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<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>
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<div class="title">Buffers.h</div> </div>
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<div class="contents">
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>  </div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="preprocessor">#pragma once</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>  </div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="preprocessor">#include "AudioBasic/Collections.h"</span></div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="preprocessor">#include "AudioTools/AudioLogger.h"</span></div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>  </div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor">#ifndef INT_MAX</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor"># define INT_MAX 2147483647</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#endif </span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>  </div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="keyword">namespace </span><a class="code" href="namespaceaudio__tools.html">audio_tools</a> {</div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  </div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment">// forward declaration</span></div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="keyword">class </span>NBuffer;</div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  </div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
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<div class="line"><a name="l00030"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_base_buffer.html"> 30</a></span> <span class="keyword">class </span><a class="code" href="classaudio__tools_1_1_base_buffer.html">BaseBuffer</a> {</div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <a class="code" href="classaudio__tools_1_1_base_buffer.html">BaseBuffer</a>() = <span class="keywordflow">default</span>;</div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="keyword">virtual</span> ~<a class="code" href="classaudio__tools_1_1_base_buffer.html">BaseBuffer</a>() = <span class="keywordflow">default</span>;</div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <a class="code" href="classaudio__tools_1_1_base_buffer.html">BaseBuffer</a>(<a class="code" href="classaudio__tools_1_1_base_buffer.html">BaseBuffer</a> <span class="keyword">const</span> &) = <span class="keyword">delete</span>;</div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="comment">//BaseBuffer &operator=(BaseBuffer const &) = delete;</span></div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  </div>
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<div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_base_buffer.html#a7b3c05b1c2e4d61cad5f02afba4691cc"> 38</a></span>  <span class="keyword">virtual</span> T <a class="code" href="classaudio__tools_1_1_base_buffer.html#a7b3c05b1c2e4d61cad5f02afba4691cc">read</a>() = 0;</div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  </div>
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<div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_base_buffer.html#a163c69bc2b88421988d60f4efddb1f3f"> 41</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="classaudio__tools_1_1_base_buffer.html#a163c69bc2b88421988d60f4efddb1f3f">readArray</a>(T data[], <span class="keywordtype">int</span> len) {</div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keywordflow">if</span> (data==<span class="keyword">nullptr</span>){</div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  LOGE(<span class="stringliteral">"NPE"</span>);</div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keywordflow">return</span> 0;</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  }</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keywordtype">int</span> lenResult = min(len, <a class="code" href="classaudio__tools_1_1_base_buffer.html#aebd60457902debb30b07971a16f24ebd">available</a>());</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < lenResult; j++) {</div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  data[j] = <a class="code" href="classaudio__tools_1_1_base_buffer.html#a7b3c05b1c2e4d61cad5f02afba4691cc">read</a>();</div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  }</div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  LOGD(<span class="stringliteral">"readArray %d -> %d"</span>, len, lenResult);</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keywordflow">return</span> lenResult;</div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  }</div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  </div>
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<div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_base_buffer.html#a5e526a739923663ae76533d9ad9eb656"> 55</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="classaudio__tools_1_1_base_buffer.html#a5e526a739923663ae76533d9ad9eb656">clearArray</a>(<span class="keywordtype">int</span> len) {</div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keywordtype">int</span> lenResult = min(len, <a class="code" href="classaudio__tools_1_1_base_buffer.html#aebd60457902debb30b07971a16f24ebd">available</a>());</div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < lenResult; j++) {</div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <a class="code" href="classaudio__tools_1_1_base_buffer.html#a7b3c05b1c2e4d61cad5f02afba4691cc">read</a>();</div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  }</div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keywordflow">return</span> lenResult;</div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  }</div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  </div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  </div>
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<div class="line"><a name="l00065"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_base_buffer.html#a2b6c561aac2af64aafac1946b6e46393"> 65</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="classaudio__tools_1_1_base_buffer.html#a2b6c561aac2af64aafac1946b6e46393">writeArray</a>(<span class="keyword">const</span> T data[], <span class="keywordtype">int</span> len) {</div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="comment">// LOGD("%s: %d", LOG_METHOD, len);</span></div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="comment">// CHECK_MEMORY();</span></div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  </div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keywordtype">int</span> result = 0;</div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < len; j++) {</div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keywordflow">if</span> (!<a class="code" href="classaudio__tools_1_1_base_buffer.html#add0fdb7ecaaeadb3a231119d7d602311">write</a>(data[j])) {</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordflow">break</span>;</div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  }</div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  result = j + 1;</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  }</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="comment">// CHECK_MEMORY();</span></div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  LOGD(<span class="stringliteral">"writeArray %d -> %d"</span>, len, result);</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordflow">return</span> result;</div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  }</div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  </div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  </div>
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<div class="line"><a name="l00083"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_base_buffer.html#a4d3100be7fa69e3ddd9896141f143c99"> 83</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="classaudio__tools_1_1_base_buffer.html#a4d3100be7fa69e3ddd9896141f143c99">writeArrayOverwrite</a>(<span class="keyword">const</span> T data[], <span class="keywordtype">int</span> len) {</div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordtype">int</span> to_delete = len - <a class="code" href="classaudio__tools_1_1_base_buffer.html#a9953a7c3a981eb3a83adb4f9ecfb9ac5">availableForWrite</a>();</div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordflow">if</span> (to_delete>0){</div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <a class="code" href="classaudio__tools_1_1_base_buffer.html#a5e526a739923663ae76533d9ad9eb656">clearArray</a>(to_delete);</div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  }</div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keywordflow">return</span> <a class="code" href="classaudio__tools_1_1_base_buffer.html#a2b6c561aac2af64aafac1946b6e46393">writeArray</a>(data, len);</div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  }</div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  </div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  </div>
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<div class="line"><a name="l00093"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_base_buffer.html#a9a1bfa2c5cba939eed47428794683f22"> 93</a></span>  <span class="keywordtype">int</span> <a class="code" href="classaudio__tools_1_1_base_buffer.html#a9a1bfa2c5cba939eed47428794683f22">readFrames</a>(T data[][2], <span class="keywordtype">int</span> len) {</div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  LOGD(<span class="stringliteral">"%s: %d"</span>, LOG_METHOD, len);</div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="comment">// CHECK_MEMORY();</span></div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordtype">int</span> result = min(len, <a class="code" href="classaudio__tools_1_1_base_buffer.html#aebd60457902debb30b07971a16f24ebd">available</a>());</div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < result; j++) {</div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  T sample = <a class="code" href="classaudio__tools_1_1_base_buffer.html#a7b3c05b1c2e4d61cad5f02afba4691cc">read</a>();</div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  data[j][0] = sample;</div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  data[j][1] = sample;</div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  }</div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="comment">// CHECK_MEMORY();</span></div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordflow">return</span> result;</div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  }</div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  </div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keyword">template</span> <<span class="keywordtype">int</span> rows, <span class="keywordtype">int</span> channels></div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordtype">int</span> <a class="code" href="classaudio__tools_1_1_base_buffer.html#a9a1bfa2c5cba939eed47428794683f22">readFrames</a>(T (&data)[rows][channels]) {</div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordtype">int</span> lenResult = min(rows, <a class="code" href="classaudio__tools_1_1_base_buffer.html#aebd60457902debb30b07971a16f24ebd">available</a>());</div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < lenResult; j++) {</div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  T sample = <a class="code" href="classaudio__tools_1_1_base_buffer.html#a7b3c05b1c2e4d61cad5f02afba4691cc">read</a>();</div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < channels; i++) {</div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="comment">// data[j][i] = htons(sample);</span></div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  data[j][i] = sample;</div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  }</div>
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<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  }</div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keywordflow">return</span> lenResult;</div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  }</div>
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<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  </div>
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<div class="line"><a name="l00120"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_base_buffer.html#ab1e711e0b8eb67ffb4f17fb1b80bdc92"> 120</a></span>  <span class="keyword">virtual</span> T <a class="code" href="classaudio__tools_1_1_base_buffer.html#ab1e711e0b8eb67ffb4f17fb1b80bdc92">peek</a>() = 0;</div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  </div>
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<div class="line"><a name="l00123"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_base_buffer.html#a2ef136d1e2a64e1343ab980e85c225f7"> 123</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="classaudio__tools_1_1_base_buffer.html#a2ef136d1e2a64e1343ab980e85c225f7">isFull</a>() = 0;</div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  </div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keywordtype">bool</span> isEmpty() { <span class="keywordflow">return</span> <a class="code" href="classaudio__tools_1_1_base_buffer.html#aebd60457902debb30b07971a16f24ebd">available</a>() == 0; }</div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  </div>
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<div class="line"><a name="l00128"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_base_buffer.html#add0fdb7ecaaeadb3a231119d7d602311"> 128</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="classaudio__tools_1_1_base_buffer.html#add0fdb7ecaaeadb3a231119d7d602311">write</a>(T data) = 0;</div>
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<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  </div>
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<div class="line"><a name="l00131"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_base_buffer.html#a20dcbdfbd0ec77afc802522bb7e379c1"> 131</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classaudio__tools_1_1_base_buffer.html#a20dcbdfbd0ec77afc802522bb7e379c1">reset</a>() = 0;</div>
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<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  </div>
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<div class="line"><a name="l00134"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_base_buffer.html#ac8bb3912a3ce86b15842e79d0b421204"> 134</a></span>  <span class="keywordtype">void</span> <a class="code" href="classaudio__tools_1_1_base_buffer.html#ac8bb3912a3ce86b15842e79d0b421204">clear</a>() { <a class="code" href="classaudio__tools_1_1_base_buffer.html#a20dcbdfbd0ec77afc802522bb7e379c1">reset</a>(); }</div>
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<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  </div>
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<div class="line"><a name="l00137"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_base_buffer.html#aebd60457902debb30b07971a16f24ebd"> 137</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="classaudio__tools_1_1_base_buffer.html#aebd60457902debb30b07971a16f24ebd">available</a>() = 0;</div>
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<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  </div>
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<div class="line"><a name="l00140"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_base_buffer.html#a9953a7c3a981eb3a83adb4f9ecfb9ac5"> 140</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="classaudio__tools_1_1_base_buffer.html#a9953a7c3a981eb3a83adb4f9ecfb9ac5">availableForWrite</a>() = 0;</div>
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<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  </div>
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<div class="line"><a name="l00143"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_base_buffer.html#a1630a475441016638ee45edc5c3074f5"> 143</a></span>  <span class="keyword">virtual</span> T *<a class="code" href="classaudio__tools_1_1_base_buffer.html#a1630a475441016638ee45edc5c3074f5">address</a>() = 0;</div>
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<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  </div>
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<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="keyword">virtual</span> <span class="keywordtype">size_t</span> size() = 0;</div>
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<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  </div>
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<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keyword">protected</span>:</div>
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<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keywordtype">void</span> setWritePos(<span class="keywordtype">int</span> pos){};</div>
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<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  </div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keyword">friend</span> <a class="code" href="classaudio__tools_1_1_n_buffer.html">NBuffer<T></a>;</div>
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<div class="line"><a name="l00151"></a><span class="lineno"> 151</span> };</div>
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<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  </div>
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<div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
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<div class="line"><a name="l00162"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_single_buffer.html"> 162</a></span> <span class="keyword">class </span><a class="code" href="classaudio__tools_1_1_single_buffer.html">SingleBuffer</a> : <span class="keyword">public</span> <a class="code" href="classaudio__tools_1_1_base_buffer.html">BaseBuffer</a><T> {</div>
