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<div class="title">jpc_dec.h</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Copyright (c) 1999-2000 Image Power, Inc. and the University of</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * British Columbia.</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * Copyright (c) 2001-2002 Michael David Adams.</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * All rights reserved.</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> </div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">/* __START_OF_JASPER_LICENSE__</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * </span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * JasPer License Version 2.0</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"> * Copyright (c) 2001-2006 Michael David Adams</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * Copyright (c) 1999-2000 Image Power, Inc.</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * Copyright (c) 1999-2000 The University of British Columbia</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * </span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * All rights reserved.</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * </span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * Permission is hereby granted, free of charge, to any person (the</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * "User") obtaining a copy of this software and associated documentation</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> * files (the "Software"), to deal in the Software without restriction,</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> * including without limitation the rights to use, copy, modify, merge,</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> * publish, distribute, and/or sell copies of the Software, and to permit</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> * persons to whom the Software is furnished to do so, subject to the</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment"> * following conditions:</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment"> * </span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment"> * 1. The above copyright notices and this permission notice (which</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"> * includes the disclaimer below) shall be included in all copies or</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment"> * substantial portions of the Software.</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment"> * </span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment"> * 2. The name of a copyright holder shall not be used to endorse or</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment"> * promote products derived from the Software without specific prior</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment"> * written permission.</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment"> * </span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment"> * THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment"> * LICENSE. NO USE OF THE SOFTWARE IS AUTHORIZED HEREUNDER EXCEPT UNDER</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment"> * THIS DISCLAIMER. THE SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment"> * "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment"> * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment"> * PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN NO</span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment"> * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL</span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="comment"> * INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING</span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment"> * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment"> * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment"> * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. NO ASSURANCES ARE</span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment"> * PROVIDED BY THE COPYRIGHT HOLDERS THAT THE SOFTWARE DOES NOT INFRINGE</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment"> * THE PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS OF ANY OTHER ENTITY.</span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="comment"> * EACH COPYRIGHT HOLDER DISCLAIMS ANY LIABILITY TO THE USER FOR CLAIMS</span></div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="comment"> * BROUGHT BY ANY OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL</span></div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment"> * PROPERTY RIGHTS OR OTHERWISE. AS A CONDITION TO EXERCISING THE RIGHTS</span></div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment"> * GRANTED HEREUNDER, EACH USER HEREBY ASSUMES SOLE RESPONSIBILITY TO SECURE</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment"> * ANY OTHER INTELLECTUAL PROPERTY RIGHTS NEEDED, IF ANY. THE SOFTWARE</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment"> * IS NOT FAULT-TOLERANT AND IS NOT INTENDED FOR USE IN MISSION-CRITICAL</span></div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="comment"> * SYSTEMS, SUCH AS THOSE USED IN THE OPERATION OF NUCLEAR FACILITIES,</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="comment"> * AIRCRAFT NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL</span></div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="comment"> * SYSTEMS, DIRECT LIFE SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH</span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="comment"> * THE FAILURE OF THE SOFTWARE OR SYSTEM COULD LEAD DIRECTLY TO DEATH,</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment"> * PERSONAL INJURY, OR SEVERE PHYSICAL OR ENVIRONMENTAL DAMAGE ("HIGH</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment"> * RISK ACTIVITIES"). THE COPYRIGHT HOLDERS SPECIFICALLY DISCLAIM ANY</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment"> * EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR HIGH RISK ACTIVITIES.</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment"> * </span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment"> * __END_OF_JASPER_LICENSE__</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> </div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="comment"> * JPEG-2000 Decoder</span></div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="comment"> * $Id$</span></div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="comment"> */</span></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> <span class="preprocessor">#ifndef JPC_DEC_H</span></div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="preprocessor">#define JPC_DEC_H</span></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> <span class="comment">/******************************************************************************\</span></div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="comment">* Includes.</span></div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="comment">\******************************************************************************/</span></div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> </div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="preprocessor">#include "jasper/jas_stream.h"</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"> 79</span> <span class="preprocessor">#include "jpc_tsfb.h"</span></div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="preprocessor">#include "jpc_bs.h"</span></div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="preprocessor">#include "jpc_tagtree.h"</span></div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="preprocessor">#include "jpc_cs.h"</span></div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="preprocessor">#include "jpc_cod.h"</span></div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="preprocessor">#include "jpc_mqdec.h"</span></div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="preprocessor">#include "jpc_t2cod.h"</span></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> <span class="comment">/******************************************************************************\</span></div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="comment">* Below are some ugly warts necessary to support packed packet headers.