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<div class="title">BitStream.h</div> </div>
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<a href="BitStream_8h.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="comment">/* Copyright (c) MediaArea.net SARL. All Rights Reserved.</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * Use of this source code is governed by a zlib-style license that can</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * be found in the License.txt file in the root of the source tree.</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> */</span></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> <span class="comment">//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">//</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// Read a stream bit per bit</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// Can read up to 32 bits at once</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">//</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> </div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">//---------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#ifndef ZenBitStreamH</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor"></span><span class="preprocessor">#define ZenBitStreamH</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor"></span><span class="comment">//---------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> </div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment">//---------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include "<a class="code" href="Conf_8h.html">ZenLib/Conf.h</a>"</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">//---------------------------------------------------------------------------</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="line" href="namespaceZenLib.html"> 23</a></span> <span class="keyword">namespace </span>ZenLib</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> </div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#ifndef MIN</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"><a class="line" href="BitStream_8h.html#a3acffbd305ee72dcd4593c0d8af64a4f"> 27</a></span> <span class="preprocessor"></span><span class="preprocessor"> #define MIN(a, b) (((a) < (b)) ? (a) : (b))</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00030"></a><span class="lineno"><a class="line" href="classZenLib_1_1BitStream.html"> 30</a></span> <span class="keyword">class </span><a class="code" href="classZenLib_1_1BitStream.html">BitStream</a></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> {</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="keyword">public</span>:</div>
<div class="line"><a name="l00033"></a><span class="lineno"><a class="line" href="classZenLib_1_1BitStream.html#ab7668ad29d7dbf994d1caeb44a4f369d"> 33</a></span>  <a class="code" href="classZenLib_1_1BitStream.html#ab7668ad29d7dbf994d1caeb44a4f369d">BitStream</a> () {Buffer=<a class="code" href="HTTPClientWrapper_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  Buffer_Size=Buffer_Size_Init=Buffer_Size_BeforeLastCall=0;</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  LastByte_Size=0;</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  BufferUnderRun=<span class="keyword">true</span>;</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  BookMark=<span class="keyword">false</span>;}</div>
<div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="classZenLib_1_1BitStream.html#aecdc04b7069d9a87cc38cb06a2301005"> 38</a></span>  <a class="code" href="classZenLib_1_1BitStream.html#aecdc04b7069d9a87cc38cb06a2301005">BitStream</a> (<span class="keyword">const</span> int8u* Buffer_, <span class="keywordtype">size_t</span> Size_) {Buffer=Buffer_;</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  Buffer_Size=Buffer_Size_Init=Buffer_Size_BeforeLastCall=Size_*8; <span class="comment">//Size is in bits</span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  LastByte_Size=0;</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  BufferUnderRun=Buffer_Size?<span class="keyword">false</span>:<span class="keyword">true</span>;</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  BookMark=<span class="keyword">false</span>;}</div>
<div class="line"><a name="l00043"></a><span class="lineno"><a class="line" href="classZenLib_1_1BitStream.html#afc9a529dac634b5f12de5d42264d1cb1"> 43</a></span>  <span class="keyword">virtual</span> <a class="code" href="classZenLib_1_1BitStream.html#afc9a529dac634b5f12de5d42264d1cb1">~BitStream</a> () {};</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> </div>
<div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="classZenLib_1_1BitStream.html#a1d7a0b0d0b42020a8af94e1c42caff2b"> 45</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classZenLib_1_1BitStream.html#a1d7a0b0d0b42020a8af94e1c42caff2b">Attach</a>(<span class="keyword">const</span> int8u* Buffer_, <span class="keywordtype">size_t</span> Size_)</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>  <span class="keywordflow">if</span> (Buffer_==Buffer)</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keywordflow">return</span>; <span class="comment">//Nothing to do</span></div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  Buffer=Buffer_;</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  Buffer_Size=Buffer_Size_Init=Buffer_Size_BeforeLastCall=Size_*8; <span class="comment">//Size is in bits</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  LastByte_Size=0;</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  BufferUnderRun=Buffer_Size?<span class="keyword">false</span>:<span class="keyword">true</span>;</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  BookMark=<span class="keyword">false</span>;</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  };</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div>
