<?xml version="1.0" encoding="UTF-8"?> <!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" lang="en_US" xml:lang="en_US"> <head> <title>arts: kaudiorecordstream.cpp Source File (arts)</title> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <meta http-equiv="Content-Style-Type" content="text/css" /> <meta http-equiv="pics-label" content='(pics-1.1 "http://www.icra.org/ratingsv02.html" comment "ICRAonline DE v2.0" l gen true for "http://www.kde.org" r (nz 1 vz 1 lz 1 oz 1 cb 1) "http://www.rsac.org/ratingsv01.html" l gen true for "http://www.kde.org" r (n 0 s 0 v 0 l 0))' /> <meta name="trademark" content="KDE e.V." /> <meta name="description" content="K Desktop Environment Homepage, KDE.org" /> <meta name="MSSmartTagsPreventParsing" content="true" /> <meta name="robots" content="all" /> <link rel="shortcut icon" href="../../favicon.ico" /> <link rel="stylesheet" media="screen" type="text/css" title="APIDOX" href="doxygen.css" /> </head> <body> <div id="nav_header_top" align="right"> <a href="#content" class="doNotDisplay" accesskey="2">Skip to main content ::</a> <a href="../.."><img id="nav_header_logo" alt="Home" align="left" src="../../kde_gear_64.png" border="0" /></a> <span class="doNotDisplay">::</span> <div id="nav_header_title" align="left">KDE API Reference</div> </div> <div id="nav_header_bottom" align="right"> <span class="doNotDisplay">:: <a href="#navigation" accesskey="5">Skip to Link Menu</a><br/></span> <div id="nav_header_bottom_right" style="text-align: left;"> / <a href="../..">API Reference</a> / <a href=".">arts</a> </div> </div> <table id="main" border="0" cellpadding="0" cellspacing="0" width="100%"> <tr> <td valign="top" class="menuheader" height="0"></td> <td id="contentcolumn" valign="top" rowspan="2" > <div id="content" style="padding-top: 0px;"><div style="width:100%; margin: 0px; padding: 0px;"> <a name="content"></a> <!-- Generated by Doxygen 1.4.7 --> <h1>kaudiorecordstream.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span> <a name="l00002"></a>00002 <span class="comment"></span> <a name="l00003"></a>00003 <span class="comment"> Copyright (C) 2001, 2002 Matthias Kretz</span> <a name="l00004"></a>00004 <span class="comment"> kretz@kde.org</span> <a name="l00005"></a>00005 <span class="comment"> 2003 Arnold Krille</span> <a name="l00006"></a>00006 <span class="comment"> arnold@arnoldarts.de</span> <a name="l00007"></a>00007 <span class="comment"></span> <a name="l00008"></a>00008 <span class="comment"> This library is free software; you can redistribute it and/or</span> <a name="l00009"></a>00009 <span class="comment"> modify it under the terms of the GNU Library General Public</span> <a name="l00010"></a>00010 <span class="comment"> License as published by the Free Software Foundation; either</span> <a name="l00011"></a>00011 <span class="comment"> version 2 of the License, or (at your option) any later version.</span> <a name="l00012"></a>00012 <span class="comment"> </span> <a name="l00013"></a>00013 <span class="comment"> This library is distributed in the hope that it will be useful,</span> <a name="l00014"></a>00014 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span> <a name="l00015"></a>00015 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span> <a name="l00016"></a>00016 <span class="comment"> Library General Public License for more details.