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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"><title>aflibAudioSampleRateCvt.h Source File</title><link href="doxygen.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.2.15 --><center><a class="qindex" href="index.html">Main Page</a> <a class="qindex" href="hierarchy.html">Class Hierarchy</a> <a class="qindex" href="annotated.html">Compound List</a> <a class="qindex" href="files.html">File List</a> <a class="qindex" href="functions.html">Compound Members</a> <a class="qindex" href="globals.html">File Members</a> </center><hr><h1>aflibAudioSampleRateCvt.h</h1><a href="aflibAudioSampleRateCvt_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 <font class="comment">/*</font>00002 <font class="comment"> * Copyright: (C) 1999-2001 Bruce W. Forsberg</font>00003 <font class="comment"> *</font>00004 <font class="comment"> * This library is free software; you can redistribute it and/or</font>00005 <font class="comment"> * modify it under the terms of the GNU Lesser General Public</font>00006 <font class="comment"> * License as published by the Free Software Foundation; either</font>00007 <font class="comment"> * version 2.1 of the License, or any later version.</font>00008 <font class="comment"> *</font>00009 <font class="comment"> * This library is distributed in the hope that it will be useful,</font>00010 <font class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</font>00011 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font>00012 <font class="comment"> * Lesser General Public License for more details.</font>00013 <font class="comment"> *</font>00014 <font class="comment"> * You should have received a copy of the GNU Lesser General Public</font>00015 <font class="comment"> * License along with this library; if not, write to the Free Software</font>00016 <font class="comment"> * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</font>00017 <font class="comment"> *</font>00018 <font class="comment"> * Bruce Forsberg forsberg@tns.net</font>00019 <font class="comment"> *</font>00020 <font class="comment"> */</font>00021 00022 00023 <font class="preprocessor">#ifndef _AFLIBAUDIOSAMPLERATECVT_H_</font>00024 <font class="preprocessor"></font><font class="preprocessor">#define _AFLIBAUDIOSAMPLERATECVT_H_</font>00025 <font class="preprocessor"></font>00026 <font class="preprocessor">#ifdef HAVE_CONFIG_H</font>00027 <font class="preprocessor"></font><font class="preprocessor">#include <config.h></font>00028 <font class="preprocessor">#endif</font>00029 <font class="preprocessor"></font>00030 00031 <font class="preprocessor">#include "<a class="code" href="aflibAudio_8h.html">aflibAudio.h</a>"</font>00032 <font class="preprocessor">#include "<a class="code" href="aflibConverter_8h.html">aflibConverter.h</a>"</font>00033 00034 00047 <font class="keyword">class </font><a class="code" href="classaflibAudioSampleRateCvt.html">aflibAudioSampleRateCvt</a> : <font class="keyword">public</font> <a class="code" href="classaflibAudio.html">aflibAudio</a> {00048 00049 <font class="keyword">public</font>:00050 00051 <font class="comment">// Available contructors and destructors</font>00052 <a class="code" href="classaflibAudioSampleRateCvt.html#a0">aflibAudioSampleRateCvt</a>(00053 <a class="code" href="classaflibAudio.html">aflibAudio</a>& audio, 00054 <font class="keywordtype">double</font> factor,00055 <font class="keywordtype">bool</font> linear_interpolation = FALSE,00056 <font class="keywordtype">bool</font> high_quality = FALSE,00057 <font class="keywordtype">bool</font> filter_interpolation = FALSE);00058 00059 <a class="code" href="classaflibAudioSampleRateCvt.html#a1">~aflibAudioSampleRateCvt</a>();00060 00061 <font class="keywordtype">void</font>00062 <a class="code" href="classaflibAudioSampleRateCvt.html#a2">setFactor</a>(00063 <font class="keywordtype">double</font> factor,00064 <font class="keywordtype">double</font> volume = 1.0);00065 00066 <font