<div class="line"><a name="l00056"></a><span class="lineno"><a class="line" href="classZenLib_1_1BitStream.html#a83199278ac226e43fd355ef79faac548"> 56</a></span>  <span class="keyword">virtual</span> int32u <a class="code" href="classZenLib_1_1BitStream.html#a83199278ac226e43fd355ef79faac548">Get</a> (<span class="keywordtype">size_t</span> HowMany)</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  {</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keywordtype">size_t</span> ToReturn;</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keyword">static</span> <span class="keyword">const</span> int32u Mask[33]={</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  0x00000000,</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  0x00000001, 0x00000003, 0x00000007, 0x0000000f,</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  0x0000001f, 0x0000003f, 0x0000007f, 0x000000ff,</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  0x000001ff, 0x000003ff, 0x000007ff, 0x00000fff,</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  0x00001fff, 0x00003fff, 0x00007fff, 0x0000ffff,</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  0x0001ffff, 0x0003ffff, 0x0007ffff, 0x000fffff,</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  0x001fffff, 0x003fffff, 0x007fffff, 0x00ffffff,</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  0x01ffffff, 0x03ffffff, 0x07ffffff, 0x0fffffff,</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  0x1fffffff, 0x3fffffff, 0x7fffffff, 0xffffffff,</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  };</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">if</span> (HowMany==0 || HowMany>32)</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keywordflow">if</span> ((<span class="keywordtype">size_t</span>)HowMany>Buffer_Size+LastByte_Size)</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  {</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  Buffer_Size=0;</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  LastByte_Size=0;</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  BufferUnderRun=<span class="keyword">true</span>;</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  }</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  Buffer_Size_BeforeLastCall=Buffer_Size+LastByte_Size;</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>  <span class="keywordflow">if</span> (HowMany<=LastByte_Size)</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>  LastByte_Size-=HowMany;</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  ToReturn=LastByte>>LastByte_Size;</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  }</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  {</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordtype">size_t</span> NewBits=HowMany-LastByte_Size;</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordflow">if</span> (NewBits==32)</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  ToReturn=0;</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  ToReturn=LastByte<<NewBits;</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordflow">switch</span> ((NewBits-1)/8)</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  {</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordflow">case</span> 3 : NewBits-=8;</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  ToReturn|=*Buffer<<NewBits;</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  Buffer++;</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  Buffer_Size-=8;</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keywordflow">case</span> 2 : NewBits-=8;</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  ToReturn|=*Buffer<<NewBits;</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  Buffer++;</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  Buffer_Size-=8;</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keywordflow">case</span> 1 : NewBits-=8;</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  ToReturn|=*Buffer<<NewBits;</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  Buffer++;</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  Buffer_Size-=8;</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keywordflow">case</span> 0 :</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  LastByte=*Buffer;</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  Buffer++;</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>  LastByte_Size=<a class="code" href="BitStream_8h.html#a3acffbd305ee72dcd4593c0d8af64a4f">MIN</a>(8, Buffer_Size)-NewBits;</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  Buffer_Size -=<a class="code" href="BitStream_8h.html#a3acffbd305ee72dcd4593c0d8af64a4f">MIN</a>(8, Buffer_Size);</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  ToReturn|=(LastByte>>LastByte_Size)&Mask[NewBits];</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="keywordflow">return</span> (int32u)(ToReturn&Mask[HowMany]);</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  };</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> </div>
<div class="line"><a name="l00120"></a><span class="lineno"><a class="line" href="classZenLib_1_1BitStream.html#a79e8940611b480f23c4c1a8106edc7f9"> 120</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classZenLib_1_1BitStream.html#a79e8940611b480f23c4c1a8106edc7f9">GetB</a> ()</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  {</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordflow">return</span> <a class="code" href="classZenLib_1_1BitStream.html#a83199278ac226e43fd355ef79faac548">Get</a>(1)?<span class="keyword">true</span>:<span class="keyword">false</span>;</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> </div>
