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von raredesign | Dez 3, 2019 | Allgemein | 0 Kommentare
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<a href="BufferedSDIFFileReader_8cxx.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="preprocessor">#include "<a class="code" href="BufferedSDIFFileReader_8hxx.html">BufferedSDIFFileReader.hxx</a>"</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="preprocessor">#include "<a class="code" href="DataUtil_8hxx.html">DataUtil.hxx</a>"</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="preprocessor">#include <limits.h></span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> </div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="keyword">namespace </span>CLAM</div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> {</div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> </div>
<div class="line"><a name="l00008"></a><span class="lineno"><a class="code" href="classCLAM_1_1BufferedSDIFFileReader.html#ab221d34909274f26827e38c28428f471"> 8</a></span> <a class="code" href="classCLAM_1_1BufferedSDIFFileReader.html#ab221d34909274f26827e38c28428f471" title="You MUST give the instance the filename of the SDIF file to read.">BufferedSDIFFileReader::BufferedSDIFFileReader</a>(<span class="keyword">const</span> <a class="code" href="classCLAM_1_1SDIFInConfig.html">SDIFInConfig</a>& argSDIFInConfig) :</div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>  mSDIFFileReader(argSDIFInConfig),</div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>  frameBufferPosition(1),</div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>  mFrameLoadChunkSize( <a class="code" href="BufferedSDIFFileReader_8hxx.html#afcf5510cef19d75951a09cb9ecc3f1d6" title="this defines how many frames should be loaded before the thread yields. the current value is arbitrar...">DEFAULT_FRAME_LOAD_CHUNK_SIZE</a> ),</div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>  mThreshholdForPreloading( <a class="code" href="BufferedSDIFFileReader_8hxx.html#ab750983fc40566d9888a6b905ab68e4c" title="this class starts loading more frames when it only has this many frames left in the buffer...">DEFAULT_THRESHHOLD_FOR_PRELOADING</a> ),</div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>  mThreshholdForPreloadingOnThread( <a class="code" href="BufferedSDIFFileReader_8hxx.html#a183f8dd5b736767df1785dc03782a5a4" title="this class starts loading more frames when it only has this many frames left in the buffer if it is l...">DEFAULT_THRESHHOLD_FOR_PRELOADING_ON_THREAD</a> ),</div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>  mReaderHasMoreFrames( true ),</div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>  dequeMutex(),</div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>  readSDIFMutex()</div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> {</div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  mFunctor = makeMemberFunctor0( *<span class="keyword">this</span>, <a class="code" href="classCLAM_1_1BufferedSDIFFileReader.html" title="BufferedSDIFFileReader is an SDIFFileReader that preloads some SDIF frames into an internal buffer so...">BufferedSDIFFileReader</a>, Run );</div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> </div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  <a class="code" href="classCLAM_1_1BufferedSDIFFileReader.html#a830e70e2e38d9e4b0c4737fcbc14db33" title="You MUST to give the instance the filename of the SDIF file to read.">Configure</a>(argSDIFInConfig);</div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> }</div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div>
<div class="line"><a name="l00023"></a><span class="lineno"><a class="code" href="classCLAM_1_1BufferedSDIFFileReader.html#a1a9a1e614f076c61131c637333a48828"> 23</a></span> <a class="code" href="classCLAM_1_1BufferedSDIFFileReader.html#a1a9a1e614f076c61131c637333a48828">BufferedSDIFFileReader::~BufferedSDIFFileReader</a>()</div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> {</div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> counter = 0; counter < frameBuffer.size(); counter++)</div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  {</div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <span class="keyword">delete</span> frameBuffer[counter];</div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  }</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> }</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div>
<div class="line"><a name="l00031"></a><span class="lineno"><a class="code" href="classCLAM_1_1BufferedSDIFFileReader.html#a830e70e2e38d9e4b0c4737fcbc14db33"> 31</a></span> <span class="keywordtype">bool</span> <a class="code" href="classCLAM_1_1BufferedSDIFFileReader.html#a830e70e2e38d9e4b0c4737fcbc14db33" title="You MUST to give the instance the filename of the SDIF file to read.">BufferedSDIFFileReader::Configure</a>(<span class="keyword">const</span> <a class="code" href="classCLAM_1_1SDIFInConfig.html">SDIFInConfig</a>& config)</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> {</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="keywordtype">bool</span> response;</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keywordflow">if</span> ( response = mSDIFFileReader.<a class="code" href="classCLAM_1_1SDIFFileReader.html#a9095beb0bdcd793fbb726c0de1167ed1">Configure</a>(config) )</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  {</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="comment">// if the metadata has defined the number of milliseconds to preload</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="comment">// preload the corresponding number of frames.