<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <title>SphinxBase: src/sphinx_fe/sphinx_fe.c Source File</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <link href="navtree.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="navtree.js"></script> <script type="text/javascript" src="resize.js"></script> <script type="text/javascript"> $(document).ready(initResizable); </script> <link href="doxygen.css" rel="stylesheet" type="text/css"/> </head> <body> <!-- Generated by Doxygen 1.7.3 --> <div id="top"> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td style="padding-left: 0.5em;"> <div id="projectname">SphinxBase <span id="projectnumber">0.6</span></div> </td> </tr> </tbody> </table> </div> <div id="navrow1" class="tabs"> <ul class="tablist"> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="pages.html"><span>Related Pages</span></a></li> <li><a href="annotated.html"><span>Data Structures</span></a></li> <li class="current"><a href="files.html"><span>Files</span></a></li> </ul> </div> <div id="navrow2" class="tabs2"> <ul class="tablist"> <li><a href="files.html"><span>File List</span></a></li> <li><a href="globals.html"><span>Globals</span></a></li> </ul> </div> </div> <div id="side-nav" class="ui-resizable side-nav-resizable"> <div id="nav-tree"> <div id="nav-tree-contents"> </div> </div> <div id="splitbar" style="-moz-user-select:none;" class="ui-resizable-handle"> </div> </div> <script type="text/javascript"> initNavTree('sphinx__fe_8c.html',''); </script> <div id="doc-content"> <div class="header"> <div class="headertitle"> <h1>src/sphinx_fe/sphinx_fe.c</h1> </div> </div> <div class="contents"> <div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* -*- c-basic-offset: 4; indent-tabs-mode: nil -*- */</span> <a name="l00002"></a>00002 <span class="comment">/* ====================================================================</span> <a name="l00003"></a>00003 <span class="comment"> * Copyright (c) 1996-2004 Carnegie Mellon University. All rights </span> <a name="l00004"></a>00004 <span class="comment"> * reserved.</span> <a name="l00005"></a>00005 <span class="comment"> *</span> <a name="l00006"></a>00006 <span class="comment"> * Redistribution and use in source and binary forms, with or without</span> <a name="l00007"></a>00007 <span class="comment"> * modification, are permitted provided that the following conditions</span> <a name="l00008"></a>00008 <span class="comment"> * are met:</span> <a name="l00009"></a>00009 <span class="comment"> *</span> <a name="l00010"></a>00010 <span class="comment"> * 1. Redistributions of source code must retain the above copyright</span> <a name="l00011"></a>00011 <span class="comment"> * notice, this list of conditions and the following disclaimer. </span> <a name="l00012"></a>00012 <span class="comment"> *</span> <a name="l00013"></a>00013 <span class="comment"> * 2. Redistributions in binary form must reproduce the above copyright</span> <a name="l00014"></a>00014 <span class="comment"> * notice, this list of conditions and the following disclaimer in</span> <a name="l00015"></a>00015 <span class="comment"> * the documentation and/or other materials provided with the</span> <a name="l00016"></a>00016 <span class="comment"> * distribution.</span> <a name="l00017"></a>00017 <span class="comment"> *</span> <a name="l00018"></a>00018 <span class="comment"> * This work was supported in part by funding from the Defense Advanced </span> <a name="l00019"></a>00019 <span class="comment"> * Research Projects Agency and the National Science Foundation of the </span> <a name="l00020"></a>00020 <span class="comment"> * United States of America, and the CMU Sphinx Speech Consortium.</span> <a name="l00021"></a>00021 <span class="comment"> *</span> <a name="l00022"></a>00022 <span class="comment"> * THIS SOFTWARE IS PROVIDED BY CARNEGIE MELLON UNIVERSITY ``AS IS'' AND </span> <a name="l00023"></a>00023 <span class="comment"> * ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, </span> <a name="l00024"></a>00024 <span class="comment"> * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR</span> <a name="l00025"></a>00025 <span class="comment"> * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY</span> <a name="l00026"></a>00026 <span class="comment"> * NOR ITS EMPLOYEES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,</span> <a name="l00027"></a>00027 <span class="comment"> * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT </span> <a name="l00028"></a>00028 <span class="comment"> * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, </span> <a name="l00029"></a>00029 <span class="comment"> * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY </span> <a name="l00030"></a>00030 <span class="comment"> * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT </span> <a name="l00031"></a>00031 <span class="comment"> * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE </span> <a name="l00032"></a>00032 <span class="comment"> * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span> <a name="l00033"></a>00033 <span class="comment"> *</span> <a name="l00034"></a>00034 <span class="comment"> * ====================================================================</span> <a name="l00035"></a>00035 <span class="comment"> *</span> <a name="l00036"></a>00036 <span class="comment"> */</span> <a name="l00037"></a>00037 <span class="preprocessor">#include <stdio.h></span> <a name="l00038"></a>00038 <span class="preprocessor">#include <stdlib.h></span> <a name="l00039"></a>00039 <span class="preprocessor">#include <string.h></span> <a name="l00040"></a>00040 <span class="preprocessor">#include <time.h></span> <a name="l00041"></a>00041 <span class="preprocessor">#include <assert.h></span> <a name="l00042"></a>00042 <a name="l00043"></a>00043 <span class="preprocessor">#ifdef HAVE_CONFIG_H</span> <a name="l00044"></a>00044 <span class="preprocessor"></span><span class="preprocessor">#include <config.h></span> <a name="l00045"></a>00045 <span class="preprocessor">#endif</span> <a name="l00046"></a>00046 <span class="preprocessor"></span> <a name="l00047"></a>00047 <span class="preprocessor">#ifdef HAVE_SNDFILE_H</span> <a name="l00048"></a>00048 <span class="preprocessor"></span><span class="preprocessor">#include <sndfile.h></span> <a name="l00049"></a>00049 <span class="preprocessor">#endif</span> <a name="l00050"></a>00050 <span class="preprocessor"></span> <a name="l00051"></a>00051 <span class="preprocessor">#include <sphinxbase/fe.h></span> <a name="l00052"></a>00052 <span class="preprocessor">#include <sphinxbase/strfuncs.h></span> <a name="l00053"></a>00053 <span class="preprocessor">#include <sphinxbase/pio.h></span> <a name="l00054"></a>00054 <span class="preprocessor">#include <sphinxbase/filename.h></span> <a name="l00055"></a>00055 <span class="preprocessor">#include <sphinxbase/cmd_ln.h></span> <a name="l00056"></a>00056 <span class="preprocessor">#include <sphinxbase/err.h></span> <a name="l00057"></a>00057 <span class="preprocessor">#include <sphinxbase/ckd_alloc.h></span> <a name="l00058"></a>00058 <span class="preprocessor">#include <sphinxbase/byteorder.h></span> <a name="l00059"></a>00059 <span class="preprocessor">#include <sphinxbase/hash_table.h></span> <a name="l00060"></a>00060 <a name="l00061"></a>00061 <span class="preprocessor">#include "sphinx_wave2feat.h"</span> <a name="l00062"></a>00062 <span class="preprocessor">#include "cmd_ln_defn.h"</span> <a name="l00063"></a>00063 <a name="l00064"></a><a class="code" href="structaudio__type__s.html">00064</a> <span class="keyword">typedef</span> <span class="keyword">struct </span><a class="code" href="structaudio__type__s.html">audio_type_s</a> { <a name="l00065"></a>00065 <span class="keywordtype">char</span> <span class="keyword">const</span> *name; <a name="l00066"></a>00066 int (*detect)(<a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> *wtf, <span class="keywordtype">char</span> <span class="keyword">const</span> *infile); <a name="l00067"></a>00067 int (*decode)(<a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> *wtf); <a name="l00068"></a>00068 } <a class="code" href="structaudio__type__s.html">audio_type_t</a>; <a name="l00069"></a>00069 <a name="l00070"></a><a class="code" href="structoutput__type__s.html">00070</a> <span class="keyword">typedef</span> <span class="keyword">struct </span><a class="code" href="structoutput__type__s.html">output_type_s</a> { <a name="l00071"></a>00071 <span class="keywordtype">char</span> <span class="keyword">const</span> *name; <a name="l00072"></a>00072 int (*output_header)(<a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> *wtf, <span class="keywordtype">int</span> nfloat); <a name="l00073"></a>00073 int (*output_frames)(<a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> *wtf, mfcc_t **frames, <span class="keywordtype">int</span> nfr); <a name="l00074"></a>00074 } <a class="code" href="structoutput__type__s.html">output_type_t</a>; <a name="l00075"></a>00075 <a name="l00076"></a><a class="code" href="structsphinx__wave2feat__s.html">00076</a> <span class="keyword">struct </span><a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_s</a> { <a name="l00077"></a><a class="code" href="structsphinx__wave2feat__s.html#ae9b2fc4bfa6a3adbf2ee5a71796cdb51">00077</a> <span class="keywordtype">int</span> <a class="code" href="structsphinx__wave2feat__s.html#ae9b2fc4bfa6a3adbf2ee5a71796cdb51" title="Reference count.">refcount</a>; <a name="l00078"></a><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d">00078</a> <a class="code" href="structcmd__ln__t.html" title="Opaque structure used to hold the results of command-line parsing.">cmd_ln_t</a> *<a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>; <a name="l00079"></a><a class="code" href="structsphinx__wave2feat__s.html#a5882f148fe200890855304b46f00ee4b">00079</a> <a class="code" href="structfe__s.html" title="Structure for the front-end computation.">fe_t</a> *<a class="code" href="structsphinx__wave2feat__s.html#a5882f148fe200890855304b46f00ee4b" title="Front end object.">fe</a>; <a name="l00080"></a><a class="code" href="structsphinx__wave2feat__s.html#a6d4d1b1be4e3a3c1de82943e9e6fa65c">00080</a> <span class="keywordtype">char</span> *<a class="code" href="structsphinx__wave2feat__s.html#a6d4d1b1be4e3a3c1de82943e9e6fa65c" title="Path to input file.">infile</a>; <a name="l00081"></a><a class="code" href="structsphinx__wave2feat__s.html#aa50405dc75074933912da57295ec5fbf">00081</a> <span class="keywordtype">char</span> *<a class="code" href="structsphinx__wave2feat__s.html#aa50405dc75074933912da57295ec5fbf" title="Path to output file.">outfile</a>; <a name="l00082"></a><a class="code" href="structsphinx__wave2feat__s.html#ad86834e597d4677aed93e7c06cebccb7">00082</a> FILE *<a class="code" href="structsphinx__wave2feat__s.html#ad86834e597d4677aed93e7c06cebccb7" title="Input file handle.">infh</a>; <a name="l00083"></a><a class="code" href="structsphinx__wave2feat__s.html#ad7340fab24fb182cbff2c73fd1fb3671">00083</a> FILE *<a class="code" href="structsphinx__wave2feat__s.html#ad7340fab24fb182cbff2c73fd1fb3671" title="Output file handle.">outfh</a>; <a name="l00084"></a><a class="code" href="structsphinx__wave2feat__s.html#a776c72734abe1e34162a5ee347f533e5">00084</a> <span class="keywordtype">short</span> *<a class="code" href="structsphinx__wave2feat__s.html#a776c72734abe1e34162a5ee347f533e5" title="Audio buffer.">audio</a>; <a name="l00085"></a><a class="code" href="structsphinx__wave2feat__s.html#ab43d8d5721133bcaf02da23c0bbb58ae">00085</a> mfcc_t **<a class="code" href="structsphinx__wave2feat__s.html#ab43d8d5721133bcaf02da23c0bbb58ae" title="Feature buffer.">feat</a>; <a name="l00086"></a><a class="code" href="structsphinx__wave2feat__s.html#aff2646e41780ceb9dcd234c719fd25f1">00086</a> <span class="keywordtype">int</span> <a class="code" href="structsphinx__wave2feat__s.html#aff2646e41780ceb9dcd234c719fd25f1" title="Size of audio buffer.">blocksize</a>; <a name="l00087"></a><a class="code" href="structsphinx__wave2feat__s.html#ac041852de738a42752be67cceb16660c">00087</a> <span class="keywordtype">int</span> <a class="code" href="structsphinx__wave2feat__s.html#ac041852de738a42752be67cceb16660c" title="Size of feature buffer.">featsize</a>; <a name="l00088"></a><a class="code" href="structsphinx__wave2feat__s.html#ad71e5fca7c13ae0258bcee81a6f1fa89">00088</a> <span class="keywordtype">int</span> <a class="code" href="structsphinx__wave2feat__s.html#ad71e5fca7c13ae0258bcee81a6f1fa89" title="Length of each output vector.">veclen</a>; <a name="l00089"></a><a class="code" href="structsphinx__wave2feat__s.html#a3410a9e0c05c0057f31452550fb5380a">00089</a> <span class="keywordtype">int</span> <a class="code" href="structsphinx__wave2feat__s.html#a3410a9e0c05c0057f31452550fb5380a" title="Length of each input vector (for cep&lt;-&gt;spec).">in_veclen</a>; <a name="l00090"></a><a class="code" href="structsphinx__wave2feat__s.html#a030717e2736fd04d1a281f51e5db2799">00090</a> <span class="keywordtype">int</span> <a class="code" href="structsphinx__wave2feat__s.html#a030717e2736fd04d1a281f51e5db2799" title="Whether byteswapping is necessary.">byteswap</a>; <a name="l00091"></a>00091 <span class="preprocessor">#ifdef HAVE_SNDFILE_H</span> <a name="l00092"></a>00092 <span class="preprocessor"></span> SNDFILE *insfh; <a name="l00093"></a>00093 <span class="preprocessor">#endif</span> <a name="l00094"></a><a class="code" href="structsphinx__wave2feat__s.html#a929e05e041ad922f6a2e35637a98c917">00094</a> <span class="preprocessor"></span> <a class="code" href="structoutput__type__s.html">output_type_t</a> <span class="keyword">const</span> *<a class="code" href="structsphinx__wave2feat__s.html#a929e05e041ad922f6a2e35637a98c917" title="Output type object.">ot</a>; <a name="l00095"></a>00095 }; <a name="l00096"></a>00096 <a name="l00098"></a><a class="code" href="structRIFFHeader.html">00098</a> <span class="keyword">typedef</span> <span class="keyword">struct </span><a class="code" href="structRIFFHeader.html" title="RIFF 44-byte header structure for MS wav files.">RIFFHeader</a>{ <a name="l00099"></a>00099 <span class="keywordtype">char</span> rifftag[4]; <span class="comment">/* "RIFF" string */</span> <a name="l00100"></a>00100 int32 TotalLength; <span class="comment">/* Total length */</span> <a name="l00101"></a>00101 <span class="keywordtype">char</span> wavefmttag[8]; <span class="comment">/* "WAVEfmt " string (note space after 't') */</span> <a name="l00102"></a>00102 int32 RemainingLength; <span class="comment">/* Remaining length */</span> <a name="l00103"></a>00103 int16 data_format; <span class="comment">/* data format tag, 1 = PCM */</span> <a name="l00104"></a>00104 int16 numchannels; <span class="comment">/* Number of channels in file */</span> <a name="l00105"></a>00105 int32 SamplingFreq; <span class="comment">/* Sampling frequency */</span> <a name="l00106"></a>00106 int32 BytesPerSec; <span class="comment">/* Average bytes/sec */</span> <a name="l00107"></a>00107 int16 BlockAlign; <span class="comment">/* Block align */</span> <a name="l00108"></a>00108 int16 BitsPerSample; <span class="comment">/* 8 or 16 bit */</span> <a name="l00109"></a>00109 <span class="keywordtype">char</span> datatag[4]; <span class="comment">/* "data" string */</span> <a name="l00110"></a>00110 