</span></div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="comment">\******************************************************************************/</span></div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> </div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="comment">/* PPM/PPT marker segment table entry. */</span></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> <span class="keyword">typedef</span> <span class="keyword">struct </span>{</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>  <span class="comment">/* The index for this entry. */</span></div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  uint_fast16_t ind;</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="comment">/* The data length. */</span></div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  uint_fast32_t len;</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> </div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="comment">/* The data. */</span></div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  jas_uchar *data;</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> } jpc_ppxstabent_t;</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> </div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="comment">/* PPM/PPT marker segment table. */</span></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="keyword">typedef</span> <span class="keyword">struct </span>{</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> </div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="comment">/* The number of entries. */</span></div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordtype">int</span> numents;</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="comment">/* The maximum number of entries (i.e., the allocated size of the array</span></div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="comment"> below). */</span></div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keywordtype">int</span> maxents;</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="comment">/* The table entries. */</span></div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  jpc_ppxstabent_t **ents;</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> </div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> } jpc_ppxstab_t;</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="comment">/* Stream list class. */</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> <span class="keyword">typedef</span> <span class="keyword">struct </span>{</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> </div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="comment">/* The number of streams in this list. */</span></div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="keywordtype">int</span> numstreams;</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">/* The maximum number of streams that can be accomodated without</span></div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="comment"> growing the streams array. */</span></div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keywordtype">int</span> maxstreams;</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> </div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="comment">/* The streams. */</span></div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  jas_stream_t **streams;</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> </div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span> } jpc_streamlist_t;</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> </div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <span class="comment">/******************************************************************************\</span></div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="comment">* Coding parameters class.</span></div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="comment">\******************************************************************************/</span></div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span> </div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="comment">/* Per-component coding parameters. */</span></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="keyword">typedef</span> <span class="keyword">struct </span>{</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> </div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="comment">/* How were various coding parameters set? */</span></div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keywordtype">int</span> flags;</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> </div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="comment">/* Per-component coding style parameters (e.g., explicit precinct sizes) */</span></div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  uint_fast8_t csty;</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>  <span class="comment">/* The number of resolution levels. */</span></div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  uint_fast8_t numrlvls;</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> </div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="comment">/* The code block width exponent. */</span></div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  uint_fast8_t cblkwidthexpn;</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> </div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="comment">/* The code block height exponent. */</span></div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  uint_fast8_t cblkheightexpn;</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>  <span class="comment">/* The QMFB ID. */</span></div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  uint_fast8_t qmfbid;</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">/* The quantization style. */</span></div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  uint_fast8_t qsty;</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> </div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="comment">/* The number of quantizer step sizes. */</span></div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  uint_fast16_t numstepsizes;</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> </div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="comment">/* The step sizes. */</span></div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  uint_fast16_t stepsizes[3 * JPC_MAXRLVLS + 1];</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> </div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="comment">/* The number of guard bits. */</span></div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  uint_fast8_t numguardbits;</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> </div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="comment">/* The ROI shift value. */</span></div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  uint_fast8_t roishift;</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> </div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="comment">/* The code block parameters. */</span></div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  uint_fast8_t cblkctx;</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>  <span class="comment">/* The precinct width exponents. */</span></div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  uint_fast8_t prcwidthexpns[JPC_MAXRLVLS];</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>  <span class="comment">/* The precinct height exponents. */</span></div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  uint_fast8_t prcheightexpns[JPC_MAXRLVLS];</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> } jpc_dec_ccp_t;</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> <span class="comment">/* Coding paramters. */</span></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="keyword">typedef</span> <span class="keyword">struct </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>  <span class="comment">/* How were these coding parameters set? */</span></div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="keywordtype">int</span> flags;</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>  <span class="comment">/* Progression change list. */</span></div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  jpc_pchglist_t *pchglist;</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span> </div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="comment">/* Progression order. */</span></div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  uint_fast8_t