mirror of
https://github.com/pschatzmann/arduino-audio-tools.git
synced 2024-09-21 10:27:27 +00:00
462 lines
78 KiB
HTML
462 lines
78 KiB
HTML
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
|
|
<html xmlns="http://www.w3.org/1999/xhtml">
|
|
<head>
|
|
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
|
|
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
|
|
<meta name="generator" content="Doxygen 1.9.1"/>
|
|
<meta name="viewport" content="width=device-width, initial-scale=1"/>
|
|
<title>arduino-audio-tools: src/AudioTools/VolumeStream.h Source File</title>
|
|
<link href="tabs.css" rel="stylesheet" type="text/css"/>
|
|
<script type="text/javascript" src="jquery.js"></script>
|
|
<script type="text/javascript" src="dynsections.js"></script>
|
|
<link href="search/search.css" rel="stylesheet" type="text/css"/>
|
|
<script type="text/javascript" src="search/searchdata.js"></script>
|
|
<script type="text/javascript" src="search/search.js"></script>
|
|
<link href="doxygen.css" rel="stylesheet" type="text/css" />
|
|
</head>
|
|
<body>
|
|
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
|
|
<div id="titlearea">
|
|
<table cellspacing="0" cellpadding="0">
|
|
<tbody>
|
|
<tr style="height: 56px;">
|
|
<td id="projectalign" style="padding-left: 0.5em;">
|
|
<div id="projectname">arduino-audio-tools
|
|
</div>
|
|
</td>
|
|
</tr>
|
|
</tbody>
|
|
</table>
|
|
</div>
|
|
<!-- end header part -->
|
|
<!-- Generated by Doxygen 1.9.1 -->
|
|
<script type="text/javascript">
|
|
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */
|
|
var searchBox = new SearchBox("searchBox", "search",false,'Search','.html');
|
|
/* @license-end */
|
|
</script>
|
|
<script type="text/javascript" src="menudata.js"></script>
|
|
<script type="text/javascript" src="menu.js"></script>
|
|
<script type="text/javascript">
|
|
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */
|
|
$(function() {
|
|
initMenu('',true,false,'search.php','Search');
|
|
$(document).ready(function() { init_search(); });
|
|
});
|
|
/* @license-end */</script>
|
|
<div id="main-nav"></div>
|
|
<!-- window showing the filter options -->
|
|
<div id="MSearchSelectWindow"
|
|
onmouseover="return searchBox.OnSearchSelectShow()"
|
|
onmouseout="return searchBox.OnSearchSelectHide()"
|
|
onkeydown="return searchBox.OnSearchSelectKey(event)">
|
|
</div>
|
|
|
|
<!-- iframe showing the search results (closed by default) -->
|
|
<div id="MSearchResultsWindow">
|
|
<iframe src="javascript:void(0)" frameborder="0"
|
|
name="MSearchResults" id="MSearchResults">
|
|
</iframe>
|
|
</div>
|
|
|
|
<div id="nav-path" class="navpath">
|
|
<ul>
|
|
<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li><li class="navelem"><a class="el" href="dir_d5cb8525404b047b9954b2bda6b3d0c1.html">AudioTools</a></li> </ul>
|
|
</div>
|
|
</div><!-- top -->
|
|
<div class="header">
|
|
<div class="headertitle">
|
|
<div class="title">VolumeStream.h</div> </div>
|
|
</div><!--header-->
|
|
<div class="contents">
|
|
<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>  </div>
|
|
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="preprocessor">#pragma once</span></div>
|
|
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="preprocessor">#include "AudioTools/AudioStreams.h"</span></div>
|
|
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="preprocessor">#include "AudioTools/AudioOutput.h"</span></div>
|
|
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="preprocessor">#include "AudioTools/VolumeControl.h"</span></div>
|
|
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="preprocessor">#include "AudioTools/AudioTypes.h"</span></div>
|
|
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>  </div>
|
|
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="keyword">namespace </span><a class="code" href="namespaceaudio__tools.html">audio_tools</a> {</div>
|
|
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>  </div>
|
|
<div class="line"><a name="l00015"></a><span class="lineno"><a class="line" href="structaudio__tools_1_1_volume_stream_config.html"> 15</a></span> <span class="keyword">struct </span><a class="code" href="structaudio__tools_1_1_volume_stream_config.html">VolumeStreamConfig</a> : <span class="keyword">public</span> <a class="code" href="structaudio__tools_1_1_audio_info.html">AudioInfo</a> {</div>
|
|
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>  <a class="code" href="structaudio__tools_1_1_volume_stream_config.html">VolumeStreamConfig</a>(){</div>
|
|
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>  <a class="code" href="structaudio__tools_1_1_audio_info.html#aa65c89fa8336bfdc4f8d916d9d415a9f">bits_per_sample</a> = 16;</div>
|
|
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  <a class="code" href="structaudio__tools_1_1_audio_info.html#a1ac7822956f57069d76da865d6b33c55">channels</a> = 2;</div>
|
|
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  }</div>
|
|
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  <span class="keywordtype">bool</span> allow_boost = <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  <span class="keywordtype">float</span> volume=1.0; <span class="comment">// start_volume</span></div>
|
|
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> };</div>
|
|
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  </div>
|
|
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  </div>
|
|
<div class="line"><a name="l00034"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_volume_stream.html"> 34</a></span> <span class="keyword">class </span><a class="code" href="classaudio__tools_1_1_volume_stream.html">VolumeStream</a> : <span class="keyword">public</span> <a class="code" href="classaudio__tools_1_1_modifying_stream.html">ModifyingStream</a>, <span class="keyword">public</span> <a class="code" href="classaudio__tools_1_1_volume_support.html">VolumeSupport</a> {</div>
|
|
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keyword">public</span>:</div>
|
|
<div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_volume_stream.html#a91df9205f089001aba76d0fa8a7d1af1"> 37</a></span>  <a class="code" href="classaudio__tools_1_1_volume_stream.html#a91df9205f089001aba76d0fa8a7d1af1">VolumeStream</a>() = <span class="keywordflow">default</span>;</div>
|
|
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  </div>
|
|
<div class="line"><a name="l00040"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_volume_stream.html#aeefdc8cb4396440dcd16cf76ce39b168"> 40</a></span>  <a class="code" href="classaudio__tools_1_1_volume_stream.html#aeefdc8cb4396440dcd16cf76ce39b168">VolumeStream</a>(<a class="code" href="classaudio__tools_1_1_print.html">Print</a> &out) {</div>
|
|
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <a class="code" href="classaudio__tools_1_1_volume_stream.html#ae1220e7e3542f5a84c21fe2f7cef194c">setOutput</a>(out);</div>
|
|
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  }</div>
|
|
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  </div>
|
|
<div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_volume_stream.html#ad5f4bc6dc1d853957daa5b3708e55e72"> 45</a></span>  <a class="code" href="classaudio__tools_1_1_volume_stream.html#ad5f4bc6dc1d853957daa5b3708e55e72">VolumeStream</a>(<a class="code" href="classaudio__tools_1_1_stream.html">Stream</a> &in) {</div>
|
|
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <a class="code" href="classaudio__tools_1_1_volume_stream.html#afcb2a62320edc10770189f42d3b80c86">setStream</a>(in);</div>
|
|
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  }</div>
|
|
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  </div>
|
|
<div class="line"><a name="l00050"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_volume_stream.html#acf2460851655f3d4f7e2a6baba30a2a2"> 50</a></span>  <a class="code" href="classaudio__tools_1_1_volume_stream.html#acf2460851655f3d4f7e2a6baba30a2a2">VolumeStream</a>(<a class="code" href="classaudio__tools_1_1_audio_output.html">AudioOutput</a> &out) {</div>
|
|
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <a class="code" href="classaudio__tools_1_1_print.html">Print</a> *p_print = &out;</div>
|