int32 datalength; <span class="comment">/* Raw data length */</span> <a name="l00111"></a>00111 } <a class="code" href="structRIFFHeader.html" title="RIFF 44-byte header structure for MS wav files.">MSWAV_hdr</a>; <a name="l00112"></a>00112 <a name="l00118"></a>00118 <span class="keyword">static</span> <span class="keywordtype">int</span> <a name="l00119"></a>00119 detect_riff(<a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> *wtf, <span class="keywordtype">char</span> <span class="keyword">const</span> *infile) <a name="l00120"></a>00120 { <a name="l00121"></a>00121 FILE *fh; <a name="l00122"></a>00122 <a class="code" href="structRIFFHeader.html" title="RIFF 44-byte header structure for MS wav files.">MSWAV_hdr</a> hdr; <a name="l00123"></a>00123 <a name="l00124"></a>00124 <span class="keywordflow">if</span> ((fh = fopen(infile, <span class="stringliteral">"rb"</span>)) == NULL) { <a name="l00125"></a>00125 <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03" title="Print error text; Call perror(&quot;&quot;);.">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Failed to open %s"</span>, infile); <a name="l00126"></a>00126 <span class="keywordflow">return</span> -1; <a name="l00127"></a>00127 } <a name="l00128"></a>00128 <span class="keywordflow">if</span> (fread(&hdr, <span class="keyword">sizeof</span>(hdr), 1, fh) != 1) { <a name="l00129"></a>00129 <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03" title="Print error text; Call perror(&quot;&quot;);.">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Failed to read RIFF header"</span>); <a name="l00130"></a>00130 fclose(fh); <a name="l00131"></a>00131 <span class="keywordflow">return</span> -1; <a name="l00132"></a>00132 } <a name="l00133"></a>00133 <span class="comment">/* Make sure it is actually a RIFF file. */</span> <a name="l00134"></a>00134 <span class="keywordflow">if</span> (0 != memcmp(hdr.rifftag, <span class="stringliteral">"RIFF"</span>, 4)) { <a name="l00135"></a>00135 fclose(fh); <a name="l00136"></a>00136 <span class="keywordflow">return</span> FALSE; <a name="l00137"></a>00137 } <a name="l00138"></a>00138 <a name="l00139"></a>00139 <span class="comment">/* Get relevant information. */</span> <a name="l00140"></a>00140 cmd_ln_set_int32_r(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-nchans"</span>, hdr.numchannels); <a name="l00141"></a>00141 cmd_ln_set_float32_r(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-samprate"</span>, hdr.SamplingFreq); <a name="l00142"></a>00142 <span class="keywordflow">if</span> (wtf-><a class="code" href="structsphinx__wave2feat__s.html#a6d4d1b1be4e3a3c1de82943e9e6fa65c" title="Path to input file.">infile</a>) <a name="l00143"></a>00143 <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf" title="Test and free a 1-D array.">ckd_free</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a6d4d1b1be4e3a3c1de82943e9e6fa65c" title="Path to input file.">infile</a>); <a name="l00144"></a>00144 wtf-><a class="code" href="structsphinx__wave2feat__s.html#a6d4d1b1be4e3a3c1de82943e9e6fa65c" title="Path to input file.">infile</a> = <a class="code" href="ckd__alloc_8h.html#ad313f92478859f9e4ea99d0f6e78c393" title="Macro for __ckd_salloc__.">ckd_salloc</a>(infile); <a name="l00145"></a>00145 wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad86834e597d4677aed93e7c06cebccb7" title="Input file handle.">infh</a> = fh; <a name="l00146"></a>00146 <a name="l00147"></a>00147 <span class="keywordflow">return</span> TRUE; <a name="l00148"></a>00148 } <a name="l00149"></a>00149 <a name="l00150"></a>00150 <span class="keyword">static</span> <span class="keywordtype">int</span> <a name="l00151"></a>00151 open_nist_file(<a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> *wtf, <span class="keywordtype">char</span> <span class="keyword">const</span> *infile, FILE **out_fh) <a name="l00152"></a>00152 { <a name="l00153"></a>00153 <span class="keywordtype">char</span> nist[7]; <a name="l00154"></a>00154 <a class="code" href="structlineiter__t.html" title="Line iterator for files.">lineiter_t</a> *li; <a name="l00155"></a>00155 FILE *fh; <a name="l00156"></a>00156 <a name="l00157"></a>00157 <span class="keywordflow">if</span> ((fh = fopen(infile, <span class="stringliteral">"rb"</span>)) == NULL) { <a name="l00158"></a>00158 <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03" title="Print error text; Call perror(&quot;&quot;);.">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Failed to open %s"</span>, infile); <a name="l00159"></a>00159 <span class="keywordflow">return</span> -1; <a name="l00160"></a>00160 } <a name="l00161"></a>00161 <span class="keywordflow">if</span> (fread(&nist, 1, 7, fh) != 7) { <a name="l00162"></a>00162 <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03" title="Print error text; Call perror(&quot;&quot;);.">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Failed to read NIST header"</span>); <a name="l00163"></a>00163 fclose(fh); <a name="l00164"></a>00164 <span class="keywordflow">return</span> -1; <a name="l00165"></a>00165 } <a name="l00166"></a>00166 <span class="comment">/* Is this actually a NIST file? */</span> <a name="l00167"></a>00167 <span class="keywordflow">if</span> (0 != strncmp(nist, <span class="stringliteral">"NIST_1A"</span>, 7)) { <a name="l00168"></a>00168 fclose(fh); <a name="l00169"></a>00169 <span class="keywordflow">return</span> FALSE; <a name="l00170"></a>00170 } <a name="l00171"></a>00171 <span class="comment">/* Rewind, parse lines. */</span> <a name="l00172"></a>00172 fseek(fh, 0, SEEK_SET); <a name="l00173"></a>00173 <span class="keywordflow">for</span> (li = <a class="code" href="pio_8h.html#a22d0125ab198f02f8bbe543417d99566" title="Start reading lines from a file.">lineiter_start</a>(fh); li; li = <a class="code" href="pio_8h.html#aff8df0b6928746d61b3520555263f71e" title="Move to the next line in the file.">lineiter_next</a>(li)) { <a name="l00174"></a>00174 <span class="keywordtype">char</span> **words; <a name="l00175"></a>00175 <span class="keywordtype">int</span> nword; <a name="l00176"></a>00176 <a name="l00177"></a>00177 <a class="code" href="strfuncs_8h.html#ac36a095632a4f16cf4e0fbcdb01de5ad" title="Remove whitespace from a string, modifying it in-place.">string_trim</a>(li->buf, <a class="code" href="strfuncs_8h.html#ab5c9ca15770a4bd3047705762b815df9a4fcbb0fe16fa4aa48723ba3ba10c26dd" title="Both ends of string.">STRING_BOTH</a>); <a name="l00178"></a>00178 <span class="keywordflow">if</span> (strlen(li->buf) == 0) { <a name="l00179"></a>00179 <a class="code" href="pio_8h.html#a3f80e5d4d666426cef229dd41237d9cf" title="Stop reading lines from a file.">lineiter_free</a>(li); <a name="l00180"></a>00180 <span class="keywordflow">break</span>; <a name="l00181"></a>00181 } <a name="l00182"></a>00182 nword = <a class="code" href="strfuncs_8h.html#a5b520fdebcca599db86faaf75a82173f" title="Convert a line to an array of &quot;words&quot;, based on whitespace separators.">str2words</a>(li->buf, NULL, 0); <a name="l00183"></a>00183 <span class="keywordflow">if</span> (nword != 3) <a name="l00184"></a>00184 <span class="keywordflow">continue</span>; <a name="l00185"></a>00185 words = <a class="code" href="ckd__alloc_8h.html#aa00ef21903bc4f8a972488417adc8d2e" title="Macros to simplify the use of above functions.">ckd_calloc</a>(nword, <span class="keyword">sizeof</span>(*words)); <a name="l00186"></a>00186 <a class="code" href="strfuncs_8h.html#a5b520fdebcca599db86faaf75a82173f" title="Convert a line to an array of &quot;words&quot;, based on whitespace separators.">str2words</a>(li->buf, words, nword); <a name="l00187"></a>00187 <span class="keywordflow">if</span> (0 == strcmp(words[0], <span class="stringliteral">"sample_rate"</span>)) { <a name="l00188"></a>00188 cmd_ln_set_float32_r(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-samprate"</span>, <a class="code" href="strfuncs_8h.html#ab708351fe7308551632a782bfad75a1e" title="Locale independent version of atof().">atof_c</a>(words[2])); <a name="l00189"></a>00189 } <a name="l00190"></a>00190 <span class="keywordflow">if</span> (0 == strcmp(words[0], <span class="stringliteral">"channel_count"</span>)) { <a name="l00191"></a>00191 cmd_ln_set_int32_r(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-nchans"</span>, atoi(words[2])); <a name="l00192"></a>00192 } <a name="l00193"></a>00193 <span class="keywordflow">if</span> (0 == strcmp(words[0], <span class="stringliteral">"sample_byte_format"</span>)) { <a name="l00194"></a>00194 <a class="code" href="cmd__ln_8h.html#a3868b219fd3eaf64e902db38145c1c59" title="Set a string in a command-line object.">cmd_ln_set_str_r</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-input_endian"</span>, <a name="l00195"></a>00195 (0 == strcmp(words[2], <span class="stringliteral">"10"</span>)) ? <span class="stringliteral">"big"</span> : <span class="stringliteral">"little"</span>); <a name="l00196"></a>00196 } <a name="l00197"></a>00197 <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf" title="Test and free a 1-D array.">ckd_free</a>(words); <a name="l00198"></a>00198 } <a name="l00199"></a>00199 <a name="l00200"></a>00200 fseek(fh, 1024, SEEK_SET); <a name="l00201"></a>00201 <span class="keywordflow">if</span> (out_fh) <a name="l00202"></a>00202 *out_fh = fh; <a name="l00203"></a>00203 <span class="keywordflow">else</span> <a name="l00204"></a>00204 fclose(fh); <a name="l00205"></a>00205 <span class="keywordflow">return</span> TRUE; <a name="l00206"></a>00206 } <a name="l00207"></a>00207 <a name="l00208"></a>00208 <span class="preprocessor">#ifdef HAVE_POPEN</span> <a name="l00209"></a>00209 <span class="preprocessor"></span><span class="keyword">static</span> <span class="keywordtype">int</span> <a name="l00210"></a>00210 detect_sph2pipe(<a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> *wtf, <span class="keywordtype">char</span> <span class="keyword">const</span> *infile) <a name="l00211"></a>00211 { <a name="l00212"></a>00212 FILE *fh; <a name="l00213"></a>00213 <span class="keywordtype">char</span> *cmdline; <a name="l00214"></a>00214 <span class="keywordtype">int</span> rv; <a name="l00215"></a>00215 <a name="l00216"></a>00216 <span class="comment">/* Determine if it's NIST file and get parameters. */</span> <a name="l00217"></a>00217 <span class="keywordflow">if</span> ((rv = open_nist_file(wtf, infile, NULL)) != TRUE) <a name="l00218"></a>00218 <span class="keywordflow">return</span> rv; <a name="l00219"></a>00219 <a name="l00220"></a>00220 <span class="comment">/* Now popen it with sph2pipe. */</span> <a name="l00221"></a>00221 cmdline = <a class="code" href="strfuncs_8h.html#a317522f23d291311e366de34ef86b777" title="Concatenate a NULL-terminated argument list of strings, returning a newly allocated string...">string_join</a>(<span class="stringliteral">"sph2pipe -f raw '"</span>, infile, <span class="stringliteral">"'"</span>, NULL); <a name="l00222"></a>00222 <span class="keywordflow">if</span> ((fh = popen(cmdline, <span class="stringliteral">"r"</span>)) == NULL) { <a name="l00223"></a>00223 <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03" title="Print error text; Call perror(&quot;&quot;);.">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Failed to popen(\"sph2pipe -f raw '%s'\")"</span>, infile); <a name="l00224"></a>00224 <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf" title="Test and free a 1-D array.">ckd_free</a>(cmdline); <a name="l00225"></a>00225 <span class="keywordflow">return</span> -1; <a name="l00226"></a>00226 } <a name="l00227"></a>00227 <a name="l00228"></a>00228 <span class="keywordflow">if</span> (wtf-><a class="code" href="structsphinx__wave2feat__s.html#a6d4d1b1be4e3a3c1de82943e9e6fa65c" title="Path to input file.">infile</a>) <a name="l00229"></a>00229 <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf" title="Test and free a 1-D array.">ckd_free</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a6d4d1b1be4e3a3c1de82943e9e6fa65c" title="Path to input file.">infile</a>); <a name="l00230"></a>00230 wtf-><a class="code" href="structsphinx__wave2feat__s.html#a6d4d1b1be4e3a3c1de82943e9e6fa65c" title="Path to input file.">infile</a> = <a class="code" href="ckd__alloc_8h.html#ad313f92478859f9e4ea99d0f6e78c393" title="Macro for __ckd_salloc__.">ckd_salloc</a>(infile); <a name="l00231"></a>00231 wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad86834e597d4677aed93e7c06cebccb7" title="Input file handle.">infh</a> = fh; <a name="l00232"></a>00232 <span class="keywordflow">return</span> TRUE; <a name="l00233"></a>00233 } <a name="l00234"></a>00234 <span class="preprocessor">#else </span><span class="comment">/* !HAVE_POPEN */</span> <a name="l00235"></a>00235 <span class="keyword">static</span> <span class="keywordtype">int</span> <a name="l00236"></a>00236 detect_sph2pipe(<a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> *wtf, <span class="keywordtype">char</span> <span class="keyword">const</span> *infile) <a name="l00237"></a>00237 { <a name="l00238"></a>00238 <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993" title="Print error message to standard error stream.">E_ERROR</a>(<span class="stringliteral">"popen() not available, cannot run sph2pipe\n"</span>); <a name="l00239"></a>00239 <span class="keywordflow">return</span> -1; <a name="l00240"></a>00240 } <a name="l00241"></a>00241 <span class="preprocessor">#endif </span><span class="comment">/* !HAVE_POPEN */</span> <a name="l00242"></a>00242 <a name="l00248"></a>00248 <span class="keyword">static</span> <span class="keywordtype">int</span> <a name="l00249"></a>00249 detect_nist(<a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> *wtf, <span class="keywordtype">char</span> <span class="keyword">const</span> *infile) <a name="l00250"></a>00250 { <a name="l00251"></a>00251 FILE *fh; <a name="l00252"></a>00252 <span class="keywordtype">int</span> rv; <a name="l00253"></a>00253 <a name="l00254"></a>00254 <span class="keywordflow">if</span> ((rv = open_nist_file(wtf, infile, &fh)) != TRUE) <a name="l00255"></a>00255 <span class="keywordflow">return</span> rv; <a name="l00256"></a>00256 <span class="keywordflow">if</span> (wtf-><a class="code" href="structsphinx__wave2feat__s.html#a6d4d1b1be4e3a3c1de82943e9e6fa65c" title="Path to input file.">infile</a>) <a name="l00257"></a>00257 <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf" title="Test and free a 1-D array.">ckd_free</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a6d4d1b1be4e3a3c1de82943e9e6fa65c" title="Path to input file.">infile</a>); <a name="l00258"></a>00258 wtf-><a class="code" href="structsphinx__wave2feat__s.html#a6d4d1b1be4e3a3c1de82943e9e6fa65c" title="Path to input file.">infile</a> = <a class="code" href="ckd__alloc_8h.html#ad313f92478859f9e4ea99d0f6e78c393" title="Macro for __ckd_salloc__.">ckd_salloc</a>(infile); <a name="l00259"></a>00259 wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad86834e597d4677aed93e7c06cebccb7" title="Input file handle.">infh</a> = fh; <a name="l00260"></a>00260 <span class="keywordflow">return</span> TRUE; <a name="l00261"></a>00261 } <a name="l00262"></a>00262 <a name="l00263"></a>00263 <a name="l00270"></a>00270 <span class="keyword">static</span> <span class="keywordtype">int</span> <a name="l00271"></a>00271 detect_raw(<a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> *wtf, <span