prgord;</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span> </div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="comment">/* The number of layers. */</span></div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  uint_fast16_t numlyrs;</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span> </div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <span class="comment">/* The MCT ID. */</span></div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  uint_fast8_t mctid;</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>  <span class="comment">/* The coding style parameters (e.g., SOP, EPH). */</span></div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  uint_fast8_t csty;</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="comment">/* The number of components. */</span></div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="keywordtype">int</span> numcomps;</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span> </div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="comment">/* The per-component coding parameters. */</span></div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  jpc_dec_ccp_t *ccps;</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> } jpc_dec_cp_t;</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span> </div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span> <span class="comment">/******************************************************************************\</span></div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span> <span class="comment">* Decoder class.</span></div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span> <span class="comment">\******************************************************************************/</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"> 224</span> <span class="comment">/* Decoder per-segment state information. */</span></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> <span class="keyword">typedef</span> <span class="keyword">struct </span>jpc_dec_seg_s {</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>  <span class="comment">/* The next segment in the list. */</span></div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="keyword">struct </span>jpc_dec_seg_s *next;</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="comment">/* The previous segment in the list. */</span></div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="keyword">struct </span>jpc_dec_seg_s *prev;</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span> </div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="comment">/* The starting pass number for this segment. */</span></div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="keywordtype">int</span> passno;</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span> </div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="comment">/* The number of passes in this segment. */</span></div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="keywordtype">int</span> numpasses;</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span> </div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="comment">/* The maximum number of passes in this segment. */</span></div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="keywordtype">int</span> maxpasses;</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span> </div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="comment">/* The type of data in this segment (i.e., MQ or raw). */</span></div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="keywordtype">int</span> type;</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span> </div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="comment">/* A stream containing the data for this segment. */</span></div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  jas_stream_t *stream;</div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span> </div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="comment">/* The number of bytes destined for this segment from the packet</span></div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span> <span class="comment"> currently being decoded. */</span></div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keywordtype">int</span> cnt;</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="comment">/* A flag indicating if this segment has been terminated. */</span></div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="keywordtype">int</span> complete;</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span> </div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="comment">/* The layer number to which this segment belongs. */</span></div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="comment">/* If the segment spans multiple layers, then the largest layer number</span></div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> <span class="comment"> spanned by the segment is used. */</span></div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="keywordtype">int</span> lyrno;</div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span> </div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span> } jpc_dec_seg_t;</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="comment">/* Decoder segment list. */</span></div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span> </div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span> <span class="keyword">typedef</span> <span class="keyword">struct </span>{</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span> </div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="comment">/* The first entry in the list. */</span></div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  jpc_dec_seg_t *head;</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>  <span class="comment">/* The last entry in the list. */</span></div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  jpc_dec_seg_t *tail;</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> } jpc_dec_seglist_t;</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> <span class="comment">/* Decoder per-code-block state information. */</span></div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span> </div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span> <span class="keyword">typedef</span> <span class="keyword">struct </span>{</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span> </div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="comment">/* The number of passes. */</span></div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="keywordtype">int</span> numpasses;</div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span> </div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="comment">/* A list of segments that still need to be decoded. */</span></div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  jpc_dec_seglist_t segs;</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>  <span class="comment">/* The first incomplete/partial segment. */</span></div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  jpc_dec_seg_t *curseg;</div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span> </div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <span class="comment">/* The number of leading insignificant bit planes for this code block. */</span></div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <span class="keywordtype">int</span> numimsbs;</div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span> </div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <span class="comment">/* The number of bits used to encode pass data lengths. */</span></div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  <span class="keywordtype">int</span> numlenbits;</div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span> </div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  <span class="comment">/* The first pass number containing data for this code block. */</span></div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <span class="keywordtype">int</span> firstpassno;</div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span> </div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <span class="comment">/* The MQ decoder. */</span></div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  jpc_mqdec_t *mqdec;</div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span> </div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <span class="comment">/* The raw bit stream decoder. */</span></div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  