class="keywordtype">void</font>00067 <a class="code" href="classaflibAudioSampleRateCvt.html#a3">setInputConfig</a>(<font class="keyword">const</font> <a class="code" href="classaflibConfig.html">aflibConfig</a>& cfg);00068 00070 <font class="keyword">const</font> <font class="keywordtype">char</font> *<a name="l00071"></a><a class="code" href="classaflibAudioSampleRateCvt.html#a4">00071</a> <a class="code" href="classaflibAudioSampleRateCvt.html#a4">getName</a>()<font class="keyword"> const </font>{ <font class="keywordflow">return</font> <font class="stringliteral">"aflibAudioSampleRateCvt"</font>;};00072 00073 <a class="code" href="aflib_8h.html#a33">aflibStatus</a>00074 <a class="code" href="classaflibAudioSampleRateCvt.html#a5">compute_segment</a>(00075 list<aflibData*>& data,00076 <font class="keywordtype">long</font> <font class="keywordtype">long</font> position = -1) ;00077 00078 <a class="code" href="classaflibData.html">aflibData</a> *00079 <a class="code" href="classaflibAudioSampleRateCvt.html#a6">process</a>(00080 <a class="code" href="aflib_8h.html#a33">aflibStatus</a>& ret_status,00081 <font class="keywordtype">long</font> <font class="keywordtype">long</font> position,00082 <font class="keywordtype">int</font>& num_samples,00083 <font class="keywordtype">bool</font> free_memory = TRUE) ;00084 00085 <font class="keywordtype">bool</font>00086 <a class="code" href="classaflibAudioSampleRateCvt.html#a7">isDataSizeSupported</a>(<a class="code" href="aflib_8h.html#a30">aflib_data_size</a> size);00087 00088 <font class="keywordtype">bool</font>00089 <a class="code" href="classaflibAudioSampleRateCvt.html#a8">isChannelsSupported</a>(<font class="keywordtype">int</font>& channels);00090 00091 <font class="keyword">private</font>:00092 00093 <a class="code" href="classaflibAudioSampleRateCvt.html#a0">aflibAudioSampleRateCvt</a>();00094 00095 <a class="code" href="classaflibAudioSampleRateCvt.html#a0">aflibAudioSampleRateCvt</a>(<font class="keyword">const</font> <a class="code" href="classaflibAudioSampleRateCvt.html">aflibAudioSampleRateCvt</a>& op);00096 00097 <font class="keyword">const</font> <a class="code" href="classaflibAudioSampleRateCvt.html">aflibAudioSampleRateCvt</a>&00098 operator=(<font class="keyword">const</font> <a class="code" href="classaflibAudioSampleRateCvt.html">aflibAudioSampleRateCvt</a>& op);00099 00100 00101 <font class="keywordtype">int</font> _extra_sample;00102 <font class="keywordtype">int</font> _output_samples;00103 <font class="keywordtype">int</font> _requested_samples;00104 <a class="code" href="classaflibConverter.html">aflibConverter</a> * _converter;00105 <font class="keywordtype">double</font> _factor;00106 <font class="keywordtype">bool</font> _initial;00107 <font class="keywordtype">int</font> _init_chan;00108 <font class="keywordtype">short</font> *_in_array;00109 <font class="keywordtype">int</font> _in_array_size;00110 <font class="keywordtype">short</font> *_out_array;00111 <font class="keywordtype">int</font> _out_array_size;00112 <font class="keywordtype">double</font> _vol;00113 00114 <font class="comment">// These factors are used for buffering audio data so that we can get</font>00115 <font class="comment">// the audio data as a stream from the parent</font>00116 <font class="keywordtype">long</font> <font class="keywordtype">long</font> _next_output_position;00117 <font class="keywordtype">long</font> <font class="keywordtype">long</font> _next_input_position;00118 <font class="keywordtype">int</font> _save_samples;00119 <font class="keywordtype">int</font> _prev_in_count;00120 00121 00122 00123 };00124 00125 00126 <font class="preprocessor">#endif</font></pre></div><hr><address align="right"><small>Generated on Wed May 8 20:51:05 2002 for Open Source Audio Library Project by<a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" align="middle" border=0 width=110 height=53></a>1.2.15 </small></address></body></html>⌨️ 快捷键说明
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