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<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00169"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_single_buffer.html#a35c6a8c1d8f0857e27e85530479a444a"> 169</a></span>  <a class="code" href="classaudio__tools_1_1_single_buffer.html#a35c6a8c1d8f0857e27e85530479a444a">SingleBuffer</a>(<span class="keywordtype">int</span> size) {</div>
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<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  this->max_size = size;</div>
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<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  buffer.resize(max_size);</div>
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<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <a class="code" href="classaudio__tools_1_1_single_buffer.html#aebfcdbbd0fe4efbff10b180be50ca6bc">reset</a>();</div>
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<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  }</div>
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<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  </div>
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<div class="line"><a name="l00178"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_single_buffer.html#acc095e96946a477f0606fe4612fea1be"> 178</a></span>  <a class="code" href="classaudio__tools_1_1_single_buffer.html#acc095e96946a477f0606fe4612fea1be">SingleBuffer</a>() { <a class="code" href="classaudio__tools_1_1_single_buffer.html#aebfcdbbd0fe4efbff10b180be50ca6bc">reset</a>(); }</div>
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<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  </div>
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<div class="line"><a name="l00181"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_single_buffer.html#a95d73a37366e2eeb400d74370c9341e0"> 181</a></span>  <span class="keywordtype">void</span> <a class="code" href="classaudio__tools_1_1_single_buffer.html#a95d73a37366e2eeb400d74370c9341e0">onExternalBufferRefilled</a>(<span class="keywordtype">void</span> *<a class="code" href="classaudio__tools_1_1_single_buffer.html#a1699472936b80a88d3fc8096975d21b2">data</a>, <span class="keywordtype">int</span> len) {</div>
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<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  this->owns_buffer = <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  this->buffer = (uint8_t *)<a class="code" href="classaudio__tools_1_1_single_buffer.html#a1699472936b80a88d3fc8096975d21b2">data</a>;</div>
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<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  this->current_read_pos = 0;</div>
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<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  this->current_write_pos = len;</div>
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<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  }</div>
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<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  </div>
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<div class="line"><a name="l00188"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_single_buffer.html#a297f30ced5108b4589f5aa46ef366b7b"> 188</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classaudio__tools_1_1_single_buffer.html#a297f30ced5108b4589f5aa46ef366b7b">write</a>(T sample)<span class="keyword"> override </span>{</div>
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<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keywordtype">bool</span> result = <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="keywordflow">if</span> (current_write_pos < max_size) {</div>
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<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  buffer[current_write_pos++] = sample;</div>
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<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  result = <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  }</div>
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<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keywordflow">return</span> result;</div>
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<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  }</div>
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<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  </div>
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<div class="line"><a name="l00197"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_single_buffer.html#af0249cac32fffc33491daa627905febf"> 197</a></span>  T <a class="code" href="classaudio__tools_1_1_single_buffer.html#af0249cac32fffc33491daa627905febf">read</a>()<span class="keyword"> override </span>{</div>
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<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  T result = 0;</div>
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<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="keywordflow">if</span> (current_read_pos < current_write_pos) {</div>
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<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  result = buffer[current_read_pos++];</div>
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<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  }</div>
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<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="keywordflow">return</span> result;</div>
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<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  }</div>
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<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  </div>
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<div class="line"><a name="l00205"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_single_buffer.html#a17b2a32bc45e5094d6f58d1b2bc9f24d"> 205</a></span>  T <a class="code" href="classaudio__tools_1_1_single_buffer.html#a17b2a32bc45e5094d6f58d1b2bc9f24d">peek</a>()<span class="keyword"> override </span>{</div>
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<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  T result = 0;</div>
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<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="keywordflow">if</span> (current_read_pos < current_write_pos) {</div>
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<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  result = buffer[current_read_pos];</div>
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<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  }</div>
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<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="keywordflow">return</span> result;</div>
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<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  }</div>
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<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  </div>
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<div class="line"><a name="l00213"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_single_buffer.html#a692e2b18b3c2452e38e3f558ad87e9a5"> 213</a></span>  <span class="keywordtype">int</span> <a class="code" href="classaudio__tools_1_1_single_buffer.html#a692e2b18b3c2452e38e3f558ad87e9a5">available</a>()<span class="keyword"> override </span>{</div>
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<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="keywordtype">int</span> result = current_write_pos - current_read_pos;</div>
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<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="keywordflow">return</span> max(result, 0);</div>
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<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  }</div>
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<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  </div>
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<div class="line"><a name="l00218"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_single_buffer.html#a87b51853b7bf1bc90d9efa9f3b8d4fea"> 218</a></span>  <span class="keywordtype">int</span> <a class="code" href="classaudio__tools_1_1_single_buffer.html#a87b51853b7bf1bc90d9efa9f3b8d4fea">availableForWrite</a>()<span class="keyword"> override </span>{ <span class="keywordflow">return</span> max_size - current_write_pos; }</div>
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<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  </div>
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<div class="line"><a name="l00220"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_single_buffer.html#a91336dd99913834c918d58f4223d7ac4"> 220</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classaudio__tools_1_1_single_buffer.html#a91336dd99913834c918d58f4223d7ac4">isFull</a>()<span class="keyword"> override </span>{ <span class="keywordflow">return</span> <a class="code" href="classaudio__tools_1_1_single_buffer.html#a87b51853b7bf1bc90d9efa9f3b8d4fea">availableForWrite</a>() <= 0; }</div>
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<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  </div>
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<div class="line"><a name="l00223"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_single_buffer.html#af4a69505d7ab34d699fbc6157aef3bbe"> 223</a></span>  <span class="keywordtype">int</span> <a class="code" href="classaudio__tools_1_1_single_buffer.html#af4a69505d7ab34d699fbc6157aef3bbe">clearArray</a>(<span class="keywordtype">int</span> len)<span class="keyword"> override</span>{</div>
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<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="keywordtype">int</span> len_available = <a class="code" href="classaudio__tools_1_1_single_buffer.html#a692e2b18b3c2452e38e3f558ad87e9a5">available</a>();</div>
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<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordflow">if</span> (len><a class="code" href="classaudio__tools_1_1_single_buffer.html#a692e2b18b3c2452e38e3f558ad87e9a5">available</a>()) {</div>
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<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <a class="code" href="classaudio__tools_1_1_single_buffer.html#aebfcdbbd0fe4efbff10b180be50ca6bc">reset</a>();</div>
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<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="keywordflow">return</span> len_available;</div>
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<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  }</div>
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<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  current_read_pos += len;</div>
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<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  len_available -= len;</div>
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<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  memmove(buffer.data(), buffer.data()+current_read_pos, len_available);</div>
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<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  current_read_pos = 0;</div>
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<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  current_write_pos = len_available;</div>
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<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  </div>
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<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="keywordflow">if</span> (is_clear_with_zero){</div>
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<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  memset(buffer.data()+current_write_pos,0,buffer.size()-current_write_pos);</div>
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<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  }</div>
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<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  </div>
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<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="keywordflow">return</span> len;</div>
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<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  }</div>
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<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  </div>
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<div class="line"><a name="l00243"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_single_buffer.html#a001493d22a88d48242cc331551def442"> 243</a></span>  T *<a class="code" href="classaudio__tools_1_1_single_buffer.html#a001493d22a88d48242cc331551def442">address</a>()<span class="keyword"> override </span>{ <span class="keywordflow">return</span> buffer.data(); }</div>
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<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  </div>
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<div class="line"><a name="l00246"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_single_buffer.html#a1699472936b80a88d3fc8096975d21b2"> 246</a></span>  T *<a class="code" href="classaudio__tools_1_1_single_buffer.html#a1699472936b80a88d3fc8096975d21b2">data</a>() { <span class="keywordflow">return</span> buffer.data()+current_read_pos; }</div>
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<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  </div>
|
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<div class="line"><a name="l00248"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_single_buffer.html#aebfcdbbd0fe4efbff10b180be50ca6bc"> 248</a></span>  <span class="keywordtype">void</span> <a class="code" href="classaudio__tools_1_1_single_buffer.html#aebfcdbbd0fe4efbff10b180be50ca6bc">reset</a>()<span class="keyword"> override </span>{</div>
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<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  current_read_pos = 0;</div>
|
|
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  current_write_pos = 0;</div>
|
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<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keywordflow">if</span> (is_clear_with_zero){</div>
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<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  memset(buffer.data(),0,buffer.size());</div>
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<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  }</div>
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<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  }</div>
|
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<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  </div>
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<div class="line"><a name="l00258"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_single_buffer.html#a1df5849973bb084c9d25289359ae6e57"> 258</a></span>  <span class="keywordtype">size_t</span> <a class="code" href="classaudio__tools_1_1_single_buffer.html#a1df5849973bb084c9d25289359ae6e57">setAvailable</a>(<span class="keywordtype">size_t</span> available_size) {</div>
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<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="keywordtype">size_t</span> result = min(available_size, (<span class="keywordtype">size_t</span>) max_size);</div>
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<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  current_read_pos = 0;</div>
|
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<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  current_write_pos = result;</div>
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<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="keywordflow">return</span> result;</div>
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<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  }</div>
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<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  </div>
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<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  </div>
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<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="keywordtype">size_t</span> size() { <span class="keywordflow">return</span> max_size; }</div>
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<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  </div>
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<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <span class="keywordtype">void</span> resize(<span class="keywordtype">int</span> size) {</div>
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<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="keywordflow">if</span> (buffer.size() != size) {</div>
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<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  TRACED();</div>
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<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  buffer.resize(size);</div>
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<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  max_size = size;</div>
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<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  }</div>
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<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  }</div>
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<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  </div>