jpc_bitstream_t *nulldec;</div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span> </div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  <span class="comment">/* The per-sample state information for this code block. */</span></div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  jas_matrix_t *flags;</div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span> </div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <span class="comment">/* The sample data associated with this code block. */</span></div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  jas_matrix_t *data;</div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span> </div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span> } jpc_dec_cblk_t;</div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span> </div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span> <span class="comment">/* Decoder per-code-block-group state information. */</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"> 313</span> <span class="keyword">typedef</span> <span class="keyword">struct </span>{</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="comment">/* The x-coordinate of the top-left corner of the precinct. */</span></div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  uint_fast32_t xstart;</div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span> </div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="comment">/* The y-coordinate of the top-left corner of the precinct. */</span></div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  uint_fast32_t ystart;</div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span> </div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="comment">/* The x-coordinate of the bottom-right corner of the precinct</span></div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span> <span class="comment"> (plus one). */</span></div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  uint_fast32_t xend;</div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span> </div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  <span class="comment">/* The y-coordinate of the bottom-right corner of the precinct</span></div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span> <span class="comment"> (plus one). */</span></div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  uint_fast32_t yend;</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="comment">/* The number of code blocks spanning this precinct in the horizontal</span></div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span> <span class="comment"> direction. */</span></div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  <span class="keywordtype">int</span> numhcblks;</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>  <span class="comment">/* The number of code blocks spanning this precinct in the vertical</span></div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span> <span class="comment"> direction. */</span></div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  <span class="keywordtype">int</span> numvcblks;</div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span> </div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <span class="comment">/* The total number of code blocks in this precinct. */</span></div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  <span class="keywordtype">int</span> numcblks;</div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span> </div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  <span class="comment">/* The per code block information. */</span></div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  jpc_dec_cblk_t *cblks;</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="comment">/* The inclusion tag tree. */</span></div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  jpc_tagtree_t *incltagtree;</div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span> </div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <span class="comment">/* The insignificant MSBs tag tree. */</span></div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  jpc_tagtree_t *numimsbstagtree;</div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span> </div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span> } jpc_dec_prc_t;</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">/* Decoder per-band state information. */</span></div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span> </div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span> <span class="keyword">typedef</span> <span class="keyword">struct </span>{</div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span> </div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  <span class="comment">/* The per-code-block-group state information. */</span></div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  jpc_dec_prc_t *prcs;</div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span> </div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <span class="comment">/* The sample data associated with this band. */</span></div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  jas_matrix_t *data;</div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span> </div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  <span class="comment">/* The orientation of this band (i.e., LL, LH, HL, or HH). */</span></div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  <span class="keywordtype">int</span> orient;</div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span> </div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <span class="comment">/* The encoded quantizer step size. */</span></div>
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  <span class="keywordtype">int</span> stepsize;</div>
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span> </div>
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  <span class="comment">/* The absolute quantizer step size. */</span></div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  jpc_fix_t absstepsize;</div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span> </div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  <span class="comment">/* The number of bit planes for this band. */</span></div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  <span class="keywordtype">int</span> numbps;</div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span> </div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  <span class="comment">/* The analysis gain associated with this band. */</span></div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <span class="keywordtype">int</span> analgain;</div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span> </div>
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  <span class="comment">/* The ROI shift value for this band. */</span></div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  <span class="keywordtype">int</span> roishift;</div>
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span> </div>
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span> } jpc_dec_band_t;</div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span> </div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span> <span class="comment">/* Decoder per-resolution-level state information. */</span></div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span> </div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span> <span class="keyword">typedef</span> <span class="keyword">struct </span>{</div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span> </div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <span class="comment">/* The number of bands associated with this resolution level. */</span></div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  <span class="keywordtype">int</span> numbands;</div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span> </div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  <span class="comment">/* The per-band information. */</span></div>
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  jpc_dec_band_t *bands;</div>
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span> </div>
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <span class="comment">/* The x-coordinate of the top-left corner of the tile-component</span></div>
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span> <span class="comment"> at this resolution. */</span></div>