class="keywordtype">char</span> <span class="keyword">const</span> *infile) <a name="l00272"></a>00272 { <a name="l00273"></a>00273 FILE *fh; <a name="l00274"></a>00274 <a name="l00275"></a>00275 <span class="keywordflow">if</span> ((fh = fopen(infile, <span class="stringliteral">"rb"</span>)) == NULL) { <a name="l00276"></a>00276 <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03" title="Print error text; Call perror(&quot;&quot;);.">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Failed to open %s"</span>, infile); <a name="l00277"></a>00277 <span class="keywordflow">return</span> -1; <a name="l00278"></a>00278 } <a name="l00279"></a>00279 <span class="keywordflow">if</span> (wtf-><a class="code" href="structsphinx__wave2feat__s.html#a6d4d1b1be4e3a3c1de82943e9e6fa65c" title="Path to input file.">infile</a>) <a name="l00280"></a>00280 <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf" title="Test and free a 1-D array.">ckd_free</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a6d4d1b1be4e3a3c1de82943e9e6fa65c" title="Path to input file.">infile</a>); <a name="l00281"></a>00281 wtf-><a class="code" href="structsphinx__wave2feat__s.html#a6d4d1b1be4e3a3c1de82943e9e6fa65c" title="Path to input file.">infile</a> = <a class="code" href="ckd__alloc_8h.html#ad313f92478859f9e4ea99d0f6e78c393" title="Macro for __ckd_salloc__.">ckd_salloc</a>(infile); <a name="l00282"></a>00282 wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad86834e597d4677aed93e7c06cebccb7" title="Input file handle.">infh</a> = fh; <a name="l00283"></a>00283 <span class="keywordflow">return</span> TRUE; <a name="l00284"></a>00284 } <a name="l00285"></a>00285 <a name="l00292"></a>00292 <span class="keyword">static</span> <span class="keywordtype">int</span> <a name="l00293"></a>00293 detect_sphinx_mfc(<a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> *wtf, <span class="keywordtype">char</span> <span class="keyword">const</span> *infile) <a name="l00294"></a>00294 { <a name="l00295"></a>00295 FILE *fh; <a name="l00296"></a>00296 int32 len; <a name="l00297"></a>00297 <span class="keywordtype">long</span> flen; <a name="l00298"></a>00298 <a name="l00299"></a>00299 <span class="keywordflow">if</span> ((fh = fopen(infile, <span class="stringliteral">"rb"</span>)) == NULL) { <a name="l00300"></a>00300 <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03" title="Print error text; Call perror(&quot;&quot;);.">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Failed to open %s"</span>, infile); <a name="l00301"></a>00301 <span class="keywordflow">return</span> -1; <a name="l00302"></a>00302 } <a name="l00303"></a>00303 <span class="keywordflow">if</span> (fread(&len, 4, 1, fh) != 1) { <a name="l00304"></a>00304 <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03" title="Print error text; Call perror(&quot;&quot;);.">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Failed to read header from %s\n"</span>, infile); <a name="l00305"></a>00305 <span class="keywordflow">return</span> -1; <a name="l00306"></a>00306 } <a name="l00307"></a>00307 fseek(fh, 0, SEEK_END); <a name="l00308"></a>00308 flen = ftell(fh); <a name="l00309"></a>00309 <a name="l00310"></a>00310 <span class="comment">/* figure out whether to byteswap */</span> <a name="l00311"></a>00311 flen = (flen / 4) - 1; <a name="l00312"></a>00312 <span class="keywordflow">if</span> (flen != len) { <a name="l00313"></a>00313 <span class="comment">/* First make sure this is an endianness problem, otherwise fail. */</span> <a name="l00314"></a>00314 SWAP_INT32(&len); <a name="l00315"></a>00315 <span class="keywordflow">if</span> (flen != len) { <a name="l00316"></a>00316 SWAP_INT32(&len); <a name="l00317"></a>00317 <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993" title="Print error message to standard error stream.">E_ERROR</a>(<span class="stringliteral">"Mismatch in header/file lengths: 0x%08x vs 0x%08x\n"</span>, <a name="l00318"></a>00318 len, flen); <a name="l00319"></a>00319 <span class="keywordflow">return</span> -1; <a name="l00320"></a>00320 } <a name="l00321"></a>00321 <span class="comment">/* Set the input endianness to the opposite of the machine endianness... */</span> <a name="l00322"></a>00322 <a class="code" href="cmd__ln_8h.html#a3868b219fd3eaf64e902db38145c1c59" title="Set a string in a command-line object.">cmd_ln_set_str_r</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-input_endian"</span>, <a name="l00323"></a>00323 (0 == strcmp(<span class="stringliteral">"big"</span>, <a class="code" href="cmd__ln_8h.html#af0aa15288e06fc8271298e4fa7cdc91a" title="Retrieve a string from a command-line object.">cmd_ln_str_r</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-mach_endian"</span>)) <a name="l00324"></a>00324 ? <span class="stringliteral">"little"</span> : <span class="stringliteral">"big"</span>)); <a name="l00325"></a>00325 } <a name="l00326"></a>00326 <a name="l00327"></a>00327 fseek(fh, 4, SEEK_SET); <a name="l00328"></a>00328 <span class="keywordflow">if</span> (wtf-><a class="code" href="structsphinx__wave2feat__s.html#a6d4d1b1be4e3a3c1de82943e9e6fa65c" title="Path to input file.">infile</a>) <a name="l00329"></a>00329 <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf" title="Test and free a 1-D array.">ckd_free</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a6d4d1b1be4e3a3c1de82943e9e6fa65c" title="Path to input file.">infile</a>); <a name="l00330"></a>00330 wtf-><a class="code" href="structsphinx__wave2feat__s.html#a6d4d1b1be4e3a3c1de82943e9e6fa65c" title="Path to input file.">infile</a> = <a class="code" href="ckd__alloc_8h.html#ad313f92478859f9e4ea99d0f6e78c393" title="Macro for __ckd_salloc__.">ckd_salloc</a>(infile); <a name="l00331"></a>00331 wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad86834e597d4677aed93e7c06cebccb7" title="Input file handle.">infh</a> = fh; <a name="l00332"></a>00332 <span class="keywordflow">if</span> (<a class="code" href="cmd__ln_8h.html#a159e691c95089689cf9a8f85a67830a6" title="Retrieve a boolean value from a command-line object.">cmd_ln_boolean_r</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-spec2cep"</span>)) { <a name="l00333"></a>00333 wtf-><a class="code" href="structsphinx__wave2feat__s.html#a3410a9e0c05c0057f31452550fb5380a" title="Length of each input vector (for cep&lt;-&gt;spec).">in_veclen</a> = cmd_ln_int32_r(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-nfilt"</span>); <a name="l00334"></a>00334 } <a name="l00335"></a>00335 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="cmd__ln_8h.html#a159e691c95089689cf9a8f85a67830a6" title="Retrieve a boolean value from a command-line object.">cmd_ln_boolean_r</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-cep2spec"</span>)) { <a name="l00336"></a>00336 wtf-><a class="code" href="structsphinx__wave2feat__s.html#a3410a9e0c05c0057f31452550fb5380a" title="Length of each input vector (for cep&lt;-&gt;spec).">in_veclen</a> = cmd_ln_int32_r(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-ncep"</span>); <a name="l00337"></a>00337 wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad71e5fca7c13ae0258bcee81a6f1fa89" title="Length of each output vector.">veclen</a> = cmd_ln_int32_r(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-nfilt"</span>); <a name="l00338"></a>00338 } <a name="l00339"></a>00339 <span class="keywordflow">else</span> { <a name="l00340"></a>00340 <span class="comment">/* Should not happen. */</span> <a name="l00341"></a>00341 <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993" title="Print error message to standard error stream.">E_ERROR</a>(<span class="stringliteral">"Sphinx MFCC file reading requested but -spec2cep/-cep2spec not given\n"</span>); <a name="l00342"></a>00342 assert(FALSE); <a name="l00343"></a>00343 } <a name="l00344"></a>00344 <a name="l00345"></a>00345 <span class="keywordflow">return</span> TRUE; <a name="l00346"></a>00346 } <a name="l00347"></a>00347 <a name="l00348"></a>00348 <span class="keywordtype">int</span> <a name="l00349"></a>00349 mixnpick_channels(int16 *buf, int32 nsamp, int32 nchans, int32 whichchan) <a name="l00350"></a>00350 { <a name="l00351"></a>00351 <span class="keywordtype">int</span> i, j; <a name="l00352"></a>00352 <a name="l00353"></a>00353 <span class="keywordflow">if</span> (whichchan > 0) { <a name="l00354"></a>00354 <span class="keywordflow">for</span> (i = whichchan - 1; i < nsamp; i += nchans) <a name="l00355"></a>00355 buf[i/nchans] = buf[i]; <a name="l00356"></a>00356 } <a name="l00357"></a>00357 <span class="keywordflow">else</span> { <a name="l00358"></a>00358 <span class="keywordflow">for</span> (i = 0; i < nsamp; i += nchans) { <a name="l00359"></a>00359 float64 tmp = 0.0; <a name="l00360"></a>00360 <span class="keywordflow">for</span> (j = 0; j < nchans && i + j < nsamp; ++j) { <a name="l00361"></a>00361 tmp += buf[i + j]; <a name="l00362"></a>00362 } <a name="l00363"></a>00363 buf[i/nchans] = (int16)(tmp / nchans); <a name="l00364"></a>00364 } <a name="l00365"></a>00365 } <a name="l00366"></a>00366 <span class="keywordflow">return</span> i/nchans; <a name="l00367"></a>00367 } <a name="l00368"></a>00368 <a name="l00369"></a>00369 <span class="preprocessor">#ifdef HAVE_SNDFILE_H</span> <a name="l00370"></a>00370 <span class="preprocessor"></span> <a name="l00375"></a>00375 <span class="keyword">static</span> <span class="keywordtype">int</span> <a name="l00376"></a>00376 detect_sndfile(<a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> *wtf, <span class="keywordtype">char</span> <span class="keyword">const</span> *infile) <a name="l00377"></a>00377 { <a name="l00378"></a>00378 SNDFILE *sf; <a name="l00379"></a>00379 SF_INFO sfinfo; <a name="l00380"></a>00380 <a name="l00381"></a>00381 memset(&sfinfo, 0, <span class="keyword">sizeof</span>(sfinfo)); <a name="l00382"></a>00382 <span class="comment">/* We let other detectors catch I/O errors, since there is</span> <a name="l00383"></a>00383 <span class="comment"> no way to tell them from format errors when opening :( */</span> <a name="l00384"></a>00384 <span class="keywordflow">if</span> ((sf = sf_open(infile, SFM_READ, &sfinfo)) == NULL) { <a name="l00385"></a>00385 <span class="keywordflow">return</span> FALSE; <a name="l00386"></a>00386 } <a name="l00387"></a>00387 <span class="comment">/* Get relevant information. */</span> <a name="l00388"></a>00388 cmd_ln_set_int32_r(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-nchans"</span>, sfinfo.channels); <a name="l00389"></a>00389 cmd_ln_set_float32_r(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-samprate"</span>, sfinfo.samplerate); <a name="l00390"></a>00390 <span class="keywordflow">if</span> (wtf-><a class="code" href="structsphinx__wave2feat__s.html#a6d4d1b1be4e3a3c1de82943e9e6fa65c" title="Path to input file.">infile</a>) <a name="l00391"></a>00391 <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf" title="Test and free a 1-D array.">ckd_free</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a6d4d1b1be4e3a3c1de82943e9e6fa65c" title="Path to input file.">infile</a>); <a name="l00392"></a>00392 wtf-><a class="code" href="structsphinx__wave2feat__s.html#a6d4d1b1be4e3a3c1de82943e9e6fa65c" title="Path to input file.">infile</a> = <a class="code" href="ckd__alloc_8h.html#ad313f92478859f9e4ea99d0f6e78c393" title="Macro for __ckd_salloc__.">ckd_salloc</a>(infile); <a name="l00393"></a>00393 wtf->insfh = sf; <a name="l00394"></a>00394 wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad86834e597d4677aed93e7c06cebccb7" title="Input file handle.">infh</a> = NULL; <a name="l00395"></a>00395 <a name="l00396"></a>00396 <span class="keywordflow">return</span> TRUE; <a name="l00397"></a>00397 } <a name="l00398"></a>00398 <a name="l00403"></a>00403 <span class="keyword">static</span> <span class="keywordtype">int</span> <a name="l00404"></a>00404 decode_sndfile(<a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> *wtf) <a name="l00405"></a>00405 { <a name="l00406"></a>00406 <span class="keywordtype">size_t</span> nsamp; <a name="l00407"></a>00407 int32 nfr, nchans, whichchan; <a name="l00408"></a>00408 <span class="keywordtype">int</span> nfloat, n; <a name="l00409"></a>00409 <a name="l00410"></a>00410 nchans = cmd_ln_int32_r(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-nchans"</span>); <a name="l00411"></a>00411 whichchan = cmd_ln_int32_r(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-whichchan"</span>); <a name="l00412"></a>00412 fe_start_utt(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a5882f148fe200890855304b46f00ee4b" title="Front end object.">fe</a>); <a name="l00413"></a>00413 nfloat = 0; <a name="l00414"></a>00414 <span class="keywordflow">while</span> ((nsamp = sf_read_short(wtf->insfh, <a name="l00415"></a>00415 wtf-><a class="code" href="structsphinx__wave2feat__s.html#a776c72734abe1e34162a5ee347f533e5" title="Audio buffer.">audio</a>, <a name="l00416"></a>00416 wtf-><a class="code" href="structsphinx__wave2feat__s.html#aff2646e41780ceb9dcd234c719fd25f1" title="Size of audio buffer.">blocksize</a>)) != 0) { <a name="l00417"></a>00417 int16 <span class="keyword">const</span> *inspeech; <a name="l00418"></a>00418 <span class="keywordtype">size_t</span> nvec; <a name="l00419"></a>00419 <a name="l00420"></a>00420 <span class="comment">/* Mix or pick channels. */</span> <a name="l00421"></a>00421 <span class="keywordflow">if</span> (nchans > 1) <a name="l00422"></a>00422 nsamp = mixnpick_channels(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a776c72734abe1e34162a5ee347f533e5" title="Audio buffer.">audio</a>, nsamp, nchans, whichchan); <a name="l00423"></a>00423 <a name="l00424"></a>00424 inspeech = wtf-><a class="code" href="structsphinx__wave2feat__s.html#a776c72734abe1e34162a5ee347f533e5" title="Audio buffer.">audio</a>; <a name="l00425"></a>00425 nvec = wtf-><a class="code" href="structsphinx__wave2feat__s.html#ac041852de738a42752be67cceb16660c" title="Size of feature buffer.">featsize</a>; <a name="l00426"></a>00426 <span class="comment">/* Consume all samples. */</span> <a name="l00427"></a>00427 <span class="keywordflow">while</span> (nsamp) { <a name="l00428"></a>00428 nfr = nvec; <a name="l00429"></a>00429 fe_process_frames(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a5882f148fe200890855304b46f00ee4b" title="Front end object.">fe</a>, &inspeech, &nsamp, wtf-><a class="code" href="structsphinx__wave2feat__s.html#ab43d8d5721133bcaf02da23c0bbb58ae" title="Feature buffer.">feat</a>, &nfr); <a name="l00430"></a>00430 <span class="keywordflow">if</span> (nfr) { <a name="l00431"></a>00431 <span class="keywordflow">if</span> ((n = (*wtf-><a class="code" href="structsphinx__wave2feat__s.html#a929e05e041ad922f6a2e35637a98c917" title="Output type object.">ot</a>->output_frames)(wtf, wtf-><a class="code" href="structsphinx__wave2feat__s.html#ab43d8d5721133bcaf02da23c0bbb58ae" title="Feature buffer.">feat</a>, nfr)) < 0) <a name="l00432"></a>00432 <span class="keywordflow">return</span> -1; <a name="l00433"></a>00433 nfloat += n; <a name="l00434"></a>00434 } <a name="l00435"></a>00435 } <a name="l00436"></a>00436 inspeech = wtf-><a class="code" href="structsphinx__wave2feat__s.html#a776c72734abe1e34162a5ee347f533e5" title="Audio buffer.">audio</a>; <a name="l00437"></a>00437 } <a name="l00438"></a>00438 <span