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<div class="line"><a name="l00277"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_single_buffer.html#a3cbbe5124b80c5fd48c168debbf50b52"> 277</a></span>  <span class="keywordtype">void</span> <a class="code" href="classaudio__tools_1_1_single_buffer.html#a3cbbe5124b80c5fd48c168debbf50b52">setClearWithZero</a>(<span class="keywordtype">bool</span> flag){</div>
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<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  is_clear_with_zero = flag;</div>
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<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  }</div>
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<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  </div>
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<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="keyword">protected</span>:</div>
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<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="keywordtype">int</span> max_size = 0;</div>
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<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  <span class="keywordtype">int</span> current_read_pos = 0;</div>
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<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="keywordtype">int</span> current_write_pos = 0;</div>
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<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <span class="keywordtype">bool</span> owns_buffer = <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <span class="keywordtype">bool</span> is_clear_with_zero = <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <a class="code" href="classaudio__tools_1_1_vector.html">Vector<T></a> buffer{0};</div>
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<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  </div>
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<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <span class="keywordtype">void</span> setWritePos(<span class="keywordtype">int</span> pos) { current_write_pos = pos; }</div>
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<div class="line"><a name="l00290"></a><span class="lineno"> 290</span> };</div>
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<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  </div>
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<div class="line"><a name="l00297"></a><span class="lineno"> 297</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
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<div class="line"><a name="l00298"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_ring_buffer.html"> 298</a></span> <span class="keyword">class </span><a class="code" href="classaudio__tools_1_1_ring_buffer.html">RingBuffer</a> : <span class="keyword">public</span> <a class="code" href="classaudio__tools_1_1_base_buffer.html">BaseBuffer</a><T> {</div>
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<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <a class="code" href="classaudio__tools_1_1_ring_buffer.html">RingBuffer</a>(<span class="keywordtype">int</span> <a class="code" href="classaudio__tools_1_1_ring_buffer.html#aa2c7fffd280ddcd6500a065785df0950">size</a>) {</div>
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<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  resize(<a class="code" href="classaudio__tools_1_1_ring_buffer.html#aa2c7fffd280ddcd6500a065785df0950">size</a>);</div>
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<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <a class="code" href="classaudio__tools_1_1_ring_buffer.html#a7b0e029102ad38f4b814c6523aedb53d">reset</a>();</div>
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<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  }</div>
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<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  </div>
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<div class="line"><a name="l00305"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_ring_buffer.html#a1b28d39faccd30992c1b64ddc6e21fe9"> 305</a></span>  <span class="keyword">virtual</span> T <a class="code" href="classaudio__tools_1_1_ring_buffer.html#a1b28d39faccd30992c1b64ddc6e21fe9">read</a>() {</div>
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<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <span class="keywordflow">if</span> (isEmpty()) <span class="keywordflow">return</span> -1;</div>
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<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  </div>
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<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  T value = _aucBuffer[_iTail];</div>
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<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  _iTail = nextIndex(_iTail);</div>
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<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  _numElems--;</div>
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<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  </div>
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<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="keywordflow">return</span> value;</div>
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<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  }</div>
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<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  </div>
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<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="comment">// peeks the actual entry from the buffer</span></div>
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<div class="line"><a name="l00316"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_ring_buffer.html#ac66cacbf1c5e7f0d0e55a82ba28f8a3d"> 316</a></span>  <span class="keyword">virtual</span> T <a class="code" href="classaudio__tools_1_1_ring_buffer.html#ac66cacbf1c5e7f0d0e55a82ba28f8a3d">peek</a>() {</div>
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<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <span class="keywordflow">if</span> (isEmpty()) <span class="keywordflow">return</span> -1;</div>
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<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  </div>
|
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<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="keywordflow">return</span> _aucBuffer[_iTail];</div>
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<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  }</div>
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<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  </div>
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<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <span class="keyword">virtual</span> <span class="keywordtype">int</span> peekArray(T*data, <span class="keywordtype">int</span> n){</div>
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<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <span class="keywordflow">if</span> (isEmpty()) <span class="keywordflow">return</span> -1;</div>
|
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<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  <span class="keywordtype">int</span> result = 0;</div>
|
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<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  <span class="keywordtype">int</span> count = _numElems;</div>
|
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<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  <span class="keywordtype">int</span> tail = _iTail;</div>
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<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j=0;j<n;j++){</div>
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<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  data[j] = _aucBuffer[tail];</div>
|
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<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  tail = nextIndex(tail);</div>
|
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<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  count--;</div>
|
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<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  result++;</div>
|
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<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <span class="keywordflow">if</span> (count==0)<span class="keywordflow">break</span>;</div>
|
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<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  }</div>
|
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<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <span class="keywordflow">return</span> result;</div>
|
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<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  }</div>
|
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<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  </div>
|
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<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <span class="comment">// checks if the buffer is full</span></div>
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<div class="line"><a name="l00338"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_ring_buffer.html#aac0ab007845c29d8d4c9b96a3cbbe2c9"> 338</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="classaudio__tools_1_1_ring_buffer.html#aac0ab007845c29d8d4c9b96a3cbbe2c9">isFull</a>() { <span class="keywordflow">return</span> <a class="code" href="classaudio__tools_1_1_ring_buffer.html#a512cfced3ab951dde7a9a78f1274fe63">available</a>() == max_size; }</div>
|
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<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  </div>
|
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<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  <span class="keywordtype">bool</span> isEmpty() { <span class="keywordflow">return</span> <a class="code" href="classaudio__tools_1_1_ring_buffer.html#a512cfced3ab951dde7a9a78f1274fe63">available</a>() == 0; }</div>
|
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<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  </div>
|
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<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <span class="comment">// write add an entry to the buffer</span></div>
|
|
<div class="line"><a name="l00343"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_ring_buffer.html#a762c87ce3d749ba209ff05e6af210be5"> 343</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="classaudio__tools_1_1_ring_buffer.html#a762c87ce3d749ba209ff05e6af210be5">write</a>(T data) {</div>
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<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="keywordtype">bool</span> result = <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  <span class="keywordflow">if</span> (!<a class="code" href="classaudio__tools_1_1_ring_buffer.html#aac0ab007845c29d8d4c9b96a3cbbe2c9">isFull</a>()) {</div>
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<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  _aucBuffer[_iHead] = data;</div>
|
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<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  _iHead = nextIndex(_iHead);</div>
|
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<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  _numElems++;</div>
|
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<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  result = <span class="keyword">true</span>;</div>
|
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<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  }</div>
|
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<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="keywordflow">return</span> result;</div>
|
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<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  }</div>
|
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<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  </div>
|
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<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <span class="comment">// clears the buffer</span></div>
|
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<div class="line"><a name="l00355"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_ring_buffer.html#a7b0e029102ad38f4b814c6523aedb53d"> 355</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classaudio__tools_1_1_ring_buffer.html#a7b0e029102ad38f4b814c6523aedb53d">reset</a>() {</div>
|
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<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  _iHead = 0;</div>
|
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<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  _iTail = 0;</div>
|
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<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  _numElems = 0;</div>
|
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<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  }</div>
|
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<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  </div>
|
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<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  <span class="comment">// provides the number of entries that are available to read</span></div>
|
|
<div class="line"><a name="l00362"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_ring_buffer.html#a512cfced3ab951dde7a9a78f1274fe63"> 362</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="classaudio__tools_1_1_ring_buffer.html#a512cfced3ab951dde7a9a78f1274fe63">available</a>() { <span class="keywordflow">return</span> _numElems; }</div>
|
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<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  </div>
|
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<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <span class="comment">// provides the number of entries that are available to write</span></div>
|
|
<div class="line"><a name="l00365"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_ring_buffer.html#a473a08fbb41a997860a55213bc367d44"> 365</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="classaudio__tools_1_1_ring_buffer.html#a473a08fbb41a997860a55213bc367d44">availableForWrite</a>() { <span class="keywordflow">return</span> (max_size - _numElems); }</div>
|
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<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  </div>
|
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<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  <span class="comment">// returns the address of the start of the physical read buffer</span></div>
|
|
<div class="line"><a name="l00368"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_ring_buffer.html#a8790df7b9c12234348cad32e5652de5a"> 368</a></span>  <span class="keyword">virtual</span> T *<a class="code" href="classaudio__tools_1_1_ring_buffer.html#a8790df7b9c12234348cad32e5652de5a">address</a>() { <span class="keywordflow">return</span> _aucBuffer.data(); }</div>
|
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<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  </div>
|
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<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> resize(<span class="keywordtype">int</span> len) {</div>
|
|
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  <span class="keywordflow">if</span> (max_size != len) {</div>
|
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<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  LOGI(<span class="stringliteral">"resize: %d"</span>, len);</div>
|
|
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  _aucBuffer.resize(len);</div>
|
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<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  max_size = len;</div>
|
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<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  }</div>
|
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<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  }</div>
|
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<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  </div>
|
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<div class="line"><a name="l00379"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_ring_buffer.html#aa2c7fffd280ddcd6500a065785df0950"> 379</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">size_t</span> <a class="code" href="classaudio__tools_1_1_ring_buffer.html#aa2c7fffd280ddcd6500a065785df0950">size</a>() { <span class="keywordflow">return</span> max_size; }</div>
|
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<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  </div>
|
|
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  <span class="keyword">protected</span>:</div>
|
|
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  <a class="code" href="classaudio__tools_1_1_vector.html">Vector<T></a> _aucBuffer;</div>
|
|
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  <span class="keywordtype">int</span> _iHead;</div>
|
|
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <span class="keywordtype">int</span> _iTail;</div>
|
|
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <span class="keywordtype">int</span> _numElems;</div>
|
|
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  <span class="keywordtype">int</span> max_size = 0;</div>
|
|
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  </div>
|
|
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  <span class="keywordtype">int</span> nextIndex(<span class="keywordtype">int</span> index) { <span class="keywordflow">return</span> (uint32_t)(index + 1) % max_size; }</div>
|
|
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span> };</div>
|
|
