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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">/* BroadVoice(R)16 (BV16) Floating-Point ANSI-C Source Code */</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">/* Revision Date: August 19, 2009 */</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">/* Version 1.0 */</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">/* Copyright 2000-2009 Broadcom Corporation */</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">/* This software is provided under the GNU Lesser General Public License, */</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">/* version 2.1, as published by the Free Software Foundation ("LGPL"). */</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">/* This program is distributed in the hope that it will be useful, but */</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">/* WITHOUT ANY SUPPORT OR WARRANTY; without even the implied warranty of */</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the LGPL for */</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment">/* more details. A copy of the LGPL is available at */</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">/* http://www.broadcom.com/licenses/LGPLv2.1.php, */</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">/* or by writing to the Free Software Foundation, Inc., */</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment">/* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */</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> </div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> </div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment">/*****************************************************************************</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> bv16strct.h : BV16 data structures</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment"></span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment"> $Log: bv16strct.h,v $</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment"> Revision 1.1.1.1 2009/11/19 12:10:48 steveu</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"> Start from Broadcom's code</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment"></span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment"> Revision 1.1.1.1 2009/11/17 14:06:02 steveu</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment"> start</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment"></span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment">******************************************************************************/</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> </div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#include "typedef.h"</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#include "bv16cnst.h"</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#include "bvcommon.h"</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#if !defined(_BV16STRCT_H_)</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#define _BV16STRCT_H_</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="keyword">struct </span><a class="code" href="structbv16__decode__state__s.html">bv16_decode_state_s</a></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> {</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  Float stsym[LPCO];</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  Float ltsym[LTMOFF];</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  Float lsppm[LPCO*LSPPORDER];</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  Float lgpm[LGPORDER];</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  Float lsplast[LPCO];</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  Float prevlg[2];</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  Float lmax; <span class="comment">/* level-adaptation */</span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  Float lmin;</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  Float lmean;</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  Float x1;</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  Float level;</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  int16_t pp_last;</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  int16_t ngfae;</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  Float bq_last[3];</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  int16_t nggalgc;</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  Float estl_alpha_min;</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  int16_t cfecount;</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  uint32_t idum;</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  Float E;</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  Float per;</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  Float atplc[LPCO + 1];</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  Float ma_a;</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  Float b_prv[2];</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  Float xq[XQOFF];</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keywordtype">int</span> pp_prv;</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</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="keyword">struct </span><a class="code" href="structbv16__encode__state__s.html">bv16_encode_state_s</a></div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> {</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  Float x[XOFF]; <span class="comment">/* 8kHz down-sampled signal memory */</span></div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  Float xwd[XDOFF]; <span class="comment">/* memory of DECF:1 decimated version of xw() */</span></div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  Float dq[XOFF]; <span class="comment">/* quantized short-term pred error */</span></div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  Float dfm[DFO]; <span class="comment">/* decimated xwd() filter memory */</span></div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  Float stpem[LPCO]; <span class="comment">/* ST Pred. Error filter memory */</span></div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  Float stwpm[LPCO]; <span class="comment">/* ST Weighting all-Pole Memory */</span></div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  Float stsym[LPCO]; <span class="comment">/* ST Synthesis filter Memory */</span></div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  Float ltsym[MAXPP1 + FRSZ]; <span class="comment">/* long-term synthesis filter memory */</span></div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  Float ltnfm[MAXPP1 + FRSZ]; <span class="comment">/* long-term noise feedback filter memory */</span></div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  Float lsplast[LPCO];</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  Float lsppm[LPCO*LSPPORDER]; <span class="comment">/* LSP Predictor Memory */</span></div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  Float lgpm[LGPORDER];</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  Float hpfzm[HPO];</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  Float hpfpm[HPO];</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  Float prevlg[2];</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  Float lmax; <span class="comment">/* level-adaptation */</span></div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  Float lmin;</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  Float lmean;</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  Float x1;</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  Float level;</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordtype">int</span> cpplast; <span class="comment">/* pitch period pf the previous frame */</span></div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  Float old_A[LPCO + 1];</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  Float stnfz[NSTORDER];</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  Float stnfp[NSTORDER];</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> </div><div class="line"><a name="l00098"></a><span class="lineno"><a class="line" href="structBV16__Bit__Stream.html"> 98</a></span> <span class="keyword">struct </span><a class="code" href="structBV16__Bit__Stream.html">BV16_Bit_Stream</a></div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> {</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  int16_t lspidx[2];</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  int16_t ppidx;</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  int16_t bqidx;</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  int16_t gidx;</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  int16_t qvidx[FRSZ/VDIM];</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> </div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="preprocessor">#endif </span><span class="comment">/* BV16STRCT_H */</span><span class="preprocessor"></span></div><div class="ttc" id="structBV16__Bit__Stream_html"><div class="ttname"><a href="structBV16__Bit__Stream.html">BV16_Bit_Stream</a></div><div class="ttdef"><b>Definition:</b> bv16strct.h:98</div></div>
<div class="ttc" id="structbv16__encode__state__s_html"><div class="ttname"><a href="structbv16__encode__state__s.html">bv16_encode_state_s</a></div><div class="ttdef"><b>Definition:</b> broadvoice/private/broadvoice.h:100</div></div>
<div class="ttc" id="structbv16__decode__state__s_html"><div class="ttname"><a href="structbv16__decode__state__s.html">bv16_decode_state_s</a></div><div class="ttdef"><b>Definition:</b> broadvoice/private/broadvoice.h:71</div></div>
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