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  uint_fast32_t xstart;</div>
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span> </div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  <span class="comment">/* The y-coordinate of the top-left corner of the tile-component</span></div>
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span> <span class="comment"> at this resolution. */</span></div>
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  uint_fast32_t ystart;</div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span> </div>
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  <span class="comment">/* The x-coordinate of the bottom-right corner of the tile-component</span></div>
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span> <span class="comment"> at this resolution (plus one). */</span></div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  uint_fast32_t xend;</div>
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span> </div>
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  <span class="comment">/* The y-coordinate of the bottom-right corner of the tile-component</span></div>
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span> <span class="comment"> at this resolution (plus one). */</span></div>
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  uint_fast32_t yend;</div>
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span> </div>
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  <span class="comment">/* The exponent value for the nominal precinct width measured</span></div>
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span> <span class="comment"> relative to the associated LL band. */</span></div>
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  <span class="keywordtype">int</span> prcwidthexpn;</div>
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span> </div>
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  <span class="comment">/* The exponent value for the nominal precinct height measured</span></div>
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span> <span class="comment"> relative to the associated LL band. */</span></div>
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  <span class="keywordtype">int</span> prcheightexpn;</div>
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span> </div>
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  <span class="comment">/* The number of precincts in the horizontal direction. */</span></div>
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  <span class="keywordtype">int</span> numhprcs;</div>
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span> </div>
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  <span class="comment">/* The number of precincts in the vertical direction. */</span></div>
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  <span class="keywordtype">int</span> numvprcs;</div>
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span> </div>
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  <span class="comment">/* The total number of precincts. */</span></div>
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  <span class="keywordtype">int</span> numprcs;</div>
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span> </div>
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  <span class="comment">/* The exponent value for the nominal code block group width.</span></div>
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span> <span class="comment"> This quantity is associated with the next lower resolution level</span></div>
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span> <span class="comment"> (assuming that there is one). */</span></div>
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  <span class="keywordtype">int</span> cbgwidthexpn;</div>
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span> </div>
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  <span class="comment">/* The exponent value for the nominal code block group height</span></div>
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span> <span class="comment"> This quantity is associated with the next lower resolution level</span></div>
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span> <span class="comment"> (assuming that there is one). */</span></div>
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  <span class="keywordtype">int</span> cbgheightexpn;</div>
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span> </div>
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  <span class="comment">/* The exponent value for the code block width. */</span></div>
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  uint_fast16_t cblkwidthexpn;</div>
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span> </div>
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  <span class="comment">/* The exponent value for the code block height. */</span></div>
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  uint_fast16_t cblkheightexpn;</div>
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span> </div>
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span> } jpc_dec_rlvl_t;</div>
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span> </div>
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span> <span class="comment">/* Decoder per-tile-component state information. */</span></div>
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span> </div>
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span> <span class="keyword">typedef</span> <span class="keyword">struct </span>{</div>
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span> </div>
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  <span class="comment">/* The x-coordinate of the top-left corner of the tile-component</span></div>
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span> <span class="comment"> in the coordinate system of the tile-component. */</span></div>
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  uint_fast32_t xstart;</div>
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span> </div>
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  <span class="comment">/* The y-coordinate of the top-left corner of the tile-component</span></div>
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span> <span class="comment"> in the coordinate system of the tile-component. */</span></div>
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  uint_fast32_t ystart;</div>
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span> </div>
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  <span class="comment">/* The x-coordinate of the bottom-right corner of the tile-component</span></div>
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span> <span class="comment"> in the coordinate system of the tile-component (plus one). */</span></div>
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  uint_fast32_t xend;</div>
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span> </div>
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  <span class="comment">/* The y-coordinate of the bottom-right corner of the tile-component</span></div>
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span> <span class="comment"> in the coordinate system of the tile-component (plus one). */</span></div>
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  uint_fast32_t yend;</div>
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span> </div>
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  <span class="comment">/* The component data for the current tile. */</span></div>
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  jas_matrix_t *data;</div>
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span> </div>
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  <span class="comment">/* The number of resolution levels. */</span></div>
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  <span class="keywordtype">int</span> numrlvls;</div>
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span> </div>
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  <span class="comment">/* The per resolution level information. */</span></div>
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  jpc_dec_rlvl_t *rlvls;</div>
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span> </div>
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  <span class="comment">/* The TSFB. */</span></div>