class="comment">/* Now process any leftover audio frames. */</span> <a name="l00439"></a>00439 fe_end_utt(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a5882f148fe200890855304b46f00ee4b" title="Front end object.">fe</a>, wtf-><a class="code" href="structsphinx__wave2feat__s.html#ab43d8d5721133bcaf02da23c0bbb58ae" title="Feature buffer.">feat</a>[0], &nfr); <a name="l00440"></a>00440 <span class="keywordflow">if</span> (nfr) { <a name="l00441"></a>00441 <span class="keywordflow">if</span> ((n = (*wtf-><a class="code" href="structsphinx__wave2feat__s.html#a929e05e041ad922f6a2e35637a98c917" title="Output type object.">ot</a>->output_frames)(wtf, wtf-><a class="code" href="structsphinx__wave2feat__s.html#ab43d8d5721133bcaf02da23c0bbb58ae" title="Feature buffer.">feat</a>, nfr)) < 0) <a name="l00442"></a>00442 <span class="keywordflow">return</span> -1; <a name="l00443"></a>00443 nfloat += n; <a name="l00444"></a>00444 } <a name="l00445"></a>00445 <a name="l00446"></a>00446 sf_close(wtf->insfh); <a name="l00447"></a>00447 wtf->insfh = NULL; <a name="l00448"></a>00448 <span class="keywordflow">return</span> nfloat; <a name="l00449"></a>00449 } <a name="l00450"></a>00450 <span class="preprocessor">#endif </span><span class="comment">/* HAVE_SNDFILE_H */</span> <a name="l00451"></a>00451 <a name="l00456"></a>00456 <span class="keyword">static</span> <span class="keywordtype">int</span> <a name="l00457"></a>00457 decode_pcm(<a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> *wtf) <a name="l00458"></a>00458 { <a name="l00459"></a>00459 <span class="keywordtype">size_t</span> nsamp; <a name="l00460"></a>00460 int32 nfr, nchans, whichchan; <a name="l00461"></a>00461 <span class="keywordtype">int</span> nfloat, n; <a name="l00462"></a>00462 <a name="l00463"></a>00463 nchans = cmd_ln_int32_r(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-nchans"</span>); <a name="l00464"></a>00464 whichchan = cmd_ln_int32_r(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-whichchan"</span>); <a name="l00465"></a>00465 fe_start_utt(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a5882f148fe200890855304b46f00ee4b" title="Front end object.">fe</a>); <a name="l00466"></a>00466 nfloat = 0; <a name="l00467"></a>00467 <span class="keywordflow">while</span> ((nsamp = fread(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a776c72734abe1e34162a5ee347f533e5" title="Audio buffer.">audio</a>, 2, wtf-><a class="code" href="structsphinx__wave2feat__s.html#aff2646e41780ceb9dcd234c719fd25f1" title="Size of audio buffer.">blocksize</a>, wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad86834e597d4677aed93e7c06cebccb7" title="Input file handle.">infh</a>)) != 0) { <a name="l00468"></a>00468 <span class="keywordtype">size_t</span> nvec; <a name="l00469"></a>00469 int16 <span class="keyword">const</span> *inspeech; <a name="l00470"></a>00470 <a name="l00471"></a>00471 <span class="comment">/* Byteswap stuff here if necessary. */</span> <a name="l00472"></a>00472 <span class="keywordflow">if</span> (wtf-><a class="code" href="structsphinx__wave2feat__s.html#a030717e2736fd04d1a281f51e5db2799" title="Whether byteswapping is necessary.">byteswap</a>) { <a name="l00473"></a>00473 <span class="keywordflow">for</span> (n = 0; n < nsamp; ++n) <a name="l00474"></a>00474 SWAP_INT16(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a776c72734abe1e34162a5ee347f533e5" title="Audio buffer.">audio</a> + n); <a name="l00475"></a>00475 } <a name="l00476"></a>00476 <a name="l00477"></a>00477 <span class="comment">/* Mix or pick channels. */</span> <a name="l00478"></a>00478 <span class="keywordflow">if</span> (nchans > 1) <a name="l00479"></a>00479 nsamp = mixnpick_channels(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a776c72734abe1e34162a5ee347f533e5" title="Audio buffer.">audio</a>, nsamp, nchans, whichchan); <a name="l00480"></a>00480 <a name="l00481"></a>00481 inspeech = wtf-><a class="code" href="structsphinx__wave2feat__s.html#a776c72734abe1e34162a5ee347f533e5" title="Audio buffer.">audio</a>; <a name="l00482"></a>00482 nvec = wtf-><a class="code" href="structsphinx__wave2feat__s.html#ac041852de738a42752be67cceb16660c" title="Size of feature buffer.">featsize</a>; <a name="l00483"></a>00483 <span class="comment">/* Consume all samples. */</span> <a name="l00484"></a>00484 <span class="keywordflow">while</span> (nsamp) { <a name="l00485"></a>00485 nfr = nvec; <a name="l00486"></a>00486 fe_process_frames(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a5882f148fe200890855304b46f00ee4b" title="Front end object.">fe</a>, &inspeech, &nsamp, wtf-><a class="code" href="structsphinx__wave2feat__s.html#ab43d8d5721133bcaf02da23c0bbb58ae" title="Feature buffer.">feat</a>, &nfr); <a name="l00487"></a>00487 <span class="keywordflow">if</span> (nfr) { <a name="l00488"></a>00488 <span class="keywordflow">if</span> ((n = (*wtf-><a class="code" href="structsphinx__wave2feat__s.html#a929e05e041ad922f6a2e35637a98c917" title="Output type object.">ot</a>->output_frames)(wtf, wtf-><a class="code" href="structsphinx__wave2feat__s.html#ab43d8d5721133bcaf02da23c0bbb58ae" title="Feature buffer.">feat</a>, nfr)) < 0) <a name="l00489"></a>00489 <span class="keywordflow">return</span> -1; <a name="l00490"></a>00490 nfloat += n; <a name="l00491"></a>00491 } <a name="l00492"></a>00492 } <a name="l00493"></a>00493 inspeech = wtf-><a class="code" href="structsphinx__wave2feat__s.html#a776c72734abe1e34162a5ee347f533e5" title="Audio buffer.">audio</a>; <a name="l00494"></a>00494 } <a name="l00495"></a>00495 <span class="comment">/* Now process any leftover audio frames. */</span> <a name="l00496"></a>00496 fe_end_utt(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a5882f148fe200890855304b46f00ee4b" title="Front end object.">fe</a>, wtf-><a class="code" href="structsphinx__wave2feat__s.html#ab43d8d5721133bcaf02da23c0bbb58ae" title="Feature buffer.">feat</a>[0], &nfr); <a name="l00497"></a>00497 <span class="keywordflow">if</span> (nfr) { <a name="l00498"></a>00498 <span class="keywordflow">if</span> ((n = (*wtf-><a class="code" href="structsphinx__wave2feat__s.html#a929e05e041ad922f6a2e35637a98c917" title="Output type object.">ot</a>->output_frames)(wtf, wtf-><a class="code" href="structsphinx__wave2feat__s.html#ab43d8d5721133bcaf02da23c0bbb58ae" title="Feature buffer.">feat</a>, nfr)) < 0) <a name="l00499"></a>00499 <span class="keywordflow">return</span> -1; <a name="l00500"></a>00500 nfloat += n; <a name="l00501"></a>00501 } <a name="l00502"></a>00502 <a name="l00503"></a>00503 <span class="keywordflow">if</span> (fclose(wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad86834e597d4677aed93e7c06cebccb7" title="Input file handle.">infh</a>) == EOF) <a name="l00504"></a>00504 <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03" title="Print error text; Call perror(&quot;&quot;);.">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Failed to close input file"</span>); <a name="l00505"></a>00505 wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad86834e597d4677aed93e7c06cebccb7" title="Input file handle.">infh</a> = NULL; <a name="l00506"></a>00506 <span class="keywordflow">return</span> nfloat; <a name="l00507"></a>00507 } <a name="l00508"></a>00508 <a name="l00513"></a>00513 <span class="keyword">static</span> <span class="keywordtype">int</span> <a name="l00514"></a>00514 decode_sphinx_mfc(<a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> *wtf) <a name="l00515"></a>00515 { <a name="l00516"></a>00516 <span class="keywordtype">int</span> nfloat = 0, n; <a name="l00517"></a>00517 <span class="keywordtype">int</span> featsize = wtf-><a class="code" href="structsphinx__wave2feat__s.html#ac041852de738a42752be67cceb16660c" title="Size of feature buffer.">featsize</a>; <a name="l00518"></a>00518 <a name="l00519"></a>00519 <span class="comment">/* If the input vector length is less than the output length, we</span> <a name="l00520"></a>00520 <span class="comment"> * need to do this one frame at a time, because there's empty</span> <a name="l00521"></a>00521 <span class="comment"> * space at the end of each vector in wtf->feat. */</span> <a name="l00522"></a>00522 <span class="keywordflow">if</span> (wtf-><a class="code" href="structsphinx__wave2feat__s.html#a3410a9e0c05c0057f31452550fb5380a" title="Length of each input vector (for cep&lt;-&gt;spec).">in_veclen</a> < wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad71e5fca7c13ae0258bcee81a6f1fa89" title="Length of each output vector.">veclen</a>) <a name="l00523"></a>00523 featsize = 1; <a name="l00524"></a>00524 <span class="keywordflow">while</span> ((n = fread(wtf-><a class="code" href="structsphinx__wave2feat__s.html#ab43d8d5721133bcaf02da23c0bbb58ae" title="Feature buffer.">feat</a>[0], <span class="keyword">sizeof</span>(**wtf-><a class="code" href="structsphinx__wave2feat__s.html#ab43d8d5721133bcaf02da23c0bbb58ae" title="Feature buffer.">feat</a>), <a name="l00525"></a>00525 featsize * wtf-><a class="code" href="structsphinx__wave2feat__s.html#a3410a9e0c05c0057f31452550fb5380a" title="Length of each input vector (for cep&lt;-&gt;spec).">in_veclen</a>, wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad86834e597d4677aed93e7c06cebccb7" title="Input file handle.">infh</a>)) != 0) { <a name="l00526"></a>00526 <span class="keywordtype">int</span> i, nfr = n / wtf-><a class="code" href="structsphinx__wave2feat__s.html#a3410a9e0c05c0057f31452550fb5380a" title="Length of each input vector (for cep&lt;-&gt;spec).">in_veclen</a>; <a name="l00527"></a>00527 <span class="keywordflow">if</span> (n % wtf-><a class="code" href="structsphinx__wave2feat__s.html#a3410a9e0c05c0057f31452550fb5380a" title="Length of each input vector (for cep&lt;-&gt;spec).">in_veclen</a>) { <a name="l00528"></a>00528 <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993" title="Print error message to standard error stream.">E_ERROR</a>(<span class="stringliteral">"Size of file %d not a multiple of veclen %d\n"</span>, <a name="l00529"></a>00529 n, wtf-><a class="code" href="structsphinx__wave2feat__s.html#a3410a9e0c05c0057f31452550fb5380a" title="Length of each input vector (for cep&lt;-&gt;spec).">in_veclen</a>); <a name="l00530"></a>00530 <span class="keywordflow">return</span> -1; <a name="l00531"></a>00531 } <a name="l00532"></a>00532 <span class="comment">/* Byteswap stuff here if necessary. */</span> <a name="l00533"></a>00533 <span class="keywordflow">if</span> (wtf-><a class="code" href="structsphinx__wave2feat__s.html#a030717e2736fd04d1a281f51e5db2799" title="Whether byteswapping is necessary.">byteswap</a>) { <a name="l00534"></a>00534 <span class="keywordflow">for</span> (i = 0; i < n; ++i) <a name="l00535"></a>00535 SWAP_FLOAT32(wtf-><a class="code" href="structsphinx__wave2feat__s.html#ab43d8d5721133bcaf02da23c0bbb58ae" title="Feature buffer.">feat</a>[0] + i); <a name="l00536"></a>00536 } <a name="l00537"></a>00537 fe_float_to_mfcc(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a5882f148fe200890855304b46f00ee4b" title="Front end object.">fe</a>, (float32 **)wtf-><a class="code" href="structsphinx__wave2feat__s.html#ab43d8d5721133bcaf02da23c0bbb58ae" title="Feature buffer.">feat</a>, wtf-><a class="code" href="structsphinx__wave2feat__s.html#ab43d8d5721133bcaf02da23c0bbb58ae" title="Feature buffer.">feat</a>, nfr); <a name="l00538"></a>00538 <span class="keywordflow">for</span> (i = 0; i < nfr; ++i) { <a name="l00539"></a>00539 <span class="keywordflow">if</span> (<a class="code" href="cmd__ln_8h.html#a159e691c95089689cf9a8f85a67830a6" title="Retrieve a boolean value from a command-line object.">cmd_ln_boolean_r</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-spec2cep"</span>)) { <a name="l00540"></a>00540 <span class="keywordflow">if</span> (0 == strcmp(<a class="code" href="cmd__ln_8h.html#af0aa15288e06fc8271298e4fa7cdc91a" title="Retrieve a string from a command-line object.">cmd_ln_str_r</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-transform"</span>), <span class="stringliteral">"legacy"</span>)) <a name="l00541"></a>00541 fe_logspec_to_mfcc(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a5882f148fe200890855304b46f00ee4b" title="Front end object.">fe</a>, wtf-><a class="code" href="structsphinx__wave2feat__s.html#ab43d8d5721133bcaf02da23c0bbb58ae" title="Feature buffer.">feat</a>[i], wtf-><a class="code" href="structsphinx__wave2feat__s.html#ab43d8d5721133bcaf02da23c0bbb58ae" title="Feature buffer.">feat</a>[i]); <a name="l00542"></a>00542 <span class="keywordflow">else</span> <a name="l00543"></a>00543 fe_logspec_dct2(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a5882f148fe200890855304b46f00ee4b" title="Front end object.">fe</a>, wtf-><a class="code" href="structsphinx__wave2feat__s.html#ab43d8d5721133bcaf02da23c0bbb58ae" title="Feature buffer.">feat</a>[i], wtf-><a class="code" href="structsphinx__wave2feat__s.html#ab43d8d5721133bcaf02da23c0bbb58ae" title="Feature buffer.">feat</a>[i]); <a name="l00544"></a>00544 } <a name="l00545"></a>00545 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="cmd__ln_8h.html#a159e691c95089689cf9a8f85a67830a6" title="Retrieve a boolean value from a command-line object.">cmd_ln_boolean_r</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-cep2spec"</span>)) { <a name="l00546"></a>00546 fe_mfcc_dct3(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a5882f148fe200890855304b46f00ee4b" title="Front end object.">fe</a>, wtf-><a class="code" href="structsphinx__wave2feat__s.html#ab43d8d5721133bcaf02da23c0bbb58ae" title="Feature buffer.">feat</a>[i], wtf-><a class="code" href="structsphinx__wave2feat__s.html#ab43d8d5721133bcaf02da23c0bbb58ae" title="Feature buffer.">feat</a>[i]); <a name="l00547"></a>00547 } <a name="l00548"></a>00548 } <a name="l00549"></a>00549 <span class="keywordflow">if</span> ((n = (*wtf-><a class="code" href="structsphinx__wave2feat__s.html#a929e05e041ad922f6a2e35637a98c917" title="Output type object.">ot</a>->output_frames)(wtf, wtf-><a class="code" href="structsphinx__wave2feat__s.html#ab43d8d5721133bcaf02da23c0bbb58ae" title="Feature buffer.">feat</a>, nfr)) < 0) <a name="l00550"></a>00550 <span class="keywordflow">return</span> -1; <a name="l00551"></a>00551 nfloat += n; <a name="l00552"></a>00552 } <a name="l00553"></a>00553 <a name="l00554"></a>00554 <span class="keywordflow">if</span> (fclose(wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad86834e597d4677aed93e7c06cebccb7" title="Input file handle.">infh</a>) == EOF) <a name="l00555"></a>00555 <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03" title="Print error text; Call perror(&quot;&quot;);.">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Failed to close input file"</span>); <a name="l00556"></a>00556 wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad86834e597d4677aed93e7c06cebccb7" title="Input file handle.">infh</a> = NULL; <a name="l00557"></a>00557 <span class="keywordflow">return</span> nfloat; <a name="l00558"></a>00558 } <a name="l00559"></a>00559 <a name="l00560"></a>00560 <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="structaudio__type__s.html">audio_type_t</a> types[] = { <a name="l00561"></a>00561 <span class="preprocessor">#ifdef HAVE_SNDFILE_H</span> <a name="l00562"></a>00562 <span class="preprocessor"></span> { <span class="stringliteral">"-sndfile"</span>, &detect_sndfile, &decode_sndfile }, <a