</span> <a name="l00017"></a>00017 <span class="comment"></span> <a name="l00018"></a>00018 <span class="comment"> You should have received a copy of the GNU Library General Public License</span> <a name="l00019"></a>00019 <span class="comment"> along with this library; see the file COPYING.LIB. If not, write to</span> <a name="l00020"></a>00020 <span class="comment"> the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,</span> <a name="l00021"></a>00021 <span class="comment"> Boston, MA 02110-1301, USA.</span> <a name="l00022"></a>00022 <span class="comment"></span> <a name="l00023"></a>00023 <span class="comment"> */</span> <a name="l00024"></a>00024 <a name="l00025"></a>00025 <span class="preprocessor">#include "kaudiorecordstream.h"</span> <a name="l00026"></a>00026 <span class="preprocessor">#include "kaudiorecordstream_p.h"</span> <a name="l00027"></a>00027 <span class="preprocessor">#include "kartsserver.h"</span> <a name="l00028"></a>00028 <a name="l00029"></a>00029 <span class="preprocessor">#include <artsflow.h></span> <a name="l00030"></a>00030 <span class="preprocessor">#include <soundserver.h></span> <a name="l00031"></a>00031 <a name="l00032"></a>00032 <span class="preprocessor">#include <kglobal.h></span> <a name="l00033"></a>00033 <span class="preprocessor">#include <kdebug.h></span> <a name="l00034"></a>00034 <a name="l00035"></a>00035 <span class="preprocessor">#include <qstring.h></span> <a name="l00036"></a>00036 <span class="preprocessor">#include <qptrqueue.h></span> <a name="l00037"></a>00037 <span class="preprocessor">#include <qcstring.h></span> <span class="comment">//QByteArray</span> <a name="l00038"></a>00038 <a name="l00039"></a>00039 <span class="preprocessor">#include <assert.h></span> <a name="l00040"></a>00040 <a name="l00041"></a>00041 <span class="keyword">struct </span>KAudioRecordStream::Data <a name="l00042"></a>00042 { <a name="l00043"></a>00043 Arts::Synth_AMAN_RECORD in; <a name="l00044"></a>00044 Arts::AudioToByteStream convert; <a name="l00045"></a>00045 Arts::StereoEffectStack <a class="code" href="classKAudioRecordStream.html#ba0af8c95e4e3db57f51ad17df8fe451">effectStack</a>; <a name="l00046"></a>00046 Arts::ByteSoundReceiver receiver; <a name="l00047"></a>00047 KByteSoundReceiver * receiver_base; <a name="l00048"></a>00048 <a class="code" href="classKArtsServer.html">KArtsServer</a> * kserver; <a name="l00049"></a>00049 <span class="keywordtype">bool</span> attached; <a name="l00050"></a>00050 <span class="keywordtype">bool</span> blocking; <a name="l00051"></a>00051 <span class="keywordtype">bool</span> <a class="code" href="classKAudioRecordStream.html#63bd05d25ab2da4f4f9bf6dc783d1136">polling</a>; <a name="l00052"></a>00052 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> pos; <a name="l00053"></a>00053 <a class="codeRef" doxygen="qt.tag:" href="qptrqueue.html">QPtrQueue<QByteArray></a> inqueue; <a name="l00054"></a>00054 <a class="codeRef" doxygen="qt.tag:" href="qstring.html">QString</a> title; <a name="l00055"></a>00055 }; <a name="l00056"></a>00056 <a name="l00057"></a><a class="code" href="classKAudioRecordStream.html#0395bfcdf3a3a4d45919112984fba810">00057</a> <a class="code" href="classKAudioRecordStream.html#0395bfcdf3a3a4d45919112984fba810">KAudioRecordStream::KAudioRecordStream</a>( <a class="code" href="classKArtsServer.html">KArtsServer</a> * kserver, <span class="keyword">const</span> <a class="codeRef" doxygen="qt.tag:" href="qstring.html">QString</a> & title, <a class="codeRef" doxygen="qt.tag:" href="qobject.html">QObject</a> * <a class="codeRef" doxygen="qt.tag:" href="qobject.html#parent">parent</a>, <span class="keyword">const</span> <span class="keywordtype">char</span> * <a class="codeRef" doxygen="qt.tag:" href="qobject.html#name">name</a> ) <a