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  jpc_tsfb_t *tsfb;</div>
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span> </div>
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span> } jpc_dec_tcomp_t;</div>
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span> </div>
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span> <span class="comment"> * Tile states.</span></div>
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span> </div>
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span> <span class="preprocessor">#define JPC_TILE_INIT 0</span></div>
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span> <span class="preprocessor">#define JPC_TILE_ACTIVE 1</span></div>
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span> <span class="preprocessor">#define JPC_TILE_ACTIVELAST 2</span></div>
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span> <span class="preprocessor">#define JPC_TILE_DONE 3</span></div>
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span> </div>
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span> <span class="comment">/* Decoder per-tile state information. */</span></div>
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span> </div>
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span> <span class="keyword">typedef</span> <span class="keyword">struct </span>{</div>
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span> </div>
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  <span class="comment">/* The processing state for this tile. */</span></div>
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  <span class="keywordtype">int</span> state;</div>
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span> </div>
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  <span class="comment">/* The x-coordinate of the top-left corner of the tile on the reference</span></div>
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span> <span class="comment"> grid. */</span></div>
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  uint_fast32_t xstart;</div>
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span> </div>
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  <span class="comment">/* The y-coordinate of the top-left corner of the tile on the reference</span></div>
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span> <span class="comment"> grid. */</span></div>
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  uint_fast32_t ystart;</div>
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span> </div>
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  <span class="comment">/* The x-coordinate of the bottom-right corner of the tile on the</span></div>
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span> <span class="comment"> reference grid (plus one). */</span></div>
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  uint_fast32_t xend;</div>
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span> </div>
<div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  <span class="comment">/* The y-coordinate of the bottom-right corner of the tile on the</span></div>
<div class="line"><a name="l00505"></a><span class="lineno"> 505</span> <span class="comment"> reference grid (plus one). */</span></div>
<div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  uint_fast32_t yend;</div>
<div class="line"><a name="l00507"></a><span class="lineno"> 507</span> </div>
<div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  <span class="comment">/* The packed packet header data for this tile. */</span></div>
<div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  jpc_ppxstab_t *pptstab;</div>
<div class="line"><a name="l00510"></a><span class="lineno"> 510</span> </div>
<div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  <span class="comment">/* A stream containing the packed packet header data for this tile. */</span></div>
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  jas_stream_t *pkthdrstream;</div>
<div class="line"><a name="l00513"></a><span class="lineno"> 513</span> </div>
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  <span class="comment">/* The current position within the packed packet header stream. */</span></div>
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  <span class="keywordtype">long</span> pkthdrstreampos;</div>
<div class="line"><a name="l00516"></a><span class="lineno"> 516</span> </div>
<div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  <span class="comment">/* The coding parameters for this tile. */</span></div>
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  jpc_dec_cp_t *cp;</div>
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span> </div>
<div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  <span class="comment">/* The per tile-component information. */</span></div>
<div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  jpc_dec_tcomp_t *tcomps;</div>
<div class="line"><a name="l00522"></a><span class="lineno"> 522</span> </div>
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  <span class="comment">/* The next expected tile-part number. */</span></div>
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  <span class="keywordtype">int</span> partno;</div>
<div class="line"><a name="l00525"></a><span class="lineno"> 525</span> </div>
<div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  <span class="comment">/* The number of tile-parts. */</span></div>
<div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  <span class="keywordtype">int</span> numparts;</div>
<div class="line"><a name="l00528"></a><span class="lineno"> 528</span> </div>
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span>  <span class="comment">/* The coding mode. */</span></div>
<div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  <span class="keywordtype">int</span> realmode;</div>
<div class="line"><a name="l00531"></a><span class="lineno"> 531</span> </div>
<div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  <span class="comment">/* The packet iterator for this tile. */</span></div>
<div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  jpc_pi_t *pi;</div>
<div class="line"><a name="l00534"></a><span class="lineno"> 534</span> </div>
<div class="line"><a name="l00535"></a><span class="lineno"> 535</span> } jpc_dec_tile_t;</div>
<div class="line"><a name="l00536"></a><span class="lineno"> 536</span> </div>
<div class="line"><a name="l00537"></a><span class="lineno"> 537</span> <span class="comment">/* Decoder per-component state information. */</span></div>
<div class="line"><a name="l00538"></a><span class="lineno"> 538</span> </div>
<div class="line"><a name="l00539"></a><span class="lineno"> 539</span> <span class="keyword">typedef</span> <span class="keyword">struct </span>{</div>
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span> </div>
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  <span class="comment">/* The horizontal sampling period. */</span></div>
<div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  uint_fast32_t hstep;</div>
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span> </div>
<div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  <span class="comment">/* The vertical sampling period. */</span></div>
<div class="line"><a name="l00545"></a><span class="lineno"> 545</span>  uint_fast32_t vstep;</div>
<div class="line"><a name="l00546"></a><span class="lineno"> 546</span> </div>
<div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  <span class="comment">/* The number of samples in the horizontal direction. */</span></div>
<div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  uint_fast32_t width;</div>
<div class="line"><a name="l00549"></a><span class="lineno"> 549</span> </div>
<div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  <span class="comment">/* The number of samples in the vertical direction. */</span></div>
<div class="line"><a name="l00551"></a><span class="lineno"> 551</span>  uint_fast32_t height;</div>
<div class="line"><a name="l00552"></a><span class="lineno"> 552</span> </div>
<div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  <span class="comment">/* The precision of the sample data. */</span></div>
<div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  uint_fast16_t prec;</div>
<div class="line"><a name="l00555"></a><span class="lineno"> 555</span> </div>