<div class="line"><a name="l00125"></a><span class="lineno"><a class="line" href="classZenLib_1_1BitStream.html#a5862a2d1cc8e3e9ab0025a554fc2f987"> 125</a></span>  int8u <a class="code" href="classZenLib_1_1BitStream.html#a5862a2d1cc8e3e9ab0025a554fc2f987">Get1</a> (<span class="keywordtype">size_t</span> HowMany)</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>  <span class="keywordflow">return</span> (int8u )<a class="code" href="classZenLib_1_1BitStream.html#a83199278ac226e43fd355ef79faac548">Get</a>(HowMany);</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> </div>
<div class="line"><a name="l00130"></a><span class="lineno"><a class="line" href="classZenLib_1_1BitStream.html#a6b07c8957f952498700e54f2066f38f8"> 130</a></span>  int16u <a class="code" href="classZenLib_1_1BitStream.html#a6b07c8957f952498700e54f2066f38f8">Get2</a> (<span class="keywordtype">size_t</span> HowMany)</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>  <span class="keywordflow">return</span> (int16u)<a class="code" href="classZenLib_1_1BitStream.html#a83199278ac226e43fd355ef79faac548">Get</a>(HowMany);</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  }</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> </div>
<div class="line"><a name="l00135"></a><span class="lineno"><a class="line" href="classZenLib_1_1BitStream.html#a1027e308d5966984275384f21eee16d3"> 135</a></span>  int32u <a class="code" href="classZenLib_1_1BitStream.html#a1027e308d5966984275384f21eee16d3">Get4</a> (<span class="keywordtype">size_t</span> HowMany)</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  {</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keywordflow">return</span> (int32u)<a class="code" href="classZenLib_1_1BitStream.html#a83199278ac226e43fd355ef79faac548">Get</a>(HowMany);</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> </div>
<div class="line"><a name="l00140"></a><span class="lineno"><a class="line" href="classZenLib_1_1BitStream.html#ac899e6824fb858406ce850e3d1497d36"> 140</a></span>  int64u <a class="code" href="classZenLib_1_1BitStream.html#ac899e6824fb858406ce850e3d1497d36">Get8</a> (<span class="keywordtype">size_t</span> HowMany)</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  {</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keywordflow">if</span> (HowMany>64)</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="keywordflow">return</span> 0; <span class="comment">//Not supported</span></div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keywordtype">size_t</span> HowMany1, HowMany2;</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  int64u Value1, Value2;</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keywordflow">if</span> (HowMany>32)</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  HowMany1=HowMany-32;</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  HowMany1=0;</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  HowMany2=HowMany-HowMany1;</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  Value1=<a class="code" href="classZenLib_1_1BitStream.html#a83199278ac226e43fd355ef79faac548">Get</a>(HowMany1);</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  Value2=<a class="code" href="classZenLib_1_1BitStream.html#a83199278ac226e43fd355ef79faac548">Get</a>(HowMany2);</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordflow">if</span> (BufferUnderRun)</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordflow">return</span> Value1*0x100000000LL+Value2;</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  }</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> </div>
<div class="line"><a name="l00158"></a><span class="lineno"><a class="line" href="classZenLib_1_1BitStream.html#acfc55893d48dd51d4680f41c1b2e463b"> 158</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classZenLib_1_1BitStream.html#acfc55893d48dd51d4680f41c1b2e463b">Skip</a> (<span class="keywordtype">size_t</span> HowMany)</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  {</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordflow">if</span> (HowMany==0)</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordflow">if</span> (HowMany>32) <span class="comment">//Algorithm is only for <=32 bits</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="keywordflow">do</span></div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  {</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <a class="code" href="classZenLib_1_1BitStream.html#acfc55893d48dd51d4680f41c1b2e463b">Skip</a>(32);</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  HowMany-=32;</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  }</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keywordflow">while</span>(HowMany>32);</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordflow">if</span> (HowMany)</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <a class="code" href="classZenLib_1_1BitStream.html#acfc55893d48dd51d4680f41c1b2e463b">Skip</a>(HowMany);</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keywordflow">return</span>;</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>  <span class="keywordflow">if</span> ((<span class="keywordtype">size_t</span>)HowMany>Buffer_Size+LastByte_Size)</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  {</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  Buffer_Size=0;</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  LastByte_Size=0;</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  BufferUnderRun=<span class="keyword">true</span>;</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="keywordflow">return</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"> 181</span> </div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  Buffer_Size_BeforeLastCall=Buffer_Size+LastByte_Size;</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> </div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keywordflow">if</span> (HowMany<=LastByte_Size)</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  