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  </div>
|
|
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span> <span class="keyword">template</span> <<span class="keyword">class</span> File, <span class="keyword">typename</span> T></div>
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<div class="line"><a name="l00402"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_ring_buffer_file.html"> 402</a></span> <span class="keyword">class </span><a class="code" href="classaudio__tools_1_1_ring_buffer_file.html">RingBufferFile</a> : <span class="keyword">public</span> <a class="code" href="classaudio__tools_1_1_base_buffer.html">BaseBuffer</a><T> {</div>
|
|
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  <span class="keyword">public</span>:</div>
|
|
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  <a class="code" href="classaudio__tools_1_1_ring_buffer_file.html">RingBufferFile</a>(<span class="keywordtype">bool</span> autoRewind = <span class="keyword">true</span>) { <a class="code" href="classaudio__tools_1_1_ring_buffer_file.html#a56c99765fda1e751bd89bade953a0d56">setAutoRewind</a>(autoRewind); }</div>
|
|
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  <a class="code" href="classaudio__tools_1_1_ring_buffer_file.html">RingBufferFile</a>(<a class="code" href="classaudio__tools_1_1_file.html">File</a> &file, <span class="keywordtype">bool</span> autoRewind = <span class="keyword">true</span>) {</div>
|
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<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  <a class="code" href="classaudio__tools_1_1_ring_buffer_file.html#a15fc8d742a570baf624715fccb6db44c">setFile</a>(file);</div>
|
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<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  <a class="code" href="classaudio__tools_1_1_ring_buffer_file.html#a56c99765fda1e751bd89bade953a0d56">setAutoRewind</a>(autoRewind);</div>
|
|
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  }</div>
|
|
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  </div>
|
|
<div class="line"><a name="l00413"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_ring_buffer_file.html#a56c99765fda1e751bd89bade953a0d56"> 413</a></span>  <span class="keywordtype">void</span> <a class="code" href="classaudio__tools_1_1_ring_buffer_file.html#a56c99765fda1e751bd89bade953a0d56">setAutoRewind</a>(<span class="keywordtype">bool</span> flag) { auto_rewind = <span class="keyword">true</span>; }</div>
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|
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  </div>
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<div class="line"><a name="l00416"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_ring_buffer_file.html#a15fc8d742a570baf624715fccb6db44c"> 416</a></span>  <span class="keywordtype">void</span> <a class="code" href="classaudio__tools_1_1_ring_buffer_file.html#a15fc8d742a570baf624715fccb6db44c">setFile</a>(<a class="code" href="classaudio__tools_1_1_file.html">File</a> &bufferFile, <span class="keywordtype">bool</span> <a class="code" href="classaudio__tools_1_1_base_buffer.html#ac8bb3912a3ce86b15842e79d0b421204">clear</a> = <span class="keyword">false</span>) {</div>
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|
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  p_file = &bufferFile;</div>
|
|
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  <span class="keywordflow">if</span> (!*p_file) {</div>
|
|
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  LOGE(<span class="stringliteral">"file is not valid"</span>);</div>
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|
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  }</div>
|
|
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  <span class="comment">// if no clear has been requested we can access the existing data in the</span></div>
|
|
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  <span class="comment">// p_file</span></div>
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<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  <span class="keywordflow">if</span> (!<a class="code" href="classaudio__tools_1_1_base_buffer.html#ac8bb3912a3ce86b15842e79d0b421204">clear</a>) {</div>
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<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  element_count = p_file->size() / <span class="keyword">sizeof</span>(T);</div>
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<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  LOGI(<span class="stringliteral">"existing elements: %s"</span>, element_count);</div>
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|
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  read_pos = element_count;</div>
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<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  }</div>
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|
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  }</div>
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<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  </div>
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<div class="line"><a name="l00430"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_ring_buffer_file.html#af0249cac32fffc33491daa627905febf"> 430</a></span>  T <a class="code" href="classaudio__tools_1_1_ring_buffer_file.html#af0249cac32fffc33491daa627905febf">read</a>()<span class="keyword"> override </span>{</div>
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<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  <span class="keywordflow">if</span> (isEmpty()) <span class="keywordflow">return</span> -1;</div>
|
|
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  </div>
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<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  T result = <a class="code" href="classaudio__tools_1_1_ring_buffer_file.html#a17b2a32bc45e5094d6f58d1b2bc9f24d">peek</a>();</div>
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<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  read_pos++;</div>
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<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  element_count--;</div>
|
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<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  <span class="comment">// the buffer is empty</span></div>
|
|
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  <span class="keywordflow">if</span> (auto_rewind && isEmpty()) {</div>
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|
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  LOGI(<span class="stringliteral">"pos 0"</span>);</div>
|
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<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  write_pos = 0;</div>
|
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<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  read_pos = 0;</div>
|
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<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  }</div>
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<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  </div>
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<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  <span class="keywordflow">return</span> result;</div>
|
|
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  }</div>
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<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  </div>
|
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<div class="line"><a name="l00447"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_ring_buffer_file.html#a0747fdde42125f2dbddd4d84ad124678"> 447</a></span>  <span class="keywordtype">int</span> <a class="code" href="classaudio__tools_1_1_ring_buffer_file.html#a0747fdde42125f2dbddd4d84ad124678">readArray</a>(T data[], <span class="keywordtype">int</span> count)<span class="keyword"> override </span>{</div>
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<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  <span class="keywordflow">if</span> (p_file == <span class="keyword">nullptr</span>) <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  <span class="keywordtype">int</span> read_count = min(count, element_count);</div>
|
|
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  file_seek(read_pos);</div>
|
|
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  <span class="keywordtype">int</span> elements_processed = file_read(data, read_count);</div>
|
|
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  read_pos += elements_processed;</div>
|
|
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  element_count -= elements_processed;</div>
|
|
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  <span class="keywordflow">return</span> elements_processed;</div>
|
|
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  }</div>
|
|
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  </div>
|
|
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  <span class="comment">// peeks the actual entry from the buffer</span></div>
|
|
<div class="line"><a name="l00458"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_ring_buffer_file.html#a17b2a32bc45e5094d6f58d1b2bc9f24d"> 458</a></span>  T <a class="code" href="classaudio__tools_1_1_ring_buffer_file.html#a17b2a32bc45e5094d6f58d1b2bc9f24d">peek</a>()<span class="keyword"> override </span>{</div>
|
|
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  <span class="keywordflow">if</span> (p_file == <span class="keyword">nullptr</span>) <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  <span class="keywordflow">if</span> (isEmpty()) <span class="keywordflow">return</span> -1;</div>
|
|
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  </div>
|
|
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  file_seek(read_pos);</div>
|
|
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  T result;</div>
|
|
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  <span class="keywordtype">size_t</span> count = file_read(&result, 1);</div>
|
|
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  <span class="keywordflow">return</span> result;</div>
|
|
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  }</div>
|
|
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  </div>
|
|
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  <span class="comment">// checks if the buffer is full</span></div>
|
|
<div class="line"><a name="l00469"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_ring_buffer_file.html#a91336dd99913834c918d58f4223d7ac4"> 469</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classaudio__tools_1_1_ring_buffer_file.html#a91336dd99913834c918d58f4223d7ac4">isFull</a>()<span class="keyword"> override </span>{ <span class="keywordflow">return</span> <a class="code" href="classaudio__tools_1_1_ring_buffer_file.html#a692e2b18b3c2452e38e3f558ad87e9a5">available</a>() == max_size; }</div>
|
|
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  </div>
|
|
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  <span class="keywordtype">bool</span> isEmpty() { <span class="keywordflow">return</span> <a class="code" href="classaudio__tools_1_1_ring_buffer_file.html#a692e2b18b3c2452e38e3f558ad87e9a5">available</a>() == 0; }</div>
|
|
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  </div>
|
|
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  <span class="comment">// write add an entry to the buffer</span></div>
|
|
<div class="line"><a name="l00474"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_ring_buffer_file.html#a7098400d9e88b57179cee1fbd589601d"> 474</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="classaudio__tools_1_1_ring_buffer_file.html#a7098400d9e88b57179cee1fbd589601d">write</a>(T data)<span class="keyword"> override </span>{ <span class="keywordflow">return</span> <a class="code" href="classaudio__tools_1_1_ring_buffer_file.html#aad1958ec38b63a35ddc8209d646f1ed0">writeArray</a>(&data, 1); }</div>
|
|
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  </div>
|
|
<div class="line"><a name="l00477"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_ring_buffer_file.html#aad1958ec38b63a35ddc8209d646f1ed0"> 477</a></span>  <span class="keywordtype">int</span> <a class="code" href="classaudio__tools_1_1_ring_buffer_file.html#aad1958ec38b63a35ddc8209d646f1ed0">writeArray</a>(<span class="keyword">const</span> T data[], <span class="keywordtype">int</span> len)<span class="keyword"> override </span>{</div>
|
|
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  <span class="keywordflow">if</span> (p_file == <span class="keyword">nullptr</span>) <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  file_seek(write_pos);</div>
|
|
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  <span class="keywordtype">int</span> elements_written = file_write(data, len);</div>
|
|
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  write_pos += elements_written;</div>
|
|
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  element_count += elements_written;</div>
|
|
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  <span class="keywordflow">return</span> elements_written;</div>
|
|
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  }</div>
|
|
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  </div>
|
|
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  <span class="comment">// clears the buffer</span></div>
|
|
<div class="line"><a name="l00487"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_ring_buffer_file.html#aebfcdbbd0fe4efbff10b180be50ca6bc"> 487</a></span>  <span class="keywordtype">void</span> <a class="code" href="classaudio__tools_1_1_ring_buffer_file.html#aebfcdbbd0fe4efbff10b180be50ca6bc">reset</a>()<span class="keyword"> override </span>{</div>
|
|
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  write_pos = 0;</div>
|
|
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  read_pos = 0;</div>
|
|
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  element_count = 0;</div>
|
|
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  <span class="keywordflow">if</span> (p_file != <span class="keyword">nullptr</span>) file_seek(0);</div>
|
|
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  }</div>
|
|
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  </div>
|
|
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  <span class="comment">// provides the number of entries that are available to read</span></div>
|
|
<div class="line"><a name="l00495"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_ring_buffer_file.html#a692e2b18b3c2452e38e3f558ad87e9a5"> 495</a></span>  <span class="keywordtype">int</span> <a class="code" href="classaudio__tools_1_1_ring_buffer_file.html#a692e2b18b3c2452e38e3f558ad87e9a5">available</a>()<span class="keyword"> override </span>{ <span class="keywordflow">return</span> element_count; }</div>
|
|
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  </div>
|
|
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  <span class="comment">// provides the number of entries that are available to write</span></div>
|
|
<div class="line"><a name="l00498"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_ring_buffer_file.html#a87b51853b7bf1bc90d9efa9f3b8d4fea"> 498</a></span>  <span class="keywordtype">int</span> <a class="code" href="classaudio__tools_1_1_ring_buffer_file.html#a87b51853b7bf1bc90d9efa9f3b8d4fea">availableForWrite</a>()<span class="keyword"> override </span>{ <span class="keywordflow">return</span> (max_size - element_count); }</div>
|
|
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  </div>
|
|
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  <span class="comment">// /// Returns the maximum capacity of the buffer</span></div>
|
|
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  <span class="comment">// int size() override { return max_size; }</span></div>
|
|
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  </div>
|
|
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  <span class="comment">// not supported</span></div>
|
|
<div class="line"><a name="l00504"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_ring_buffer_file.html#a001493d22a88d48242cc331551def442"> 504</a></span>  T *<a class="code" href="classaudio__tools_1_1_ring_buffer_file.html#a001493d22a88d48242cc331551def442">address</a>()<span class="keyword"> override </span>{ <span class="keywordflow">return</span> <span class="keyword">nullptr</span>; }</div>
|
|
<div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  </div>
|
|
<div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  <span class="keywordtype">size_t</span> size()<span class="keyword"> override </span>{</div>
|
|
<div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  <span class="keywordflow">return</span> write_pos - read_pos;</div>
|
|
<div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  }</div>
|
|
<div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  </div>
|
|
<div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  <span class="keyword">protected</span>:</div>
|
|
<div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  File *p_file = <span class="keyword">nullptr</span>;</div>
|
|
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  <span class="keywordtype">int</span> write_pos;</div>
|
|
<div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  <span class="keywordtype">int</span> read_pos;</div>
|
|
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  <span class="keywordtype">int</span> element_count;</div>
|
|
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  <span class="keywordtype">int</span> max_size = INT_MAX;</div>
|
|
<div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  <span class="keywordtype">bool</span> auto_rewind = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  </div>
|
|