<div class="line"><a name="l00556"></a><span class="lineno"> 556</span>  <span class="comment">/* The signedness of the sample data. */</span></div>
<div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  <span class="keywordtype">bool</span> sgnd;</div>
<div class="line"><a name="l00558"></a><span class="lineno"> 558</span> </div>
<div class="line"><a name="l00559"></a><span class="lineno"> 559</span>  <span class="comment">/* The sample alignment horizontal offset. */</span></div>
<div class="line"><a name="l00560"></a><span class="lineno"> 560</span>  uint_fast32_t hsubstep;</div>
<div class="line"><a name="l00561"></a><span class="lineno"> 561</span>  </div>
<div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  <span class="comment">/* The sample alignment vertical offset. */</span></div>
<div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  uint_fast32_t vsubstep;</div>
<div class="line"><a name="l00564"></a><span class="lineno"> 564</span> </div>
<div class="line"><a name="l00565"></a><span class="lineno"> 565</span> } jpc_dec_cmpt_t;</div>
<div class="line"><a name="l00566"></a><span class="lineno"> 566</span> </div>
<div class="line"><a name="l00567"></a><span class="lineno"> 567</span> <span class="comment">/* Decoder state information. */</span></div>
<div class="line"><a name="l00568"></a><span class="lineno"> 568</span> </div>
<div class="line"><a name="l00569"></a><span class="lineno"> 569</span> <span class="keyword">typedef</span> <span class="keyword">struct </span>{</div>
<div class="line"><a name="l00570"></a><span class="lineno"> 570</span> </div>
<div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  <span class="comment">/* The decoded image. */</span></div>
<div class="line"><a name="l00572"></a><span class="lineno"> 572</span>  jas_image_t *image;</div>
<div class="line"><a name="l00573"></a><span class="lineno"> 573</span> </div>
<div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  <span class="comment">/* The x-coordinate of the top-left corner of the image area on</span></div>
<div class="line"><a name="l00575"></a><span class="lineno"> 575</span> <span class="comment"> the reference grid. */</span></div>
<div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  uint_fast32_t xstart;</div>
<div class="line"><a name="l00577"></a><span class="lineno"> 577</span> </div>
<div class="line"><a name="l00578"></a><span class="lineno"> 578</span>  <span class="comment">/* The y-coordinate of the top-left corner of the image area on</span></div>
<div class="line"><a name="l00579"></a><span class="lineno"> 579</span> <span class="comment"> the reference grid. */</span></div>
<div class="line"><a name="l00580"></a><span class="lineno"> 580</span>  uint_fast32_t ystart;</div>
<div class="line"><a name="l00581"></a><span class="lineno"> 581</span> </div>
<div class="line"><a name="l00582"></a><span class="lineno"> 582</span>  <span class="comment">/* The x-coordinate of the bottom-right corner of the image area on</span></div>
<div class="line"><a name="l00583"></a><span class="lineno"> 583</span> <span class="comment"> the reference grid (plus one). */</span></div>
<div class="line"><a name="l00584"></a><span class="lineno"> 584</span>  uint_fast32_t xend;</div>
<div class="line"><a name="l00585"></a><span class="lineno"> 585</span> </div>
<div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  <span class="comment">/* The y-coordinate of the bottom-right corner of the image area on</span></div>
<div class="line"><a name="l00587"></a><span class="lineno"> 587</span> <span class="comment"> the reference grid (plus one). */</span></div>
<div class="line"><a name="l00588"></a><span class="lineno"> 588</span>  uint_fast32_t yend;</div>
<div class="line"><a name="l00589"></a><span class="lineno"> 589</span> </div>
<div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  <span class="comment">/* The nominal tile width in units of the image reference grid. */</span></div>
<div class="line"><a name="l00591"></a><span class="lineno"> 591</span>  uint_fast32_t tilewidth;</div>
<div class="line"><a name="l00592"></a><span class="lineno"> 592</span> </div>
<div class="line"><a name="l00593"></a><span class="lineno"> 593</span>  <span class="comment">/* The nominal tile height in units of the image reference grid. */</span></div>
<div class="line"><a name="l00594"></a><span class="lineno"> 594</span>  uint_fast32_t tileheight;</div>
<div class="line"><a name="l00595"></a><span class="lineno"> 595</span> </div>
<div class="line"><a name="l00596"></a><span class="lineno"> 596</span>  <span class="comment">/* The horizontal offset from the origin of the reference grid to the</span></div>
<div class="line"><a name="l00597"></a><span class="lineno"> 597</span> <span class="comment"> left side of the first tile. */</span></div>
<div class="line"><a name="l00598"></a><span class="lineno"> 598</span>  uint_fast32_t tilexoff;</div>
<div class="line"><a name="l00599"></a><span class="lineno"> 599</span> </div>
<div class="line"><a name="l00600"></a><span class="lineno"> 600</span>  <span class="comment">/* The vertical offset from the origin of the reference grid to the</span></div>
<div class="line"><a name="l00601"></a><span class="lineno"> 601</span> <span class="comment"> top side of the first tile. */</span></div>
<div class="line"><a name="l00602"></a><span class="lineno"> 602</span>  uint_fast32_t tileyoff;</div>
<div class="line"><a name="l00603"></a><span class="lineno"> 603</span> </div>
<div class="line"><a name="l00604"></a><span class="lineno"> 604</span>  <span class="comment">/* The number of tiles spanning the image area in the vertical</span></div>
<div class="line"><a name="l00605"></a><span class="lineno"> 605</span> <span class="comment"> direction. */</span></div>
<div class="line"><a name="l00606"></a><span class="lineno"> 606</span>  <span class="keywordtype">int</span> numhtiles;</div>
<div class="line"><a name="l00607"></a><span class="lineno"> 607</span> </div>
<div class="line"><a name="l00608"></a><span class="lineno"> 608</span>  <span class="comment">/* The number of tiles spanning the image area in the horizontal</span></div>
<div class="line"><a name="l00609"></a><span class="lineno"> 609</span> <span class="comment"> direction. */</span></div>
<div class="line"><a name="l00610"></a><span class="lineno"> 610</span>  <span class="keywordtype">int</span> numvtiles;</div>
<div class="line"><a name="l00611"></a><span class="lineno"> 611</span> </div>
<div class="line"><a name="l00612"></a><span class="lineno"> 612</span>  <span class="comment">/* The total number of tiles. */</span></div>
<div class="line"><a name="l00613"></a><span class="lineno"> 613</span>  <span class="keywordtype">int</span> numtiles;</div>
<div class="line"><a name="l00614"></a><span class="lineno"> 614</span> </div>
<div class="line"><a name="l00615"></a><span class="lineno"> 615</span>  <span class="comment">/* The per-tile information. */</span></div>
<div class="line"><a name="l00616"></a><span class="lineno"> 616</span>  jpc_dec_tile_t *tiles;</div>
<div class="line"><a name="l00617"></a><span class="lineno"> 617</span> </div>
<div class="line"><a name="l00618"></a><span class="lineno"> 618</span>  <span class="comment">/* The tile currently being processed. */</span></div>
<div class="line"><a name="l00619"></a><span class="lineno"> 619</span>  jpc_dec_tile_t *curtile;</div>
<div class="line"><a name="l00620"></a><span class="lineno"> 620</span> </div>
<div class="line"><a name="l00621"></a><span class="lineno"> 621</span>  <span class="comment">/* The number of components. */</span></div>
<div class="line"><a name="l00622"></a><span class="lineno"> 622</span>  <span class="keywordtype">int</span> numcomps;</div>
<div class="line"><a name="l00623"></a><span class="lineno"> 623</span> </div>
<div class="line"><a name="l00624"></a><span class="lineno"> 624</span>  <span class="comment">/* The stream containing the input JPEG-2000 code stream data. */</span></div>
<div class="line"><a name="l00625"></a><span class="lineno"> 625</span>  jas_stream_t *in;</div>
<div class="line"><a name="l00626"></a><span class="lineno"> 626</span> </div>
<div class="line"><a name="l00627"></a><span class="lineno"> 627</span>  <span class="comment">/* The default coding parameters for all tiles. */</span></div>
<div class="line"><a name="l00628"></a><span class="lineno"> 628</span>  jpc_dec_cp_t *cp;</div>
<div class="line"><a name="l00629"></a><span class="lineno"> 629</span> </div>