name="l00058"></a>00058 : <a class="codeRef" doxygen="qt.tag:" href="qobject.html">QObject</a>( <a class="codeRef" doxygen="qt.tag:" href="qobject.html#parent">parent</a>, name ) <a name="l00059"></a>00059 , d( new Data ) <a name="l00060"></a>00060 { <a name="l00061"></a>00061 d->kserver = kserver; <a name="l00062"></a>00062 d->attached = <span class="keyword">false</span>; <a name="l00063"></a>00063 d->blocking = <span class="keyword">true</span>; <a name="l00064"></a>00064 d->polling = <span class="keyword">false</span>; <a name="l00065"></a>00065 d->pos = 0; <a name="l00066"></a>00066 d->inqueue.setAutoDelete( <span class="keyword">true</span> ); <a name="l00067"></a>00067 d->title = title; <a name="l00068"></a>00068 <a name="l00069"></a>00069 <a class="codeRef" doxygen="qt.tag:" href="qobject.html#connect">connect</a>( d->kserver, SIGNAL( restartedServer() ), SLOT( slotRestartedServer() ) ); <a name="l00070"></a>00070 <a name="l00071"></a>00071 d->in = Arts::DynamicCast( d->kserver->server().createObject( <span class="stringliteral">"Arts::Synth_AMAN_RECORD"</span> ) ); <a name="l00072"></a>00072 d->effectStack = Arts::DynamicCast( d->kserver->server().createObject( <span class="stringliteral">"Arts::StereoEffectStack"</span> ) ); <a name="l00073"></a>00073 d->convert = Arts::DynamicCast( d->kserver->server().createObject( <span class="stringliteral">"Arts::AudioToByteStream"</span> ) ); <a name="l00074"></a>00074 <span class="keywordflow">if</span>( d->in.isNull() ) <a name="l00075"></a>00075 <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/group__kdebug.html#ggc867378df37b88ddcb5331d6da3847ee">kdFatal</a>( 400 ) << <span class="stringliteral">"couldn't create a Synth_AMAN_RECORD on the aRts server\n"</span>; <a name="l00076"></a>00076 <span class="keywordflow">if</span>( d->effectStack.isNull() ) <a name="l00077"></a>00077 <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/group__kdebug.html#ggc867378df37b88ddcb5331d6da3847ee">kdFatal</a>( 400 ) << <span class="stringliteral">"couldn't create a StereoEffectStack on the aRts server\n"</span>; <a name="l00078"></a>00078 <span class="keywordflow">if</span>( d->convert.isNull() ) <a name="l00079"></a>00079 <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/group__kdebug.html#ggc867378df37b88ddcb5331d6da3847ee">kdFatal</a>( 400 ) << <span class="stringliteral">"couldn't create a AudioToByteStream on the aRts server\n"</span>; <a name="l00080"></a>00080 <a name="l00081"></a>00081 d->in.title( ( <span class="keyword">const</span> <span class="keywordtype">char</span> * ) d->title.local8Bit() ); <a name="l00082"></a>00082 Arts::connect( d->in, d->effectStack ); <a name="l00083"></a>00083 d->in.start(); <a name="l00084"></a>00084 d->effectStack.start(); <a name="l00085"></a>00085 } <a name="l00086"></a>00086 <a name="l00087"></a><a class="code" href="classKAudioRecordStream.html#69f306c15d2e230e9d506b8bbaf26634">00087</a> <a class="code" href="classKAudioRecordStream.html#69f306c15d2e230e9d506b8bbaf26634">KAudioRecordStream::~KAudioRecordStream</a>() <a name="l00088"></a>00088 { <a name="l00089"></a>00089 d->receiver = Arts::ByteSoundReceiver::null(); <a name="l00090"></a>00090 <span class="comment">// don't delete receiver_base because aRts takes care of that (in the line</span> <a name="l00091"></a>00091 <span class="comment">// above)</span> <a name="l00092"></a>00092 d->receiver_base = 0; <a name="l00093"></a>00093 <span class="keyword">delete</span> d; <a name="l00094"></a>00094 } <a name="l00095"></a>00095 <a name="l00096"></a><a