LastByte_Size-=HowMany;</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  {</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="keywordtype">size_t</span> NewBits=HowMany-LastByte_Size;</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keywordflow">switch</span> ((NewBits-1)/8)</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  {</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="keywordflow">case</span> 3 : NewBits-=8;</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  Buffer++;</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  Buffer_Size-=8;</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keywordflow">case</span> 2 : NewBits-=8;</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  Buffer++;</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  Buffer_Size-=8;</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keywordflow">case</span> 1 : NewBits-=8;</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  Buffer++;</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  Buffer_Size-=8;</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keywordflow">case</span> 0 :</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  LastByte=*Buffer;</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  Buffer++;</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  }</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  LastByte_Size=<a class="code" href="BitStream_8h.html#a3acffbd305ee72dcd4593c0d8af64a4f">MIN</a>(8, Buffer_Size)-NewBits;</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  Buffer_Size -=<a class="code" href="BitStream_8h.html#a3acffbd305ee72dcd4593c0d8af64a4f">MIN</a>(8, Buffer_Size);</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>  };</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span> </div>
<div class="line"><a name="l00209"></a><span class="lineno"><a class="line" href="classZenLib_1_1BitStream.html#a6069e19f0b024f2ac8c39d2d1a16398d"> 209</a></span>  <span class="keywordtype">void</span> <a class="code" href="classZenLib_1_1BitStream.html#a6069e19f0b024f2ac8c39d2d1a16398d">SkipB</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>  <a class="code" href="classZenLib_1_1BitStream.html#acfc55893d48dd51d4680f41c1b2e463b">Skip</a>(1);</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</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"><a class="line" href="classZenLib_1_1BitStream.html#a0fa17ac67d2f9cec03f720a41a08487f"> 214</a></span>  <span class="keywordtype">void</span> <a class="code" href="classZenLib_1_1BitStream.html#a0fa17ac67d2f9cec03f720a41a08487f">Skip1</a> (<span class="keywordtype">size_t</span> HowMany)</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  {</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <a class="code" href="classZenLib_1_1BitStream.html#acfc55893d48dd51d4680f41c1b2e463b">Skip</a>(HowMany);</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"><a class="line" href="classZenLib_1_1BitStream.html#a943baf47af99d69eeb4bfced3c812031"> 219</a></span>  <span class="keywordtype">void</span> <a class="code" href="classZenLib_1_1BitStream.html#a943baf47af99d69eeb4bfced3c812031">Skip2</a> (<span class="keywordtype">size_t</span> HowMany)</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  {</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <a class="code" href="classZenLib_1_1BitStream.html#acfc55893d48dd51d4680f41c1b2e463b">Skip</a>(HowMany);</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  }</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span> </div>
<div class="line"><a name="l00224"></a><span class="lineno"><a class="line" href="classZenLib_1_1BitStream.html#aee9b90a7607ba60d6cde99432b1c84c0"> 224</a></span>  <span class="keywordtype">void</span> <a class="code" href="classZenLib_1_1BitStream.html#aee9b90a7607ba60d6cde99432b1c84c0">Skip4</a> (<span class="keywordtype">size_t</span> HowMany)</div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  {</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <a class="code" href="classZenLib_1_1BitStream.html#acfc55893d48dd51d4680f41c1b2e463b">Skip</a>(HowMany);</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  }</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span> </div>
<div class="line"><a name="l00229"></a><span class="lineno"><a class="line" href="classZenLib_1_1BitStream.html#a0bac1bbd7102ec5b9bb358df643d2e32"> 229</a></span>  <span class="keywordtype">void</span> <a class="code" href="classZenLib_1_1BitStream.html#a0bac1bbd7102ec5b9bb358df643d2e32">Skip8</a> (<span class="keywordtype">size_t</span> HowMany)</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  {</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="keywordflow">if</span> (HowMany>64)</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="keywordflow">return</span>; <span class="comment">//Not supported</span></div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="keywordtype">size_t</span> HowMany1, HowMany2;</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="keywordflow">if</span> (HowMany>32)</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  HowMany1=HowMany-32;</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  HowMany1=0;</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  HowMany2=HowMany-HowMany1;</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <a class="code" href="classZenLib_1_1BitStream.html#acfc55893d48dd51d4680f41c1b2e463b">Skip</a>(HowMany1);</div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <a class="code" href="classZenLib_1_1BitStream.html#acfc55893d48dd51d4680f41c1b2e463b">Skip</a>(HowMany2);</div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  }</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span> </div>