</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keywordflow">if</span> ( config.HasNumberOfFramesToPreload() )</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  {</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="comment">//std::cout << "Preloading " << config.GetNumberOfFramesToPreload()+1 << " frames" << std::endl;</span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  LoadFramesIntoBuffer( config.GetNumberOfFramesToPreload()+1 );</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  }</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  {</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  LoadFramesIntoBuffer( <a class="code" href="BufferedSDIFFileReader_8hxx.html#a7884199216544a2abf5a90e329c325f6" title="this defines how many frames will be preloaded when this object is first created. if you're creating ...">DEFAULT_INITIAL_NUMBER_OF_FRAMES_TO_BUFFER</a> );</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  }</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  </div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keywordflow">if</span> ( config.HasNumberOfFramesToLoad() )</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  {</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  totalNumberOfFramesToLoad = config.GetNumberOfFramesToLoad();</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  }</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  {</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keywordflow">if</span> (config.HasNumberOfFramesToPreload())</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  totalNumberOfFramesToLoad = config.GetNumberOfFramesToPreload()+1;</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  totalNumberOfFramesToLoad = INT_MAX;</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  }</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  }</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordflow">return</span> response;</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> }</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> </div>
<div class="line"><a name="l00064"></a><span class="lineno"><a class="code" href="classCLAM_1_1BufferedSDIFFileReader.html#aa4b307c569e3bfc9bd92aa4db7c4cfdb"> 64</a></span> <span class="keyword">const</span> <a class="code" href="classCLAM_1_1SDIFInConfig.html">SDIFInConfig</a> <a class="code" href="classCLAM_1_1BufferedSDIFFileReader.html#aa4b307c569e3bfc9bd92aa4db7c4cfdb">BufferedSDIFFileReader::GetConfig</a>()</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> {</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keywordflow">return</span> <span class="keyword">dynamic_cast<</span><span class="keyword">const </span><a class="code" href="classCLAM_1_1SDIFInConfig.html">SDIFInConfig</a>&<span class="keyword">></span>(mSDIFFileReader.<a class="code" href="classCLAM_1_1SDIFFileReader.html#a0bb00b2a7a775ca9aa631b34c340d34d">GetConfig</a>());</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> }</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div>
<div class="line"><a name="l00069"></a><span class="lineno"><a class="code" href="classCLAM_1_1BufferedSDIFFileReader.html#aa19e77a2c736bd4696a515b949f47fab"> 69</a></span> <span class="keywordtype">int</span> <a class="code" href="classCLAM_1_1BufferedSDIFFileReader.html#aa19e77a2c736bd4696a515b949f47fab">BufferedSDIFFileReader::GetFrameBufferPosition</a>()</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> {</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keywordflow">return</span> frameBufferPosition;</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> }</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div>
<div class="line"><a name="l00074"></a><span class="lineno"><a class="code" href="classCLAM_1_1BufferedSDIFFileReader.html#acbddbdf26c9be01e301efb8b96e0f860"> 74</a></span> <span class="keywordtype">void</span> <a class="code" href="classCLAM_1_1BufferedSDIFFileReader.html#acbddbdf26c9be01e301efb8b96e0f860">BufferedSDIFFileReader::SetFrameBufferPosition</a>(<span class="keywordtype">int</span> argFrameBufferPosition)</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> {</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  frameBufferPosition = argFrameBufferPosition;</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> }</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> </div>
<div class="line"><a name="l00079"></a><span class="lineno"><a class="code" href="classCLAM_1_1BufferedSDIFFileReader.html#a33a46d8719c11a87e87663aa2d47c01b"> 79</a></span> <a class="code" href="classCLAM_1_1Frame.html" title="Processing Data class to encapsulate a frame and all its related information.">Frame</a>* <a class="code" href="classCLAM_1_1BufferedSDIFFileReader.html#a33a46d8719c11a87e87663aa2d47c01b">BufferedSDIFFileReader::GetFrame</a>( <span class="keywordtype">int</span> frameBufferPosition )</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> {</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <a class="code" href="classCLAM_1_1Hidden_1_1ScopedLock.html">Mutex::ScopedLock</a> lock( dequeMutex );</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> </div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <a class="code" href="classCLAM_1_1Frame.html" title="Processing Data class to encapsulate a frame and all its related information.">Frame</a>* requestedFrame = frameBuffer.at(frameBufferPosition);</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  </div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordflow">return</span> requestedFrame;</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> }</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> </div>
