><dd><a href="https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC73">https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC73</a> </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#ae71bbd810be32069f8684200bcecab56">◆ </a></span>GetMusicVolume()</h2>
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<td class="memname">int SDL2pp::Mixer::GetMusicVolume </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const</td>
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<p>Get music volume. </p>
<dl class="section return"><dt>Returns</dt><dd>Current volume setting</dd></dl>
<dl class="section see"><dt>See also</dt><dd><a href="https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC61">https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC61</a> </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a6a6464dcb56e95f769d64bce7e73b5c3">◆ </a></span>GetNumChannels()</h2>
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<td class="memname">int SDL2pp::Mixer::GetNumChannels </td>
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<td class="paramname"></td><td>)</td>
<td> const</td>
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<p>Get the number of channels being mixed. </p>
<dl class="section return"><dt>Returns</dt><dd>The number of channels allocated</dd></dl>
<dl class="section see"><dt>See also</dt><dd><a href="https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC26">https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer.html#SEC26</a> </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#add52cceda83ae9c3bcccf5145738f7d4">◆ </a></span>GetVolume()</h2>
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<td class="memname">int SDL2pp::Mixer::GetVolume </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"><em>channel</em></td><td>)</td>
<td> const</td>
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