|
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <a class="code" href="classaudio__tools_1_1_volume_stream.html#ae1220e7e3542f5a84c21fe2f7cef194c">setOutput</a>(*p_print);</div>
|
|
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <a class="code" href="classaudio__tools_1_1_audio_info_source.html#a727a24459787e1eeeb7a37ba888394a6">addNotifyAudioChange</a>(out);</div>
|
|
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  }</div>
|
|
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  </div>
|
|
<div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_volume_stream.html#a957d7851fc8e9598336df3e208f63ec5"> 57</a></span>  <a class="code" href="classaudio__tools_1_1_volume_stream.html#a957d7851fc8e9598336df3e208f63ec5">VolumeStream</a>(<a class="code" href="classaudio__tools_1_1_audio_stream.html">AudioStream</a> &io) {</div>
|
|
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <a class="code" href="classaudio__tools_1_1_stream.html">Stream</a> *p_stream = &io;</div>
|
|
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <a class="code" href="classaudio__tools_1_1_volume_stream.html#afcb2a62320edc10770189f42d3b80c86">setStream</a>(*p_stream);</div>
|
|
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <a class="code" href="classaudio__tools_1_1_audio_info_source.html#a727a24459787e1eeeb7a37ba888394a6">addNotifyAudioChange</a>(io);</div>
|
|
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  }</div>
|
|
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  </div>
|
|
<div class="line"><a name="l00064"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_volume_stream.html#afcb2a62320edc10770189f42d3b80c86"> 64</a></span>  <span class="keywordtype">void</span> <a class="code" href="classaudio__tools_1_1_volume_stream.html#afcb2a62320edc10770189f42d3b80c86">setStream</a>(<a class="code" href="classaudio__tools_1_1_stream.html">Stream</a> &in){</div>
|
|
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  p_in = &in;</div>
|
|
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  p_out = p_in;</div>
|
|
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  }</div>
|
|
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  </div>
|
|
<div class="line"><a name="l00070"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_volume_stream.html#ae1220e7e3542f5a84c21fe2f7cef194c"> 70</a></span>  <span class="keywordtype">void</span> <a class="code" href="classaudio__tools_1_1_volume_stream.html#ae1220e7e3542f5a84c21fe2f7cef194c">setOutput</a>(<a class="code" href="classaudio__tools_1_1_print.html">Print</a> &out){</div>
|
|
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  p_out = &out;</div>
|
|
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  }</div>
|
|
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  </div>
|
|
<div class="line"><a name="l00075"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_volume_stream.html#a1ee69b0f2ea0f1314434519ad6b09039"> 75</a></span>  <span class="keywordtype">void</span> <a class="code" href="classaudio__tools_1_1_volume_stream.html#a1ee69b0f2ea0f1314434519ad6b09039">setOutput</a>(<a class="code" href="classaudio__tools_1_1_stream.html">Stream</a> &in){</div>
|
|
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  p_in = &in;</div>
|
|
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  p_out = p_in;</div>
|
|
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  }</div>
|
|
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  </div>
|
|
<div class="line"><a name="l00081"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_volume_stream.html#a69a8f00bb71dfd838f849ec2759968c8"> 81</a></span>  <span class="keywordtype">void</span> <a class="code" href="classaudio__tools_1_1_volume_stream.html#a69a8f00bb71dfd838f849ec2759968c8">setStream</a>(<a class="code" href="classaudio__tools_1_1_print.html">Print</a> &out){</div>
|
|
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  p_out = &out;</div>
|
|
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  }</div>
|
|
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  </div>
|
|
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <a class="code" href="structaudio__tools_1_1_volume_stream_config.html">VolumeStreamConfig</a> defaultConfig() {</div>
|
|
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <a class="code" href="structaudio__tools_1_1_volume_stream_config.html">VolumeStreamConfig</a> c;</div>
|
|
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordflow">return</span> c;</div>
|
|
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  }</div>
|
|
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  </div>
|
|
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordtype">bool</span> begin()<span class="keyword"> override </span>{</div>
|
|
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordflow">return</span> begin(info); </div>
|
|
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  }</div>
|
|
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  </div>
|
|
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordtype">bool</span> begin(AudioInfo cfg) {</div>
|
|
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  VolumeStreamConfig cfg1 = <a class="code" href="classaudio__tools_1_1_volume_stream.html#a198564f582b08ca779cedd43cafc8102">setupAudioInfo</a>(cfg);</div>
|
|
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordflow">return</span> begin(cfg1);</div>
|
|
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  }</div>
|
|
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  </div>
|
|
<div class="line"><a name="l00100"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_volume_stream.html#a768231c4c54c56db34a0d3a1b8a391bd"> 100</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classaudio__tools_1_1_volume_stream.html#a768231c4c54c56db34a0d3a1b8a391bd">begin</a>(<a class="code" href="structaudio__tools_1_1_volume_stream_config.html">VolumeStreamConfig</a> cfg){</div>
|
|
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  TRACED();</div>
|
|
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <a class="code" href="classaudio__tools_1_1_volume_stream.html#a8ef9fdbdc5ffa4e83da9b18eb2920de3">setupVolumeStreamConfig</a>(cfg);</div>
|
|
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="comment">// usually we use a exponential volume control - except if we allow values > 1.0</span></div>
|
|
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keywordflow">if</span> (cfg.allow_boost){</div>
|
|
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <a class="code" href="classaudio__tools_1_1_volume_stream.html#af563fb27e0137b006c62af82654083fb">setVolumeControl</a>(linear_vc);</div>
|
|
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <a class="code" href="classaudio__tools_1_1_volume_stream.html#af563fb27e0137b006c62af82654083fb">setVolumeControl</a>(pot_vc);</div>
|
|
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  }</div>
|
|
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  </div>
|
|
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="comment">// set start volume</span></div>
|
|
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <a class="code" href="classaudio__tools_1_1_volume_stream.html#ad593a1d6f339d68d255deca6ed148a43">setVolume</a>(cfg.volume); </div>
|
|
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  is_started = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  }</div>
|
|
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  </div>
|
|
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keywordtype">void</span> end()<span class="keyword"> override </span>{</div>
|
|
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  is_started = <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  }</div>
|
|
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  </div>
|
|
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  </div>
|
|
<div class="line"><a name="l00122"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_volume_stream.html#af563fb27e0137b006c62af82654083fb"> 122</a></span>  <span class="keywordtype">void</span> <a class="code" href="classaudio__tools_1_1_volume_stream.html#af563fb27e0137b006c62af82654083fb">setVolumeControl</a>(<a class="code" href="classaudio__tools_1_1_volume_control.html">VolumeControl</a> &vc){</div>