class="code" href="classKAudioRecordStream.html#a7d3ef5741a59a13bc8ef917c819597f">00096</a> <span class="keywordtype">int</span> <a class="code" href="classKAudioRecordStream.html#a7d3ef5741a59a13bc8ef917c819597f">KAudioRecordStream::read</a>( <span class="keywordtype">char</span> * buffer, <span class="keywordtype">int</span> size ) <a name="l00097"></a>00097 { <a name="l00098"></a>00098 <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/group__kdebug.html#ggfbb9aa4a84d6c0563d46550454b9714b">kdDebug</a>( 400 ) << <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/group__kdebug.html#gg634e2de2b699b31ea3a79f984e836d64">k_funcinfo</a> << <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/group__kdebug.html#gg313d520ed8f8f6b46eeef22cfb3b082a">endl</a>; <a name="l00099"></a>00099 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> remaining = size; <a name="l00100"></a>00100 <span class="keywordflow">while</span>( remaining ) <a name="l00101"></a>00101 { <a name="l00102"></a>00102 <span class="keywordflow">if</span>( d->blocking ) <a name="l00103"></a>00103 <span class="keywordflow">while</span>( d->inqueue.isEmpty() ) <a name="l00104"></a>00104 Arts::Dispatcher::the()->ioManager()->processOneEvent( <span class="keyword">true</span> ); <a name="l00105"></a>00105 <span class="keywordflow">else</span> <a name="l00106"></a>00106 { <a name="l00107"></a>00107 <span class="keywordflow">if</span>( d->inqueue.isEmpty() ) <a name="l00108"></a>00108 Arts::Dispatcher::the()->ioManager()->processOneEvent( <span class="keyword">false</span> ); <a name="l00109"></a>00109 <span class="keywordflow">if</span>( d->inqueue.isEmpty() ) <a name="l00110"></a>00110 <span class="keywordflow">return</span> size - remaining; <a name="l00111"></a>00111 } <a name="l00112"></a>00112 <a class="codeRef" doxygen="qt.tag:" href="qbytearray.html">QByteArray</a> * <a class="code" href="classKAudioRecordStream.html#9deba45080cf817432c3a510a82c21a0">data</a> = d->inqueue.head(); <a name="l00113"></a>00113 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> tocopy = kMin( remaining, <a class="code" href="classKAudioRecordStream.html#9deba45080cf817432c3a510a82c21a0">data</a>->size() - d->pos ); <a name="l00114"></a>00114 memcpy( buffer, <a class="code" href="classKAudioRecordStream.html#9deba45080cf817432c3a510a82c21a0">data</a>->data() + d->pos, tocopy ); <a name="l00115"></a>00115 d->pos += tocopy; <a name="l00116"></a>00116 buffer += tocopy; <a name="l00117"></a>00117 remaining -= tocopy; <a name="l00118"></a>00118 <span class="keywordflow">if</span>( d->pos == <a class="code" href="classKAudioRecordStream.html#9deba45080cf817432c3a510a82c21a0">data</a>->size() ) <a name="l00119"></a>00119 { <a name="l00120"></a>00120 d->inqueue.remove(); <a name="l00121"></a>00121 d->pos = 0; <a name="l00122"></a>00122 } <a name="l00123"></a>00123 } <a name="l00124"></a>00124 <span class="keywordflow">return</span> size; <a name="l00125"></a>00125 } <a name="l00126"></a>00126 <a name="l00127"></a><a class="code" href="classKAudioRecordStream.html#10c8d4250443404492adb3cffdbe90ad">00127</a> <span class="keywordtype">void</span> <a class="code" href="classKAudioRecordStream.html#10c8d4250443404492adb3cffdbe90ad">KAudioRecordStream::setBlockingIO</a>( <span class="keywordtype">bool</span> blocking ) <a name="l00128"></a>00128 { <a name="l00129"></a>00129 d->blocking = blocking; <a name="l00130"></a>00130 } <a name="l00131"></a>00131 <a name="l00132"></a><a class="code" href="classKAudioRecordStream.html#08accc1c962c8e6e89aa718deb89c473">00132</a> <span