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<div class="title">SoundFileReaderMp3.hpp</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="preprocessor">#pragma once</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> </div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="preprocessor">#include <cpp3ds/Audio/SoundFileReader.hpp></span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="preprocessor">#include <mpg123.h></span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="preprocessor">#include <string></span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="preprocessor">#include <cstdint></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="namespacecpp3ds.htm">cpp3ds</a></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> {</div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="keyword">namespace </span>priv</div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> {</div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> </div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="keyword">class </span>SoundFileReaderMp3 : <span class="keyword">public</span> SoundFileReader</div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> {</div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="keyword">public</span>:</div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>  SoundFileReaderMp3();</div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> </div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  ~SoundFileReaderMp3();</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="comment">// \brief Check if this reader can handle a file given by an input stream</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  <span class="comment">// \param stream Source stream to check</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  <span class="comment">// \return True if the file is supported by this reader</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> check(InputStream& stream);</div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  <span class="comment">// \brief Open a sound file for reading</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  <span class="comment">// \param stream Source stream to read from</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <span class="comment">// \param info Structure to fill with the properties of the loaded sound</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <span class="comment">// \return True if the file was successfully opened</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <span class="keywordtype">bool</span> <a class="code" href="classcpp3ds_1_1SoundFileReader.htm#a4ac14f109a497bb72cd6f8324f611ab8">open</a>(InputStream& stream, SoundFileReader::Info& info) <span class="keyword">override</span>;</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="comment">// \brief Change the current read position to the given sample offset</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="comment">// If the given offset exceeds to total number of samples,</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="comment">// this function must jump to the end of the file.</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="comment">// \param sampleOffset Index of the sample to jump to, relative to the beginning</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keywordtype">void</span> <a class="code" href="classcpp3ds_1_1SoundFileReader.htm#a9dca75c09bdc6a540e36f4d9bf3b80e8">seek</a>(Uint64 sampleOffset) <span class="keyword">override</span>;</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="comment">// \brief Read audio samples from the open file</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="comment">// \param samples Pointer to the sample array to fill</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="comment">// \param maxCount Maximum number of samples to read</span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="comment">// \return Number of samples actually read (may be less than \a maxCount)</span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  Uint64 <a class="code" href="classcpp3ds_1_1SoundFileReader.htm#ab8f265778f4603e15aeb89cf183106fe">read</a>(Int16* samples, Uint64 maxCount) <span class="keyword">override</span>;</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="l00044"></a><span class="lineno"> 44</span> <span class="keyword">protected</span>:</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="comment">// Encapsulates mp3 output format</span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keyword">class </span>OutputFormat {</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keyword">private</span>:</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordtype">long</span> m_rate = 0;</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordtype">int</span> m_channels = 0;</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keywordtype">int</span> m_encoding = 0;</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keywordtype">bool</span> update (mpg123_handle* handle ){</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keywordflow">return</span> mpg123_getformat(handle, &m_rate, &m_channels, &m_encoding) == MPG123_OK;</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  }</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  std::string toString()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  std::string result;</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment">// result += "format: sample rate in Hz: " + std::to_string(m_rate);</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment">// result += "\nformat: channels: " + std::to_string(m_channels);</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment">// result += "\nformat: encoding: " + std::to_string(m_encoding);</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  }</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  };</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="comment">// Easy access to mpg123_frameinfo struct</span></div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keyword">class </span>FrameInfo {</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keyword">private</span>:</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  mpg123_frameinfo m_info;</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keyword">const</span> std::size_t m_headerSize = 4;</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keywordtype">bool</span> update (mpg123_handle* handle ){</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordflow">return</span> mpg123_info(handle, &m_info) == MPG123_OK;</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  }</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  std::size_t getFrameSizeInBytesIncludingHeader()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordflow">return</span> m_info.framesize;</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  }</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  std::size_t getFrameSizeInBytesNoHeader()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordflow">return</span> m_info.framesize - m_headerSize;</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  }</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  std::size_t getExpectedNumberOfSamples()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keywordflow">return</span> getFrameSizeInBytesNoHeader() / <span class="keyword">sizeof</span>(short);</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  }</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  std::uint32_t getSamplingRateInHz()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordflow">return</span> m_info.rate;</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  }</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  std::uint32_t getNumberOfChannels()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordflow">switch</span> (m_info.mode)</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>  <span class="keywordflow">case</span> mpg123_mode::MPG123_M_MONO:</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordflow">return</span> 1;</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordflow">case</span> mpg123_mode::MPG123_M_STEREO:</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordflow">case</span> mpg123_mode::MPG123_M_JOINT:</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keywordflow">case</span> mpg123_mode::MPG123_M_DUAL:</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordflow">return</span> 2;</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordflow">break</span>;</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>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  }</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  std::string toString()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  std::string result;</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="comment">// result += "header: MPEG version: ";</span></div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="comment">// switch (m_info.version)</span></div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="comment">// {</span></div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="comment">// case mpg123_version::MPG123_1_0:</span></div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="comment">// result += "1.0";</span></div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="comment">// break;</span></div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="comment">// case mpg123_version::MPG123_2_0:</span></div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="comment">// result += "2.0";</span></div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="comment">// break;</span></div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="comment">// case mpg123_version::MPG123_2_5:</span></div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="comment">// result += "2.5";</span></div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="comment">// break;</span></div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="comment">// default:</span></div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="comment">// result += "unknown version";</span></div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="comment">// break;</span></div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="comment">// }</span></div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="comment">// result += "\nheader: MPEG Audio mode: ";</span></div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> <span class="comment">// switch (m_info.mode) // Only the mono mode has 1 channel, the others have 2 channels.