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  <span class="keywordtype">void</span> file_seek(<span class="keywordtype">int</span> pos) {</div>
|
|
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  <span class="keywordflow">if</span> (p_file->position() != pos * <span class="keyword">sizeof</span>(T)) {</div>
|
|
<div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  LOGD(<span class="stringliteral">"file_seek: %d"</span>, pos);</div>
|
|
<div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  <span class="keywordflow">if</span> (!p_file->seek(pos * <span class="keyword">sizeof</span>(T))) {</div>
|
|
<div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  LOGE(<span class="stringliteral">"seek %d"</span>, pos * <span class="keyword">sizeof</span>(T))</div>
|
|
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  }</div>
|
|
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  }</div>
|
|
<div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  }</div>
|
|
<div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  </div>
|
|
<div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  <span class="keywordtype">int</span> file_write(<span class="keyword">const</span> T *data, <span class="keywordtype">int</span> count) {</div>
|
|
<div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  LOGD(<span class="stringliteral">"file_write: %d"</span>, count);</div>
|
|
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span>  <span class="keywordflow">if</span> (p_file == <span class="keyword">nullptr</span>) <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  <span class="keywordtype">int</span> to_write = <span class="keyword">sizeof</span>(T) * count;</div>
|
|
<div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  <span class="keywordtype">int</span> bytes_written = p_file->write((<span class="keyword">const</span> uint8_t *)data, to_write);</div>
|
|
<div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  <span class="comment">// p_file->flush();</span></div>
|
|
<div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  <span class="keywordtype">int</span> elements_written = bytes_written / <span class="keyword">sizeof</span>(T);</div>
|
|
<div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  <span class="keywordflow">if</span> (bytes_written != to_write) {</div>
|
|
<div class="line"><a name="l00535"></a><span class="lineno"> 535</span>  LOGE(<span class="stringliteral">"write: %d -> %d"</span>, to_write, bytes_written);</div>
|
|
<div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  }</div>
|
|
<div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  <span class="keywordflow">return</span> elements_written;</div>
|
|
<div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  }</div>
|
|
<div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  </div>
|
|
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  <span class="keywordtype">int</span> file_read(T *result, <span class="keywordtype">int</span> count) {</div>
|
|
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  LOGD(<span class="stringliteral">"file_read: %d"</span>, count);</div>
|
|
<div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  <span class="keywordtype">size_t</span> result_bytes = p_file->read((uint8_t *)result, <span class="keyword">sizeof</span>(T) * count);</div>
|
|
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  <span class="keywordflow">if</span> (result_bytes != count * <span class="keyword">sizeof</span>(T)) {</div>
|
|
<div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  LOGE(<span class="stringliteral">"readBytes: %d -> %d"</span>, (<span class="keywordtype">int</span>)<span class="keyword">sizeof</span>(T) * count, (<span class="keywordtype">int</span>)result_bytes);</div>
|
|
<div class="line"><a name="l00545"></a><span class="lineno"> 545</span>  result = 0;</div>
|
|
<div class="line"><a name="l00546"></a><span class="lineno"> 546</span>  }</div>
|
|
<div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  <span class="keywordflow">return</span> count;</div>
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<div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  }</div>
|
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<div class="line"><a name="l00549"></a><span class="lineno"> 549</span> };</div>
|
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<div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  </div>
|
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<div class="line"><a name="l00558"></a><span class="lineno"> 558</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
|
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<div class="line"><a name="l00559"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_n_buffer.html"> 559</a></span> <span class="keyword">class </span><a class="code" href="classaudio__tools_1_1_n_buffer.html">NBuffer</a> : <span class="keyword">public</span> <a class="code" href="classaudio__tools_1_1_base_buffer.html">BaseBuffer</a><T> {</div>
|
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<div class="line"><a name="l00560"></a><span class="lineno"> 560</span>  <span class="keyword">public</span>:</div>
|
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<div class="line"><a name="l00561"></a><span class="lineno"> 561</span>  <a class="code" href="classaudio__tools_1_1_n_buffer.html">NBuffer</a>(<span class="keywordtype">int</span> size, <span class="keywordtype">int</span> count) {</div>
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<div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  resize(size, count);</div>
|
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<div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  }</div>
|
|
<div class="line"><a name="l00564"></a><span class="lineno"> 564</span>  </div>
|
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<div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  <span class="keyword">virtual</span> ~<a class="code" href="classaudio__tools_1_1_n_buffer.html">NBuffer</a>() {</div>
|
|
<div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  freeMemory();</div>
|
|
<div class="line"><a name="l00567"></a><span class="lineno"> 567</span>  }</div>
|
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<div class="line"><a name="l00568"></a><span class="lineno"> 568</span>  </div>
|
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<div class="line"><a name="l00569"></a><span class="lineno"> 569</span>  <span class="comment">// reads an entry from the buffer</span></div>
|
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<div class="line"><a name="l00570"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_n_buffer.html#a97acc37c2fc08fa60479ac5b9c36e40a"> 570</a></span>  T <a class="code" href="classaudio__tools_1_1_n_buffer.html#a97acc37c2fc08fa60479ac5b9c36e40a">read</a>() {</div>
|
|
<div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  T result = 0;</div>
|
|
<div class="line"><a name="l00572"></a><span class="lineno"> 572</span>  <span class="keywordflow">if</span> (<a class="code" href="classaudio__tools_1_1_n_buffer.html#a4549a76725f2e4c013e4d57018366109">available</a>() > 0) {</div>
|
|
<div class="line"><a name="l00573"></a><span class="lineno"> 573</span>  result = actual_read_buffer->read();</div>
|
|
<div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  }</div>
|
|
<div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  <span class="keywordflow">return</span> result;</div>
|
|
<div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  }</div>
|
|
<div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  </div>
|
|
<div class="line"><a name="l00578"></a><span class="lineno"> 578</span>  <span class="comment">// peeks the actual entry from the buffer</span></div>
|
|
<div class="line"><a name="l00579"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_n_buffer.html#a6e49b863dbcd071ed8d6766f31a59224"> 579</a></span>  T <a class="code" href="classaudio__tools_1_1_n_buffer.html#a6e49b863dbcd071ed8d6766f31a59224">peek</a>() {</div>
|
|
<div class="line"><a name="l00580"></a><span class="lineno"> 580</span>  T result = 0;</div>
|
|
<div class="line"><a name="l00581"></a><span class="lineno"> 581</span>  <span class="keywordflow">if</span> (<a class="code" href="classaudio__tools_1_1_n_buffer.html#a4549a76725f2e4c013e4d57018366109">available</a>() > 0) {</div>
|
|
<div class="line"><a name="l00582"></a><span class="lineno"> 582</span>  result = actual_read_buffer->peek();</div>
|
|
<div class="line"><a name="l00583"></a><span class="lineno"> 583</span>  }</div>
|
|
<div class="line"><a name="l00584"></a><span class="lineno"> 584</span>  <span class="keywordflow">return</span> result;</div>
|
|
<div class="line"><a name="l00585"></a><span class="lineno"> 585</span>  }</div>
|
|
<div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  </div>
|
|
<div class="line"><a name="l00587"></a><span class="lineno"> 587</span>  <span class="comment">// checks if the buffer is full</span></div>
|
|
<div class="line"><a name="l00588"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_n_buffer.html#a3e70330939fdfc4dbc2f60c1a660584d"> 588</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classaudio__tools_1_1_n_buffer.html#a3e70330939fdfc4dbc2f60c1a660584d">isFull</a>() { <span class="keywordflow">return</span> <a class="code" href="classaudio__tools_1_1_n_buffer.html#a86aa7db83a28e2662e01c57a36681cb0">availableForWrite</a>() == 0; }</div>
|
|
<div class="line"><a name="l00589"></a><span class="lineno"> 589</span>  </div>
|
|
<div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  <span class="comment">// write add an entry to the buffer</span></div>
|
|
<div class="line"><a name="l00591"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_n_buffer.html#a5a7b764c471a4ddcd2ffc3893769c874"> 591</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classaudio__tools_1_1_n_buffer.html#a5a7b764c471a4ddcd2ffc3893769c874">write</a>(T data) {</div>
|
|
<div class="line"><a name="l00592"></a><span class="lineno"> 592</span>  <span class="keywordtype">bool</span> result = <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00593"></a><span class="lineno"> 593</span>  <span class="keywordflow">if</span> (actual_write_buffer == <span class="keyword">nullptr</span>) {</div>
|
|
<div class="line"><a name="l00594"></a><span class="lineno"> 594</span>  actual_write_buffer = getNextAvailableBuffer();</div>
|
|
<div class="line"><a name="l00595"></a><span class="lineno"> 595</span>  }</div>
|
|
<div class="line"><a name="l00596"></a><span class="lineno"> 596</span>  <span class="keywordflow">if</span> (actual_write_buffer != <span class="keyword">nullptr</span>) {</div>
|
|
<div class="line"><a name="l00597"></a><span class="lineno"> 597</span>  result = actual_write_buffer->write(data);</div>
|
|
<div class="line"><a name="l00598"></a><span class="lineno"> 598</span>  <span class="comment">// if buffer is full move to next available</span></div>
|
|
<div class="line"><a name="l00599"></a><span class="lineno"> 599</span>  <span class="keywordflow">if</span> (actual_write_buffer->isFull()) {</div>
|
|
<div class="line"><a name="l00600"></a><span class="lineno"> 600</span>  addFilledBuffer(actual_write_buffer);</div>
|
|
<div class="line"><a name="l00601"></a><span class="lineno"> 601</span>  actual_write_buffer = getNextAvailableBuffer();</div>
|
|
<div class="line"><a name="l00602"></a><span class="lineno"> 602</span>  }</div>
|
|
<div class="line"><a name="l00603"></a><span class="lineno"> 603</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00604"></a><span class="lineno"> 604</span>  <span class="comment">// Logger.debug("actual_write_buffer is full");</span></div>
|
|
<div class="line"><a name="l00605"></a><span class="lineno"> 605</span>  }</div>
|
|
<div class="line"><a name="l00606"></a><span class="lineno"> 606</span>  </div>
|
|
<div class="line"><a name="l00607"></a><span class="lineno"> 607</span>  <span class="keywordflow">if</span> (start_time == 0l) {</div>
|
|
<div class="line"><a name="l00608"></a><span class="lineno"> 608</span>  start_time = <a class="code" href="namespaceaudio__tools.html#a5e3b5cd9da90a770b25160f8b0126982">millis</a>();</div>
|
|
<div class="line"><a name="l00609"></a><span class="lineno"> 609</span>  }</div>
|
|
<div class="line"><a name="l00610"></a><span class="lineno"> 610</span>  sample_count++;</div>
|
|
<div class="line"><a name="l00611"></a><span class="lineno"> 611</span>  </div>
|
|
<div class="line"><a name="l00612"></a><span class="lineno"> 612</span>  <span class="keywordflow">return</span> result;</div>
|
|
<div class="line"><a name="l00613"></a><span class="lineno"> 613</span>  }</div>
|
|
<div class="line"><a name="l00614"></a><span class="lineno"> 614</span>  </div>
|
|
<div class="line"><a name="l00615"></a><span class="lineno"> 615</span>  <span class="comment">// determines the available entries for the current read buffer</span></div>
|
|
<div class="line"><a name="l00616"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_n_buffer.html#a4549a76725f2e4c013e4d57018366109"> 616</a></span>  <span class="keywordtype">int</span> <a class="code" href="classaudio__tools_1_1_n_buffer.html#a4549a76725f2e4c013e4d57018366109">available</a>() {</div>
|
|
<div class="line"><a name="l00617"></a><span class="lineno"> 617</span>  <span class="keywordflow">if</span> (actual_read_buffer == <span class="keyword">nullptr</span>) {</div>
|
|
<div class="line"><a name="l00618"></a><span class="lineno"> 618</span>  actual_read_buffer = getNextFilledBuffer();</div>
|
|
<div class="line"><a name="l00619"></a><span class="lineno"> 619</span>  }</div>
|
|
<div class="line"><a name="l00620"></a><span class="lineno"> 620</span>  <span class="keywordflow">if</span> (actual_read_buffer == <span class="keyword">nullptr</span>) {</div>
|
|
<div class="line"><a name="l00621"></a><span class="lineno"> 621</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l00622"></a><span class="lineno"> 622</span>  }</div>
|
|
<div class="line"><a name="l00623"></a><span class="lineno"> 623</span>  <span class="keywordtype">int</span> result = actual_read_buffer->available();</div>
|
|
<div class="line"><a name="l00624"></a><span class="lineno"> 624</span>  <span class="keywordflow">if</span> (result == 0) {</div>
|
|
<div class="line"><a name="l00625"></a><span class="lineno"> 625</span>  <span class="comment">// make current read buffer available again</span></div>
|
|
<div class="line"><a name="l00626"></a><span class="lineno"> 626</span>  resetCurrent();</div>
|
|
<div class="line"><a name="l00627"></a><span class="lineno"> 627</span>  result =</div>
|
|
<div class="line"><a name="l00628"></a><span class="lineno"> 628</span>  actual_read_buffer == <span class="keyword">nullptr</span> ? 0 : actual_read_buffer->available();</div>
|
|
<div class="line"><a name="l00629"></a><span class="lineno"> 629</span>  }</div>
|
|
<div class="line"><a name="l00630"></a><span class="lineno"> 630</span>  <span class="keywordflow">return</span> result;</div>
|
|
<div class="line"><a name="l00631"></a><span class="lineno"> 631</span>  }</div>
|
|
<div class="line"><a name="l00632"></a><span class="lineno"> 632</span>  </div>
|
|
<div class="line"><a name="l00633"></a><span class="lineno"> 633</span>  <span class="comment">// deterMINes the available entries for the write buffer</span></div>
|
|
<div class="line"><a name="l00634"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_n_buffer.html#a86aa7db83a28e2662e01c57a36681cb0"> 634</a></span>  <span class="keywordtype">int</span> <a class="code" href="classaudio__tools_1_1_n_buffer.html#a86aa7db83a28e2662e01c57a36681cb0">availableForWrite</a>() {</div>
|
|
<div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  <span class="keywordflow">if</span> (actual_write_buffer == <span class="keyword">nullptr</span>) {</div>
|
|
<div class="line"><a name="l00636"></a><span class="lineno"> 636</span>  actual_write_buffer = getNextAvailableBuffer();</div>
|
|
<div class="line"><a name="l00637"></a><span class="lineno"> 637</span>  }</div>
|
|
<div class="line"><a name="l00638"></a><span class="lineno"> 638</span>  <span class="comment">// if we used up all buffers - there is nothing available any more</span></div>
|
|
<div class="line"><a name="l00639"></a><span class="lineno"> 639</span>  <span class="keywordflow">if</span> (actual_write_buffer == <span class="keyword">nullptr</span>) {</div>
|
|
<div class="line"><a name="l00640"></a><span class="lineno"> 640</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l00641"></a><span class="lineno"> 641</span>  }</div>
|
|
<div class="line"><a name="l00642"></a><span class="lineno"> 642</span>  <span class="comment">// check on actual buffer</span></div>
|
|
<div class="line"><a name="l00643"></a><span class="lineno"> 643</span>  <span class="keywordflow">if</span> (actual_write_buffer->isFull()) {</div>
|
|
<div class="line"><a name="l00644"></a><span class="lineno"> 644</span>  <span class="comment">// if buffer is full we move it to filled buffers ang get the next</span></div>
|
|
<div class="line"><a name="l00645"></a><span class="lineno"> 645</span>  <span class="comment">// available</span></div>
|
|
<div class="line"><a name="l00646"></a><span class="lineno"> 646</span>  addFilledBuffer(actual_write_buffer);</div>
|
|
<div class="line"><a name="l00647"></a><span class="lineno"> 647</span>  actual_write_buffer = getNextAvailableBuffer();</div>
|
|
<div class="line"><a name="l00648"></a><span class="lineno"> 648</span>  }</div>
|
|
<div class="line"><a name="l00649"></a><span class="lineno"> 649</span>  <span class="keywordflow">return</span> actual_write_buffer->availableForWrite();</div>
|
|
<div class="line"><a name="l00650"></a><span class="lineno"> 650</span>  }</div>
|
|
<div class="line"><a name="l00651"></a><span class="lineno"> 651</span>  </div>
|
|
<div class="line"><a name="l00652"></a><span class="lineno"> 652</span>  <span class="comment">// resets all buffers</span></div>
|
|