class="keywordtype">bool</span> <a class="code" href="classKAudioRecordStream.html#08accc1c962c8e6e89aa718deb89c473">KAudioRecordStream::blockingIO</a>()<span class="keyword"> const</span> <a name="l00133"></a>00133 <span class="keyword"></span>{ <a name="l00134"></a>00134 <span class="keywordflow">return</span> d->blocking; <a name="l00135"></a>00135 } <a name="l00136"></a>00136 <a name="l00137"></a><a class="code" href="classKAudioRecordStream.html#65b402b1d50fccc8f497a6ab7652ab06">00137</a> <span class="keywordtype">void</span> <a class="code" href="classKAudioRecordStream.html#65b402b1d50fccc8f497a6ab7652ab06">KAudioRecordStream::usePolling</a>( <span class="keywordtype">bool</span> polling ) <a name="l00138"></a>00138 { <a name="l00139"></a>00139 d->polling = polling; <a name="l00140"></a>00140 <span class="keywordflow">if</span>( ! polling ) <a name="l00141"></a>00141 <a class="code" href="classKAudioRecordStream.html#0d938797714b7eb8b7a0b6af3e7a0546">flush</a>(); <a name="l00142"></a>00142 } <a name="l00143"></a>00143 <a name="l00144"></a><a class="code" href="classKAudioRecordStream.html#63bd05d25ab2da4f4f9bf6dc783d1136">00144</a> <span class="keywordtype">bool</span> <a class="code" href="classKAudioRecordStream.html#63bd05d25ab2da4f4f9bf6dc783d1136">KAudioRecordStream::polling</a>()<span class="keyword"> const</span> <a name="l00145"></a>00145 <span class="keyword"></span>{ <a name="l00146"></a>00146 <span class="keywordflow">return</span> d->polling; <a name="l00147"></a>00147 } <a name="l00148"></a>00148 <a name="l00149"></a><a class="code" href="classKAudioRecordStream.html#ba0af8c95e4e3db57f51ad17df8fe451">00149</a> Arts::StereoEffectStack <a class="code" href="classKAudioRecordStream.html#ba0af8c95e4e3db57f51ad17df8fe451">KAudioRecordStream::effectStack</a>()<span class="keyword"> const</span> <a name="l00150"></a>00150 <span class="keyword"></span>{ <a name="l00151"></a>00151 <span class="keywordflow">return</span> d->effectStack; <a name="l00152"></a>00152 } <a name="l00153"></a>00153 <a name="l00154"></a><a class="code" href="classKAudioRecordStream.html#8c12b31ef2cf8b9f696c88917dcf3b0e">00154</a> <span class="keywordtype">bool</span> <a class="code" href="classKAudioRecordStream.html#8c12b31ef2cf8b9f696c88917dcf3b0e">KAudioRecordStream::running</a>()<span class="keyword"> const</span> <a name="l00155"></a>00155 <span class="keyword"></span>{ <a name="l00156"></a>00156 <span class="keywordflow">return</span> d->attached; <a name="l00157"></a>00157 } <a name="l00158"></a>00158 <a name="l00159"></a><a class="code" href="classKAudioRecordStream.html#2fb76c821fdb2ae82cc4ebbfeffaddba">00159</a> <span class="keywordtype">void</span> <a class="code" href="classKAudioRecordStream.html#2fb76c821fdb2ae82cc4ebbfeffaddba">KAudioRecordStream::stop</a>() <a name="l00160"></a>00160 { <a name="l00161"></a>00161 <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/group__kdebug.html#ggfbb9aa4a84d6c0563d46550454b9714b">kdDebug</a>( 400 ) << <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/group__kdebug.html#gg634e2de2b699b31ea3a79f984e836d64">k_funcinfo</a> << <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/group__kdebug.html#gg313d520ed8f8f6b46eeef22cfb3b082a">endl</a>; <a name="l00162"></a>00162 <span class="keywordflow">if</span>( d->attached ) <a name="l00163"></a>00163 { <a name="l00164"></a>00164 d->receiver.stop(); <a name="l00165"></a>00165 d->convert.stop(); <a name="l00166"></a>00166 <a name="l00167"></a>00167 Arts::disconnect( d->convert, d->receiver ); <a