<div class="line"><a name="l00088"></a><span class="lineno"><a class="code" href="classCLAM_1_1BufferedSDIFFileReader.html#a72f2e463dfc714c1cdee921c42cdd9c9"> 88</a></span> <a class="code" href="classCLAM_1_1Frame.html" title="Processing Data class to encapsulate a frame and all its related information.">Frame</a>* <a class="code" href="classCLAM_1_1BufferedSDIFFileReader.html#a72f2e463dfc714c1cdee921c42cdd9c9" title="This method returns the next frame from the internal buffer.">BufferedSDIFFileReader::ReadFrame</a>()</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> {</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordtype">int</span> framesTillTheEnd = frameBuffer.size() - frameBufferPosition;</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordflow">if</span> ((mReaderHasMoreFrames == <span class="keyword">true</span>) && (framesTillTheEnd < mThreshholdForPreloading))</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  {</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  mReaderHasMoreFrames = LoadFramesIntoBuffer(mFrameLoadChunkSize);</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  }</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> </div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordflow">if</span> ( frameBuffer.size() == 0 )</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  {</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keywordflow">return</span> <a class="code" href="OSDefines_8hxx.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  }</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  {</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <a class="code" href="classCLAM_1_1Hidden_1_1ScopedLock.html">Mutex::ScopedLock</a> lock( dequeMutex );</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  </div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="comment">//std::cout << "Retrieving buffer pos: " << frameBufferPosition << ", size: " << frameBuffer.size() << std::endl;</span></div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <a class="code" href="classCLAM_1_1Frame.html" title="Processing Data class to encapsulate a frame and all its related information.">Frame</a>* nextFrame = frameBuffer.at(frameBufferPosition);</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  frameBufferPosition++;</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> </div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordflow">if</span> (nextFrame == <a class="code" href="OSDefines_8hxx.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>)</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  {</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  std::cout << <span class="stringliteral">"next frame is null"</span> << std::endl;</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  }</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> </div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keywordflow">return</span> nextFrame;</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  }</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> }</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span> </div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="keywordtype">bool</span> BufferedSDIFFileReader::LoadFramesIntoBuffer(<span class="keywordtype">int</span> argNumberOfBuffers)</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> {</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="comment">// when we read in the SDIFFrames, let's first put them in a temporary</span></div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="comment">// list object so we can avoid locking the frameBuffer every iteration</span></div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="comment">// of the loop</span></div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  std::deque<Frame*> tempFrameBuffer;</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span> </div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="comment">// this object locks the mSDIFFileReader until the scopedlock goes</span></div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="comment">// out of scope and is garbage collected. its destructor frees the lock</span></div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  {</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <a class="code" href="classCLAM_1_1Hidden_1_1ScopedLock.html">Mutex::ScopedLock</a> lock( readSDIFMutex );</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  </div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="comment">// here's the loop where we read in the desired number of buffers</span></div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> counter = 0; counter < argNumberOfBuffers; counter++)</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  {</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <a class="code" href="classCLAM_1_1Frame.html" title="Processing Data class to encapsulate a frame and all its related information.">Frame</a>* aFrame = <span class="keyword">new</span> <a class="code" href="classCLAM_1_1Frame.html" title="Processing Data class to encapsulate a frame and all its related information.">Frame</a>();</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  aFrame->AddSpectralPeakArray();</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  aFrame->AddResidualSpec();</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  aFrame->AddFundamental();</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  aFrame->AddSynthAudioFrame();</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  aFrame-><a class="code" href="classCLAM_1_1DynamicType.html#a74d1557beda060a62f39b09f0c477fad" title="Method used to resize the data space of the dynamic type, necessary when some AddXXX() / RemoveXXX() ...">UpdateData</a>();</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  </div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <a class="code" href="namespaceCLAM.html#aba1a20c1581f88d249cfcbcfd8a377c5">TTime</a> frameCenterTime;</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  </div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="comment">// we read in the frame</span></div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  mReaderHasMoreFrames = mSDIFFileReader.