<div class="line"><a name="l00243"></a><span class="lineno"><a class="line" href="classZenLib_1_1BitStream.html#a04b19600149b1fe893e92aea63057e2c"> 243</a></span>  int32u <a class="code" href="classZenLib_1_1BitStream.html#a04b19600149b1fe893e92aea63057e2c">Peek</a>(<span class="keywordtype">size_t</span> HowMany)</div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  {</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <a class="code" href="classZenLib_1_1BitStream.html#aec53685a2efbe4488010f22c6fc87cf6">BookMarkPos</a>(<span class="keyword">true</span>);</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  int32u ToReturn=<a class="code" href="classZenLib_1_1BitStream.html#a83199278ac226e43fd355ef79faac548">Get</a>(HowMany);</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <a class="code" href="classZenLib_1_1BitStream.html#aec53685a2efbe4488010f22c6fc87cf6">BookMarkPos</a>(<span class="keyword">false</span>);</div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="keywordflow">return</span> ToReturn;</div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  }</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span> </div>
<div class="line"><a name="l00251"></a><span class="lineno"><a class="line" href="classZenLib_1_1BitStream.html#a7c73b79688522beeca90a68ed409f8ce"> 251</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classZenLib_1_1BitStream.html#a7c73b79688522beeca90a68ed409f8ce">PeekB</a>()</div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  {</div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="keywordflow">return</span> <a class="code" href="classZenLib_1_1BitStream.html#a04b19600149b1fe893e92aea63057e2c">Peek</a>(1)?<span class="keyword">true</span>:<span class="keyword">false</span>;</div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  }</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span> </div>
<div class="line"><a name="l00256"></a><span class="lineno"><a class="line" href="classZenLib_1_1BitStream.html#ac4b2615e8d47e04d575a1195ceb03112"> 256</a></span>  int8u <a class="code" href="classZenLib_1_1BitStream.html#ac4b2615e8d47e04d575a1195ceb03112">Peek1</a>(<span class="keywordtype">size_t</span> HowMany)</div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  {</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <span class="keywordflow">return</span> (int8u )<a class="code" href="classZenLib_1_1BitStream.html#a04b19600149b1fe893e92aea63057e2c">Peek</a>(HowMany);</div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  }</div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span> </div>
<div class="line"><a name="l00261"></a><span class="lineno"><a class="line" href="classZenLib_1_1BitStream.html#a9f8047b3e3a4d6be649cd667ba623b45"> 261</a></span>  int16u <a class="code" href="classZenLib_1_1BitStream.html#a9f8047b3e3a4d6be649cd667ba623b45">Peek2</a>(<span class="keywordtype">size_t</span> HowMany)</div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  {</div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <span class="keywordflow">return</span> (int16u)<a class="code" href="classZenLib_1_1BitStream.html#a04b19600149b1fe893e92aea63057e2c">Peek</a>(HowMany);</div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  }</div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span> </div>
<div class="line"><a name="l00266"></a><span class="lineno"><a class="line" href="classZenLib_1_1BitStream.html#a782b24cac297d99eff10522cfbd202b7"> 266</a></span>  int32u <a class="code" href="classZenLib_1_1BitStream.html#a782b24cac297d99eff10522cfbd202b7">Peek4</a>(<span class="keywordtype">size_t</span> HowMany)</div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  {</div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <span class="keywordflow">return</span> (int32u)<a class="code" href="classZenLib_1_1BitStream.html#a04b19600149b1fe893e92aea63057e2c">Peek</a>(HowMany);</div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  }</div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span> </div>
<div class="line"><a name="l00271"></a><span class="lineno"><a class="line" href="classZenLib_1_1BitStream.html#a556156e508f143126a9eefc63b44e8f4"> 271</a></span>  int32u <a class="code" href="classZenLib_1_1BitStream.html#a556156e508f143126a9eefc63b44e8f4">Peek3</a>(<span class="keywordtype">size_t</span> HowMany)</div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  {</div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <span class="keywordflow">return</span> (int32u)<a class="code" href="classZenLib_1_1BitStream.html#a04b19600149b1fe893e92aea63057e2c">Peek</a>(HowMany);</div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  }</div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span> </div>
<div class="line"><a name="l00276"></a><span class="lineno"><a class="line" href="classZenLib_1_1BitStream.html#a0dc11e7dde559036c7e7581ea778f8a5"> 276</a></span>  int64u <a class="code" href="classZenLib_1_1BitStream.html#a0dc11e7dde559036c7e7581ea778f8a5">Peek8</a>(<span class="keywordtype">size_t</span> HowMany)</div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  {</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="keywordflow">return</span> (int64u)<a class="code" href="classZenLib_1_1BitStream.html#a04b19600149b1fe893e92aea63057e2c">Peek</a>(HowMany);</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  }</div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span> </div>