name="l00168"></a>00168 d->receiver = Arts::ByteSoundReceiver::null(); <a name="l00169"></a>00169 d->receiver_base = 0; <a name="l00170"></a>00170 <a name="l00171"></a>00171 Arts::disconnect( d->effectStack, d->convert ); <a name="l00172"></a>00172 <a name="l00173"></a>00173 d->attached = <span class="keyword">false</span>; <a name="l00174"></a>00174 emit <a class="code" href="classKAudioRecordStream.html#8c12b31ef2cf8b9f696c88917dcf3b0e">running</a>( <span class="keyword">false</span> ); <a name="l00175"></a>00175 } <a name="l00176"></a>00176 } <a name="l00177"></a>00177 <a name="l00178"></a><a class="code" href="classKAudioRecordStream.html#ffab1faf18b4b26763832d9c0da82c50">00178</a> <span class="keywordtype">void</span> <a class="code" href="classKAudioRecordStream.html#ffab1faf18b4b26763832d9c0da82c50">KAudioRecordStream::start</a>( <span class="keywordtype">int</span> samplingRate, <span class="keywordtype">int</span> bits, <span class="keywordtype">int</span> channels ) <a name="l00179"></a>00179 { <a name="l00180"></a>00180 <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/group__kdebug.html#ggfbb9aa4a84d6c0563d46550454b9714b">kdDebug</a>( 400 ) << <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/group__kdebug.html#gg634e2de2b699b31ea3a79f984e836d64">k_funcinfo</a> << <span class="stringliteral">"samplingRate: "</span> << samplingRate << <span class="stringliteral">" bits: "</span> << bits << <span class="stringliteral">" channels: "</span> << channels << <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/group__kdebug.html#gg313d520ed8f8f6b46eeef22cfb3b082a">endl</a>; <a name="l00181"></a>00181 <span class="keywordflow">if</span>( ! d->attached ) <a name="l00182"></a>00182 { <a name="l00183"></a>00183 assert( d->kserver ); <a name="l00184"></a>00184 <a name="l00185"></a>00185 <span class="keywordflow">if</span>( ( samplingRate < 500 || samplingRate > 2000000 ) <a name="l00186"></a>00186 || ( channels != 1 && channels != 2 ) || ( bits != 8 && bits != 16 ) ) <a name="l00187"></a>00187 { <a name="l00188"></a>00188 <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/group__kdebug.html#gg9acd682001598171edf8ecb104fdad2b">kdWarning</a>( 400 ) << <span class="stringliteral">"invalid stream parameters: rate="</span> << samplingRate << <span class="stringliteral">", "</span> << bits << <span class="stringliteral">" bit, "</span> << channels << <span class="stringliteral">" channels\n"</span>; <a name="l00189"></a>00189 } <a name="l00190"></a>00190 <span class="keywordflow">else</span> <a name="l00191"></a>00191 { <a name="l00192"></a>00192 d->convert.samplingRate( samplingRate ); <a name="l00193"></a>00193 d->convert.channels( channels ); <a name="l00194"></a>00194 d->convert.bits( bits ); <a name="l00195"></a>00195 Arts::connect( d->effectStack, d->convert ); <a name="l00196"></a>00196 <a name="l00197"></a>00197 d->receiver_base = <span class="keyword">new</span> KByteSoundReceiver( samplingRate, bits, channels, d->title.local8Bit() ); <a name="l00198"></a>00198 d->receiver = Arts::ByteSoundReceiver::_from_base( d->receiver_base ); <a name="l00199"></a>00199 <a class="codeRef" doxygen="qt.tag:" href="qobject.html#connect">connect</a>( d->receiver_base, SIGNAL( <a class="code" href="classKAudioRecordStream.html#9deba45080cf817432c3a510a82c21a0">data</a>( <span class="keyword">const</span> <span class="keywordtype">char</span> *, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> ) ), <a name="l00200"></a>00200 SLOT( slotData( <span class="keyword">const</span> <span class="keywordtype">char</span> *, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> ) ) ); <a name="l00201"></a>00201 Arts::connect( d->convert, <span class="stringliteral">"outdata"</span>, d->receiver, <span class="stringliteral">"indata"</span> ); <a name="l00202"></a>00202 <a name="l00203"></a>00203 d->convert.start(); <a name="l00204"></a>00204 d->receiver.start(); <a name="l00205"></a>00205 <a name="l00206"></a>00206 <span class="comment">//### needed?