|
|
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  cached_volume.setVolumeControl(vc);</div>
|
|
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  }</div>
|
|
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  </div>
|
|
<div class="line"><a name="l00127"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_volume_stream.html#ad1514ef02c931e4d01f1ab1cbbf6ab39"> 127</a></span>  <span class="keywordtype">void</span> <a class="code" href="classaudio__tools_1_1_volume_stream.html#ad1514ef02c931e4d01f1ab1cbbf6ab39">resetVolumeControl</a>(){</div>
|
|
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  cached_volume.setVolumeControl(pot_vc);</div>
|
|
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  }</div>
|
|
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  </div>
|
|
<div class="line"><a name="l00132"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_volume_stream.html#a6406b16cb31ad79201459cb48b1ad6f0"> 132</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">size_t</span> <a class="code" href="classaudio__tools_1_1_volume_stream.html#a6406b16cb31ad79201459cb48b1ad6f0">readBytes</a>(uint8_t *data, <span class="keywordtype">size_t</span> len)<span class="keyword"> override </span>{ </div>
|
|
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  TRACED();</div>
|
|
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keywordflow">if</span> (data==<span class="keyword">nullptr</span> || p_in==<span class="keyword">nullptr</span>){</div>
|
|
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  LOGE(<span class="stringliteral">"NPE"</span>);</div>
|
|
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  }</div>
|
|
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordtype">size_t</span> result = p_in->readBytes(data, len);</div>
|
|
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keywordflow">if</span> (isVolumeUpdate()) applyVolume(data, result);</div>
|
|
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keywordflow">return</span> result;</div>
|
|
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  }</div>
|
|
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  </div>
|
|
<div class="line"><a name="l00144"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_volume_stream.html#a016bb39af201e717c1975551b7ecc1b3"> 144</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">size_t</span> <a class="code" href="classaudio__tools_1_1_volume_stream.html#a016bb39af201e717c1975551b7ecc1b3">write</a>(<span class="keyword">const</span> uint8_t *data, <span class="keywordtype">size_t</span> len)<span class="keyword"> override </span>{</div>
|
|
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  LOGD(<span class="stringliteral">"VolumeStream::write: %zu"</span>, len);</div>
|
|
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keywordflow">if</span> (data==<span class="keyword">nullptr</span> || p_out==<span class="keyword">nullptr</span>){</div>
|
|
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  LOGE(<span class="stringliteral">"NPE"</span>);</div>
|
|
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  }</div>
|
|
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordflow">if</span> (isVolumeUpdate()) applyVolume(data,len);</div>
|
|
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keywordflow">return</span> p_out->write(data, len);</div>
|
|
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  }</div>
|
|
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  </div>
|
|
<div class="line"><a name="l00155"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_volume_stream.html#a6ff0d6d1b0f3f9b652c9d5298ed0863c"> 155</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="classaudio__tools_1_1_volume_stream.html#a6ff0d6d1b0f3f9b652c9d5298ed0863c">availableForWrite</a>()<span class="keyword"> override </span>{ </div>
|
|
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keywordflow">return</span> p_out==<span class="keyword">nullptr</span>? 0 : p_out->availableForWrite();</div>
|
|
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  }</div>
|
|
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  </div>
|
|
<div class="line"><a name="l00160"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_volume_stream.html#afbb59a2f946191d7cf2a5c0a00b29ec2"> 160</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="classaudio__tools_1_1_volume_stream.html#afbb59a2f946191d7cf2a5c0a00b29ec2">available</a>()<span class="keyword"> override </span>{ </div>
|
|
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordflow">return</span> p_in==<span class="keyword">nullptr</span>? 0 : p_in->available();</div>
|
|
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  }</div>
|
|
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  </div>
|
|
<div class="line"><a name="l00165"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_volume_stream.html#ae7ea43235bd3821c81da4f95c519bba5"> 165</a></span>  <span class="keywordtype">void</span> <a class="code" href="classaudio__tools_1_1_volume_stream.html#ae7ea43235bd3821c81da4f95c519bba5">setAudioInfo</a>(<a class="code" href="structaudio__tools_1_1_audio_info.html">AudioInfo</a> cfg)<span class="keyword"> override </span>{</div>
|
|
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  TRACED();</div>
|
|
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="comment">// pass on notification</span></div>
|
|
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  notifyAudioChange(cfg);</div>
|
|
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  </div>
|
|
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordflow">if</span> (is_started){</div>
|
|
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <a class="code" href="structaudio__tools_1_1_volume_stream_config.html">VolumeStreamConfig</a> cfg1 = <a class="code" href="classaudio__tools_1_1_volume_stream.html#a198564f582b08ca779cedd43cafc8102">setupAudioInfo</a>(cfg);</div>
|
|
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <a class="code" href="classaudio__tools_1_1_volume_stream.html#a8ef9fdbdc5ffa4e83da9b18eb2920de3">setupVolumeStreamConfig</a>(cfg1);</div>
|
|
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  begin(cfg);</div>
|
|
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  }</div>
|
|
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  }</div>
|
|
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  </div>
|
|
<div class="line"><a name="l00179"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_volume_stream.html#ad593a1d6f339d68d255deca6ed148a43"> 179</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classaudio__tools_1_1_volume_stream.html#ad593a1d6f339d68d255deca6ed148a43">setVolume</a>(<span class="keywordtype">float</span> vol)<span class="keyword"> override </span>{</div>
|
|
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keywordtype">bool</span> result = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="comment">// just to make sure that we have a valid start volume before begin</span></div>
|
|
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  info.volume = vol; </div>
|
|
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j=0;j<info.<a class="code" href="structaudio__tools_1_1_audio_info.html#a1ac7822956f57069d76da865d6b33c55">channels</a>;j++){</div>
|
|
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  result = <a class="code" href="classaudio__tools_1_1_volume_stream.html#ad593a1d6f339d68d255deca6ed148a43">setVolume</a>(vol, j);</div>
|
|
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  }</div>
|
|
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="keywordflow">return</span> result;</div>
|
|
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  }</div>
|
|
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  </div>
|
|
<div class="line"><a name="l00190"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_volume_stream.html#af34e9abce0029e430a56bbd3cafae535"> 190</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classaudio__tools_1_1_volume_stream.html#af34e9abce0029e430a56bbd3cafae535">setVolume</a>(<span class="keywordtype">float</span> vol, <span class="keywordtype">int</span> channel){</div>