name="l00563"></a>00563 <span class="preprocessor">#endif</span> <a name="l00564"></a>00564 <span class="preprocessor"></span> { <span class="stringliteral">"-mswav"</span>, &detect_riff, &decode_pcm }, <a name="l00565"></a>00565 { <span class="stringliteral">"-nist"</span>, &detect_nist, &decode_pcm }, <a name="l00566"></a>00566 { <span class="stringliteral">"-raw"</span>, &detect_raw, &decode_pcm }, <a name="l00567"></a>00567 { <span class="stringliteral">"-sph2pipe"</span>, &detect_sph2pipe, &decode_pcm } <a name="l00568"></a>00568 }; <a name="l00569"></a>00569 <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> ntypes = <span class="keyword">sizeof</span>(types)/<span class="keyword">sizeof</span>(types[0]); <a name="l00570"></a>00570 <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="structaudio__type__s.html">audio_type_t</a> mfcc_type = { <a name="l00571"></a>00571 <span class="stringliteral">"sphinx_mfc"</span>, &detect_sphinx_mfc, &decode_sphinx_mfc <a name="l00572"></a>00572 }; <a name="l00573"></a>00573 <a name="l00579"></a>00579 <span class="keyword">static</span> <span class="keywordtype">int</span> <a name="l00580"></a>00580 output_header_sphinx(<a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> *wtf, int32 nfloat) <a name="l00581"></a>00581 { <a name="l00582"></a>00582 <span class="keywordflow">if</span> (fwrite(&nfloat, 4, 1, wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad7340fab24fb182cbff2c73fd1fb3671" title="Output file handle.">outfh</a>) != 1) { <a name="l00583"></a>00583 <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03" title="Print error text; Call perror(&quot;&quot;);.">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Failed to write to %s"</span>, wtf-><a class="code" href="structsphinx__wave2feat__s.html#aa50405dc75074933912da57295ec5fbf" title="Path to output file.">outfile</a>); <a name="l00584"></a>00584 <span class="keywordflow">return</span> -1; <a name="l00585"></a>00585 } <a name="l00586"></a>00586 <span class="keywordflow">return</span> 0; <a name="l00587"></a>00587 } <a name="l00588"></a>00588 <a name="l00594"></a>00594 <span class="keyword">static</span> <span class="keywordtype">int</span> <a name="l00595"></a>00595 output_frames_sphinx(<a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> *wtf, mfcc_t **frames, <span class="keywordtype">int</span> nfr) <a name="l00596"></a>00596 { <a name="l00597"></a>00597 <span class="keywordtype">int</span> i, nfloat = 0; <a name="l00598"></a>00598 <a name="l00599"></a>00599 fe_mfcc_to_float(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a5882f148fe200890855304b46f00ee4b" title="Front end object.">fe</a>, frames, (float32 **)frames, nfr); <a name="l00600"></a>00600 <span class="keywordflow">for</span> (i = 0; i < nfr; ++i) { <a name="l00601"></a>00601 <span class="keywordflow">if</span> (fwrite(frames[i], <span class="keyword">sizeof</span>(float32), wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad71e5fca7c13ae0258bcee81a6f1fa89" title="Length of each output vector.">veclen</a>, wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad7340fab24fb182cbff2c73fd1fb3671" title="Output file handle.">outfh</a>) != wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad71e5fca7c13ae0258bcee81a6f1fa89" title="Length of each output vector.">veclen</a>) { <a name="l00602"></a>00602 <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03" title="Print error text; Call perror(&quot;&quot;);.">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Writing %d values to %s failed"</span>, <a name="l00603"></a>00603 wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad71e5fca7c13ae0258bcee81a6f1fa89" title="Length of each output vector.">veclen</a>, wtf-><a class="code" href="structsphinx__wave2feat__s.html#aa50405dc75074933912da57295ec5fbf" title="Path to output file.">outfile</a>); <a name="l00604"></a>00604 <span class="keywordflow">return</span> -1; <a name="l00605"></a>00605 } <a name="l00606"></a>00606 nfloat += wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad71e5fca7c13ae0258bcee81a6f1fa89" title="Length of each output vector.">veclen</a>; <a name="l00607"></a>00607 } <a name="l00608"></a>00608 <span class="keywordflow">return</span> nfloat; <a name="l00609"></a>00609 } <a name="l00610"></a>00610 <a name="l00611"></a>00611 <span class="keyword">typedef</span> <span class="keyword">enum</span> htk_feature_kind_e { <a name="l00612"></a>00612 WAVEFORM = 0, <span class="comment">/* PCM audio (rarely used) */</span> <a name="l00613"></a>00613 LPC = 1, <span class="comment">/* LPC filter coefficients */</span> <a name="l00614"></a>00614 LPCREFC = 2, <span class="comment">/* LPC reflection coefficients */</span> <a name="l00615"></a>00615 LPCEPSTRA = 3, <span class="comment">/* LPC-based cepstral coefficients */</span> <a name="l00616"></a>00616 LPCDELCEP = 4, <span class="comment">/* LPCC plus deltas */</span> <a name="l00617"></a>00617 IREFC = 5, <span class="comment">/* 16-bit integer LPC reflection coefficients */</span> <a name="l00618"></a>00618 MFCC = 6, <span class="comment">/* MFCCs */</span> <a name="l00619"></a>00619 FBANK = 7, <span class="comment">/* Log mel spectrum */</span> <a name="l00620"></a>00620 MELSPEC = 8, <span class="comment">/* Linear mel spectrum */</span> <a name="l00621"></a>00621 USER = 9, <span class="comment">/* User defined */</span> <a name="l00622"></a>00622 DISCRETE = 10, <span class="comment">/* Vector quantized data */</span> <a name="l00623"></a>00623 PLP = 11 <span class="comment">/* PLP coefficients */</span> <a name="l00624"></a>00624 } htk_feature_kind_t; <a name="l00625"></a>00625 <a name="l00626"></a>00626 <span class="keyword">typedef</span> <span class="keyword">enum</span> htk_feature_flag_e { <a name="l00627"></a>00627 _E = 0000100, <span class="comment">/* has energy */</span> <a name="l00628"></a>00628 _N = 0000200, <span class="comment">/* absolute energy supressed */</span> <a name="l00629"></a>00629 _D = 0000400, <span class="comment">/* has delta coefficients */</span> <a name="l00630"></a>00630 _A = 0001000, <span class="comment">/* has acceleration (delta-delta) coefficients */</span> <a name="l00631"></a>00631 _C = 0002000, <span class="comment">/* is compressed */</span> <a name="l00632"></a>00632 _Z = 0004000, <span class="comment">/* has zero mean static coefficients (i.e. CMN) */</span> <a name="l00633"></a>00633 _K = 0010000, <span class="comment">/* has CRC checksum */</span> <a name="l00634"></a>00634 _O = 0020000, <span class="comment">/* has 0th cepstral coefficient */</span> <a name="l00635"></a>00635 _V = 0040000, <span class="comment">/* has VQ data */</span> <a name="l00636"></a>00636 _T = 0100000 <span class="comment">/* has third differential coefficients */</span> <a name="l00637"></a>00637 } htk_feature_flag_t; <a name="l00638"></a>00638 <a name="l00642"></a>00642 <span class="keyword">static</span> <span class="keywordtype">int</span> <a name="l00643"></a>00643 output_header_htk(<a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> *wtf, int32 nfloat) <a name="l00644"></a>00644 { <a name="l00645"></a>00645 int32 samp_period; <a name="l00646"></a>00646 int16 samp_size; <a name="l00647"></a>00647 int16 param_kind; <a name="l00648"></a>00648 <span class="keywordtype">int</span> swap = FALSE; <a name="l00649"></a>00649 <a name="l00650"></a>00650 <span class="comment">/* HTK files are big-endian. */</span> <a name="l00651"></a>00651 <span class="keywordflow">if</span> (0 == strcmp(<span class="stringliteral">"little"</span>, <a class="code" href="cmd__ln_8h.html#af0aa15288e06fc8271298e4fa7cdc91a" title="Retrieve a string from a command-line object.">cmd_ln_str_r</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-mach_endian"</span>))) <a name="l00652"></a>00652 swap = TRUE; <a name="l00653"></a>00653 <span class="comment">/* Same file size thing as in Sphinx files (I think) */</span> <a name="l00654"></a>00654 <span class="keywordflow">if</span> (swap) SWAP_INT32(&nfloat); <a name="l00655"></a>00655 <span class="keywordflow">if</span> (fwrite(&nfloat, 4, 1, wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad7340fab24fb182cbff2c73fd1fb3671" title="Output file handle.">outfh</a>) != 1) <a name="l00656"></a>00656 <span class="keywordflow">return</span> -1; <a name="l00657"></a>00657 <span class="comment">/* Sample period in 100ns units. */</span> <a name="l00658"></a>00658 samp_period = (int32)(1e+7 / cmd_ln_float32_r(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-frate"</span>)); <a name="l00659"></a>00659 <span class="keywordflow">if</span> (swap) SWAP_INT32(&samp_period); <a name="l00660"></a>00660 <span class="keywordflow">if</span> (fwrite(&samp_period, 4, 1, wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad7340fab24fb182cbff2c73fd1fb3671" title="Output file handle.">outfh</a>) != 1) <a name="l00661"></a>00661 <span class="keywordflow">return</span> -1; <a name="l00662"></a>00662 <span class="comment">/* Sample size - veclen * sizeof each sample. */</span> <a name="l00663"></a>00663 samp_size = wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad71e5fca7c13ae0258bcee81a6f1fa89" title="Length of each output vector.">veclen</a> * 4; <a name="l00664"></a>00664 <span class="keywordflow">if</span> (swap) SWAP_INT16(&samp_size); <a name="l00665"></a>00665 <span class="keywordflow">if</span> (fwrite(&samp_size, 2, 1, wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad7340fab24fb182cbff2c73fd1fb3671" title="Output file handle.">outfh</a>) != 1) <a name="l00666"></a>00666 <span class="keywordflow">return</span> -1; <a name="l00667"></a>00667 <span class="comment">/* Format and flags. */</span> <a name="l00668"></a>00668 <span class="keywordflow">if</span> (<a class="code" href="cmd__ln_8h.html#a159e691c95089689cf9a8f85a67830a6" title="Retrieve a boolean value from a command-line object.">cmd_ln_boolean_r</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-logspec"</span>) <a name="l00669"></a>00669 || <a class="code" href="cmd__ln_8h.html#a159e691c95089689cf9a8f85a67830a6" title="Retrieve a boolean value from a command-line object.">cmd_ln_boolean_r</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-cep2spec"</span>)) <a name="l00670"></a>00670 param_kind = FBANK; <span class="comment">/* log mel-filter bank outputs */</span> <a name="l00671"></a>00671 <span class="keywordflow">else</span> <a name="l00672"></a>00672 param_kind = MFCC | _O; <span class="comment">/* MFCC + CEP0 (note reordering...) */</span> <a name="l00673"></a>00673 <span class="keywordflow">if</span> (swap) SWAP_INT16(&param_kind); <a name="l00674"></a>00674 <span class="keywordflow">if</span> (fwrite(&param_kind, 2, 1, wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad7340fab24fb182cbff2c73fd1fb3671" title="Output file handle.">outfh</a>) != 1) <a name="l00675"></a>00675 <span class="keywordflow">return</span> -1; <a name="l00676"></a>00676 <a name="l00677"></a>00677 <span class="keywordflow">return</span> 0; <a name="l00678"></a>00678 } <a name="l00679"></a>00679 <a name="l00683"></a>00683 <span class="keyword">static</span> <span class="keywordtype">int</span> <a name="l00684"></a>00684 output_frames_htk(<a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> *wtf, mfcc_t **frames, <span class="keywordtype">int</span> nfr) <a name="l00685"></a>00685 { <a name="l00686"></a>00686 <span class="keywordtype">int</span> i, j, swap, htk_reorder, nfloat = 0; <a name="l00687"></a>00687 <a name="l00688"></a>00688 fe_mfcc_to_float(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a5882f148fe200890855304b46f00ee4b" title="Front end object.">fe</a>, frames, (float32 **)frames, nfr); <a name="l00689"></a>00689 <span class="comment">/* This is possibly inefficient, but probably not a big deal. */</span> <a name="l00690"></a>00690 swap = (0 == strcmp(<span class="stringliteral">"little"</span>, <a class="code" href="cmd__ln_8h.html#af0aa15288e06fc8271298e4fa7cdc91a" title="Retrieve a string from a command-line object.">cmd_ln_str_r</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-mach_endian"</span>))); <a name="l00691"></a>00691 htk_reorder = (0 == strcmp(<span class="stringliteral">"htk"</span>, wtf-><a class="code" href="structsphinx__wave2feat__s.html#a929e05e041ad922f6a2e35637a98c917" title="Output type object.">ot</a>->name) <a name="l00692"></a>00692 && !(<a class="code" href="cmd__ln_8h.html#a159e691c95089689cf9a8f85a67830a6" title="Retrieve a boolean value from a command-line object.">cmd_ln_boolean_r</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-logspec"</span>) <a name="l00693"></a>00693 || <a class="code" href="cmd__ln_8h.html#a159e691c95089689cf9a8f85a67830a6" title="Retrieve a boolean value from a command-line object.">cmd_ln_boolean_r</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-cep2spec"</span>))); <a name="l00694"></a>00694 <span class="keywordflow">for</span> (i = 0; i < nfr; ++i) { <a name="l00695"></a>00695 <span class="keywordflow">if</span> (htk_reorder) { <a name="l00696"></a>00696 mfcc_t c0 = frames[i][0]; <a name="l00697"></a>00697 memmove(frames[i] + 1, frames[i], (wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad71e5fca7c13ae0258bcee81a6f1fa89" title="Length of each output vector.">veclen</a> - 1) * 4); <a name="l00698"></a>00698 frames[i][wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad71e5fca7c13ae0258bcee81a6f1fa89" title="Length of each output vector.">veclen</a> - 1] = c0; <a name="l00699"></a>00699 } <a name="l00700"></a>00700 <span class="keywordflow">if</span> (swap) <a name="l00701"></a>00701 <span class="keywordflow">for</span> (j = 0; j < wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad71e5fca7c13ae0258bcee81a6f1fa89" title="Length of each output vector.">veclen</a>; ++j) <a name="l00702"></a>00702 SWAP_FLOAT32(frames[i] + j); <a name="l00703"></a>00703 <span class="keywordflow">if</span> (fwrite(frames[i], <span class="keyword">sizeof</span>(float32), wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad71e5fca7c13ae0258bcee81a6f1fa89" title="Length of each output vector.">veclen</a>, wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad7340fab24fb182cbff2c73fd1fb3671" title="Output file handle.">outfh</a>) != wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad71e5fca7c13ae0258bcee81a6f1fa89" title="Length of each output vector.">veclen</a>) { <a name="l00704"></a>00704 <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03" title="Print error text; Call perror(&quot;&quot;);.">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Writing %d values to %s failed"</span>, <a name="l00705"></a>00705 wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad71e5fca7c13ae0258bcee81a6f1fa89" title="Length of each output vector.">veclen</a>, wtf-><a class="code" href="structsphinx__wave2feat__s.html#aa50405dc75074933912da57295ec5fbf" title="Path to output file.">outfile</a>); <a name="l00706"></a>00706 <span class="keywordflow">return</span> -1; <a name="l00707"></a>00707 } <a name="l00708"></a>00708 nfloat += wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad71e5fca7c13ae0258bcee81a6f1fa89" title="Length of each output vector.">veclen</a>; <a name="l00709"></a>00709 } <a name="l00710"></a>00710 <span class="keywordflow">return</span> nfloat; <a name="l00711"></a>00711 } <a name="l00712"></a>00712 <a name="l00716"></a>00716 <span