<a class="code" href="classCLAM_1_1SDIFFileReader.html#ab117827c240083afcf207d953bba3168">ReadFrame</a>( aFrame->GetFundamental(), aFrame->GetSpectralPeakArray(), aFrame->GetResidualSpec(), frameCenterTime );</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="comment">// we'll update the frame position variable when we actually add these to </span></div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="comment">// the frameVector</span></div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  </div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="comment">// as long as there was something to read, add the frame to the temporary buffer</span></div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keywordflow">if</span> (mReaderHasMoreFrames)</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  {</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  aFrame->SetCenterTime(frameCenterTime);</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  </div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  tempFrameBuffer.push_back( aFrame );</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  }</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  {</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  std::cout << <span class="stringliteral">"BufferedSDIFReader: could only load "</span> << counter << <span class="stringliteral">" of "</span>;</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  std::cout << argNumberOfBuffers << <span class="stringliteral">" frames."</span> << std::endl;</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keyword">delete</span> aFrame;</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  }</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  }</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  }</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span> </div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="comment">// now let's copy the frames from the temporary buffer to the frameBuffer</span></div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <a class="code" href="classCLAM_1_1Mutex.html#a31dddc6d25609758734586f9c1f3af19">Mutex::ScopedLock</a> lock( dequeMutex );</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> counter = 0; counter < tempFrameBuffer.size(); counter++)</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  {</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  Frame* aFrame = tempFrameBuffer.at(counter);</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  frameBuffer.push_back( aFrame );</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  }</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  </div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keywordflow">return</span> mReaderHasMoreFrames;</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> }</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> </div>
<div class="line"><a name="l00175"></a><span class="lineno"><a class="code" href="classCLAM_1_1BufferedSDIFFileReader.html#a3d58ac22cee7481122d2ed16531e5d4c"> 175</a></span> <span class="keywordtype">int</span> <a class="code" href="classCLAM_1_1BufferedSDIFFileReader.html#a3d58ac22cee7481122d2ed16531e5d4c" title="The number of frames that have been read into the buffer.">BufferedSDIFFileReader::GetNumberOfFramesLoaded</a>()</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span> {</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <a class="code" href="classCLAM_1_1Hidden_1_1ScopedLock.html">Mutex::ScopedLock</a> lock( dequeMutex );</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keywordflow">return</span> frameBuffer.size();</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> }</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> </div>
<div class="line"><a name="l00181"></a><span class="lineno"><a class="code" href="classCLAM_1_1BufferedSDIFFileReader.html#abbf0eec5f6275a96625e3b1aa4925757"> 181</a></span> <span class="keywordtype">void</span> <a class="code" href="classCLAM_1_1BufferedSDIFFileReader.html#abbf0eec5f6275a96625e3b1aa4925757" title="Use this method to give the instance a thread which it can use to load the SDIF file in the backgroun...">BufferedSDIFFileReader::LoadFramesIntoBufferOnThread</a>(<a class="code" href="classCLAM_1_1Thread.html">Thread</a>* argThread)</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> {</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <a class="code" href="Assert_8hxx.html#a0013fa617be6fec21a9ad7180e7d8cff" title="An assertion is a check on an expression that must be true given that all the contracts are fullfille...">CLAM_ASSERT</a>(argThread != <a class="code" href="OSDefines_8hxx.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>, <span class="stringliteral">"Thread* given to BufferedSDIFFileReader may not be null!"