<div class="line"><a name="l00653"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_n_buffer.html#ad20897c5c8bd47f5d4005989bead0e55"> 653</a></span>  <span class="keywordtype">void</span> <a class="code" href="classaudio__tools_1_1_n_buffer.html#ad20897c5c8bd47f5d4005989bead0e55">reset</a>() {</div>
|
|
<div class="line"><a name="l00654"></a><span class="lineno"> 654</span>  TRACED();</div>
|
|
<div class="line"><a name="l00655"></a><span class="lineno"> 655</span>  <span class="keywordflow">while</span> (actual_read_buffer != <span class="keyword">nullptr</span>) {</div>
|
|
<div class="line"><a name="l00656"></a><span class="lineno"> 656</span>  actual_read_buffer->reset();</div>
|
|
<div class="line"><a name="l00657"></a><span class="lineno"> 657</span>  addAvailableBuffer(actual_read_buffer);</div>
|
|
<div class="line"><a name="l00658"></a><span class="lineno"> 658</span>  <span class="comment">// get next read buffer</span></div>
|
|
<div class="line"><a name="l00659"></a><span class="lineno"> 659</span>  actual_read_buffer = getNextFilledBuffer();</div>
|
|
<div class="line"><a name="l00660"></a><span class="lineno"> 660</span>  }</div>
|
|
<div class="line"><a name="l00661"></a><span class="lineno"> 661</span>  }</div>
|
|
<div class="line"><a name="l00662"></a><span class="lineno"> 662</span>  </div>
|
|
<div class="line"><a name="l00663"></a><span class="lineno"> 663</span>  <span class="comment">// provides the actual sample rate</span></div>
|
|
<div class="line"><a name="l00664"></a><span class="lineno"> 664</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> sampleRate() {</div>
|
|
<div class="line"><a name="l00665"></a><span class="lineno"> 665</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> run_time = (<a class="code" href="namespaceaudio__tools.html#a5e3b5cd9da90a770b25160f8b0126982">millis</a>() - start_time);</div>
|
|
<div class="line"><a name="l00666"></a><span class="lineno"> 666</span>  <span class="keywordflow">return</span> run_time == 0 ? 0 : sample_count * 1000 / run_time;</div>
|
|
<div class="line"><a name="l00667"></a><span class="lineno"> 667</span>  }</div>
|
|
<div class="line"><a name="l00668"></a><span class="lineno"> 668</span>  </div>
|
|
<div class="line"><a name="l00669"></a><span class="lineno"> 669</span>  <span class="comment">// returns the address of the start of the phsical read buffer</span></div>
|
|
<div class="line"><a name="l00670"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_n_buffer.html#a225f852d959563be49658300547343b5"> 670</a></span>  T *<a class="code" href="classaudio__tools_1_1_n_buffer.html#a225f852d959563be49658300547343b5">address</a>() {</div>
|
|
<div class="line"><a name="l00671"></a><span class="lineno"> 671</span>  <span class="keywordflow">return</span> actual_read_buffer == <span class="keyword">nullptr</span> ? nullptr</div>
|
|
<div class="line"><a name="l00672"></a><span class="lineno"> 672</span>  : actual_read_buffer->address();</div>
|
|
<div class="line"><a name="l00673"></a><span class="lineno"> 673</span>  }</div>
|
|
<div class="line"><a name="l00674"></a><span class="lineno"> 674</span>  </div>
|
|
<div class="line"><a name="l00675"></a><span class="lineno"> 675</span>  <span class="comment">// Alternative interface using address: the current buffer has been filled</span></div>
|
|
<div class="line"><a name="l00676"></a><span class="lineno"> 676</span>  <a class="code" href="classaudio__tools_1_1_base_buffer.html">BaseBuffer<T></a> &writeEnd() {</div>
|
|
<div class="line"><a name="l00677"></a><span class="lineno"> 677</span>  <span class="keywordflow">if</span> (actual_write_buffer != <span class="keyword">nullptr</span>) {</div>
|
|
<div class="line"><a name="l00678"></a><span class="lineno"> 678</span>  actual_write_buffer->setWritePos(buffer_size);</div>
|
|
<div class="line"><a name="l00679"></a><span class="lineno"> 679</span>  addFilledBuffer(actual_write_buffer);</div>
|
|
<div class="line"><a name="l00680"></a><span class="lineno"> 680</span>  }</div>
|
|
<div class="line"><a name="l00681"></a><span class="lineno"> 681</span>  actual_write_buffer = getNextAvailableBuffer();</div>
|
|
<div class="line"><a name="l00682"></a><span class="lineno"> 682</span>  <span class="keywordflow">return</span> *actual_write_buffer;</div>
|
|
<div class="line"><a name="l00683"></a><span class="lineno"> 683</span>  }</div>
|
|
<div class="line"><a name="l00684"></a><span class="lineno"> 684</span>  </div>
|
|
<div class="line"><a name="l00685"></a><span class="lineno"> 685</span>  <span class="comment">// Alternative interface using address: marks actual buffer as processed and</span></div>
|
|
<div class="line"><a name="l00686"></a><span class="lineno"> 686</span>  <span class="comment">// provides access to next read buffer</span></div>
|
|
<div class="line"><a name="l00687"></a><span class="lineno"> 687</span>  BaseBuffer<T> &readEnd() {</div>
|
|
<div class="line"><a name="l00688"></a><span class="lineno"> 688</span>  <span class="comment">// make current read buffer available again</span></div>
|
|
<div class="line"><a name="l00689"></a><span class="lineno"> 689</span>  resetCurrent();</div>
|
|
<div class="line"><a name="l00690"></a><span class="lineno"> 690</span>  <span class="keywordflow">return</span> *actual_read_buffer;</div>
|
|
<div class="line"><a name="l00691"></a><span class="lineno"> 691</span>  }</div>
|
|
<div class="line"><a name="l00692"></a><span class="lineno"> 692</span>  </div>
|
|
<div class="line"><a name="l00693"></a><span class="lineno"> 693</span>  <span class="keywordtype">int</span> bufferCountFilled() {</div>
|
|
<div class="line"><a name="l00694"></a><span class="lineno"> 694</span>  <span class="keywordtype">int</span> result = 0;</div>
|
|
<div class="line"><a name="l00695"></a><span class="lineno"> 695</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < buffer_count; j++) {</div>
|
|
<div class="line"><a name="l00696"></a><span class="lineno"> 696</span>  <span class="keywordflow">if</span> (filled_buffers[j] != <span class="keyword">nullptr</span>) {</div>
|
|
<div class="line"><a name="l00697"></a><span class="lineno"> 697</span>  result++;</div>
|
|
<div class="line"><a name="l00698"></a><span class="lineno"> 698</span>  }</div>
|
|
<div class="line"><a name="l00699"></a><span class="lineno"> 699</span>  }</div>
|
|
<div class="line"><a name="l00700"></a><span class="lineno"> 700</span>  <span class="keywordflow">return</span> result;</div>
|
|
<div class="line"><a name="l00701"></a><span class="lineno"> 701</span>  }</div>
|
|
<div class="line"><a name="l00702"></a><span class="lineno"> 702</span>  </div>
|
|
<div class="line"><a name="l00703"></a><span class="lineno"> 703</span>  <span class="keywordtype">int</span> bufferCountEmpty() {</div>
|
|
<div class="line"><a name="l00704"></a><span class="lineno"> 704</span>  <span class="keywordtype">int</span> result = 0;</div>
|
|
<div class="line"><a name="l00705"></a><span class="lineno"> 705</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < buffer_count; j++) {</div>
|
|
<div class="line"><a name="l00706"></a><span class="lineno"> 706</span>  <span class="keywordflow">if</span> (avaliable_buffers[j] != <span class="keyword">nullptr</span>) {</div>
|
|
<div class="line"><a name="l00707"></a><span class="lineno"> 707</span>  result++;</div>
|
|
<div class="line"><a name="l00708"></a><span class="lineno"> 708</span>  }</div>
|
|
<div class="line"><a name="l00709"></a><span class="lineno"> 709</span>  }</div>
|
|
<div class="line"><a name="l00710"></a><span class="lineno"> 710</span>  <span class="keywordflow">return</span> result;</div>
|
|
<div class="line"><a name="l00711"></a><span class="lineno"> 711</span>  }</div>
|
|
<div class="line"><a name="l00712"></a><span class="lineno"> 712</span>  </div>
|
|
<div class="line"><a name="l00713"></a><span class="lineno"> 713</span>  <span class="keywordtype">void</span> resize(<span class="keywordtype">int</span> size, <span class="keywordtype">int</span> count) { </div>
|
|
<div class="line"><a name="l00714"></a><span class="lineno"> 714</span>  <span class="keywordflow">if</span> (buffer_size==size && buffer_count == count)</div>
|
|
<div class="line"><a name="l00715"></a><span class="lineno"> 715</span>  <span class="keywordflow">return</span>;</div>
|
|
<div class="line"><a name="l00716"></a><span class="lineno"> 716</span>  freeMemory();</div>
|
|
<div class="line"><a name="l00717"></a><span class="lineno"> 717</span>  filled_buffers.resize(count);</div>
|
|
<div class="line"><a name="l00718"></a><span class="lineno"> 718</span>  avaliable_buffers.resize(count);</div>
|
|
<div class="line"><a name="l00719"></a><span class="lineno"> 719</span>  </div>
|
|
<div class="line"><a name="l00720"></a><span class="lineno"> 720</span>  write_buffer_count = 0;</div>
|
|
<div class="line"><a name="l00721"></a><span class="lineno"> 721</span>  buffer_count = count;</div>
|
|
<div class="line"><a name="l00722"></a><span class="lineno"> 722</span>  buffer_size = size;</div>
|
|
<div class="line"><a name="l00723"></a><span class="lineno"> 723</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < count; j++) {</div>
|
|
<div class="line"><a name="l00724"></a><span class="lineno"> 724</span>  avaliable_buffers[j] = <span class="keyword">new</span> SingleBuffer<T>(size);</div>
|
|
<div class="line"><a name="l00725"></a><span class="lineno"> 725</span>  <span class="keywordflow">if</span> (avaliable_buffers[j] == <span class="keyword">nullptr</span>) {</div>
|
|
<div class="line"><a name="l00726"></a><span class="lineno"> 726</span>  LOGE(<span class="stringliteral">"Not Enough Memory for buffer %d"</span>, j);</div>
|
|
<div class="line"><a name="l00727"></a><span class="lineno"> 727</span>  }</div>
|
|
<div class="line"><a name="l00728"></a><span class="lineno"> 728</span>  }</div>
|
|
<div class="line"><a name="l00729"></a><span class="lineno"> 729</span>  }</div>
|
|
<div class="line"><a name="l00730"></a><span class="lineno"> 730</span>  </div>
|
|
<div class="line"><a name="l00731"></a><span class="lineno"> 731</span>  <span class="keywordtype">size_t</span> size() { <span class="keywordflow">return</span> buffer_size * buffer_count;}</div>
|
|
<div class="line"><a name="l00732"></a><span class="lineno"> 732</span>  </div>
|
|
<div class="line"><a name="l00733"></a><span class="lineno"> 733</span>  <span class="keyword">protected</span>:</div>
|
|
<div class="line"><a name="l00734"></a><span class="lineno"> 734</span>  <span class="keywordtype">int</span> buffer_size = 0;</div>
|
|
<div class="line"><a name="l00735"></a><span class="lineno"> 735</span>  uint16_t buffer_count = 0;</div>
|
|
<div class="line"><a name="l00736"></a><span class="lineno"> 736</span>  uint16_t write_buffer_count = 0;</div>
|
|
<div class="line"><a name="l00737"></a><span class="lineno"> 737</span>  BaseBuffer<T> *actual_read_buffer = <span class="keyword">nullptr</span>;</div>
|
|
<div class="line"><a name="l00738"></a><span class="lineno"> 738</span>  BaseBuffer<T> *actual_write_buffer = <span class="keyword">nullptr</span>;</div>
|
|
<div class="line"><a name="l00739"></a><span class="lineno"> 739</span>  Vector<BaseBuffer<T> *> avaliable_buffers;</div>
|
|
<div class="line"><a name="l00740"></a><span class="lineno"> 740</span>  Vector<BaseBuffer<T> *> filled_buffers;</div>
|
|
<div class="line"><a name="l00741"></a><span class="lineno"> 741</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> start_time = 0;</div>
|
|
<div class="line"><a name="l00742"></a><span class="lineno"> 742</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> sample_count = 0;</div>
|
|
<div class="line"><a name="l00743"></a><span class="lineno"> 743</span>  </div>
|
|
<div class="line"><a name="l00744"></a><span class="lineno"> 744</span>  <span class="comment">// empty constructor only allowed by subclass</span></div>
|
|
<div class="line"><a name="l00745"></a><span class="lineno"> 745</span>  NBuffer() = <span class="keywordflow">default</span>;</div>
|
|
<div class="line"><a name="l00746"></a><span class="lineno"> 746</span>  </div>
|
|
<div class="line"><a name="l00747"></a><span class="lineno"> 747</span>  <span class="keywordtype">void</span> freeMemory() {</div>
|
|
<div class="line"><a name="l00748"></a><span class="lineno"> 748</span>  <span class="keyword">delete</span> actual_write_buffer;</div>
|
|
<div class="line"><a name="l00749"></a><span class="lineno"> 749</span>  actual_write_buffer = <span class="keyword">nullptr</span>;</div>
|
|
<div class="line"><a name="l00750"></a><span class="lineno"> 750</span>  <span class="keyword">delete</span> actual_read_buffer;</div>
|
|
<div class="line"><a name="l00751"></a><span class="lineno"> 751</span>  actual_read_buffer = <span class="keyword">nullptr</span>;</div>
|
|
<div class="line"><a name="l00752"></a><span class="lineno"> 752</span>  </div>
|
|
<div class="line"><a name="l00753"></a><span class="lineno"> 753</span>  BaseBuffer<T> *ptr = getNextAvailableBuffer();</div>
|
|
<div class="line"><a name="l00754"></a><span class="lineno"> 754</span>  <span class="keywordflow">while</span> (ptr != <span class="keyword">nullptr</span>) {</div>
|
|
<div class="line"><a name="l00755"></a><span class="lineno"> 755</span>  <span class="keyword">delete</span> ptr;</div>
|
|
<div class="line"><a name="l00756"></a><span class="lineno"> 756</span>  ptr = getNextAvailableBuffer();</div>
|
|
<div class="line"><a name="l00757"></a><span class="lineno"> 757</span>  }</div>
|
|
<div class="line"><a name="l00758"></a><span class="lineno"> 758</span>  </div>
|
|
<div class="line"><a name="l00759"></a><span class="lineno"> 759</span>  ptr = getNextFilledBuffer();</div>
|
|
<div class="line"><a name="l00760"></a><span class="lineno"> 760</span>  <span class="keywordflow">while</span> (ptr != <span class="keyword">nullptr</span>) {</div>
|
|
<div class="line"><a name="l00761"></a><span class="lineno"> 761</span>  <span class="keyword">delete</span> ptr;</div>
|
|
<div class="line"><a name="l00762"></a><span class="lineno"> 762</span>  ptr = getNextFilledBuffer();</div>
|
|
<div class="line"><a name="l00763"></a><span class="lineno"> 763</span>  }</div>
|
|
<div class="line"><a name="l00764"></a><span class="lineno"> 764</span>  }</div>
|
|
<div class="line"><a name="l00765"></a><span class="lineno"> 765</span>  </div>
|
|
<div class="line"><a name="l00766"></a><span class="lineno"> 766</span>  <span class="keywordtype">void</span> resetCurrent() {</div>
|
|
<div class="line"><a name="l00767"></a><span class="lineno"> 767</span>  <span class="keywordflow">if</span> (actual_read_buffer != <span class="keyword">nullptr</span>) {</div>
|
|
<div class="line"><a name="l00768"></a><span class="lineno"> 768</span>  actual_read_buffer->reset();</div>
|
|
<div class="line"><a name="l00769"></a><span class="lineno"> 769</span>  addAvailableBuffer(actual_read_buffer);</div>
|
|
<div class="line"><a name="l00770"></a><span class="lineno"> 770</span>  }</div>
|
|
<div class="line"><a name="l00771"></a><span class="lineno"> 771</span>  <span class="comment">// get next read buffer</span></div>
|
|
<div class="line"><a name="l00772"></a><span class="lineno"> 772</span>  actual_read_buffer = getNextFilledBuffer();</div>
|
|
<div class="line"><a name="l00773"></a><span class="lineno"> 773</span>  }</div>
|
|
<div class="line"><a name="l00774"></a><span class="lineno"> 774</span>  </div>
|
|
<div class="line"><a name="l00775"></a><span class="lineno"> 775</span>  <span class="keyword">virtual</span> BaseBuffer<T> *getNextAvailableBuffer() {</div>
|
|
<div class="line"><a name="l00776"></a><span class="lineno"> 776</span>  BaseBuffer<T> *result = <span class="keyword">nullptr</span>;</div>
|
|
<div class="line"><a name="l00777"></a><span class="lineno"> 777</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < buffer_count; j++) {</div>
|
|
<div class="line"><a name="l00778"></a><span class="lineno"> 778</span>  result = avaliable_buffers[j];</div>
|
|
<div class="line"><a name="l00779"></a><span class="lineno"> 779</span>  <span class="keywordflow">if</span> (result != <span class="keyword">nullptr</span>) {</div>
|
|
<div class="line"><a name="l00780"></a><span class="lineno"> 780</span>  avaliable_buffers[j] = <span class="keyword">nullptr</span>;</div>
|
|
<div class="line"><a name="l00781"></a><span class="lineno"> 781</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00782"></a><span class="lineno"> 782</span>  }</div>
|
|
<div class="line"><a name="l00783"></a><span class="lineno"> 783</span>  }</div>
|
|
<div class="line"><a name="l00784"></a><span class="lineno"> 784</span>  <span class="keywordflow">return</span> result;</div>
|
|
<div class="line"><a name="l00785"></a><span class="lineno"> 785</span>  }</div>
|
|
<div class="line"><a name="l00786"></a><span class="lineno"> 786</span>  </div>
|
|
<div class="line"><a name="l00787"></a><span class="lineno"> 787</span>  <span class="keyword">virtual</span> <span class="keywordtype">bool</span> addAvailableBuffer(BaseBuffer<T> *buffer) {</div>
|
|
<div class="line"><a name="l00788"></a><span class="lineno"> 788</span>  <span class="keywordtype">bool</span> result = <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00789"></a><span class="lineno"> 789</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < buffer_count; j++) {</div>
|
|
<div class="line"><a name="l00790"></a><span class="lineno"> 790</span>  <span class="keywordflow">if</span> (avaliable_buffers[j] == <span class="keyword">nullptr</span>) {</div>
|
|
<div class="line"><a name="l00791"></a><span class="lineno"> 791</span>  avaliable_buffers[j] = buffer;</div>
|
|
<div class="line"><a name="l00792"></a><span class="lineno"> 792</span>  result = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00793"></a><span class="lineno"> 793</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00794"></a><span class="lineno"> 794</span>  }</div>
|
|
<div class="line"><a name="l00795"></a><span class="lineno"> 795</span>  }</div>
|
|
<div class="line"><a name="l00796"></a><span class="lineno"> 796</span>  <span class="keywordflow">return</span> result;</div>