class="keyword">static</span> <span class="keywordtype">int</span> <a name="l00717"></a>00717 output_frames_text(<a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> *wtf, mfcc_t **frames, <span class="keywordtype">int</span> nfr) <a name="l00718"></a>00718 { <a name="l00719"></a>00719 <span class="keywordtype">int</span> i, j, nfloat = 0; <a name="l00720"></a>00720 <a name="l00721"></a>00721 fe_mfcc_to_float(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a5882f148fe200890855304b46f00ee4b" title="Front end object.">fe</a>, frames, (float32 **)frames, nfr); <a name="l00722"></a>00722 <span class="keywordflow">for</span> (i = 0; i < nfr; ++i) { <a name="l00723"></a>00723 <span class="keywordflow">for</span> (j = 0; j < wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad71e5fca7c13ae0258bcee81a6f1fa89" title="Length of each output vector.">veclen</a>; ++j) { <a name="l00724"></a>00724 fprintf(wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad7340fab24fb182cbff2c73fd1fb3671" title="Output file handle.">outfh</a>, <span class="stringliteral">"%.5g"</span>, frames[i][j]); <a name="l00725"></a>00725 <span class="keywordflow">if</span> (j == wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad71e5fca7c13ae0258bcee81a6f1fa89" title="Length of each output vector.">veclen</a> - 1) <a name="l00726"></a>00726 fprintf(wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad7340fab24fb182cbff2c73fd1fb3671" title="Output file handle.">outfh</a>, <span class="stringliteral">"\n"</span>); <a name="l00727"></a>00727 <span class="keywordflow">else</span> <a name="l00728"></a>00728 fprintf(wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad7340fab24fb182cbff2c73fd1fb3671" title="Output file handle.">outfh</a>, <span class="stringliteral">" "</span>); <a name="l00729"></a>00729 } <a name="l00730"></a>00730 nfloat += wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad71e5fca7c13ae0258bcee81a6f1fa89" title="Length of each output vector.">veclen</a>; <a name="l00731"></a>00731 } <a name="l00732"></a>00732 <span class="keywordflow">return</span> nfloat; <a name="l00733"></a>00733 } <a name="l00734"></a>00734 <a name="l00735"></a>00735 <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="structoutput__type__s.html">output_type_t</a> outtypes[] = { <a name="l00736"></a>00736 { <span class="stringliteral">"sphinx"</span>, &output_header_sphinx, &output_frames_sphinx }, <a name="l00737"></a>00737 { <span class="stringliteral">"htk"</span>, &output_header_htk, &output_frames_htk }, <a name="l00738"></a>00738 { <span class="stringliteral">"text"</span>, NULL, &output_frames_text } <a name="l00739"></a>00739 }; <a name="l00740"></a>00740 <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> nouttypes = <span class="keyword">sizeof</span>(outtypes)/<span class="keyword">sizeof</span>(outtypes[0]); <a name="l00741"></a>00741 <a name="l00742"></a>00742 <a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> * <a name="l00743"></a>00743 sphinx_wave2feat_init(<a class="code" href="structcmd__ln__t.html" title="Opaque structure used to hold the results of command-line parsing.">cmd_ln_t</a> *config) <a name="l00744"></a>00744 { <a name="l00745"></a>00745 <a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> *wtf; <a name="l00746"></a>00746 <span class="keywordtype">int</span> i; <a name="l00747"></a>00747 <a name="l00748"></a>00748 wtf = <a class="code" href="ckd__alloc_8h.html#aa00ef21903bc4f8a972488417adc8d2e" title="Macros to simplify the use of above functions.">ckd_calloc</a>(1, <span class="keyword">sizeof</span>(*wtf)); <a name="l00749"></a>00749 wtf-><a class="code" href="structsphinx__wave2feat__s.html#ae9b2fc4bfa6a3adbf2ee5a71796cdb51" title="Reference count.">refcount</a> = 1; <a name="l00750"></a>00750 wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a> = <a class="code" href="cmd__ln_8h.html#a975f5bf7b6f4fc95f426d1979281f73b" title="Retain ownership of a command-line argument set.">cmd_ln_retain</a>(config); <a name="l00751"></a>00751 wtf-><a class="code" href="structsphinx__wave2feat__s.html#a5882f148fe200890855304b46f00ee4b" title="Front end object.">fe</a> = fe_init_auto_r(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>); <a name="l00752"></a>00752 wtf-><a class="code" href="structsphinx__wave2feat__s.html#a929e05e041ad922f6a2e35637a98c917" title="Output type object.">ot</a> = outtypes; <span class="comment">/* Default (sphinx) type. */</span> <a name="l00753"></a>00753 <span class="keywordflow">for</span> (i = 0; i < nouttypes; ++i) { <a name="l00754"></a>00754 <a class="code" href="structoutput__type__s.html">output_type_t</a> <span class="keyword">const</span> *otype = &outtypes[i]; <a name="l00755"></a>00755 <span class="keywordflow">if</span> (0 == strcmp(<a class="code" href="cmd__ln_8h.html#af0aa15288e06fc8271298e4fa7cdc91a" title="Retrieve a string from a command-line object.">cmd_ln_str_r</a>(config, <span class="stringliteral">"-ofmt"</span>), otype->name)) { <a name="l00756"></a>00756 wtf-><a class="code" href="structsphinx__wave2feat__s.html#a929e05e041ad922f6a2e35637a98c917" title="Output type object.">ot</a> = otype; <a name="l00757"></a>00757 <span class="keywordflow">break</span>; <a name="l00758"></a>00758 } <a name="l00759"></a>00759 } <a name="l00760"></a>00760 <span class="keywordflow">if</span> (i == nouttypes) { <a name="l00761"></a>00761 <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993" title="Print error message to standard error stream.">E_ERROR</a>(<span class="stringliteral">"Unknown output type: '%s'\n"</span>, <a name="l00762"></a>00762 <a class="code" href="cmd__ln_8h.html#af0aa15288e06fc8271298e4fa7cdc91a" title="Retrieve a string from a command-line object.">cmd_ln_str_r</a>(config, <span class="stringliteral">"-ofmt"</span>)); <a name="l00763"></a>00763 sphinx_wave2feat_free(wtf); <a name="l00764"></a>00764 <span class="keywordflow">return</span> NULL; <a name="l00765"></a>00765 } <a name="l00766"></a>00766 <a name="l00767"></a>00767 <span class="keywordflow">return</span> wtf; <a name="l00768"></a>00768 } <a name="l00769"></a>00769 <a name="l00770"></a>00770 <span class="keywordtype">int</span> <a name="l00771"></a>00771 sphinx_wave2feat_free(<a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> *wtf) <a name="l00772"></a>00772 { <a name="l00773"></a>00773 <span class="keywordflow">if</span> (wtf == NULL) <a name="l00774"></a>00774 <span class="keywordflow">return</span> 0; <a name="l00775"></a>00775 <span class="keywordflow">if</span> (--wtf-><a class="code" href="structsphinx__wave2feat__s.html#ae9b2fc4bfa6a3adbf2ee5a71796cdb51" title="Reference count.">refcount</a> > 0) <a name="l00776"></a>00776 <span class="keywordflow">return</span> wtf-><a class="code" href="structsphinx__wave2feat__s.html#ae9b2fc4bfa6a3adbf2ee5a71796cdb51" title="Reference count.">refcount</a>; <a name="l00777"></a>00777 <a name="l00778"></a>00778 <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf" title="Test and free a 1-D array.">ckd_free</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a776c72734abe1e34162a5ee347f533e5" title="Audio buffer.">audio</a>); <a name="l00779"></a>00779 <a class="code" href="ckd__alloc_8h.html#a8246c071ac12e98b7e1df9fe6da15aef" title="Free a 2-D array (ptr) previously allocated by ckd_calloc_2d.">ckd_free_2d</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#ab43d8d5721133bcaf02da23c0bbb58ae" title="Feature buffer.">feat</a>); <a name="l00780"></a>00780 <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf" title="Test and free a 1-D array.">ckd_free</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a6d4d1b1be4e3a3c1de82943e9e6fa65c" title="Path to input file.">infile</a>); <a name="l00781"></a>00781 <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf" title="Test and free a 1-D array.">ckd_free</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#aa50405dc75074933912da57295ec5fbf" title="Path to output file.">outfile</a>); <a name="l00782"></a>00782 <span class="keywordflow">if</span> (wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad86834e597d4677aed93e7c06cebccb7" title="Input file handle.">infh</a>) { <a name="l00783"></a>00783 <span class="keywordflow">if</span> (fclose(wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad86834e597d4677aed93e7c06cebccb7" title="Input file handle.">infh</a>) == EOF) <a name="l00784"></a>00784 <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03" title="Print error text; Call perror(&quot;&quot;);.">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Failed to close input file"</span>); <a name="l00785"></a>00785 } <a name="l00786"></a>00786 <span class="keywordflow">if</span> (wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad7340fab24fb182cbff2c73fd1fb3671" title="Output file handle.">outfh</a>) { <a name="l00787"></a>00787 <span class="keywordflow">if</span> (fclose(wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad7340fab24fb182cbff2c73fd1fb3671" title="Output file handle.">outfh</a>) == EOF) <a name="l00788"></a>00788 <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03" title="Print error text; Call perror(&quot;&quot;);.">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Failed to close output file"</span>); <a name="l00789"></a>00789 } <a name="l00790"></a>00790 <a class="code" href="cmd__ln_8h.html#a26707fc85e87d8999e368a680e7873cd" title="Release a command-line argument set and all associated strings.">cmd_ln_free_r</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>); <a name="l00791"></a>00791 fe_free(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a5882f148fe200890855304b46f00ee4b" title="Front end object.">fe</a>); <a name="l00792"></a>00792 <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf" title="Test and free a 1-D array.">ckd_free</a>(wtf); <a name="l00793"></a>00793 <a name="l00794"></a>00794 <span class="keywordflow">return</span> 0; <a name="l00795"></a>00795 } <a name="l00796"></a>00796 <a name="l00797"></a>00797 <a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> * <a name="l00798"></a>00798 sphinx_wave2feat_retain(<a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> *wtf) <a name="l00799"></a>00799 { <a name="l00800"></a>00800 ++wtf-><a class="code" href="structsphinx__wave2feat__s.html#ae9b2fc4bfa6a3adbf2ee5a71796cdb51" title="Reference count.">refcount</a>; <a name="l00801"></a>00801 <span class="keywordflow">return</span> wtf; <a name="l00802"></a>00802 } <a name="l00803"></a>00803 <a name="l00804"></a>00804 <span class="keyword">static</span> <a class="code" href="structaudio__type__s.html">audio_type_t</a> <span class="keyword">const</span> * <a name="l00805"></a>00805 detect_audio_type(<a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> *wtf, <span class="keywordtype">char</span> <span class="keyword">const</span> *infile) <a name="l00806"></a>00806 { <a name="l00807"></a>00807 <a class="code" href="structaudio__type__s.html">audio_type_t</a> <span class="keyword">const</span> *atype; <a name="l00808"></a>00808 <span class="keywordtype">int</span> i; <a name="l00809"></a>00809 <a name="l00810"></a>00810 <span class="comment">/* Special case audio type for Sphinx MFCC inputs. */</span> <a name="l00811"></a>00811 <span class="keywordflow">if</span> (<a class="code" href="cmd__ln_8h.html#a159e691c95089689cf9a8f85a67830a6" title="Retrieve a boolean value from a command-line object.">cmd_ln_boolean_r</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-spec2cep"</span>) <a name="l00812"></a>00812 || <a class="code" href="cmd__ln_8h.html#a159e691c95089689cf9a8f85a67830a6" title="Retrieve a boolean value from a command-line object.">cmd_ln_boolean_r</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-cep2spec"</span>)) { <a name="l00813"></a>00813 <span class="keywordtype">int</span> rv = mfcc_type.detect(wtf, infile); <a name="l00814"></a>00814 <span class="keywordflow">if</span> (rv == -1) <a name="l00815"></a>00815 <span class="keywordflow">goto</span> error_out; <a name="l00816"></a>00816 <span class="keywordflow">return</span> &mfcc_type; <a name="l00817"></a>00817 } <a name="l00818"></a>00818 <a name="l00819"></a>00819 <span class="comment">/* Try to use the type of infile given on the command line. */</span> <a name="l00820"></a>00820 <span class="keywordflow">for</span> (i = 0; i < ntypes; ++i) { <a name="l00821"></a>00821 <span class="keywordtype">int</span> rv; <a name="l00822"></a>00822 atype = &types[i]; <a name="l00823"></a>00823 <span class="keywordflow">if</span> (<a class="code" href="cmd__ln_8h.html#a159e691c95089689cf9a8f85a67830a6" title="Retrieve a boolean value from a command-line object.">cmd_ln_boolean_r</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, atype->name)) { <a name="l00824"></a>00824 rv = (*atype->detect)(wtf, infile); <a name="l00825"></a>00825 <span class="keywordflow">if</span> (rv == -1) <a name="l00826"></a>00826 <span class="keywordflow">goto</span> error_out; <a name="l00827"></a>00827 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (rv == TRUE) <a name="l00828"></a>00828 <span class="keywordflow">break</span>; <a name="l00829"></a>00829 } <a name="l00830"></a>00830 } <a name="l00831"></a>00831 <span class="keywordflow">if</span> (i == ntypes) { <a name="l00832"></a>00832 <span class="comment">/* Detect file type of infile and get parameters. */</span> <a name="l00833"></a>00833 <span class="keywordflow">for</span> (i = 0; i < ntypes; ++i) { <a name="l00834"></a>00834 <span class="keywordtype">int</span> rv; <a name="l00835"></a>00835 atype = &types[i]; <a name="l00836"></a>00836 rv = (*atype->detect)(wtf, infile); <a name="l00837"></a>00837 <span class="keywordflow">if</span> (rv == -1) <a name="l00838"></a>00838 <span class="keywordflow">goto</span> error_out; <a name="l00839"></a>00839 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (rv == TRUE) <a name="l00840"></a>00840 <span class="keywordflow">break</span>; <a name="l00841"></a>00841 } <a name="l00842"></a>00842 <span class="keywordflow">if</span> (i == ntypes) <a name="l00843"></a>00843 <span class="keywordflow">goto</span> error_out; <a name="l00844"></a>00844 } <a name="l00845"></a>00845 <span class="keywordflow">return</span> atype; <a name="l00846"></a>00846 error_out: <a name="l00847"></a>00847 <span class="keywordflow">if</span> (wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad86834e597d4677aed93e7c06cebccb7" title="Input file handle.">infh</a>) <a name="l00848"></a>00848 fclose(wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad86834e597d4677aed93e7c06cebccb7" title="Input file handle.">infh</a>); <a name="l00849"></a>00849 wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad86834e597d4677aed93e7c06cebccb7" title="Input file handle.">infh</a> = NULL; <a name="l00850"></a>00850 <span class="keywordflow">return</span> NULL; <a name="l00851"></a>00851 } <a name="l00852"></a>00852 <a name="l00853"></a>00853 <span class="keywordtype">int</span> <a name="l00854"></a>00854 sphinx_wave2feat_convert_file(<a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> *wtf, <a name="l00855"></a>00855 <span class="keywordtype">char</span> <span class="keyword">const</span> *infile, <span class="keywordtype">char</span> <span class="keyword">const</span> *outfile) <a name="l00856"></a>00856 { <a name="l00857"></a>00857 <span class="keywordtype">int</span> nchans, minfft, nfft, nfloat, veclen; <a