|
|
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="keywordflow">if</span> ((vol > 1.0 && !info.allow_boost) || vol < 0) {</div>
|
|
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  LOGE(<span class="stringliteral">"Invalid volume: %f"</span>, vol);</div>
|
|
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  }</div>
|
|
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="keywordflow">if</span> (channel < info.<a class="code" href="structaudio__tools_1_1_audio_info.html#a1ac7822956f57069d76da865d6b33c55">channels</a>){</div>
|
|
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <a class="code" href="classaudio__tools_1_1_volume_stream.html#aa43027e46c404244a52b4c8470876edd">setupVectors</a>();</div>
|
|
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keywordtype">float</span> volume_value = volumeValue(vol);</div>
|
|
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keywordflow">if</span> (volume_values[channel] != volume_value){</div>
|
|
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  LOGI(<span class="stringliteral">"setVolume: %f at %d"</span>, volume_value, channel);</div>
|
|
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keywordtype">float</span> factor = volumeControl().<a class="code" href="classaudio__tools_1_1_volume_control.html#ab9c01325a5a52a051934968f66b4a04c">getVolumeFactor</a>(volume_value);</div>
|
|
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  volume_values[channel]=volume_value;</div>
|
|
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span> <span class="preprocessor"> #if PREFER_FIXEDPOINT</span></div>
|
|
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="comment">//convert float to fixed point 2.6</span></div>
|
|
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="comment">//Fixedpoint-Math from https://github.com/earlephilhower/ESP8266Audio/blob/0abcf71012f6128d52a6bcd155ed1404d6cc6dcd/src/AudioOutput.h#L67</span></div>
|
|
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="keywordflow">if</span>(factor > 4.0) factor = 4.0;<span class="comment">//factor can only be >1 if allow_boost == true TODO: should we update volume_values[channel] if factor got clipped to 4.0?</span></div>
|
|
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  uint8_t factorF2P6 = (uint8_t) (factor*(1<<6));</div>
|
|
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  factor_for_channel[channel] = factorF2P6;</div>
|
|
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <span class="preprocessor"> #else</span></div>
|
|
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  factor_for_channel[channel]=factor;</div>
|
|
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span> <span class="preprocessor"> #endif</span></div>
|
|
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  }</div>
|
|
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  LOGE(<span class="stringliteral">"Invalid channel %d - max: %d"</span>, channel, info.<a class="code" href="structaudio__tools_1_1_audio_info.html#a1ac7822956f57069d76da865d6b33c55">channels</a>-1);</div>
|
|
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  }</div>
|
|
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  }</div>
|
|
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  </div>
|
|
<div class="line"><a name="l00220"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_volume_stream.html#a75896c16336462449610b256c8313b4c"> 220</a></span>  <span class="keywordtype">float</span> <a class="code" href="classaudio__tools_1_1_volume_stream.html#a75896c16336462449610b256c8313b4c">volume</a>()<span class="keyword"> override </span>{</div>
|
|
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="comment">// prevent npe</span></div>
|
|
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="keywordflow">if</span> (volume_values.size()==0) <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="comment">// calculate avg</span></div>
|
|
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="keywordtype">float</span> total = 0;</div>
|
|
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordtype">int</span> cnt = volume_values.size();</div>
|
|
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j=0; j<cnt; j++){</div>
|
|
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  total += volume_values[j];</div>
|
|
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  }</div>
|
|
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="keywordflow">return</span> total / <span class="keyword">static_cast<</span><span class="keywordtype">float</span><span class="keyword">></span>(cnt);</div>
|
|
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  }</div>
|
|
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  </div>
|
|
<div class="line"><a name="l00233"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_volume_stream.html#af70e2220bd25b8609cf5386bbcded254"> 233</a></span>  <span class="keywordtype">float</span> <a class="code" href="classaudio__tools_1_1_volume_stream.html#af70e2220bd25b8609cf5386bbcded254">volume</a>(<span class="keywordtype">int</span> channel) {</div>
|
|
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="keywordflow">return</span> channel>=info.<a class="code" href="structaudio__tools_1_1_audio_info.html#a1ac7822956f57069d76da865d6b33c55">channels</a>? 0 : volume_values[channel];</div>
|
|
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  }</div>
|
|
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  </div>
|
|
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="keyword">protected</span>:</div>
|
|
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <a class="code" href="classaudio__tools_1_1_print.html">Print</a> *p_out=<span class="keyword">nullptr</span>;</div>
|
|
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <a class="code" href="classaudio__tools_1_1_stream.html">Stream</a> *p_in=<span class="keyword">nullptr</span>;</div>
|
|
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <a class="code" href="structaudio__tools_1_1_volume_stream_config.html">VolumeStreamConfig</a> info;</div>
|
|
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <a class="code" href="classaudio__tools_1_1_linear_volume_control.html">LinearVolumeControl</a> linear_vc{<span class="keyword">true</span>};</div>
|
|
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  SimulatedAudioPot pot_vc;</div>
|
|
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  CachedVolumeControl cached_volume{pot_vc};</div>
|
|
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  Vector<float> volume_values;</div>
|
|
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span> <span class="preprocessor"> #if PREFER_FIXEDPOINT</span></div>
|
|
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  Vector<uint8_t> factor_for_channel; <span class="comment">//Fixed point 2.6</span></div>
|
|
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span> <span class="preprocessor"> #else</span></div>
|
|
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  Vector<float> factor_for_channel;</div>
|
|
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span> <span class="preprocessor"> #endif</span></div>
|
|
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <span class="keywordtype">bool</span> is_started = <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keywordtype">float</span> max_value = 32767; <span class="comment">// max value for clipping</span></div>
|
|
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="keywordtype">int</span> max_channels = 0;</div>
|
|
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  </div>
|
|
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="comment">// checks if volume needs to be updated</span></div>
|
|
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <span class="keywordtype">bool</span> isVolumeUpdate(){</div>
|
|
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="keywordflow">if</span> (!is_started) <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="keywordflow">if</span> (isAllChannelsFullVolume()) <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  }</div>