|
|
<div class="line"><a name="l00797"></a><span class="lineno"> 797</span>  }</div>
|
|
<div class="line"><a name="l00798"></a><span class="lineno"> 798</span>  </div>
|
|
<div class="line"><a name="l00799"></a><span class="lineno"> 799</span>  <span class="keyword">virtual</span> BaseBuffer<T> *getNextFilledBuffer() {</div>
|
|
<div class="line"><a name="l00800"></a><span class="lineno"> 800</span>  BaseBuffer<T> *result = <span class="keyword">nullptr</span>;</div>
|
|
<div class="line"><a name="l00801"></a><span class="lineno"> 801</span>  <span class="keywordflow">if</span> (write_buffer_count > 0) {</div>
|
|
<div class="line"><a name="l00802"></a><span class="lineno"> 802</span>  <span class="comment">// get oldest entry</span></div>
|
|
<div class="line"><a name="l00803"></a><span class="lineno"> 803</span>  result = filled_buffers[0];</div>
|
|
<div class="line"><a name="l00804"></a><span class="lineno"> 804</span>  <span class="comment">// move data by 1 entry to the left</span></div>
|
|
<div class="line"><a name="l00805"></a><span class="lineno"> 805</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < write_buffer_count - 1; j++)</div>
|
|
<div class="line"><a name="l00806"></a><span class="lineno"> 806</span>  filled_buffers[j] = filled_buffers[j + 1];</div>
|
|
<div class="line"><a name="l00807"></a><span class="lineno"> 807</span>  <span class="comment">// clear last enty</span></div>
|
|
<div class="line"><a name="l00808"></a><span class="lineno"> 808</span>  filled_buffers[write_buffer_count - 1] = <span class="keyword">nullptr</span>;</div>
|
|
<div class="line"><a name="l00809"></a><span class="lineno"> 809</span>  write_buffer_count--;</div>
|
|
<div class="line"><a name="l00810"></a><span class="lineno"> 810</span>  }</div>
|
|
<div class="line"><a name="l00811"></a><span class="lineno"> 811</span>  <span class="keywordflow">return</span> result;</div>
|
|
<div class="line"><a name="l00812"></a><span class="lineno"> 812</span>  }</div>
|
|
<div class="line"><a name="l00813"></a><span class="lineno"> 813</span>  </div>
|
|
<div class="line"><a name="l00814"></a><span class="lineno"> 814</span>  <span class="keyword">virtual</span> <span class="keywordtype">bool</span> addFilledBuffer(BaseBuffer<T> *buffer) {</div>
|
|
<div class="line"><a name="l00815"></a><span class="lineno"> 815</span>  <span class="keywordtype">bool</span> result = <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00816"></a><span class="lineno"> 816</span>  <span class="keywordflow">if</span> (write_buffer_count < buffer_count) {</div>
|
|
<div class="line"><a name="l00817"></a><span class="lineno"> 817</span>  filled_buffers[write_buffer_count++] = buffer;</div>
|
|
<div class="line"><a name="l00818"></a><span class="lineno"> 818</span>  result = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00819"></a><span class="lineno"> 819</span>  }</div>
|
|
<div class="line"><a name="l00820"></a><span class="lineno"> 820</span>  <span class="keywordflow">return</span> result;</div>
|
|
<div class="line"><a name="l00821"></a><span class="lineno"> 821</span>  }</div>
|
|
<div class="line"><a name="l00822"></a><span class="lineno"> 822</span> };</div>
|
|
<div class="line"><a name="l00823"></a><span class="lineno"> 823</span>  </div>
|
|
<div class="line"><a name="l00833"></a><span class="lineno"> 833</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
|
|
<div class="line"><a name="l00834"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_buffered_array.html"> 834</a></span> <span class="keyword">class </span><a class="code" href="classaudio__tools_1_1_buffered_array.html">BufferedArray</a> {</div>
|
|
<div class="line"><a name="l00835"></a><span class="lineno"> 835</span>  <span class="keyword">public</span>:</div>
|
|
<div class="line"><a name="l00836"></a><span class="lineno"> 836</span>  <a class="code" href="classaudio__tools_1_1_buffered_array.html">BufferedArray</a>(<a class="code" href="classaudio__tools_1_1_stream.html">Stream</a> &input, <span class="keywordtype">int</span> len) {</div>
|
|
<div class="line"><a name="l00837"></a><span class="lineno"> 837</span>  LOGI(<span class="stringliteral">"BufferedArray(%d)"</span>, len);</div>
|
|
<div class="line"><a name="l00838"></a><span class="lineno"> 838</span>  array.resize(len);</div>
|
|
<div class="line"><a name="l00839"></a><span class="lineno"> 839</span>  p_stream = &input;</div>
|
|
<div class="line"><a name="l00840"></a><span class="lineno"> 840</span>  }</div>
|
|
<div class="line"><a name="l00841"></a><span class="lineno"> 841</span>  <span class="comment">// access values, the offset and length are specified in samples of type <T></span></div>
|
|
<div class="line"><a name="l00842"></a><span class="lineno"> 842</span>  int16_t *getValues(<span class="keywordtype">size_t</span> offset, <span class="keywordtype">size_t</span> length) {</div>
|
|
<div class="line"><a name="l00843"></a><span class="lineno"> 843</span>  LOGD(<span class="stringliteral">"getValues(%d,%d) - max %d"</span>, offset, length, array.size());</div>
|
|
<div class="line"><a name="l00844"></a><span class="lineno"> 844</span>  <span class="keywordflow">if</span> (offset == 0) {</div>
|
|
<div class="line"><a name="l00845"></a><span class="lineno"> 845</span>  <span class="comment">// we restart at the beginning</span></div>
|
|
<div class="line"><a name="l00846"></a><span class="lineno"> 846</span>  last_end = 0;</div>
|
|
<div class="line"><a name="l00847"></a><span class="lineno"> 847</span>  actual_end = length;</div>
|
|
<div class="line"><a name="l00848"></a><span class="lineno"> 848</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00849"></a><span class="lineno"> 849</span>  <span class="comment">// if first position is at end we do not want to read the full buffer</span></div>
|
|
<div class="line"><a name="l00850"></a><span class="lineno"> 850</span>  last_end = actual_end >= 0 ? actual_end : offset;</div>
|
|
<div class="line"><a name="l00851"></a><span class="lineno"> 851</span>  <span class="comment">// increase actual end if bigger then old</span></div>
|
|
<div class="line"><a name="l00852"></a><span class="lineno"> 852</span>  actual_end = offset + length > actual_end ? offset + length : actual_end;</div>
|
|
<div class="line"><a name="l00853"></a><span class="lineno"> 853</span>  }</div>
|
|
<div class="line"><a name="l00854"></a><span class="lineno"> 854</span>  <span class="keywordtype">int</span> size = actual_end - last_end;</div>
|
|
<div class="line"><a name="l00855"></a><span class="lineno"> 855</span>  <span class="keywordflow">if</span> (size > 0) {</div>
|
|
<div class="line"><a name="l00856"></a><span class="lineno"> 856</span>  LOGD(<span class="stringliteral">"readBytes(%d,%d)"</span>, last_end, size);</div>
|
|
<div class="line"><a name="l00857"></a><span class="lineno"> 857</span>  assert(last_end + size <= array.size());</div>
|
|
<div class="line"><a name="l00858"></a><span class="lineno"> 858</span>  p_stream->readBytes((uint8_t *)(&array[last_end]), size * 2);</div>
|
|
<div class="line"><a name="l00859"></a><span class="lineno"> 859</span>  }</div>
|
|
<div class="line"><a name="l00860"></a><span class="lineno"> 860</span>  assert(offset < actual_end);</div>
|
|
<div class="line"><a name="l00861"></a><span class="lineno"> 861</span>  <span class="keywordflow">return</span> &array[offset];</div>
|
|
<div class="line"><a name="l00862"></a><span class="lineno"> 862</span>  }</div>
|
|
<div class="line"><a name="l00863"></a><span class="lineno"> 863</span>  </div>
|
|
<div class="line"><a name="l00864"></a><span class="lineno"> 864</span>  <span class="keyword">protected</span>:</div>
|
|
<div class="line"><a name="l00865"></a><span class="lineno"> 865</span>  <span class="keywordtype">int</span> actual_end = -1;</div>
|
|
<div class="line"><a name="l00866"></a><span class="lineno"> 866</span>  <span class="keywordtype">int</span> last_end = 0;</div>
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<div class="line"><a name="l00867"></a><span class="lineno"> 867</span>  <a class="code" href="classaudio__tools_1_1_vector.html">Vector<T></a> array;</div>
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<div class="line"><a name="l00868"></a><span class="lineno"> 868</span>  <a class="code" href="classaudio__tools_1_1_stream.html">Stream</a> *p_stream = <span class="keyword">nullptr</span>;</div>
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<div class="line"><a name="l00869"></a><span class="lineno"> 869</span> };</div>
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<div class="line"><a name="l00870"></a><span class="lineno"> 870</span>  </div>
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<div class="line"><a name="l00871"></a><span class="lineno"> 871</span> } <span class="comment">// namespace audio_tools</span></div>
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<div class="ttc" id="aclassaudio__tools_1_1_base_buffer_html"><div class="ttname"><a href="classaudio__tools_1_1_base_buffer.html">audio_tools::BaseBuffer</a></div><div class="ttdoc">Shared functionality of all buffers.</div><div class="ttdef"><b>Definition:</b> Buffers.h:30</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_base_buffer_html_a1630a475441016638ee45edc5c3074f5"><div class="ttname"><a href="classaudio__tools_1_1_base_buffer.html#a1630a475441016638ee45edc5c3074f5">audio_tools::BaseBuffer::address</a></div><div class="ttdeci">virtual T * address()=0</div><div class="ttdoc">returns the address of the start of the physical read buffer</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_base_buffer_html_a163c69bc2b88421988d60f4efddb1f3f"><div class="ttname"><a href="classaudio__tools_1_1_base_buffer.html#a163c69bc2b88421988d60f4efddb1f3f">audio_tools::BaseBuffer::readArray</a></div><div class="ttdeci">virtual int readArray(T data[], int len)</div><div class="ttdoc">reads multiple values</div><div class="ttdef"><b>Definition:</b> Buffers.h:41</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_base_buffer_html_a20dcbdfbd0ec77afc802522bb7e379c1"><div class="ttname"><a href="classaudio__tools_1_1_base_buffer.html#a20dcbdfbd0ec77afc802522bb7e379c1">audio_tools::BaseBuffer::reset</a></div><div class="ttdeci">virtual void reset()=0</div><div class="ttdoc">clears the buffer</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_base_buffer_html_a2b6c561aac2af64aafac1946b6e46393"><div class="ttname"><a href="classaudio__tools_1_1_base_buffer.html#a2b6c561aac2af64aafac1946b6e46393">audio_tools::BaseBuffer::writeArray</a></div><div class="ttdeci">virtual int writeArray(const T data[], int len)</div><div class="ttdoc">Fills the buffer data.</div><div class="ttdef"><b>Definition:</b> Buffers.h:65</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_base_buffer_html_a2ef136d1e2a64e1343ab980e85c225f7"><div class="ttname"><a href="classaudio__tools_1_1_base_buffer.html#a2ef136d1e2a64e1343ab980e85c225f7">audio_tools::BaseBuffer::isFull</a></div><div class="ttdeci">virtual bool isFull()=0</div><div class="ttdoc">checks if the buffer is full</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_base_buffer_html_a4d3100be7fa69e3ddd9896141f143c99"><div class="ttname"><a href="classaudio__tools_1_1_base_buffer.html#a4d3100be7fa69e3ddd9896141f143c99">audio_tools::BaseBuffer::writeArrayOverwrite</a></div><div class="ttdeci">virtual int writeArrayOverwrite(const T data[], int len)</div><div class="ttdoc">Fills the buffer data and overwrites the oldest data if the buffer is full.</div><div class="ttdef"><b>Definition:</b> Buffers.h:83</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_base_buffer_html_a5e526a739923663ae76533d9ad9eb656"><div class="ttname"><a href="classaudio__tools_1_1_base_buffer.html#a5e526a739923663ae76533d9ad9eb656">audio_tools::BaseBuffer::clearArray</a></div><div class="ttdeci">virtual int clearArray(int len)</div><div class="ttdoc">Removes the next len entries.</div><div class="ttdef"><b>Definition:</b> Buffers.h:55</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_base_buffer_html_a7b3c05b1c2e4d61cad5f02afba4691cc"><div class="ttname"><a href="classaudio__tools_1_1_base_buffer.html#a7b3c05b1c2e4d61cad5f02afba4691cc">audio_tools::BaseBuffer::read</a></div><div class="ttdeci">virtual T read()=0</div><div class="ttdoc">reads a single value</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_base_buffer_html_a9953a7c3a981eb3a83adb4f9ecfb9ac5"><div class="ttname"><a href="classaudio__tools_1_1_base_buffer.html#a9953a7c3a981eb3a83adb4f9ecfb9ac5">audio_tools::BaseBuffer::availableForWrite</a></div><div class="ttdeci">virtual int availableForWrite()=0</div><div class="ttdoc">provides the number of entries that are available to write</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_base_buffer_html_a9a1bfa2c5cba939eed47428794683f22"><div class="ttname"><a href="classaudio__tools_1_1_base_buffer.html#a9a1bfa2c5cba939eed47428794683f22">audio_tools::BaseBuffer::readFrames</a></div><div class="ttdeci">int readFrames(T data[][2], int len)</div><div class="ttdoc">reads multiple values for array of 2 dimensional frames</div><div class="ttdef"><b>Definition:</b> Buffers.h:93</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_base_buffer_html_ab1e711e0b8eb67ffb4f17fb1b80bdc92"><div class="ttname"><a href="classaudio__tools_1_1_base_buffer.html#ab1e711e0b8eb67ffb4f17fb1b80bdc92">audio_tools::BaseBuffer::peek</a></div><div class="ttdeci">virtual T peek()=0</div><div class="ttdoc">peeks the actual entry from the buffer</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_base_buffer_html_ac8bb3912a3ce86b15842e79d0b421204"><div class="ttname"><a href="classaudio__tools_1_1_base_buffer.html#ac8bb3912a3ce86b15842e79d0b421204">audio_tools::BaseBuffer::clear</a></div><div class="ttdeci">void clear()</div><div class="ttdoc">same as reset</div><div class="ttdef"><b>Definition:</b> Buffers.h:134</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_base_buffer_html_add0fdb7ecaaeadb3a231119d7d602311"><div class="ttname"><a href="classaudio__tools_1_1_base_buffer.html#add0fdb7ecaaeadb3a231119d7d602311">audio_tools::BaseBuffer::write</a></div><div class="ttdeci">virtual bool write(T data)=0</div><div class="ttdoc">write add an entry to the buffer</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_base_buffer_html_aebd60457902debb30b07971a16f24ebd"><div class="ttname"><a href="classaudio__tools_1_1_base_buffer.html#aebd60457902debb30b07971a16f24ebd">audio_tools::BaseBuffer::available</a></div><div class="ttdeci">virtual int available()=0</div><div class="ttdoc">provides the number of entries that are available to read</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_buffered_array_html"><div class="ttname"><a href="classaudio__tools_1_1_buffered_array.html">audio_tools::BufferedArray</a></div><div class="ttdoc">Class which is usfull ot provide incremental data access e.g. for EdgeImpulse which request data with...</div><div class="ttdef"><b>Definition:</b> Buffers.h:834</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_file_html"><div class="ttname"><a href="classaudio__tools_1_1_file.html">audio_tools::File</a></div><div class="ttdoc">Arduino File support using std::fstream.</div><div class="ttdef"><b>Definition:</b> File.h:25</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_n_buffer_html"><div class="ttname"><a href="classaudio__tools_1_1_n_buffer.html">audio_tools::NBuffer</a></div><div class="ttdoc">A lock free N buffer. If count=2 we create a DoubleBuffer, if count=3 a TripleBuffer etc.</div><div class="ttdef"><b>Definition:</b> Buffers.h:559</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_n_buffer_html_a225f852d959563be49658300547343b5"><div class="ttname"><a href="classaudio__tools_1_1_n_buffer.html#a225f852d959563be49658300547343b5">audio_tools::NBuffer::address</a></div><div class="ttdeci">T * address()</div><div class="ttdoc">returns the address of the start of the physical read buffer</div><div class="ttdef"><b>Definition:</b> Buffers.h:670</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_n_buffer_html_a3e70330939fdfc4dbc2f60c1a660584d"><div class="ttname"><a href="classaudio__tools_1_1_n_buffer.html#a3e70330939fdfc4dbc2f60c1a660584d">audio_tools::NBuffer::isFull</a></div><div class="ttdeci">bool isFull()</div><div class="ttdoc">checks if the buffer is full</div><div class="ttdef"><b>Definition:</b> Buffers.h:588</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_n_buffer_html_a4549a76725f2e4c013e4d57018366109"><div class="ttname"><a href="classaudio__tools_1_1_n_buffer.html#a4549a76725f2e4c013e4d57018366109">audio_tools::NBuffer::available</a></div><div class="ttdeci">int available()</div><div class="ttdoc">provides the number of entries that are available to read</div><div class="ttdef"><b>Definition:</b> Buffers.h:616</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_n_buffer_html_a5a7b764c471a4ddcd2ffc3893769c874"><div class="ttname"><a href="classaudio__tools_1_1_n_buffer.html#a5a7b764c471a4ddcd2ffc3893769c874">audio_tools::NBuffer::write</a></div><div class="ttdeci">bool write(T data)</div><div class="ttdoc">write add an entry to the buffer</div><div class="ttdef"><b>Definition:</b> Buffers.h:591</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_n_buffer_html_a6e49b863dbcd071ed8d6766f31a59224"><div class="ttname"><a href="classaudio__tools_1_1_n_buffer.html#a6e49b863dbcd071ed8d6766f31a59224">audio_tools::NBuffer::peek</a></div><div class="ttdeci">T peek()</div><div class="ttdoc">peeks the actual entry from the buffer</div><div class="ttdef"><b>Definition:</b> Buffers.h:579</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_n_buffer_html_a86aa7db83a28e2662e01c57a36681cb0"><div class="ttname"><a href="classaudio__tools_1_1_n_buffer.html#a86aa7db83a28e2662e01c57a36681cb0">audio_tools::NBuffer::availableForWrite</a></div><div class="ttdeci">int availableForWrite()</div><div class="ttdoc">provides the number of entries that are available to write</div><div class="ttdef"><b>Definition:</b> Buffers.h:634</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_n_buffer_html_a97acc37c2fc08fa60479ac5b9c36e40a"><div class="ttname"><a href="classaudio__tools_1_1_n_buffer.html#a97acc37c2fc08fa60479ac5b9c36e40a">audio_tools::NBuffer::read</a></div><div class="ttdeci">T read()</div><div class="ttdoc">reads a single value</div><div class="ttdef"><b>Definition:</b> Buffers.h:570</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_n_buffer_html_ad20897c5c8bd47f5d4005989bead0e55"><div class="ttname"><a href="classaudio__tools_1_1_n_buffer.html#ad20897c5c8bd47f5d4005989bead0e55">audio_tools::NBuffer::reset</a></div><div class="ttdeci">void reset()</div><div class="ttdoc">clears the buffer</div><div class="ttdef"><b>Definition:</b> Buffers.h:653</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_ring_buffer_file_html"><div class="ttname"><a href="classaudio__tools_1_1_ring_buffer_file.html">audio_tools::RingBufferFile</a></div><div class="ttdoc">An File backed Ring Buffer that we can use to receive streaming audio. We expect an open p_file as pa...