name="l00858"></a>00858 <a class="code" href="structaudio__type__s.html">audio_type_t</a> <span class="keyword">const</span> *atype; <a name="l00859"></a>00859 <span class="keywordtype">int</span> fshift, fsize; <a name="l00860"></a>00860 <a name="l00861"></a>00861 <span class="keywordflow">if</span> (<a class="code" href="cmd__ln_8h.html#a159e691c95089689cf9a8f85a67830a6" title="Retrieve a boolean value from a command-line object.">cmd_ln_boolean_r</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-verbose"</span>)) <a name="l00862"></a>00862 <a class="code" href="err_8h.html#ac3c705943d946708cea0a1443be1c853" title="Print logging information to standard error stream.">E_INFO</a>(<span class="stringliteral">"Converting %s to %s\n"</span>, infile, outfile); <a name="l00863"></a>00863 <a name="l00864"></a>00864 <span class="comment">/* Detect input file type. */</span> <a name="l00865"></a>00865 <span class="keywordflow">if</span> ((atype = detect_audio_type(wtf, infile)) == NULL) <a name="l00866"></a>00866 <span class="keywordflow">return</span> -1; <a name="l00867"></a>00867 <a name="l00868"></a>00868 <span class="comment">/* Determine whether to byteswap input. */</span> <a name="l00869"></a>00869 wtf-><a class="code" href="structsphinx__wave2feat__s.html#a030717e2736fd04d1a281f51e5db2799" title="Whether byteswapping is necessary.">byteswap</a> = strcmp(<a class="code" href="cmd__ln_8h.html#af0aa15288e06fc8271298e4fa7cdc91a" title="Retrieve a string from a command-line object.">cmd_ln_str_r</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-mach_endian"</span>), <a name="l00870"></a>00870 <a class="code" href="cmd__ln_8h.html#af0aa15288e06fc8271298e4fa7cdc91a" title="Retrieve a string from a command-line object.">cmd_ln_str_r</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-input_endian"</span>)); <a name="l00871"></a>00871 <a name="l00872"></a>00872 <span class="comment">/* Make sure the FFT size is sufficiently large. */</span> <a name="l00873"></a>00873 minfft = (int)(cmd_ln_float32_r(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-samprate"</span>) <a name="l00874"></a>00874 * cmd_ln_float32_r(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-wlen"</span>) + 0.5); <a name="l00875"></a>00875 <span class="keywordflow">for</span> (nfft = 1; nfft < minfft; nfft <<= 1) <a name="l00876"></a>00876 ; <a name="l00877"></a>00877 <span class="keywordflow">if</span> (nfft > cmd_ln_int32_r(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-nfft"</span>)) { <a name="l00878"></a>00878 <a class="code" href="err_8h.html#a6a794bec721b555ac1f2167f9e12f662" title="Print warning information to standard error stream.">E_WARN</a>(<span class="stringliteral">"Value of -nfft = %d is too small, increasing to %d\n"</span>, <a name="l00879"></a>00879 cmd_ln_int32_r(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-nfft"</span>), nfft); <a name="l00880"></a>00880 cmd_ln_set_int32_r(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-nfft"</span>, nfft); <a name="l00881"></a>00881 fe_free(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a5882f148fe200890855304b46f00ee4b" title="Front end object.">fe</a>); <a name="l00882"></a>00882 wtf-><a class="code" href="structsphinx__wave2feat__s.html#a5882f148fe200890855304b46f00ee4b" title="Front end object.">fe</a> = fe_init_auto_r(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>); <a name="l00883"></a>00883 } <a name="l00884"></a>00884 <a name="l00885"></a>00885 <span class="comment">/* Get the output frame size (if not already set). */</span> <a name="l00886"></a>00886 <span class="keywordflow">if</span> (wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad71e5fca7c13ae0258bcee81a6f1fa89" title="Length of each output vector.">veclen</a> == 0) <a name="l00887"></a>00887 wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad71e5fca7c13ae0258bcee81a6f1fa89" title="Length of each output vector.">veclen</a> = fe_get_output_size(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a5882f148fe200890855304b46f00ee4b" title="Front end object.">fe</a>); <a name="l00888"></a>00888 <a name="l00889"></a>00889 <span class="comment">/* Set up the input and output buffers. */</span> <a name="l00890"></a>00890 fe_get_input_size(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a5882f148fe200890855304b46f00ee4b" title="Front end object.">fe</a>, &fshift, &fsize); <a name="l00891"></a>00891 <span class="comment">/* Want to get at least a whole frame plus shift in here. Also we</span> <a name="l00892"></a>00892 <span class="comment"> will either pick or mix multiple channels so we need to read</span> <a name="l00893"></a>00893 <span class="comment"> them all at once. */</span> <a name="l00894"></a>00894 nchans = cmd_ln_int32_r(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-nchans"</span>); <a name="l00895"></a>00895 wtf-><a class="code" href="structsphinx__wave2feat__s.html#aff2646e41780ceb9dcd234c719fd25f1" title="Size of audio buffer.">blocksize</a> = cmd_ln_int32_r(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-blocksize"</span>) * nchans; <a name="l00896"></a>00896 <span class="keywordflow">if</span> (wtf-><a class="code" href="structsphinx__wave2feat__s.html#aff2646e41780ceb9dcd234c719fd25f1" title="Size of audio buffer.">blocksize</a> < (fsize + fshift) * nchans) { <a name="l00897"></a>00897 <a class="code" href="err_8h.html#ac3c705943d946708cea0a1443be1c853" title="Print logging information to standard error stream.">E_INFO</a>(<span class="stringliteral">"Block size of %d too small, increasing to %d\n"</span>, <a name="l00898"></a>00898 wtf-><a class="code" href="structsphinx__wave2feat__s.html#aff2646e41780ceb9dcd234c719fd25f1" title="Size of audio buffer.">blocksize</a>, <a name="l00899"></a>00899 (fsize + fshift) * nchans); <a name="l00900"></a>00900 wtf-><a class="code" href="structsphinx__wave2feat__s.html#aff2646e41780ceb9dcd234c719fd25f1" title="Size of audio buffer.">blocksize</a> = (fsize + fshift) * nchans; <a name="l00901"></a>00901 } <a name="l00902"></a>00902 wtf-><a class="code" href="structsphinx__wave2feat__s.html#a776c72734abe1e34162a5ee347f533e5" title="Audio buffer.">audio</a> = <a class="code" href="ckd__alloc_8h.html#aa00ef21903bc4f8a972488417adc8d2e" title="Macros to simplify the use of above functions.">ckd_calloc</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#aff2646e41780ceb9dcd234c719fd25f1" title="Size of audio buffer.">blocksize</a>, <span class="keyword">sizeof</span>(*wtf-><a class="code" href="structsphinx__wave2feat__s.html#a776c72734abe1e34162a5ee347f533e5" title="Audio buffer.">audio</a>)); <a name="l00903"></a>00903 wtf-><a class="code" href="structsphinx__wave2feat__s.html#ac041852de738a42752be67cceb16660c" title="Size of feature buffer.">featsize</a> = (wtf-><a class="code" href="structsphinx__wave2feat__s.html#aff2646e41780ceb9dcd234c719fd25f1" title="Size of audio buffer.">blocksize</a> / nchans - fsize) / fshift; <a name="l00904"></a>00904 <a name="l00905"></a>00905 <span class="comment">/* Use the maximum of the input and output frame sizes to allocate this. */</span> <a name="l00906"></a>00906 veclen = wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad71e5fca7c13ae0258bcee81a6f1fa89" title="Length of each output vector.">veclen</a>; <a name="l00907"></a>00907 <span class="keywordflow">if</span> (wtf-><a class="code" href="structsphinx__wave2feat__s.html#a3410a9e0c05c0057f31452550fb5380a" title="Length of each input vector (for cep&lt;-&gt;spec).">in_veclen</a> > veclen) veclen = wtf-><a class="code" href="structsphinx__wave2feat__s.html#a3410a9e0c05c0057f31452550fb5380a" title="Length of each input vector (for cep&lt;-&gt;spec).">in_veclen</a>; <a name="l00908"></a>00908 wtf-><a class="code" href="structsphinx__wave2feat__s.html#ab43d8d5721133bcaf02da23c0bbb58ae" title="Feature buffer.">feat</a> = <a class="code" href="ckd__alloc_8h.html#a949e7b50fcd9697b1563fa57f50e9c4f" title="Macro for __ckd_calloc_2d__.">ckd_calloc_2d</a>(wtf-><a class="code" href="structsphinx__wave2feat__s.html#ac041852de738a42752be67cceb16660c" title="Size of feature buffer.">featsize</a>, veclen, <span class="keyword">sizeof</span>(**wtf-><a class="code" href="structsphinx__wave2feat__s.html#ab43d8d5721133bcaf02da23c0bbb58ae" title="Feature buffer.">feat</a>)); <a name="l00909"></a>00909 <a name="l00910"></a>00910 <span class="comment">/* Let's go! */</span> <a name="l00911"></a>00911 <span class="keywordflow">if</span> ((wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad7340fab24fb182cbff2c73fd1fb3671" title="Output file handle.">outfh</a> = fopen(outfile, <span class="stringliteral">"wb"</span>)) == NULL) { <a name="l00912"></a>00912 <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03" title="Print error text; Call perror(&quot;&quot;);.">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Failed to open %s for writing"</span>, outfile); <a name="l00913"></a>00913 <span class="keywordflow">return</span> -1; <a name="l00914"></a>00914 } <a name="l00915"></a>00915 <span class="comment">/* Write an empty header, which we'll fill in later. */</span> <a name="l00916"></a>00916 <span class="keywordflow">if</span> (wtf-><a class="code" href="structsphinx__wave2feat__s.html#a929e05e041ad922f6a2e35637a98c917" title="Output type object.">ot</a>->output_header && <a name="l00917"></a>00917 (*wtf-><a class="code" href="structsphinx__wave2feat__s.html#a929e05e041ad922f6a2e35637a98c917" title="Output type object.">ot</a>->output_header)(wtf, 0) < 0) { <a name="l00918"></a>00918 <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03" title="Print error text; Call perror(&quot;&quot;);.">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Failed to write empty header to %s\n"</span>, outfile); <a name="l00919"></a>00919 <span class="keywordflow">goto</span> error_out; <a name="l00920"></a>00920 } <a name="l00921"></a>00921 wtf-><a class="code" href="structsphinx__wave2feat__s.html#aa50405dc75074933912da57295ec5fbf" title="Path to output file.">outfile</a> = <a class="code" href="ckd__alloc_8h.html#ad313f92478859f9e4ea99d0f6e78c393" title="Macro for __ckd_salloc__.">ckd_salloc</a>(outfile); <a name="l00922"></a>00922 <a name="l00923"></a>00923 <span class="keywordflow">if</span> ((nfloat = (*atype->decode)(wtf)) < 0) <a name="l00924"></a>00924 <span class="keywordflow">return</span> -1; <a name="l00925"></a>00925 <a name="l00926"></a>00926 <span class="keywordflow">if</span> (wtf-><a class="code" href="structsphinx__wave2feat__s.html#a929e05e041ad922f6a2e35637a98c917" title="Output type object.">ot</a>->output_header) { <a name="l00927"></a>00927 <span class="keywordflow">if</span> (fseek(wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad7340fab24fb182cbff2c73fd1fb3671" title="Output file handle.">outfh</a>, 0, SEEK_SET) < 0) { <a name="l00928"></a>00928 <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03" title="Print error text; Call perror(&quot;&quot;);.">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Failed to seek to beginning of %s\n"</span>, outfile); <a name="l00929"></a>00929 <span class="keywordflow">goto</span> error_out; <a name="l00930"></a>00930 } <a name="l00931"></a>00931 <span class="keywordflow">if</span> ((*wtf-><a class="code" href="structsphinx__wave2feat__s.html#a929e05e041ad922f6a2e35637a98c917" title="Output type object.">ot</a>->output_header)(wtf, nfloat) < 0) { <a name="l00932"></a>00932 <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03" title="Print error text; Call perror(&quot;&quot;);.">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Failed to write header to %s\n"</span>, outfile); <a name="l00933"></a>00933 <span class="keywordflow">goto</span> error_out; <a name="l00934"></a>00934 } <a name="l00935"></a>00935 } <a name="l00936"></a>00936 <span class="keywordflow">if</span> (fclose(wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad7340fab24fb182cbff2c73fd1fb3671" title="Output file handle.">outfh</a>) == EOF) <a name="l00937"></a>00937 <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03" title="Print error text; Call perror(&quot;&quot;);.">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Failed to close output file"</span>); <a name="l00938"></a>00938 wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad7340fab24fb182cbff2c73fd1fb3671" title="Output file handle.">outfh</a> = NULL; <a name="l00939"></a>00939 <a name="l00940"></a>00940 <span class="keywordflow">return</span> 0; <a name="l00941"></a>00941 error_out: <a name="l00942"></a>00942 <span class="keywordflow">if</span> (wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad7340fab24fb182cbff2c73fd1fb3671" title="Output file handle.">outfh</a>) { <a name="l00943"></a>00943 fclose(wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad7340fab24fb182cbff2c73fd1fb3671" title="Output file handle.">outfh</a>); <a name="l00944"></a>00944 wtf-><a class="code" href="structsphinx__wave2feat__s.html#ad7340fab24fb182cbff2c73fd1fb3671" title="Output file handle.">outfh</a> = NULL; <a name="l00945"></a>00945 } <a name="l00946"></a>00946 <span class="keywordflow">return</span> -1; <a name="l00947"></a>00947 } <a name="l00948"></a>00948 <a name="l00949"></a>00949 <span class="keywordtype">void</span> <a name="l00950"></a>00950 build_filenames(<a class="code" href="structcmd__ln__t.html" title="Opaque structure used to hold the results of command-line parsing.">cmd_ln_t</a> *config, <span class="keywordtype">char</span> <span class="keyword">const</span> *basename, <a name="l00951"></a>00951 <span class="keywordtype">char</span> **out_infile, <span class="keywordtype">char</span> **out_outfile) <a name="l00952"></a>00952 { <a name="l00953"></a>00953 <span class="keywordtype">char</span> <span class="keyword">const</span> *di, *do_, *ei, *eo; <a name="l00954"></a>00954 <a name="l00955"></a>00955 di = <a class="code" href="cmd__ln_8h.html#af0aa15288e06fc8271298e4fa7cdc91a" title="Retrieve a string from a command-line object.">cmd_ln_str_r</a>(config, <span class="stringliteral">"-di"</span>); <a name="l00956"></a>00956 do_ = <a class="code" href="cmd__ln_8h.html#af0aa15288e06fc8271298e4fa7cdc91a" title="Retrieve a string from a command-line object.">cmd_ln_str_r</a>(config, <span class="stringliteral">"-do"</span>); <a name="l00957"></a>00957 ei = <a class="code" href="cmd__ln_8h.html#af0aa15288e06fc8271298e4fa7cdc91a" title="Retrieve a string from a command-line object.">cmd_ln_str_r</a>(config, <span class="stringliteral">"-ei"</span>); <a name="l00958"></a>00958 eo = <a class="code" href="cmd__ln_8h.html#af0aa15288e06fc8271298e4fa7cdc91a" title="Retrieve a string from a command-line object.">cmd_ln_str_r</a>(config, <span class="stringliteral">"-eo"</span>); <a name="l00959"></a>00959 <a name="l00960"></a>00960 *out_infile = <a class="code" href="strfuncs_8h.html#a317522f23d291311e366de34ef86b777" title="Concatenate a NULL-terminated argument list of strings, returning a newly allocated string...">string_join</a>(di ? di : <span class="stringliteral">""</span>, <a name="l00961"></a>00961 di ? <span class="stringliteral">"/"</span> : <span class="stringliteral">""</span>, <a name="l00962"></a>00962 basename, <a name="l00963"></a>00963 ei ? <span class="stringliteral">"."