</span></div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <span class="comment">// {</span></div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> <span class="comment">// case mpg123_mode::MPG123_M_STEREO:</span></div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <span class="comment">// result += "Standard Stereo (2 channels)";</span></div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="comment">// break;</span></div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="comment">// case mpg123_mode::MPG123_M_JOINT:</span></div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="comment">// result += "Joint Stereo (2 channels)";</span></div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span> <span class="comment">// break;</span></div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="comment">// case mpg123_mode::MPG123_M_DUAL:</span></div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="comment">// result += "Dual Channel (2 channels)";</span></div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> <span class="comment">// break;</span></div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="comment">// case mpg123_mode::MPG123_M_MONO:</span></div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="comment">// result += "Mono (single channel)";</span></div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="comment">// break;</span></div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="comment">// default:</span></div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="comment">// result += "unknown mode";</span></div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="comment">// break;</span></div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="comment">// }</span></div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="comment">// // enum mpg123_flags flags</span></div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <span class="comment">// result += "\nheader: Mode type of variable bitrate (vbr): ";</span></div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="comment">// switch (m_info.vbr)</span></div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="comment">// {</span></div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="comment">// case mpg123_vbr::MPG123_CBR:</span></div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="comment">// result += "Constant Bitrate Mode (default)";</span></div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="comment">// break;</span></div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="comment">// case mpg123_vbr::MPG123_VBR:</span></div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> <span class="comment">// result += "Variable Bitrate Mode";</span></div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span> <span class="comment">// break;</span></div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="comment">// case mpg123_vbr::MPG123_ABR:</span></div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="comment">// result += "Average Bitrate Mode";</span></div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="comment">// break;</span></div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="comment">// default:</span></div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span> <span class="comment">// result += "unknown vbr mode";</span></div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="comment">// break;</span></div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="comment">// }</span></div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="comment">// result += "\nheader: MPEG Audio Layer (MP1/MP2/MP3): " + std::to_string(m_info.layer);</span></div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="comment">// result += "\nheader: Mode extension bit flag: " + std::to_string(m_info.mode_ext);</span></div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="comment">// result += "\nheader: Emphasis type (?): " + std::to_string(m_info.emphasis);</span></div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="comment">// result += "\nheader: Target average bitrate: " + std::to_string(m_info.abr_rate);</span></div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="comment">// result += "\nheader: Bitrate of the frame (kbps): " + std::to_string(m_info.bitrate);</span></div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="comment">// result += "\nheader: Sampling rate in Hz: " + std::to_string(m_info.rate);</span></div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <span class="comment">// result += "\nheader: Size of the frame (in bytes, including header): " + std::to_string(m_info.framesize);</span></div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span> </div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  }</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  };</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> </div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="comment">// library objects</span></div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  mpg123_handle* m_handle;</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  InputStream* m_stream;</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  FrameInfo m_frameInfo;</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  OutputFormat m_outputFormat;</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> </div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="comment">// buffers</span></div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  std::size_t m_streambufferSize;</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>* m_streambuffer;</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>  <span class="comment">// Creates the handle to the mp3 library</span></div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keywordtype">bool</span> initializeLibrary();</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="comment">// Used by open() to consume just enough data to retrieve frame info</span></div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="comment">// and output format so we can set parameters in SoundFileReader::Info</span></div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keywordtype">bool</span> probeFirstFrame(InputStream& stream);</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordtype">void</span> fillSfmlInfo(SoundFileReader::Info& info) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="comment">// Called by destructor to close the library and delete the buffers</span></div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="keywordtype">void</span> close();</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> };</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="comment">// namespace priv</span></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> } <span class="comment">// namespace cpp3ds</span></div>
<div class="ttc" id="namespacecpp3ds_htm"><div class="ttname"><a href="namespacecpp3ds.htm">cpp3ds</a></div><div class="ttdef"><b>Definition:</b> <a href="AlResource_8hpp_source.htm#l00033">AlResource.hpp:33</a></div></div>
<div class="ttc" id="classcpp3ds_1_1SoundFileReader_htm_ab8f265778f4603e15aeb89cf183106fe"><div class="ttname"><a href="classcpp3ds_1_1SoundFileReader.htm#ab8f265778f4603e15aeb89cf183106fe">cpp3ds::SoundFileReader::read</a></div><div class="ttdeci">virtual Uint64 read(Int16 *samples, Uint64 maxCount)=0</div><div class="ttdoc">Read audio samples from the open file. </div></div>
<div class="ttc" id="classcpp3ds_1_1SoundFileReader_htm_a4ac14f109a497bb72cd6f8324f611ab8"><div class="ttname"><a href="classcpp3ds_1_1SoundFileReader.htm#a4ac14f109a497bb72cd6f8324f611ab8">cpp3ds::SoundFileReader::open</a></div><div class="ttdeci">virtual bool open(InputStream &stream, Info &info)=0</div><div class="ttdoc">Open a sound file for reading. </div></div>
<div class="ttc" id="classcpp3ds_1_1SoundFileReader_htm_a9dca75c09bdc6a540e36f4d9bf3b80e8"><div class="ttname"><a href="classcpp3ds_1_1SoundFileReader.htm#a9dca75c09bdc6a540e36f4d9bf3b80e8">cpp3ds::SoundFileReader::seek</a></div><div class="ttdeci">virtual void seek(Uint64 sampleOffset)=0</div><div class="ttdoc">Change the current read position to the given sample offset. </div></div>
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