<div class="line"><a name="l00630"></a><span class="lineno"> 630</span>  <span class="comment">/* The maximum number of layers that may be decoded. */</span></div>
<div class="line"><a name="l00631"></a><span class="lineno"> 631</span>  <span class="keywordtype">int</span> maxlyrs;</div>
<div class="line"><a name="l00632"></a><span class="lineno"> 632</span> </div>
<div class="line"><a name="l00633"></a><span class="lineno"> 633</span>  <span class="comment">/* The maximum number of packets that may be decoded. */</span></div>
<div class="line"><a name="l00634"></a><span class="lineno"> 634</span>  <span class="keywordtype">int</span> maxpkts;</div>
<div class="line"><a name="l00635"></a><span class="lineno"> 635</span> </div>
<div class="line"><a name="l00636"></a><span class="lineno"> 636</span>  <span class="comment">/* The number of packets decoded so far in the processing of the entire</span></div>
<div class="line"><a name="l00637"></a><span class="lineno"> 637</span> <span class="comment"> code stream. */</span></div>
<div class="line"><a name="l00638"></a><span class="lineno"> 638</span>  <span class="keywordtype">int</span> numpkts;</div>
<div class="line"><a name="l00639"></a><span class="lineno"> 639</span> </div>
<div class="line"><a name="l00640"></a><span class="lineno"> 640</span>  <span class="comment">/* The next expected PPM marker segment sequence number. */</span></div>
<div class="line"><a name="l00641"></a><span class="lineno"> 641</span>  <span class="keywordtype">int</span> ppmseqno;</div>
<div class="line"><a name="l00642"></a><span class="lineno"> 642</span> </div>
<div class="line"><a name="l00643"></a><span class="lineno"> 643</span>  <span class="comment">/* The current state for code stream processing. */</span></div>
<div class="line"><a name="l00644"></a><span class="lineno"> 644</span>  <span class="keywordtype">int</span> state;</div>
<div class="line"><a name="l00645"></a><span class="lineno"> 645</span> </div>
<div class="line"><a name="l00646"></a><span class="lineno"> 646</span>  <span class="comment">/* The per-component information. */</span></div>
<div class="line"><a name="l00647"></a><span class="lineno"> 647</span>  jpc_dec_cmpt_t *cmpts;</div>
<div class="line"><a name="l00648"></a><span class="lineno"> 648</span> </div>
<div class="line"><a name="l00649"></a><span class="lineno"> 649</span>  <span class="comment">/* The information from PPM marker segments. */</span></div>
<div class="line"><a name="l00650"></a><span class="lineno"> 650</span>  jpc_ppxstab_t *ppmstab;</div>
<div class="line"><a name="l00651"></a><span class="lineno"> 651</span> </div>
<div class="line"><a name="l00652"></a><span class="lineno"> 652</span>  <span class="comment">/* A list of streams containing packet header data from PPM marker</span></div>
<div class="line"><a name="l00653"></a><span class="lineno"> 653</span> <span class="comment"> segments. */</span></div>
<div class="line"><a name="l00654"></a><span class="lineno"> 654</span>  jpc_streamlist_t *pkthdrstreams;</div>
<div class="line"><a name="l00655"></a><span class="lineno"> 655</span> </div>
<div class="line"><a name="l00656"></a><span class="lineno"> 656</span>  <span class="comment">/* The expected ending offset for a tile-part. */</span></div>
<div class="line"><a name="l00657"></a><span class="lineno"> 657</span>  <span class="keywordtype">long</span> curtileendoff;</div>
<div class="line"><a name="l00658"></a><span class="lineno"> 658</span> </div>
<div class="line"><a name="l00659"></a><span class="lineno"> 659</span>  <span class="comment">/* This is required by the tier-2 decoder. */</span></div>
<div class="line"><a name="l00660"></a><span class="lineno"> 660</span>  jpc_cstate_t *cstate;</div>
<div class="line"><a name="l00661"></a><span class="lineno"> 661</span> </div>
<div class="line"><a name="l00662"></a><span class="lineno"> 662</span>  <span class="keywordtype">size_t</span> max_samples;</div>
<div class="line"><a name="l00663"></a><span class="lineno"> 663</span> </div>
<div class="line"><a name="l00664"></a><span class="lineno"> 664</span> } jpc_dec_t;</div>
<div class="line"><a name="l00665"></a><span class="lineno"> 665</span> </div>
<div class="line"><a name="l00666"></a><span class="lineno"> 666</span> <span class="comment">/* Decoder options. */</span></div>
<div class="line"><a name="l00667"></a><span class="lineno"> 667</span> </div>
<div class="line"><a name="l00668"></a><span class="lineno"> 668</span> <span class="keyword">typedef</span> <span class="keyword">struct </span>{</div>
<div class="line"><a name="l00669"></a><span class="lineno"> 669</span> </div>
<div class="line"><a name="l00670"></a><span class="lineno"> 670</span>  <span class="comment">/* The debug level for the decoder. */</span></div>
<div class="line"><a name="l00671"></a><span class="lineno"> 671</span>  <span class="keywordtype">int</span> debug;</div>
<div class="line"><a name="l00672"></a><span class="lineno"> 672</span> </div>
<div class="line"><a name="l00673"></a><span class="lineno"> 673</span>  <span class="comment">/* The maximum number of layers to decode. */</span></div>
<div class="line"><a name="l00674"></a><span class="lineno"> 674</span>  <span class="keywordtype">int</span> maxlyrs;</div>
<div class="line"><a name="l00675"></a><span class="lineno"> 675</span> </div>
<div class="line"><a name="l00676"></a><span class="lineno"> 676</span>  <span class="comment">/* The maximum number of packets to decode. */</span></div>
<div class="line"><a name="l00677"></a><span class="lineno"> 677</span>  <span class="keywordtype">int</span> maxpkts;</div>
<div class="line"><a name="l00678"></a><span class="lineno"> 678</span> </div>
<div class="line"><a name="l00679"></a><span class="lineno"> 679</span>  <span class="keywordtype">size_t</span> max_samples;</div>
<div class="line"><a name="l00680"></a><span class="lineno"> 680</span> </div>
<div class="line"><a name="l00681"></a><span class="lineno"> 681</span> } jpc_dec_importopts_t;</div>
<div class="line"><a name="l00682"></a><span class="lineno"> 682</span> </div>
<div class="line"><a name="l00683"></a><span class="lineno"> 683</span> <span class="comment">/******************************************************************************\</span></div>
<div class="line"><a name="l00684"></a><span class="lineno"> 684</span> <span class="comment">* Functions.</span></div>
<div class="line"><a name="l00685"></a><span class="lineno"> 685</span> <span class="comment">\******************************************************************************/</span></div>
<div class="line"><a name="l00686"></a><span class="lineno"> 686</span> </div>
<div class="line"><a name="l00687"></a><span class="lineno"> 687</span> <span class="comment">/* Create a decoder segment object. */</span></div>
<div class="line"><a name="l00688"></a><span class="lineno"> 688</span> jpc_dec_seg_t *jpc_seg_alloc(<span class="keywordtype">void</span>);</div>
<div class="line"><a name="l00689"></a><span class="lineno"> 689</span> </div>
<div class="line"><a name="l00690"></a><span class="lineno"> 690</span> <span class="comment">/* Destroy a decoder segment object. */</span></div>
<div class="line"><a name="l00691"></a><span class="lineno"> 691</span> <span class="keywordtype">void</span> jpc_seg_destroy(jpc_dec_seg_t *seg);</div>
<div class="line"><a name="l00692"></a><span class="lineno"> 692</span> </div>
<div class="line"><a name="l00693"></a><span class="lineno"> 693</span> <span class="comment">/* Remove a segment from a segment list. */</span></div>
<div class="line"><a name="l00694"></a><span class="lineno"> 694</span> <span class="keywordtype">void</span> jpc_seglist_remove(jpc_dec_seglist_t *list, jpc_dec_seg_t *node);</div>
<div class="line"><a name="l00695"></a><span class="lineno"> 695</span> </div>
<div class="line"><a name="l00696"></a><span class="lineno"> 696</span> <span class="comment">/* Insert a segment into a segment list. */</span></div>
<div class="line"><a name="l00697"></a><span class="lineno"> 697</span> <span class="keywordtype">void</span> jpc_seglist_insert(jpc_dec_seglist_t *list, jpc_dec_seg_t *ins,</div>
<div class="line"><a name="l00698"></a><span class="lineno"> 698</span>  jpc_dec_seg_t *node);</div>
<div class="line"><a name="l00699"></a><span class="lineno"> 699</span> </div>
<div class="line"><a name="l00700"></a><span class="lineno"> 700</span> <span class="preprocessor">#endif</span></div>
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