<div class="line"><a name="l00281"></a><span class="lineno"><a class="line" href="classZenLib_1_1BitStream.html#aec53685a2efbe4488010f22c6fc87cf6"> 281</a></span>  <span class="keywordtype">void</span> <a class="code" href="classZenLib_1_1BitStream.html#aec53685a2efbe4488010f22c6fc87cf6">BookMarkPos</a>(<span class="keywordtype">bool</span> ToSet)</div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  {</div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  <span class="keywordflow">if</span> (ToSet)</div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  {</div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  BookMark=1;</div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  Buffer_BookMark=Buffer;</div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  Buffer_Size_BookMark=Buffer_Size;</div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  LastByte_BookMark=LastByte;</div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  LastByte_Size_BookMark=LastByte_Size;</div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  BufferUnderRun_BookMark=BufferUnderRun;</div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  }</div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  {</div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  BookMark=0;</div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  Buffer=Buffer_BookMark;</div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  Buffer_Size=Buffer_Size_BookMark;</div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  LastByte=LastByte_BookMark;</div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  LastByte_Size=LastByte_Size_BookMark;</div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  BufferUnderRun=BufferUnderRun_BookMark;</div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  }</div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  };</div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span> </div>
<div class="line"><a name="l00303"></a><span class="lineno"><a class="line" href="classZenLib_1_1BitStream.html#a4ae20ea9d14d02635904dad8e9fb2651"> 303</a></span>  <span class="keyword">virtual</span> int32u <a class="code" href="classZenLib_1_1BitStream.html#a4ae20ea9d14d02635904dad8e9fb2651">Remain</a> () <span class="comment">//How many bits remain?</span></div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  {</div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="keywordflow">return</span> (int32u)(Buffer_Size+LastByte_Size);</div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  };</div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span> </div>
<div class="line"><a name="l00308"></a><span class="lineno"><a class="line" href="classZenLib_1_1BitStream.html#a4758ad69184a62e7bf89546d928739d0"> 308</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classZenLib_1_1BitStream.html#a4758ad69184a62e7bf89546d928739d0">Byte_Align</a>()</div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  {</div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <a class="code" href="classZenLib_1_1BitStream.html#a83199278ac226e43fd355ef79faac548">Get</a>(LastByte_Size);</div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  };</div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span> </div>
<div class="line"><a name="l00313"></a><span class="lineno"><a class="line" href="classZenLib_1_1BitStream.html#aa80e1c5124f8ef998be1534260c2e3d1"> 313</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">size_t</span> <a class="code" href="classZenLib_1_1BitStream.html#aa80e1c5124f8ef998be1534260c2e3d1">Offset_Get</a>()</div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  {</div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="keywordflow">if</span> (BufferUnderRun)</div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <span class="keywordflow">return</span> (Buffer_Size_Init-Buffer_Size)/8;</div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  };</div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span> </div>
<div class="line"><a name="l00320"></a><span class="lineno"><a class="line" href="classZenLib_1_1BitStream.html#a27593541c1363020691947277e11a7ef"> 320</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">size_t</span> <a class="code" href="classZenLib_1_1BitStream.html#a27593541c1363020691947277e11a7ef">BitOffset_Get</a>()</div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  {</div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <span class="keywordflow">if</span> (BufferUnderRun)</div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  <span class="keywordflow">return</span> LastByte_Size;</div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  };</div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span> </div>
<div class="line"><a name="l00327"></a><span class="lineno"><a class="line" href="classZenLib_1_1BitStream.html#a58c4234d37528d8527351837a50c0f1f"> 327</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">size_t</span> <a class="code" href="classZenLib_1_1BitStream.html#a58c4234d37528d8527351837a50c0f1f">OffsetBeforeLastCall_Get</a>()</div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  {</div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="keywordflow">if</span> (BufferUnderRun)</div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  <span class="keywordflow">return</span> (Buffer_Size_Init-Buffer_Size_BeforeLastCall)/8;</div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  };</div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span> </div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span> <span class="keyword">private</span> :</div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  <span class="keyword">const</span> int8u* Buffer;</div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  <span class="keywordtype">size_t</span> Buffer_Size;</div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <span class="keywordtype">size_t</span> Buffer_Size_Init;</div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  <span class="keywordtype">size_t</span> Buffer_Size_BeforeLastCall;</div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <span class="keywordtype">size_t</span> LastByte;</div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  <span class="keywordtype">size_t</span> LastByte_Size;</div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="keywordtype">bool</span> BufferUnderRun;</div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span> </div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  <span class="keywordtype">bool</span> BookMark;</div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="keyword">const</span> int8u* Buffer_BookMark;</div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  <span class="keywordtype">size_t</span> Buffer_Size_BookMark;</div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <span class="keywordtype">size_t</span> LastByte_BookMark;</div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <span class="keywordtype">size_t</span> LastByte_Size_BookMark;</div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="keywordtype">bool</span> BufferUnderRun_BookMark;</div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span> };</div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span> </div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span> } <span class="comment">//namespace ZenLib</span></div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span> <span class="preprocessor">#endif</span></div>
<div class="ttc" id="BitStream_8h_html_a3acffbd305ee72dcd4593c0d8af64a4f"><div class="ttname"><a href="BitStream_8h.html#a3acffbd305ee72dcd4593c0d8af64a4f">MIN</a></div><div class="ttdeci">#define MIN(a, b)</div><div class="ttdef"><b>Definition:</b> BitStream.h:27</div></div>
<div class="ttc" id="Conf_8h_html"><div class="ttname"><a href="Conf_8h.html">Conf.h</a></div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_a1d7a0b0d0b42020a8af94e1c42caff2b"><div class="ttname"><a href="classZenLib_1_1BitStream.html#a1d7a0b0d0b42020a8af94e1c42caff2b">ZenLib::BitStream::Attach</a></div><div class="ttdeci">virtual void Attach(const int8u *Buffer_, size_t Size_)</div><div class="ttdef"><b>Definition:</b> BitStream.h:45</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_ac899e6824fb858406ce850e3d1497d36"><div class="ttname"><a href="classZenLib_1_1BitStream.html#ac899e6824fb858406ce850e3d1497d36">ZenLib::BitStream::Get8</a></div><div class="ttdeci">int64u Get8(size_t HowMany)</div><div class="ttdef"><b>Definition:</b> BitStream.h:140</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_a4ae20ea9d14d02635904dad8e9fb2651"><div class="ttname"><a href="classZenLib_1_1BitStream.html#a4ae20ea9d14d02635904dad8e9fb2651">ZenLib::BitStream::Remain</a></div><div class="ttdeci">virtual int32u Remain()</div><div class="ttdef"><b>Definition:</b> BitStream.h:303</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_a782b24cac297d99eff10522cfbd202b7"><div class="ttname"><a href="classZenLib_1_1BitStream.html#a782b24cac297d99eff10522cfbd202b7">ZenLib::BitStream::Peek4</a></div><div class="ttdeci">int32u Peek4(size_t HowMany)</div><div class="ttdef"><b>Definition:</b> BitStream.h:266</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_a9f8047b3e3a4d6be649cd667ba623b45"><div class="ttname"><a href="classZenLib_1_1BitStream.html#a9f8047b3e3a4d6be649cd667ba623b45">ZenLib::BitStream::Peek2</a></div><div class="ttdeci">int16u Peek2(size_t HowMany)</div><div class="ttdef"><b>Definition:</b> BitStream.h:261</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html"><div class="ttname"><a href="classZenLib_1_1BitStream.html">ZenLib::BitStream</a></div><div class="ttdef"><b>Definition:</b> BitStream.h:30</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_a943baf47af99d69eeb4bfced3c812031"><div class="ttname"><a href="classZenLib_1_1BitStream.html#a943baf47af99d69eeb4bfced3c812031">ZenLib::BitStream::Skip2</a></div><div class="ttdeci">void Skip2(size_t HowMany)</div><div class="ttdef"><b>Definition:</b> BitStream.h:219</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_a5862a2d1cc8e3e9ab0025a554fc2f987"><div class="ttname"><a href="classZenLib_1_1BitStream.html#a5862a2d1cc8e3e9ab0025a554fc2f987">ZenLib::BitStream::Get1</a></div><div class="ttdeci">int8u Get1(size_t HowMany)</div><div class="ttdef"><b>Definition:</b> BitStream.h:125</div></div>
<div class="ttc" id="HTTPClientWrapper_8h_html_a070d2ce7b6bb7e5c05602aa8c308d0c4"><div class="ttname"><a href="HTTPClientWrapper_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a></div><div class="ttdeci">#define NULL</div><div class="ttdef"><b>Definition:</b> HTTPClientWrapper.h:93</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_a0fa17ac67d2f9cec03f720a41a08487f"><div class="ttname"><a href="classZenLib_1_1BitStream.html#a0fa17ac67d2f9cec03f720a41a08487f">ZenLib::BitStream::Skip1</a></div><div class="ttdeci">void Skip1(size_t HowMany)</div><div class="ttdef"><b>Definition:</b> BitStream.h:214</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_a4758ad69184a62e7bf89546d928739d0"><div class="ttname"><a href="classZenLib_1_1BitStream.html#a4758ad69184a62e7bf89546d928739d0">ZenLib::BitStream::Byte_Align</a></div><div class="ttdeci">virtual void Byte_Align()</div><div class="ttdef"><b>Definition:</b> BitStream.h:308</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_aec53685a2efbe4488010f22c6fc87cf6"><div class="ttname"><a href="classZenLib_1_1BitStream.html#aec53685a2efbe4488010f22c6fc87cf6">ZenLib::BitStream::BookMarkPos</a></div><div class="ttdeci">void BookMarkPos(bool ToSet)</div><div class="ttdef"><b>Definition:</b> BitStream.h:281</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_afc9a529dac634b5f12de5d42264d1cb1"><div class="ttname"><a href="classZenLib_1_1BitStream.html#afc9a529dac634b5f12de5d42264d1cb1">ZenLib::BitStream::~BitStream</a></div><div class="ttdeci">virtual ~BitStream()</div><div class="ttdef"><b>Definition:</b> BitStream.h:43</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_a83199278ac226e43fd355ef79faac548"><div