|
|
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  </div>
|
|
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="keywordtype">bool</span> isAllChannelsFullVolume(){</div>
|
|
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> ch=0;ch<info.<a class="code" href="structaudio__tools_1_1_audio_info.html#a1ac7822956f57069d76da865d6b33c55">channels</a>;ch++){</div>
|
|
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <span class="keywordflow">if</span> (volume_values[ch]!=1.0) <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  }</div>
|
|
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  }</div>
|
|
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  </div>
|
|
<div class="line"><a name="l00269"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_volume_stream.html#aa43027e46c404244a52b4c8470876edd"> 269</a></span>  <span class="keywordtype">void</span> <a class="code" href="classaudio__tools_1_1_volume_stream.html#aa43027e46c404244a52b4c8470876edd">setupVectors</a>() {</div>
|
|
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  factor_for_channel.resize(info.<a class="code" href="structaudio__tools_1_1_audio_info.html#a1ac7822956f57069d76da865d6b33c55">channels</a>);</div>
|
|
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  volume_values.resize(info.<a class="code" href="structaudio__tools_1_1_audio_info.html#a1ac7822956f57069d76da865d6b33c55">channels</a>);</div>
|
|
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  }</div>
|
|
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  </div>
|
|
<div class="line"><a name="l00275"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_volume_stream.html#a198564f582b08ca779cedd43cafc8102"> 275</a></span>  <a class="code" href="structaudio__tools_1_1_volume_stream_config.html">VolumeStreamConfig</a> <a class="code" href="classaudio__tools_1_1_volume_stream.html#a198564f582b08ca779cedd43cafc8102">setupAudioInfo</a>(<a class="code" href="structaudio__tools_1_1_audio_info.html">AudioInfo</a> cfg){</div>
|
|
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <a class="code" href="structaudio__tools_1_1_volume_stream_config.html">VolumeStreamConfig</a> cfg1;</div>
|
|
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  cfg1.<a class="code" href="structaudio__tools_1_1_audio_info.html#a1ac7822956f57069d76da865d6b33c55">channels</a> = cfg.<a class="code" href="structaudio__tools_1_1_audio_info.html#a1ac7822956f57069d76da865d6b33c55">channels</a>;</div>
|
|
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  cfg1.<a class="code" href="structaudio__tools_1_1_audio_info.html#a0e86c53dfa0ad5dc0d2ecd0304fabc95">sample_rate</a> = cfg.<a class="code" href="structaudio__tools_1_1_audio_info.html#a0e86c53dfa0ad5dc0d2ecd0304fabc95">sample_rate</a>;</div>
|
|
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  cfg1.<a class="code" href="structaudio__tools_1_1_audio_info.html#aa65c89fa8336bfdc4f8d916d9d415a9f">bits_per_sample</a> = cfg.<a class="code" href="structaudio__tools_1_1_audio_info.html#aa65c89fa8336bfdc4f8d916d9d415a9f">bits_per_sample</a>;</div>
|
|
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="comment">// keep volume which might habe been defined befor calling begin</span></div>
|
|
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  cfg1.volume = info.volume; </div>
|
|
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="keywordflow">return</span> cfg1;</div>
|
|
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  }</div>
|
|
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  </div>
|
|
<div class="line"><a name="l00286"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_volume_stream.html#a8ef9fdbdc5ffa4e83da9b18eb2920de3"> 286</a></span>  <span class="keywordtype">void</span> <a class="code" href="classaudio__tools_1_1_volume_stream.html#a8ef9fdbdc5ffa4e83da9b18eb2920de3">setupVolumeStreamConfig</a>(<a class="code" href="structaudio__tools_1_1_volume_stream_config.html">VolumeStreamConfig</a> cfg){</div>
|
|
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  info = cfg;</div>
|
|
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  max_value = <a class="code" href="classaudio__tools_1_1_number_converter.html#aa83040da5c51151a9bd3286ecfcfe413">NumberConverter::maxValue</a>(info.<a class="code" href="structaudio__tools_1_1_audio_info.html#aa65c89fa8336bfdc4f8d916d9d415a9f">bits_per_sample</a>);</div>
|
|
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <span class="keywordflow">if</span> (info.<a class="code" href="structaudio__tools_1_1_audio_info.html#a1ac7822956f57069d76da865d6b33c55">channels</a>>max_channels){</div>
|
|
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  max_channels = info.<a class="code" href="structaudio__tools_1_1_audio_info.html#a1ac7822956f57069d76da865d6b33c55">channels</a>;</div>
|
|
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  }</div>
|
|
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  }</div>
|
|
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  </div>
|
|
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  <span class="keywordtype">float</span> volumeValue(<span class="keywordtype">float</span> vol){</div>
|
|
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <span class="keywordflow">if</span> (!info.allow_boost && vol>1.0f) vol = 1.0;</div>
|
|
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  <span class="keywordflow">if</span> (vol<0.0f) vol = 0.0;</div>
|
|
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  </div>
|
|
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <span class="comment">// round to 2 digits</span></div>
|
|
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="keywordtype">float</span> value = (int)(vol * 100 + .5f);</div>
|
|
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <span class="keywordtype">float</span> volume_value = (float)value / 100;</div>
|
|
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <span class="keywordflow">return</span> volume_value;</div>
|
|
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  }</div>
|
|
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  </div>
|
|
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  VolumeControl &volumeControl(){</div>
|
|
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="keywordflow">return</span> cached_volume;</div>
|
|
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  }</div>
|
|
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  </div>
|
|
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span> <span class="preprocessor"> #if PREFER_FIXEDPOINT</span></div>
|
|
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  uint8_t factorForChannel(<span class="keywordtype">int</span> channel){</div>
|
|
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span> <span class="preprocessor"> #else</span></div>
|
|
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <span class="keywordtype">float</span> factorForChannel(<span class="keywordtype">int</span> channel){</div>
|
|
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span> <span class="preprocessor"> #endif</span></div>
|
|
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <span class="keywordflow">return</span> factor_for_channel.size()==0? 1.0 : factor_for_channel[channel];</div>
|
|
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  }</div>
|
|
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  </div>
|
|
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="keywordtype">void</span> applyVolume(<span class="keyword">const</span> uint8_t *buffer, <span class="keywordtype">size_t</span> size){</div>
|
|
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <span class="keywordflow">switch</span>(info.<a class="code" href="structaudio__tools_1_1_audio_info.html#aa65c89fa8336bfdc4f8d916d9d415a9f">bits_per_sample</a>){</div>
|
|
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="keywordflow">case</span> 16:</div>
|
|
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  applyVolume16((int16_t*)buffer, size/2);</div>
|
|
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="keywordflow">case</span> 24:</div>
|
|