</span>);</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> </div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  mThreadPtr = argThread;</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="keywordflow">try</span> <span class="comment">// Note the exception handling</span></div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  {</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  mThreadPtr-><a class="code" href="classCLAM_1_1Thread.html#a3a28e1f56da5357ee012eaeffa01cc5f">SetThreadCode</a>( mFunctor );</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> </div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  mThreadPtr-><a class="code" href="classCLAM_1_1Thread.html#a4a96f9a6218a45eaae1743cf5947409b">Start</a>();</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> </div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="comment">//mThreadPtr->Stop();</span></div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> </div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  }</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="keywordflow">catch</span>( std::exception& e ) <span class="comment">// Here we handle standard library exceptions</span></div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  {</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  std::cerr << e.what() << std::endl;</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  std::string msg(<span class="stringliteral">"BufferedSDIFFileReader: exception when starting thread. SDIFFile will be loaded on main thread."</span>);</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  std::cerr << msg << std::endl;</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  }</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span> }</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span> </div>
<div class="line"><a name="l00203"></a><span class="lineno"><a class="code" href="classCLAM_1_1BufferedSDIFFileReader.html#ae566885c73f02daf62055d26579a08cf"> 203</a></span> <span class="keywordtype">void</span> <a class="code" href="classCLAM_1_1BufferedSDIFFileReader.html#ae566885c73f02daf62055d26579a08cf" title="This method stops the thread given to this object.">BufferedSDIFFileReader::StopLoadingFramesIntoBufferOnThread</a>()</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span> {</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="keywordflow">try</span> <span class="comment">// Note the exception handling</span></div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  {</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="keywordflow">if</span> ( mThreadPtr != <a class="code" href="OSDefines_8hxx.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>)</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  {</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  mThreadPtr = <a class="code" href="OSDefines_8hxx.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  }</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  }</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="keywordflow">catch</span>( std::exception& e ) <span class="comment">// Here we handle standard library exceptions</span></div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  {</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  std::cerr << e.what() << std::endl;</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  std::string msg(<span class="stringliteral">"BufferedSDIFFileReader: exception when stopping thread."</span>);</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  std::cerr << msg << std::endl;</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  }</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> }</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span> </div>
<div class="line"><a name="l00220"></a><span class="lineno"><a class="code" href="classCLAM_1_1BufferedSDIFFileReader.html#a2ed2d6d813609e8b89d311d4c67aecea"> 220</a></span> <span class="keywordtype">bool</span> <a class="code" href="classCLAM_1_1BufferedSDIFFileReader.html#a2ed2d6d813609e8b89d311d4c67aecea" title="True if and only if this has a thread.">BufferedSDIFFileReader::IsThreaded</a>()</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span> {</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="keywordflow">return</span> mThreadPtr != <a class="code" href="OSDefines_8hxx.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span> }</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span> </div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span> <span class="keywordtype">void</span> BufferedSDIFFileReader::Run()</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span> {</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="keywordtype">int</span> iterationsSinceLastExecution = 0;</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="keywordflow">while</span> ( mReaderHasMoreFrames && totalNumberOfFramesToLoad <= frameBuffer.size() )</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  {</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="comment">//std::cout << "Thread <" << mThreadPtr << "> this <" << this << "> is loading buffers." << std::endl;</span></div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  mReaderHasMoreFrames = LoadFramesIntoBuffer(mFrameLoadChunkSize);</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  iterationsSinceLastExecution = 0;</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  mThreadPtr-><a class="code" href="classCLAM_1_1Thread.html#a0effb13e78b5df611a482071ed0c60ad">Yield</a>();</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  }</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span> }</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span> </div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span> </div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span> </div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span> } <span class="comment">// END CLAM</span></div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span> </div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span> </div>
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