class="ttname"><a href="classZenLib_1_1BitStream.html#a83199278ac226e43fd355ef79faac548">ZenLib::BitStream::Get</a></div><div class="ttdeci">virtual int32u Get(size_t HowMany)</div><div class="ttdef"><b>Definition:</b> BitStream.h:56</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_a7c73b79688522beeca90a68ed409f8ce"><div class="ttname"><a href="classZenLib_1_1BitStream.html#a7c73b79688522beeca90a68ed409f8ce">ZenLib::BitStream::PeekB</a></div><div class="ttdeci">bool PeekB()</div><div class="ttdef"><b>Definition:</b> BitStream.h:251</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_a1027e308d5966984275384f21eee16d3"><div class="ttname"><a href="classZenLib_1_1BitStream.html#a1027e308d5966984275384f21eee16d3">ZenLib::BitStream::Get4</a></div><div class="ttdeci">int32u Get4(size_t HowMany)</div><div class="ttdef"><b>Definition:</b> BitStream.h:135</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_aecdc04b7069d9a87cc38cb06a2301005"><div class="ttname"><a href="classZenLib_1_1BitStream.html#aecdc04b7069d9a87cc38cb06a2301005">ZenLib::BitStream::BitStream</a></div><div class="ttdeci">BitStream(const int8u *Buffer_, size_t Size_)</div><div class="ttdef"><b>Definition:</b> BitStream.h:38</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_aee9b90a7607ba60d6cde99432b1c84c0"><div class="ttname"><a href="classZenLib_1_1BitStream.html#aee9b90a7607ba60d6cde99432b1c84c0">ZenLib::BitStream::Skip4</a></div><div class="ttdeci">void Skip4(size_t HowMany)</div><div class="ttdef"><b>Definition:</b> BitStream.h:224</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_a0bac1bbd7102ec5b9bb358df643d2e32"><div class="ttname"><a href="classZenLib_1_1BitStream.html#a0bac1bbd7102ec5b9bb358df643d2e32">ZenLib::BitStream::Skip8</a></div><div class="ttdeci">void Skip8(size_t HowMany)</div><div class="ttdef"><b>Definition:</b> BitStream.h:229</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_a79e8940611b480f23c4c1a8106edc7f9"><div class="ttname"><a href="classZenLib_1_1BitStream.html#a79e8940611b480f23c4c1a8106edc7f9">ZenLib::BitStream::GetB</a></div><div class="ttdeci">bool GetB()</div><div class="ttdef"><b>Definition:</b> BitStream.h:120</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_a556156e508f143126a9eefc63b44e8f4"><div class="ttname"><a href="classZenLib_1_1BitStream.html#a556156e508f143126a9eefc63b44e8f4">ZenLib::BitStream::Peek3</a></div><div class="ttdeci">int32u Peek3(size_t HowMany)</div><div class="ttdef"><b>Definition:</b> BitStream.h:271</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_a58c4234d37528d8527351837a50c0f1f"><div class="ttname"><a href="classZenLib_1_1BitStream.html#a58c4234d37528d8527351837a50c0f1f">ZenLib::BitStream::OffsetBeforeLastCall_Get</a></div><div class="ttdeci">virtual size_t OffsetBeforeLastCall_Get()</div><div class="ttdef"><b>Definition:</b> BitStream.h:327</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_a04b19600149b1fe893e92aea63057e2c"><div class="ttname"><a href="classZenLib_1_1BitStream.html#a04b19600149b1fe893e92aea63057e2c">ZenLib::BitStream::Peek</a></div><div class="ttdeci">int32u Peek(size_t HowMany)</div><div class="ttdef"><b>Definition:</b> BitStream.h:243</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_ab7668ad29d7dbf994d1caeb44a4f369d"><div class="ttname"><a href="classZenLib_1_1BitStream.html#ab7668ad29d7dbf994d1caeb44a4f369d">ZenLib::BitStream::BitStream</a></div><div class="ttdeci">BitStream()</div><div class="ttdef"><b>Definition:</b> BitStream.h:33</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_a6b07c8957f952498700e54f2066f38f8"><div class="ttname"><a href="classZenLib_1_1BitStream.html#a6b07c8957f952498700e54f2066f38f8">ZenLib::BitStream::Get2</a></div><div class="ttdeci">int16u Get2(size_t HowMany)</div><div class="ttdef"><b>Definition:</b> BitStream.h:130</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_a6069e19f0b024f2ac8c39d2d1a16398d"><div class="ttname"><a href="classZenLib_1_1BitStream.html#a6069e19f0b024f2ac8c39d2d1a16398d">ZenLib::BitStream::SkipB</a></div><div class="ttdeci">void SkipB()</div><div class="ttdef"><b>Definition:</b> BitStream.h:209</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_a0dc11e7dde559036c7e7581ea778f8a5"><div class="ttname"><a href="classZenLib_1_1BitStream.html#a0dc11e7dde559036c7e7581ea778f8a5">ZenLib::BitStream::Peek8</a></div><div class="ttdeci">int64u Peek8(size_t HowMany)</div><div class="ttdef"><b>Definition:</b> BitStream.h:276</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_a27593541c1363020691947277e11a7ef"><div class="ttname"><a href="classZenLib_1_1BitStream.html#a27593541c1363020691947277e11a7ef">ZenLib::BitStream::BitOffset_Get</a></div><div class="ttdeci">virtual size_t BitOffset_Get()</div><div class="ttdef"><b>Definition:</b> BitStream.h:320</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_ac4b2615e8d47e04d575a1195ceb03112"><div class="ttname"><a href="classZenLib_1_1BitStream.html#ac4b2615e8d47e04d575a1195ceb03112">ZenLib::BitStream::Peek1</a></div><div class="ttdeci">int8u Peek1(size_t HowMany)</div><div class="ttdef"><b>Definition:</b> BitStream.h:256</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_aa80e1c5124f8ef998be1534260c2e3d1"><div class="ttname"><a href="classZenLib_1_1BitStream.html#aa80e1c5124f8ef998be1534260c2e3d1">ZenLib::BitStream::Offset_Get</a></div><div class="ttdeci">virtual size_t Offset_Get()</div><div class="ttdef"><b>Definition:</b> BitStream.h:313</div></div>
<div class="ttc" id="classZenLib_1_1BitStream_html_acfc55893d48dd51d4680f41c1b2e463b"><div class="ttname"><a href="classZenLib_1_1BitStream.html#acfc55893d48dd51d4680f41c1b2e463b">ZenLib::BitStream::Skip</a></div><div class="ttdeci">virtual void Skip(size_t HowMany)</div><div class="ttdef"><b>Definition:</b> BitStream.h:158</div></div>
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