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  applyVolume24((int24_t*)buffer, size/<span class="keyword">sizeof</span>(int24_t));</div>
|
|
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  <span class="keywordflow">case</span> 32:</div>
|
|
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  applyVolume32((int32_t*)buffer, size/4);</div>
|
|
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  LOGE(<span class="stringliteral">"Unsupported bits_per_sample: %d"</span>, info.<a class="code" href="structaudio__tools_1_1_audio_info.html#aa65c89fa8336bfdc4f8d916d9d415a9f">bits_per_sample</a>);</div>
|
|
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  }</div>
|
|
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  }</div>
|
|
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  </div>
|
|
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <span class="keywordtype">void</span> applyVolume16(int16_t* data, <span class="keywordtype">size_t</span> size){</div>
|
|
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> j=0;j<size;j++){</div>
|
|
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span> <span class="preprocessor"> #if PREFER_FIXEDPOINT</span></div>
|
|
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  int32_t result = (data[j] * factorForChannel(j%info.<a class="code" href="structaudio__tools_1_1_audio_info.html#a1ac7822956f57069d76da865d6b33c55">channels</a>)) >> 6; <span class="comment">//Fixedpoint-Math from https://github.com/earlephilhower/ESP8266Audio/blob/0abcf71012f6128d52a6bcd155ed1404d6cc6dcd/src/AudioOutput.h#L67</span></div>
|
|
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span> <span class="preprocessor"> #else</span></div>
|
|
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <span class="keywordtype">float</span> result = factorForChannel(j%info.<a class="code" href="structaudio__tools_1_1_audio_info.html#a1ac7822956f57069d76da865d6b33c55">channels</a>) * data[j];</div>
|
|
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span> <span class="preprocessor"> #endif</span></div>
|
|
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <span class="keywordflow">if</span> (!info.allow_boost){</div>
|
|
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  <span class="keywordflow">if</span> (result>max_value) result = max_value;</div>
|
|
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="keywordflow">if</span> (result<-max_value) result = -max_value;</div>
|
|
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  } </div>
|
|
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  data[j]= <span class="keyword">static_cast<</span>int16_t<span class="keyword">></span>(result);</div>
|
|
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  }</div>
|
|
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  }</div>
|
|
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  </div>
|
|
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <span class="keywordtype">void</span> applyVolume24(int24_t* data, <span class="keywordtype">size_t</span> size) {</div>
|
|
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> j=0;j<size;j++){</div>
|
|
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span> <span class="preprocessor"> #if PREFER_FIXEDPOINT</span></div>
|
|
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  int32_t result = (data[j] * factorForChannel(j%info.<a class="code" href="structaudio__tools_1_1_audio_info.html#a1ac7822956f57069d76da865d6b33c55">channels</a>)) >> 6; <span class="comment">//8bits * 24bits = fits into 32</span></div>
|
|
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span> <span class="preprocessor"> #else</span></div>
|
|
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <span class="keywordtype">float</span> result = factorForChannel(j%info.<a class="code" href="structaudio__tools_1_1_audio_info.html#a1ac7822956f57069d76da865d6b33c55">channels</a>) * data[j];</div>
|
|
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span> <span class="preprocessor"> #endif</span></div>
|
|
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <span class="keywordflow">if</span> (!info.allow_boost){</div>
|
|
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  <span class="keywordflow">if</span> (result>max_value) result = max_value;</div>
|
|
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  <span class="keywordflow">if</span> (result<-max_value) result = -max_value;</div>
|
|
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  } </div>
|
|
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  int32_t result1 = result;</div>
|
|
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  data[j]= <span class="keyword">static_cast<</span>int24_t<span class="keyword">></span>(result1);</div>
|
|
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  }</div>
|
|
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  }</div>
|
|
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  </div>
|
|
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  <span class="keywordtype">void</span> applyVolume32(int32_t* data, <span class="keywordtype">size_t</span> size) {</div>
|
|
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> j=0;j<size;j++){</div>
|
|
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span> <span class="preprocessor"> #if PREFER_FIXEDPOINT</span></div>
|
|
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  int64_t result = (<span class="keyword">static_cast<</span>int64_t<span class="keyword">></span>(data[j]) * <span class="keyword">static_cast<</span>int64_t<span class="keyword">></span>(factorForChannel(j%info.<a class="code" href="structaudio__tools_1_1_audio_info.html#a1ac7822956f57069d76da865d6b33c55">channels</a>))) >> 6;</div>
|
|
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span> <span class="preprocessor"> #else</span></div>
|
|
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  <span class="keywordtype">float</span> result = factorForChannel(j%info.<a class="code" href="structaudio__tools_1_1_audio_info.html#a1ac7822956f57069d76da865d6b33c55">channels</a>) * data[j];</div>
|
|
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span> <span class="preprocessor"> #endif</span></div>
|
|
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  <span class="keywordflow">if</span> (!info.allow_boost){</div>
|
|
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  <span class="keywordflow">if</span> (result>max_value) result = max_value;</div>
|
|
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  <span class="keywordflow">if</span> (result<-max_value) result = -max_value;</div>
|
|
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  } </div>
|
|
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  data[j]= <span class="keyword">static_cast<</span>int32_t<span class="keyword">></span>(result);</div>
|
|
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  }</div>
|
|
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  }</div>
|
|
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span> };</div>
|
|
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  </div>
|
|