</div><div class="ttdef"><b>Definition:</b> Buffers.h:402</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_ring_buffer_file_html_a001493d22a88d48242cc331551def442"><div class="ttname"><a href="classaudio__tools_1_1_ring_buffer_file.html#a001493d22a88d48242cc331551def442">audio_tools::RingBufferFile::address</a></div><div class="ttdeci">T * address() override</div><div class="ttdoc">returns the address of the start of the physical read buffer</div><div class="ttdef"><b>Definition:</b> Buffers.h:504</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_ring_buffer_file_html_a0747fdde42125f2dbddd4d84ad124678"><div class="ttname"><a href="classaudio__tools_1_1_ring_buffer_file.html#a0747fdde42125f2dbddd4d84ad124678">audio_tools::RingBufferFile::readArray</a></div><div class="ttdeci">int readArray(T data[], int count) override</div><div class="ttdoc">reads multiple values</div><div class="ttdef"><b>Definition:</b> Buffers.h:447</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_ring_buffer_file_html_a15fc8d742a570baf624715fccb6db44c"><div class="ttname"><a href="classaudio__tools_1_1_ring_buffer_file.html#a15fc8d742a570baf624715fccb6db44c">audio_tools::RingBufferFile::setFile</a></div><div class="ttdeci">void setFile(File &bufferFile, bool clear=false)</div><div class="ttdoc">Assigns the p_file to be used.</div><div class="ttdef"><b>Definition:</b> Buffers.h:416</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_ring_buffer_file_html_a17b2a32bc45e5094d6f58d1b2bc9f24d"><div class="ttname"><a href="classaudio__tools_1_1_ring_buffer_file.html#a17b2a32bc45e5094d6f58d1b2bc9f24d">audio_tools::RingBufferFile::peek</a></div><div class="ttdeci">T peek() override</div><div class="ttdoc">peeks the actual entry from the buffer</div><div class="ttdef"><b>Definition:</b> Buffers.h:458</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_ring_buffer_file_html_a56c99765fda1e751bd89bade953a0d56"><div class="ttname"><a href="classaudio__tools_1_1_ring_buffer_file.html#a56c99765fda1e751bd89bade953a0d56">audio_tools::RingBufferFile::setAutoRewind</a></div><div class="ttdeci">void setAutoRewind(bool flag)</div><div class="ttdef"><b>Definition:</b> Buffers.h:413</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_ring_buffer_file_html_a692e2b18b3c2452e38e3f558ad87e9a5"><div class="ttname"><a href="classaudio__tools_1_1_ring_buffer_file.html#a692e2b18b3c2452e38e3f558ad87e9a5">audio_tools::RingBufferFile::available</a></div><div class="ttdeci">int available() override</div><div class="ttdoc">provides the number of entries that are available to read</div><div class="ttdef"><b>Definition:</b> Buffers.h:495</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_ring_buffer_file_html_a7098400d9e88b57179cee1fbd589601d"><div class="ttname"><a href="classaudio__tools_1_1_ring_buffer_file.html#a7098400d9e88b57179cee1fbd589601d">audio_tools::RingBufferFile::write</a></div><div class="ttdeci">virtual bool write(T data) override</div><div class="ttdoc">write add an entry to the buffer</div><div class="ttdef"><b>Definition:</b> Buffers.h:474</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_ring_buffer_file_html_a87b51853b7bf1bc90d9efa9f3b8d4fea"><div class="ttname"><a href="classaudio__tools_1_1_ring_buffer_file.html#a87b51853b7bf1bc90d9efa9f3b8d4fea">audio_tools::RingBufferFile::availableForWrite</a></div><div class="ttdeci">int availableForWrite() override</div><div class="ttdoc">provides the number of entries that are available to write</div><div class="ttdef"><b>Definition:</b> Buffers.h:498</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_ring_buffer_file_html_a91336dd99913834c918d58f4223d7ac4"><div class="ttname"><a href="classaudio__tools_1_1_ring_buffer_file.html#a91336dd99913834c918d58f4223d7ac4">audio_tools::RingBufferFile::isFull</a></div><div class="ttdeci">bool isFull() override</div><div class="ttdoc">checks if the buffer is full</div><div class="ttdef"><b>Definition:</b> Buffers.h:469</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_ring_buffer_file_html_aad1958ec38b63a35ddc8209d646f1ed0"><div class="ttname"><a href="classaudio__tools_1_1_ring_buffer_file.html#aad1958ec38b63a35ddc8209d646f1ed0">audio_tools::RingBufferFile::writeArray</a></div><div class="ttdeci">int writeArray(const T data[], int len) override</div><div class="ttdoc">Fills the data from the buffer.</div><div class="ttdef"><b>Definition:</b> Buffers.h:477</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_ring_buffer_file_html_aebfcdbbd0fe4efbff10b180be50ca6bc"><div class="ttname"><a href="classaudio__tools_1_1_ring_buffer_file.html#aebfcdbbd0fe4efbff10b180be50ca6bc">audio_tools::RingBufferFile::reset</a></div><div class="ttdeci">void reset() override</div><div class="ttdoc">clears the buffer</div><div class="ttdef"><b>Definition:</b> Buffers.h:487</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_ring_buffer_file_html_af0249cac32fffc33491daa627905febf"><div class="ttname"><a href="classaudio__tools_1_1_ring_buffer_file.html#af0249cac32fffc33491daa627905febf">audio_tools::RingBufferFile::read</a></div><div class="ttdeci">T read() override</div><div class="ttdoc">reads a single value</div><div class="ttdef"><b>Definition:</b> Buffers.h:430</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_ring_buffer_html"><div class="ttname"><a href="classaudio__tools_1_1_ring_buffer.html">audio_tools::RingBuffer</a></div><div class="ttdoc">Implements a typed Ringbuffer.</div><div class="ttdef"><b>Definition:</b> Buffers.h:298</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_ring_buffer_html_a1b28d39faccd30992c1b64ddc6e21fe9"><div class="ttname"><a href="classaudio__tools_1_1_ring_buffer.html#a1b28d39faccd30992c1b64ddc6e21fe9">audio_tools::RingBuffer::read</a></div><div class="ttdeci">virtual T read()</div><div class="ttdoc">reads a single value</div><div class="ttdef"><b>Definition:</b> Buffers.h:305</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_ring_buffer_html_a473a08fbb41a997860a55213bc367d44"><div class="ttname"><a href="classaudio__tools_1_1_ring_buffer.html#a473a08fbb41a997860a55213bc367d44">audio_tools::RingBuffer::availableForWrite</a></div><div class="ttdeci">virtual int availableForWrite()</div><div class="ttdoc">provides the number of entries that are available to write</div><div class="ttdef"><b>Definition:</b> Buffers.h:365</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_ring_buffer_html_a512cfced3ab951dde7a9a78f1274fe63"><div class="ttname"><a href="classaudio__tools_1_1_ring_buffer.html#a512cfced3ab951dde7a9a78f1274fe63">audio_tools::RingBuffer::available</a></div><div class="ttdeci">virtual int available()</div><div class="ttdoc">provides the number of entries that are available to read</div><div class="ttdef"><b>Definition:</b> Buffers.h:362</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_ring_buffer_html_a762c87ce3d749ba209ff05e6af210be5"><div class="ttname"><a href="classaudio__tools_1_1_ring_buffer.html#a762c87ce3d749ba209ff05e6af210be5">audio_tools::RingBuffer::write</a></div><div class="ttdeci">virtual bool write(T data)</div><div class="ttdoc">write add an entry to the buffer</div><div class="ttdef"><b>Definition:</b> Buffers.h:343</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_ring_buffer_html_a7b0e029102ad38f4b814c6523aedb53d"><div class="ttname"><a href="classaudio__tools_1_1_ring_buffer.html#a7b0e029102ad38f4b814c6523aedb53d">audio_tools::RingBuffer::reset</a></div><div class="ttdeci">virtual void reset()</div><div class="ttdoc">clears the buffer</div><div class="ttdef"><b>Definition:</b> Buffers.h:355</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_ring_buffer_html_a8790df7b9c12234348cad32e5652de5a"><div class="ttname"><a href="classaudio__tools_1_1_ring_buffer.html#a8790df7b9c12234348cad32e5652de5a">audio_tools::RingBuffer::address</a></div><div class="ttdeci">virtual T * address()</div><div class="ttdoc">returns the address of the start of the physical read buffer</div><div class="ttdef"><b>Definition:</b> Buffers.h:368</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_ring_buffer_html_aa2c7fffd280ddcd6500a065785df0950"><div class="ttname"><a href="classaudio__tools_1_1_ring_buffer.html#aa2c7fffd280ddcd6500a065785df0950">audio_tools::RingBuffer::size</a></div><div class="ttdeci">virtual size_t size()</div><div class="ttdoc">Returns the maximum capacity of the buffer.</div><div class="ttdef"><b>Definition:</b> Buffers.h:379</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_ring_buffer_html_aac0ab007845c29d8d4c9b96a3cbbe2c9"><div class="ttname"><a href="classaudio__tools_1_1_ring_buffer.html#aac0ab007845c29d8d4c9b96a3cbbe2c9">audio_tools::RingBuffer::isFull</a></div><div class="ttdeci">virtual bool isFull()</div><div class="ttdoc">checks if the buffer is full</div><div class="ttdef"><b>Definition:</b> Buffers.h:338</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_ring_buffer_html_ac66cacbf1c5e7f0d0e55a82ba28f8a3d"><div class="ttname"><a href="classaudio__tools_1_1_ring_buffer.html#ac66cacbf1c5e7f0d0e55a82ba28f8a3d">audio_tools::RingBuffer::peek</a></div><div class="ttdeci">virtual T peek()</div><div class="ttdoc">peeks the actual entry from the buffer</div><div class="ttdef"><b>Definition:</b> Buffers.h:316</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_single_buffer_html"><div class="ttname"><a href="classaudio__tools_1_1_single_buffer.html">audio_tools::SingleBuffer</a></div><div class="ttdoc">A simple Buffer implementation which just uses a (dynamically sized) array.</div><div class="ttdef"><b>Definition:</b> Buffers.h:162</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_single_buffer_html_a001493d22a88d48242cc331551def442"><div class="ttname"><a href="classaudio__tools_1_1_single_buffer.html#a001493d22a88d48242cc331551def442">audio_tools::SingleBuffer::address</a></div><div class="ttdeci">T * address() override</div><div class="ttdoc">Provides address to beginning of the buffer.</div><div class="ttdef"><b>Definition:</b> Buffers.h:243</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_single_buffer_html_a1699472936b80a88d3fc8096975d21b2"><div class="ttname"><a href="classaudio__tools_1_1_single_buffer.html#a1699472936b80a88d3fc8096975d21b2">audio_tools::SingleBuffer::data</a></div><div class="ttdeci">T * data()</div><div class="ttdoc">Provides address of actual data.</div><div class="ttdef"><b>Definition:</b> Buffers.h:246</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_single_buffer_html_a17b2a32bc45e5094d6f58d1b2bc9f24d"><div class="ttname"><a href="classaudio__tools_1_1_single_buffer.html#a17b2a32bc45e5094d6f58d1b2bc9f24d">audio_tools::SingleBuffer::peek</a></div><div class="ttdeci">T peek() override</div><div class="ttdoc">peeks the actual entry from the buffer</div><div class="ttdef"><b>Definition:</b> Buffers.h:205</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_single_buffer_html_a1df5849973bb084c9d25289359ae6e57"><div class="ttname"><a href="classaudio__tools_1_1_single_buffer.html#a1df5849973bb084c9d25289359ae6e57">audio_tools::SingleBuffer::setAvailable</a></div><div class="ttdeci">size_t setAvailable(size_t available_size)</div><div class="ttdef"><b>Definition:</b> Buffers.h:258</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_single_buffer_html_a297f30ced5108b4589f5aa46ef366b7b"><div class="ttname"><a href="classaudio__tools_1_1_single_buffer.html#a297f30ced5108b4589f5aa46ef366b7b">audio_tools::SingleBuffer::write</a></div><div class="ttdeci">bool write(T sample) override</div><div class="ttdoc">write add an entry to the buffer</div><div class="ttdef"><b>Definition:</b> Buffers.h:188</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_single_buffer_html_a35c6a8c1d8f0857e27e85530479a444a"><div class="ttname"><a href="classaudio__tools_1_1_single_buffer.html#a35c6a8c1d8f0857e27e85530479a444a">audio_tools::SingleBuffer::SingleBuffer</a></div><div class="ttdeci">SingleBuffer(int size)</div><div class="ttdoc">Construct a new Single Buffer object.</div><div class="ttdef"><b>Definition:</b> Buffers.h:169</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_single_buffer_html_a3cbbe5124b80c5fd48c168debbf50b52"><div class="ttname"><a href="classaudio__tools_1_1_single_buffer.html#a3cbbe5124b80c5fd48c168debbf50b52">audio_tools::SingleBuffer::setClearWithZero</a></div><div class="ttdeci">void setClearWithZero(bool flag)</div><div class="ttdoc">Sets the buffer to 0 on clear.</div><div class="ttdef"><b>Definition:</b> Buffers.h:277</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_single_buffer_html_a692e2b18b3c2452e38e3f558ad87e9a5"><div class="ttname"><a href="classaudio__tools_1_1_single_buffer.html#a692e2b18b3c2452e38e3f558ad87e9a5">audio_tools::SingleBuffer::available</a></div><div class="ttdeci">int available() override</div><div class="ttdoc">provides the number of entries that are available to read</div><div class="ttdef"><b>Definition:</b> Buffers.h:213</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_single_buffer_html_a87b51853b7bf1bc90d9efa9f3b8d4fea"><div class="ttname"><a href="classaudio__tools_1_1_single_buffer.html#a87b51853b7bf1bc90d9efa9f3b8d4fea">audio_tools::SingleBuffer::availableForWrite</a></div><div class="ttdeci">int availableForWrite() override</div><div class="ttdoc">provides the number of entries that are available to write</div><div class="ttdef"><b>Definition:</b> Buffers.h:218</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_single_buffer_html_a91336dd99913834c918d58f4223d7ac4"><div class="ttname"><a href="classaudio__tools_1_1_single_buffer.html#a91336dd99913834c918d58f4223d7ac4">audio_tools::SingleBuffer::isFull</a></div><div class="ttdeci">bool isFull() override</div><div class="ttdoc">checks if the buffer is full</div><div class="ttdef"><b>Definition:</b> Buffers.h:220</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_single_buffer_html_a95d73a37366e2eeb400d74370c9341e0"><div class="ttname"><a href="classaudio__tools_1_1_single_buffer.html#a95d73a37366e2eeb400d74370c9341e0">audio_tools::SingleBuffer::onExternalBufferRefilled</a></div><div class="ttdeci">void onExternalBufferRefilled(void *data, int len)</div><div class="ttdoc">notifies that the external buffer has been refilled</div><div class="ttdef"><b>Definition:</b> Buffers.h:181</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_single_buffer_html_acc095e96946a477f0606fe4612fea1be"><div class="ttname"><a href="classaudio__tools_1_1_single_buffer.html#acc095e96946a477f0606fe4612fea1be">audio_tools::SingleBuffer::SingleBuffer</a></div><div class="ttdeci">SingleBuffer()</div><div class="ttdoc">Construct a new Single Buffer w/o allocating any memory.</div><div class="ttdef"><b>Definition:</b> Buffers.h:178</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_single_buffer_html_aebfcdbbd0fe4efbff10b180be50ca6bc"><div class="ttname"><a href="classaudio__tools_1_1_single_buffer.html#aebfcdbbd0fe4efbff10b180be50ca6bc">audio_tools::SingleBuffer::reset</a></div><div class="ttdeci">void reset() override</div><div class="ttdoc">clears the buffer</div><div class="ttdef"><b>Definition:</b> Buffers.h:248</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_single_buffer_html_af0249cac32fffc33491daa627905febf"><div class="ttname"><a href="classaudio__tools_1_1_single_buffer.html#af0249cac32fffc33491daa627905febf">audio_tools::SingleBuffer::read</a></div><div class="ttdeci">T read() override</div><div class="ttdoc">reads a single value</div><div class="ttdef"><b>Definition:</b> Buffers.h:197</div></div>
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<div class="ttc" id="aclassaudio__tools_1_1_single_buffer_html_af4a69505d7ab34d699fbc6157aef3bbe"><div class="ttname"><a href="classaudio__tools_1_1_single_buffer.html#af4a69505d7ab34d699fbc6157aef3bbe">audio_tools::SingleBuffer::clearArray</a></div><div class="ttdeci">int clearArray(int len) override</div><div class="ttdoc">consumes len bytes and moves current data to the beginning</div><div class="ttdef"><b>Definition:</b> Buffers.h:223</div></div>
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<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>
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<div class="ttc" id="aclassaudio__tools_1_1_vector_html"><div class="ttname"><a href="classaudio__tools_1_1_vector.html">audio_tools::Vector</a></div><div class="ttdoc">Vector implementation which provides the most important methods as defined by std::vector....</div><div class="ttdef"><b>Definition:</b> Vector.h:21</div></div>
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<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>
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<div class="ttc" id="anamespaceaudio__tools_html_a5e3b5cd9da90a770b25160f8b0126982"><div class="ttname"><a href="namespaceaudio__tools.html#a5e3b5cd9da90a770b25160f8b0126982">audio_tools::millis</a></div><div class="ttdeci">uint32_t millis()</div><div class="ttdoc">Returns the milliseconds since the start.</div><div class="ttdef"><b>Definition:</b> Time.h:12</div></div>
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