</span> : <span class="stringliteral">""</span>, <a name="l00964"></a>00964 ei ? ei : <span class="stringliteral">""</span>, <a name="l00965"></a>00965 NULL); <a name="l00966"></a>00966 *out_outfile = <a class="code" href="strfuncs_8h.html#a317522f23d291311e366de34ef86b777" title="Concatenate a NULL-terminated argument list of strings, returning a newly allocated string...">string_join</a>(do_ ? do_ : <span class="stringliteral">""</span>, <a name="l00967"></a>00967 do_ ? <span class="stringliteral">"/"</span> : <span class="stringliteral">""</span>, <a name="l00968"></a>00968 basename, <a name="l00969"></a>00969 eo ? <span class="stringliteral">"."</span> : <span class="stringliteral">""</span>, <a name="l00970"></a>00970 eo ? eo : <span class="stringliteral">""</span>, <a name="l00971"></a>00971 NULL); <a name="l00972"></a>00972 <span class="comment">/* Build output directory structure if possible/requested (it is</span> <a name="l00973"></a>00973 <span class="comment"> * by default). */</span> <a name="l00974"></a>00974 <span class="keywordflow">if</span> (<a class="code" href="cmd__ln_8h.html#a159e691c95089689cf9a8f85a67830a6" title="Retrieve a boolean value from a command-line object.">cmd_ln_boolean_r</a>(config, <span class="stringliteral">"-build_outdirs"</span>)) { <a name="l00975"></a>00975 <span class="keywordtype">char</span> *dirname = <a class="code" href="ckd__alloc_8h.html#ad313f92478859f9e4ea99d0f6e78c393" title="Macro for __ckd_salloc__.">ckd_salloc</a>(*out_outfile); <a name="l00976"></a>00976 <a class="code" href="filename_8h.html#a678be92ddb74695f26a9e4f527b073b0" title="Strip off filename from the given path and copy the directory name into dir Caller must have allocate...">path2dirname</a>(*out_outfile, dirname); <a name="l00977"></a>00977 <a class="code" href="pio_8h.html#a6df697b8a08cd4d11fe7b864dcb99012" title="Create a directory and all of its parent directories, as needed.">build_directory</a>(dirname); <a name="l00978"></a>00978 <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf" title="Test and free a 1-D array.">ckd_free</a>(dirname); <a name="l00979"></a>00979 } <a name="l00980"></a>00980 } <a name="l00981"></a>00981 <a name="l00982"></a>00982 <span class="keyword">static</span> <span class="keywordtype">int</span> <a name="l00983"></a>00983 run_control_file(<a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> *wtf, <span class="keywordtype">char</span> <span class="keyword">const</span> *ctlfile) <a name="l00984"></a>00984 { <a name="l00985"></a>00985 <a class="code" href="structhash__table__t.html">hash_table_t</a> *files; <a name="l00986"></a>00986 <a class="code" href="structhash__iter__s.html">hash_iter_t</a> *itor; <a name="l00987"></a>00987 <a class="code" href="structlineiter__t.html" title="Line iterator for files.">lineiter_t</a> *li; <a name="l00988"></a>00988 FILE *ctlfh; <a name="l00989"></a>00989 <span class="keywordtype">int</span> nskip, runlen, npart, rv = 0; <a name="l00990"></a>00990 <a name="l00991"></a>00991 <span class="keywordflow">if</span> ((ctlfh = fopen(ctlfile, <span class="stringliteral">"r"</span>)) == NULL) { <a name="l00992"></a>00992 <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03" title="Print error text; Call perror(&quot;&quot;);.">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Failed to open control file %s"</span>, ctlfile); <a name="l00993"></a>00993 <span class="keywordflow">return</span> -1; <a name="l00994"></a>00994 } <a name="l00995"></a>00995 nskip = cmd_ln_int32_r(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-nskip"</span>); <a name="l00996"></a>00996 runlen = cmd_ln_int32_r(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-runlen"</span>); <a name="l00997"></a>00997 <span class="keywordflow">if</span> ((npart = cmd_ln_int32_r(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-npart"</span>))) { <a name="l00998"></a>00998 <span class="comment">/* Count lines in the file. */</span> <a name="l00999"></a>00999 <span class="keywordtype">int</span> partlen, part, nlines = 0; <a name="l01000"></a>01000 part = cmd_ln_int32_r(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, <span class="stringliteral">"-part"</span>); <a name="l01001"></a>01001 <span class="keywordflow">for</span> (li = <a class="code" href="pio_8h.html#a22d0125ab198f02f8bbe543417d99566" title="Start reading lines from a file.">lineiter_start</a>(ctlfh); li; li = <a class="code" href="pio_8h.html#aff8df0b6928746d61b3520555263f71e" title="Move to the next line in the file.">lineiter_next</a>(li)) <a name="l01002"></a>01002 ++nlines; <a name="l01003"></a>01003 fseek(ctlfh, 0, SEEK_SET); <a name="l01004"></a>01004 partlen = nlines / npart; <a name="l01005"></a>01005 nskip = partlen * (part - 1); <a name="l01006"></a>01006 <span class="keywordflow">if</span> (part == npart) <a name="l01007"></a>01007 runlen = -1; <a name="l01008"></a>01008 <span class="keywordflow">else</span> <a name="l01009"></a>01009 runlen = partlen; <a name="l01010"></a>01010 } <a name="l01011"></a>01011 <span class="keywordflow">if</span> (runlen != -1){ <a name="l01012"></a>01012 <a class="code" href="err_8h.html#ac3c705943d946708cea0a1443be1c853" title="Print logging information to standard error stream.">E_INFO</a>(<span class="stringliteral">"Processing %d utterances at position %d\n"</span>, runlen, nskip); <a name="l01013"></a>01013 files = <a class="code" href="hash__table_8h.html#a56d93e8c03e066b77377ac6eab50cfae" title="Allocate a new hash table for a given expected size.">hash_table_new</a>(runlen, HASH_CASE_YES); <a name="l01014"></a>01014 } <a name="l01015"></a>01015 <span class="keywordflow">else</span> { <a name="l01016"></a>01016 <a class="code" href="err_8h.html#ac3c705943d946708cea0a1443be1c853" title="Print logging information to standard error stream.">E_INFO</a>(<span class="stringliteral">"Processing all remaining utterances at position %d\n"</span>, nskip); <a name="l01017"></a>01017 files = <a class="code" href="hash__table_8h.html#a56d93e8c03e066b77377ac6eab50cfae" title="Allocate a new hash table for a given expected size.">hash_table_new</a>(1000, HASH_CASE_YES); <a name="l01018"></a>01018 } <a name="l01019"></a>01019 <span class="keywordflow">for</span> (li = <a class="code" href="pio_8h.html#a22d0125ab198f02f8bbe543417d99566" title="Start reading lines from a file.">lineiter_start</a>(ctlfh); li; li = <a class="code" href="pio_8h.html#aff8df0b6928746d61b3520555263f71e" title="Move to the next line in the file.">lineiter_next</a>(li)) { <a name="l01020"></a>01020 <span class="keywordtype">char</span> *c, *infile, *outfile; <a name="l01021"></a>01021 <a name="l01022"></a>01022 <span class="keywordflow">if</span> (nskip-- > 0) <a name="l01023"></a>01023 <span class="keywordflow">continue</span>; <a name="l01024"></a>01024 <span class="keywordflow">if</span> (runlen == 0) { <a name="l01025"></a>01025 <a class="code" href="pio_8h.html#a3f80e5d4d666426cef229dd41237d9cf" title="Stop reading lines from a file.">lineiter_free</a>(li); <a name="l01026"></a>01026 <span class="keywordflow">break</span>; <a name="l01027"></a>01027 } <a name="l01028"></a>01028 --runlen; <a name="l01029"></a>01029 <a name="l01030"></a>01030 <a class="code" href="strfuncs_8h.html#ac36a095632a4f16cf4e0fbcdb01de5ad" title="Remove whitespace from a string, modifying it in-place.">string_trim</a>(li->buf, <a class="code" href="strfuncs_8h.html#ab5c9ca15770a4bd3047705762b815df9a4fcbb0fe16fa4aa48723ba3ba10c26dd" title="Both ends of string.">STRING_BOTH</a>); <a name="l01031"></a>01031 <span class="comment">/* Extract the file ID from the control line. */</span> <a name="l01032"></a>01032 <span class="keywordflow">if</span> ((c = strchr(li->buf, <span class="charliteral">' '</span>)) != NULL) <a name="l01033"></a>01033 *c = <span class="charliteral">'\0'</span>; <a name="l01034"></a>01034 build_filenames(wtf-><a class="code" href="structsphinx__wave2feat__s.html#a484d308befbde315664da8520ebc410d" title="Configuration parameters.">config</a>, li->buf, &infile, &outfile); <a name="l01035"></a>01035 <span class="keywordflow">if</span> (<a class="code" href="hash__table_8h.html#a9a1e5ed410eb96f514b00fdce770fbd7" title="Look up a key in a hash table and optionally return the associated value.">hash_table_lookup</a>(files, infile, NULL) == 0) <a name="l01036"></a>01036 <span class="keywordflow">continue</span>; <a name="l01037"></a>01037 rv = sphinx_wave2feat_convert_file(wtf, infile, outfile); <a name="l01038"></a>01038 <a class="code" href="hash__table_8h.html#aebfe63c3869c271b125a8413ee384412" title="Try to add a new entry with given key and associated value to hash table h.">hash_table_enter</a>(files, infile, outfile); <a name="l01039"></a>01039 <span class="keywordflow">if</span> (rv != 0) { <a name="l01040"></a>01040 <a class="code" href="pio_8h.html#a3f80e5d4d666426cef229dd41237d9cf" title="Stop reading lines from a file.">lineiter_free</a>(li); <a name="l01041"></a>01041 <span class="keywordflow">if</span> (fclose(ctlfh) == EOF) <a name="l01042"></a>01042 <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03" title="Print error text; Call perror(&quot;&quot;);.">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Failed to close control file"</span>); <a name="l01043"></a>01043 <span class="keywordflow">break</span>; <a name="l01044"></a>01044 } <a name="l01045"></a>01045 } <a name="l01046"></a>01046 <span class="keywordflow">for</span> (itor = <a class="code" href="hash__table_8h.html#aae6e6373d3c371d57861a9a875edb207" title="Start iterating over key-value pairs in a hash table.">hash_table_iter</a>(files); itor; <a name="l01047"></a>01047 itor = <a class="code" href="hash__table_8h.html#ad023321efab26a30bd6d855fbdbe08a3" title="Get the next key-value pair in iteration.">hash_table_iter_next</a>(itor)) { <a name="l01048"></a>01048 <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf" title="Test and free a 1-D array.">ckd_free</a>((<span class="keywordtype">void</span> *)hash_entry_key(itor-><a class="code" href="structhash__iter__s.html#a8aa7d6656a165e2e74c42ae4c48ed78f" title="Current entry in that table.">ent</a>)); <a name="l01049"></a>01049 <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf" title="Test and free a 1-D array.">ckd_free</a>(<a class="code" href="hash__table_8h.html#ac98525ff8ec582358783aecbd388842d" title="Access macros.">hash_entry_val</a>(itor-><a class="code" href="structhash__iter__s.html#a8aa7d6656a165e2e74c42ae4c48ed78f" title="Current entry in that table.">ent</a>)); <a name="l01050"></a>01050 } <a name="l01051"></a>01051 <a class="code" href="hash__table_8h.html#a0a588c22946f8cc16328973035ed19e3" title="Free the specified hash table; the caller is responsible for freeing the key strings pointed to by th...">hash_table_free</a>(files); <a name="l01052"></a>01052 <span class="keywordflow">return</span> rv; <a name="l01053"></a>01053 } <a name="l01054"></a>01054 <a name="l01055"></a>01055 <span class="keywordtype">int</span> <a name="l01056"></a>01056 main(<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span> *argv[]) <a name="l01057"></a>01057 { <a name="l01058"></a>01058 <a class="code" href="structsphinx__wave2feat__s.html">sphinx_wave2feat_t</a> *wtf; <a name="l01059"></a>01059 <a class="code" href="structcmd__ln__t.html" title="Opaque structure used to hold the results of command-line parsing.">cmd_ln_t</a> *config; <a name="l01060"></a>01060 <span class="keywordtype">int</span> rv; <a name="l01061"></a>01061 <a name="l01062"></a>01062 <span class="comment">/* Initialize config. */</span> <a name="l01063"></a>01063 <span class="keywordflow">if</span> ((config = <a class="code" href="cmd__ln_8h.html#aa5a3a9e49198d8fd0dd3424fb880b6b6" title="Parse a list of strings into argumetns.">cmd_ln_parse_r</a>(NULL, defn, argc, argv, TRUE)) == NULL) <a name="l01064"></a>01064 <span class="keywordflow">return</span> 2; <a name="l01065"></a>01065 <a name="l01066"></a>01066 <span class="comment">/* Parse an argument file if there's one in there. */</span> <a name="l01067"></a>01067 <span class="keywordflow">if</span> (<a class="code" href="cmd__ln_8h.html#af0aa15288e06fc8271298e4fa7cdc91a" title="Retrieve a string from a command-line object.">cmd_ln_str_r</a>(config, <span class="stringliteral">"-argfile"</span>)) <a name="l01068"></a>01068 config = <a class="code" href="cmd__ln_8h.html#a57f54649952a07b8bef888af4e416550" title="Parse an arguments file by deliminating on &quot; \r\t\n&quot; and putting each tokens into an argv[]...">cmd_ln_parse_file_r</a>(config, defn, <a name="l01069"></a>01069 <a class="code" href="cmd__ln_8h.html#af0aa15288e06fc8271298e4fa7cdc91a" title="Retrieve a string from a command-line object.">cmd_ln_str_r</a>(config, <span class="stringliteral">"-argfile"</span>), FALSE); <a name="l01070"></a>01070 <span class="keywordflow">if</span> (config == NULL) { <a name="l01071"></a>01071 <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993" title="Print error message to standard error stream.">E_ERROR</a>(<span class="stringliteral">"Command line parsing failed\n"</span>); <a name="l01072"></a>01072 <span class="keywordflow">return</span> 1; <a name="l01073"></a>01073 } <a name="l01074"></a>01074 <span class="keywordflow">if</span> ((wtf = sphinx_wave2feat_init(config)) == NULL) { <a name="l01075"></a>01075 <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993" title="Print error message to standard error stream.">E_ERROR</a>(<span class="stringliteral">"Failed to initialize wave2feat object\n"</span>); <a name="l01076"></a>01076 <span class="keywordflow">return</span> 1; <a name="l01077"></a>01077 } <a name="l01078"></a>01078 <a name="l01079"></a>01079 <span class="comment">/* If there's a control file run through it, otherwise we will do</span> <a name="l01080"></a>01080 <span class="comment"> * a single file (which is what run_control_file will do</span> <a name="l01081"></a>01081 <span class="comment"> * internally too) */</span> <a name="l01082"></a>01082 <span class="keywordflow">if</span> (<a class="code" href="cmd__ln_8h.html#af0aa15288e06fc8271298e4fa7cdc91a" title="Retrieve a string from a command-line object.">cmd_ln_str_r</a>(config, <span class="stringliteral">"-c"</span>)) <a name="l01083"></a>01083 rv = run_control_file(wtf, <a class="code" href="cmd__ln_8h.html#af0aa15288e06fc8271298e4fa7cdc91a" title="Retrieve a string from a command-line object.">cmd_ln_str_r</a>(config, <span class="stringliteral">"-c"</span>)); <a name="l01084"></a>01084 <span class="keywordflow">else</span> <a name="l01085"></a>01085 rv = sphinx_wave2feat_convert_file(wtf, <a class="code" href="cmd__ln_8h.html#af0aa15288e06fc8271298e4fa7cdc91a" title="Retrieve a string from a command-line object.">cmd_ln_str_r</a>(config, <span class="stringliteral">"-i"</span>), <a name="l01086"></a>01086 <a class="code" href="cmd__ln_8h.html#af0aa15288e06fc8271298e4fa7cdc91a" title="Retrieve a string from a command-line object.">cmd_ln_str_r</a>(config, <span class="stringliteral">"-o"</span>)); <a name="l01087"></a>01087 <a name="l01088"></a>01088 sphinx_wave2feat_free(wtf); <a name="l01089"></a>01089 <span class="keywordflow">return</span> rv; <a name="l01090"></a>01090 } </pre></div></div> </div> <div id="nav-path" class="navpath"> <ul> <li class="navelem"><b>sphinx_fe.c</b> </li> <li class="footer">Generated on Tue Apr 19 2011 for SphinxBase by  <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.7.3 </li> </ul> </div> </body> </html>