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span> }</div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_audio_info_source_html_a727a24459787e1eeeb7a37ba888394a6"><div class="ttname"><a href="classaudio__tools_1_1_audio_info_source.html#a727a24459787e1eeeb7a37ba888394a6">audio_tools::AudioInfoSource::addNotifyAudioChange</a></div><div class="ttdeci">virtual void addNotifyAudioChange(AudioInfoSupport &bi)</div><div class="ttdoc">Adds target to be notified about audio changes.</div><div class="ttdef"><b>Definition:</b> AudioTypes.h:160</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_audio_output_html"><div class="ttname"><a href="classaudio__tools_1_1_audio_output.html">audio_tools::AudioOutput</a></div><div class="ttdoc">Abstract Audio Ouptut class.</div><div class="ttdef"><b>Definition:</b> AudioOutput.h:22</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_audio_stream_html"><div class="ttname"><a href="classaudio__tools_1_1_audio_stream.html">audio_tools::AudioStream</a></div><div class="ttdoc">Base class for all Audio Streams. It support the boolean operator to test if the object is ready with...</div><div class="ttdef"><b>Definition:</b> BaseStream.h:109</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_linear_volume_control_html"><div class="ttname"><a href="classaudio__tools_1_1_linear_volume_control.html">audio_tools::LinearVolumeControl</a></div><div class="ttdoc">The simplest possible implementation of a VolumeControl: The input = output which describes a linear ...</div><div class="ttdef"><b>Definition:</b> VolumeControl.h:149</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_modifying_stream_html"><div class="ttname"><a href="classaudio__tools_1_1_modifying_stream.html">audio_tools::ModifyingStream</a></div><div class="ttdoc">Abstract class: Objects can be put into a pipleline.</div><div class="ttdef"><b>Definition:</b> AudioStreams.h:68</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_number_converter_html_aa83040da5c51151a9bd3286ecfcfe413"><div class="ttname"><a href="classaudio__tools_1_1_number_converter.html#aa83040da5c51151a9bd3286ecfcfe413">audio_tools::NumberConverter::maxValue</a></div><div class="ttdeci">static int64_t maxValue(int value_bits_per_sample)</div><div class="ttdoc">provides the biggest number for the indicated number of bits</div><div class="ttdef"><b>Definition:</b> AudioTypes.h:325</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_print_html"><div class="ttname"><a href="classaudio__tools_1_1_print.html">audio_tools::Print</a></div><div class="ttdef"><b>Definition:</b> NoArduino.h:58</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_stream_html"><div class="ttname"><a href="classaudio__tools_1_1_stream.html">audio_tools::Stream</a></div><div class="ttdef"><b>Definition:</b> NoArduino.h:125</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_volume_control_html"><div class="ttname"><a href="classaudio__tools_1_1_volume_control.html">audio_tools::VolumeControl</a></div><div class="ttdoc">Abstract class for handling of the linear input volume to determine the multiplication factor which s...</div><div class="ttdef"><b>Definition:</b> VolumeControl.h:17</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_volume_control_html_ab9c01325a5a52a051934968f66b4a04c"><div class="ttname"><a href="classaudio__tools_1_1_volume_control.html#ab9c01325a5a52a051934968f66b4a04c">audio_tools::VolumeControl::getVolumeFactor</a></div><div class="ttdeci">virtual float getVolumeFactor(float volume)=0</div><div class="ttdoc">determines a multiplication factor (0.0 to 1.0) from an input value (0.0 to 1.0).</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_volume_stream_html"><div class="ttname"><a href="classaudio__tools_1_1_volume_stream.html">audio_tools::VolumeStream</a></div><div class="ttdoc">Adjust the volume of the related input or output: To work properly the class needs to know the bits p...</div><div class="ttdef"><b>Definition:</b> VolumeStream.h:34</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_volume_stream_html_a016bb39af201e717c1975551b7ecc1b3"><div class="ttname"><a href="classaudio__tools_1_1_volume_stream.html#a016bb39af201e717c1975551b7ecc1b3">audio_tools::VolumeStream::write</a></div><div class="ttdeci">virtual size_t write(const uint8_t *data, size_t len) override</div><div class="ttdoc">Writes raw PCM audio data, which will be the input for the volume control.</div><div class="ttdef"><b>Definition:</b> VolumeStream.h:144</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_volume_stream_html_a198564f582b08ca779cedd43cafc8102"><div class="ttname"><a href="classaudio__tools_1_1_volume_stream.html#a198564f582b08ca779cedd43cafc8102">audio_tools::VolumeStream::setupAudioInfo</a></div><div class="ttdeci">VolumeStreamConfig setupAudioInfo(AudioInfo cfg)</div><div class="ttdoc">Provides a VolumeStreamConfig based on a AudioInfo.</div><div class="ttdef"><b>Definition:</b> VolumeStream.h:275</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_volume_stream_html_a1ee69b0f2ea0f1314434519ad6b09039"><div class="ttname"><a href="classaudio__tools_1_1_volume_stream.html#a1ee69b0f2ea0f1314434519ad6b09039">audio_tools::VolumeStream::setOutput</a></div><div class="ttdeci">void setOutput(Stream &in)</div><div class="ttdoc">same as setStream</div><div class="ttdef"><b>Definition:</b> VolumeStream.h:75</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_volume_stream_html_a6406b16cb31ad79201459cb48b1ad6f0"><div class="ttname"><a href="classaudio__tools_1_1_volume_stream.html#a6406b16cb31ad79201459cb48b1ad6f0">audio_tools::VolumeStream::readBytes</a></div><div class="ttdeci">virtual size_t readBytes(uint8_t *data, size_t len) override</div><div class="ttdoc">Read raw PCM audio data, which will be the input for the volume control.</div><div class="ttdef"><b>Definition:</b> VolumeStream.h:132</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_volume_stream_html_a69a8f00bb71dfd838f849ec2759968c8"><div class="ttname"><a href="classaudio__tools_1_1_volume_stream.html#a69a8f00bb71dfd838f849ec2759968c8">audio_tools::VolumeStream::setStream</a></div><div class="ttdeci">void setStream(Print &out)</div><div class="ttdoc">same as set Output</div><div class="ttdef"><b>Definition:</b> VolumeStream.h:81</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_volume_stream_html_a6ff0d6d1b0f3f9b652c9d5298ed0863c"><div class="ttname"><a href="classaudio__tools_1_1_volume_stream.html#a6ff0d6d1b0f3f9b652c9d5298ed0863c">audio_tools::VolumeStream::availableForWrite</a></div><div class="ttdeci">virtual int availableForWrite() override</div><div class="ttdoc">Provides the nubmer of bytes we can write.</div><div class="ttdef"><b>Definition:</b> VolumeStream.h:155</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_volume_stream_html_a75896c16336462449610b256c8313b4c"><div class="ttname"><a href="classaudio__tools_1_1_volume_stream.html#a75896c16336462449610b256c8313b4c">audio_tools::VolumeStream::volume</a></div><div class="ttdeci">float volume() override</div><div class="ttdoc">Provides the current (avg) volume accross all channels.</div><div class="ttdef"><b>Definition:</b> VolumeStream.h:220</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_volume_stream_html_a768231c4c54c56db34a0d3a1b8a391bd"><div class="ttname"><a href="classaudio__tools_1_1_volume_stream.html#a768231c4c54c56db34a0d3a1b8a391bd">audio_tools::VolumeStream::begin</a></div><div class="ttdeci">bool begin(VolumeStreamConfig cfg)</div><div class="ttdoc">starts the processing</div><div class="ttdef"><b>Definition:</b> VolumeStream.h:100</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_volume_stream_html_a8ef9fdbdc5ffa4e83da9b18eb2920de3"><div class="ttname"><a href="classaudio__tools_1_1_volume_stream.html#a8ef9fdbdc5ffa4e83da9b18eb2920de3">audio_tools::VolumeStream::setupVolumeStreamConfig</a></div><div class="ttdeci">void setupVolumeStreamConfig(VolumeStreamConfig cfg)</div><div class="ttdoc">Stores the local variable and calculates some max values.</div><div class="ttdef"><b>Definition:</b> VolumeStream.h:286</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_volume_stream_html_a91df9205f089001aba76d0fa8a7d1af1"><div class="ttname"><a href="classaudio__tools_1_1_volume_stream.html#a91df9205f089001aba76d0fa8a7d1af1">audio_tools::VolumeStream::VolumeStream</a></div><div class="ttdeci">VolumeStream()=default</div><div class="ttdoc">Default Constructor.</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_volume_stream_html_a957d7851fc8e9598336df3e208f63ec5"><div class="ttname"><a href="classaudio__tools_1_1_volume_stream.html#a957d7851fc8e9598336df3e208f63ec5">audio_tools::VolumeStream::VolumeStream</a></div><div class="ttdeci">VolumeStream(AudioStream &io)</div><div class="ttdoc">Constructor which assigns Stream input or output.</div><div class="ttdef"><b>Definition:</b> VolumeStream.h:57</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_volume_stream_html_aa43027e46c404244a52b4c8470876edd"><div class="ttname"><a href="classaudio__tools_1_1_volume_stream.html#aa43027e46c404244a52b4c8470876edd">audio_tools::VolumeStream::setupVectors</a></div><div class="ttdeci">void setupVectors()</div><div class="ttdoc">Resizes the vectors.</div><div class="ttdef"><b>Definition:</b> VolumeStream.h:269</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_volume_stream_html_acf2460851655f3d4f7e2a6baba30a2a2"><div class="ttname"><a href="classaudio__tools_1_1_volume_stream.html#acf2460851655f3d4f7e2a6baba30a2a2">audio_tools::VolumeStream::VolumeStream</a></div><div class="ttdeci">VolumeStream(AudioOutput &out)</div><div class="ttdoc">Constructor which assigns Print output.</div><div class="ttdef"><b>Definition:</b> VolumeStream.h:50</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_volume_stream_html_ad1514ef02c931e4d01f1ab1cbbf6ab39"><div class="ttname"><a href="classaudio__tools_1_1_volume_stream.html#ad1514ef02c931e4d01f1ab1cbbf6ab39">audio_tools::VolumeStream::resetVolumeControl</a></div><div class="ttdeci">void resetVolumeControl()</div><div class="ttdoc">Resets the volume control to use the standard logic.</div><div class="ttdef"><b>Definition:</b> VolumeStream.h:127</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_volume_stream_html_ad593a1d6f339d68d255deca6ed148a43"><div class="ttname"><a href="classaudio__tools_1_1_volume_stream.html#ad593a1d6f339d68d255deca6ed148a43">audio_tools::VolumeStream::setVolume</a></div><div class="ttdeci">bool setVolume(float vol) override</div><div class="ttdoc">Defines the volume for all channels: needs to be in the range of 0 to 1.0 (if allow boost has not bee...</div><div class="ttdef"><b>Definition:</b> VolumeStream.h:179</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_volume_stream_html_ad5f4bc6dc1d853957daa5b3708e55e72"><div class="ttname"><a href="classaudio__tools_1_1_volume_stream.html#ad5f4bc6dc1d853957daa5b3708e55e72">audio_tools::VolumeStream::VolumeStream</a></div><div class="ttdeci">VolumeStream(Stream &in)</div><div class="ttdoc">Constructor which assigns Stream input or output.</div><div class="ttdef"><b>Definition:</b> VolumeStream.h:45</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_volume_stream_html_ae1220e7e3542f5a84c21fe2f7cef194c"><div class="ttname"><a href="classaudio__tools_1_1_volume_stream.html#ae1220e7e3542f5a84c21fe2f7cef194c">audio_tools::VolumeStream::setOutput</a></div><div class="ttdeci">void setOutput(Print &out)</div><div class="ttdoc">Defines/Changes the output target.</div><div class="ttdef"><b>Definition:</b> VolumeStream.h:70</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_volume_stream_html_ae7ea43235bd3821c81da4f95c519bba5"><div class="ttname"><a href="classaudio__tools_1_1_volume_stream.html#ae7ea43235bd3821c81da4f95c519bba5">audio_tools::VolumeStream::setAudioInfo</a></div><div class="ttdeci">void setAudioInfo(AudioInfo cfg) override</div><div class="ttdoc">Detines the Audio info - The bits_per_sample are critical to work properly!</div><div class="ttdef"><b>Definition:</b> VolumeStream.h:165</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_volume_stream_html_aeefdc8cb4396440dcd16cf76ce39b168"><div class="ttname"><a href="classaudio__tools_1_1_volume_stream.html#aeefdc8cb4396440dcd16cf76ce39b168">audio_tools::VolumeStream::VolumeStream</a></div><div class="ttdeci">VolumeStream(Print &out)</div><div class="ttdoc">Constructor which assigns Print output.</div><div class="ttdef"><b>Definition:</b> VolumeStream.h:40</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_volume_stream_html_af34e9abce0029e430a56bbd3cafae535"><div class="ttname"><a href="classaudio__tools_1_1_volume_stream.html#af34e9abce0029e430a56bbd3cafae535">audio_tools::VolumeStream::setVolume</a></div><div class="ttdeci">bool setVolume(float vol, int channel)</div><div class="ttdoc">Sets the volume for one channel.</div><div class="ttdef"><b>Definition:</b> VolumeStream.h:190</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_volume_stream_html_af563fb27e0137b006c62af82654083fb"><div class="ttname"><a href="classaudio__tools_1_1_volume_stream.html#af563fb27e0137b006c62af82654083fb">audio_tools::VolumeStream::setVolumeControl</a></div><div class="ttdeci">void setVolumeControl(VolumeControl &vc)</div><div class="ttdoc">Defines the volume control logic.</div><div class="ttdef"><b>Definition:</b> VolumeStream.h:122</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_volume_stream_html_af70e2220bd25b8609cf5386bbcded254"><div class="ttname"><a href="classaudio__tools_1_1_volume_stream.html#af70e2220bd25b8609cf5386bbcded254">audio_tools::VolumeStream::volume</a></div><div class="ttdeci">float volume(int channel)</div><div class="ttdoc">Provides the current volume setting for the indicated channel.</div><div class="ttdef"><b>Definition:</b> VolumeStream.h:233</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_volume_stream_html_afbb59a2f946191d7cf2a5c0a00b29ec2"><div class="ttname"><a href="classaudio__tools_1_1_volume_stream.html#afbb59a2f946191d7cf2a5c0a00b29ec2">audio_tools::VolumeStream::available</a></div><div class="ttdeci">virtual int available() override</div><div class="ttdoc">Provides the nubmer of bytes we can write.</div><div class="ttdef"><b>Definition:</b> VolumeStream.h:160</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_volume_stream_html_afcb2a62320edc10770189f42d3b80c86"><div class="ttname"><a href="classaudio__tools_1_1_volume_stream.html#afcb2a62320edc10770189f42d3b80c86">audio_tools::VolumeStream::setStream</a></div><div class="ttdeci">void setStream(Stream &in)</div><div class="ttdoc">Defines/Changes the input & output.</div><div class="ttdef"><b>Definition:</b> VolumeStream.h:64</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_volume_support_html"><div class="ttname"><a href="classaudio__tools_1_1_volume_support.html">audio_tools::VolumeSupport</a></div><div class="ttdoc">Supports the setting and getting of the volume.</div><div class="ttdef"><b>Definition:</b> AudioTypes.h:205</div></div>
|
|
<div class="ttc" id="anamespaceaudio__tools_html"><div class="ttname"><a href="namespaceaudio__tools.html">audio_tools</a></div><div class="ttdoc">Generic Implementation of sound input and output for desktop environments using portaudio.</div><div class="ttdef"><b>Definition:</b> AnalogAudioArduino.h:12</div></div>
|
|
<div class="ttc" id="astructaudio__tools_1_1_audio_info_html"><div class="ttname"><a href="structaudio__tools_1_1_audio_info.html">audio_tools::AudioInfo</a></div><div class="ttdoc">Basic Audio information which drives e.g. I2S.</div><div class="ttdef"><b>Definition:</b> AudioTypes.h:50</div></div>
|
|
<div class="ttc" id="astructaudio__tools_1_1_audio_info_html_a0e86c53dfa0ad5dc0d2ecd0304fabc95"><div class="ttname"><a href="structaudio__tools_1_1_audio_info.html#a0e86c53dfa0ad5dc0d2ecd0304fabc95">audio_tools::AudioInfo::sample_rate</a></div><div class="ttdeci">sample_rate_t sample_rate</div><div class="ttdoc">Sample Rate: e.g 44100.</div><div class="ttdef"><b>Definition:</b> AudioTypes.h:53</div></div>
|
|
<div class="ttc" id="astructaudio__tools_1_1_audio_info_html_a1ac7822956f57069d76da865d6b33c55"><div class="ttname"><a href="structaudio__tools_1_1_audio_info.html#a1ac7822956f57069d76da865d6b33c55">audio_tools::AudioInfo::channels</a></div><div class="ttdeci">uint16_t channels</div><div class="ttdoc">Number of channels: 2=stereo, 1=mono.</div><div class="ttdef"><b>Definition:</b> AudioTypes.h:55</div></div>
|
|
<div class="ttc" id="astructaudio__tools_1_1_audio_info_html_aa65c89fa8336bfdc4f8d916d9d415a9f"><div class="ttname"><a href="structaudio__tools_1_1_audio_info.html#aa65c89fa8336bfdc4f8d916d9d415a9f">audio_tools::AudioInfo::bits_per_sample</a></div><div class="ttdeci">uint8_t bits_per_sample</div><div class="ttdoc">Number of bits per sample (int16_t = 16 bits)</div><div class="ttdef"><b>Definition:</b> AudioTypes.h:57</div></div>
|
|
<div class="ttc" id="astructaudio__tools_1_1_volume_stream_config_html"><div class="ttname"><a href="structaudio__tools_1_1_volume_stream_config.html">audio_tools::VolumeStreamConfig</a></div><div class="ttdoc">Config for VolumeStream.</div><div class="ttdef"><b>Definition:</b> VolumeStream.h:15</div></div>
|
|
</div><!-- fragment --></div><!-- contents -->
|
|
<!-- start footer part -->
|
|
<hr class="footer"/><address class="footer"><small>
|
|
Generated by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1
|
|
</small></address>
|
|
</body>
|
|
</html>
|