</span> <a name="l00207"></a>00207 Arts::Dispatcher::the()->ioManager()->processOneEvent( <span class="keyword">false</span> ); <a name="l00208"></a>00208 d->attached = <span class="keyword">true</span>; <a name="l00209"></a>00209 emit <a class="code" href="classKAudioRecordStream.html#8c12b31ef2cf8b9f696c88917dcf3b0e">running</a>( <span class="keyword">true</span> ); <a name="l00210"></a>00210 } <a name="l00211"></a>00211 } <a name="l00212"></a>00212 } <a name="l00213"></a>00213 <a name="l00214"></a><a class="code" href="classKAudioRecordStream.html#0d938797714b7eb8b7a0b6af3e7a0546">00214</a> <span class="keywordtype">void</span> <a class="code" href="classKAudioRecordStream.html#0d938797714b7eb8b7a0b6af3e7a0546">KAudioRecordStream::flush</a>() <a name="l00215"></a>00215 { <a name="l00216"></a>00216 <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/group__kdebug.html#ggfbb9aa4a84d6c0563d46550454b9714b">kdDebug</a>( 400 ) << <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/group__kdebug.html#gg634e2de2b699b31ea3a79f984e836d64">k_funcinfo</a> << <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/group__kdebug.html#gg313d520ed8f8f6b46eeef22cfb3b082a">endl</a>; <a name="l00217"></a>00217 d->inqueue.clear(); <a name="l00218"></a>00218 } <a name="l00219"></a>00219 <a name="l00220"></a>00220 <span class="keywordtype">void</span> KAudioRecordStream::slotRestartedServer() { } <a name="l00221"></a>00221 <a name="l00222"></a>00222 <span class="keywordtype">void</span> KAudioRecordStream::slotData( <span class="keyword">const</span> <span class="keywordtype">char</span> * contents, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> size ) <a name="l00223"></a>00223 { <a name="l00224"></a>00224 <span class="comment">//kdDebug( 400 ) << k_funcinfo << endl;</span> <a name="l00225"></a>00225 <a class="codeRef" doxygen="qt.tag:" href="qbytearray.html">QByteArray</a> * bytearray = <span class="keyword">new</span> <a class="codeRef" doxygen="qt.tag:" href="qbytearray.html">QByteArray</a>( size ); <a name="l00226"></a>00226 <span class="comment">// copy the contents to the bytearray</span> <a name="l00227"></a>00227 <span class="comment">// this has to be deleted later</span> <a name="l00228"></a>00228 bytearray->duplicate( contents, size ); <a name="l00229"></a>00229 <span class="keywordflow">if</span>( d->polling ) <a name="l00230"></a>00230 { <a name="l00231"></a>00231 <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/group__kdebug.html#ggfbb9aa4a84d6c0563d46550454b9714b">kdDebug</a>( 400 ) << <span class="stringliteral">"enqueue the data\n"</span>; <a name="l00232"></a>00232 d->inqueue.enqueue( bytearray ); <a name="l00233"></a>00233 } <a name="l00234"></a>00234 <span class="keywordflow">else</span> <a name="l00235"></a>00235 { <a name="l00236"></a>00236 <span class="comment">//kdDebug( 400 ) << "emit the data\n";</span> <a name="l00237"></a>00237 emit <a class="code" href="classKAudioRecordStream.html#9deba45080cf817432c3a510a82c21a0">data</a>( *bytearray ); <a name="l00238"></a>00238 <span class="comment">//kdDebug( 400 ) << "delete the data\n";</span> <a name="l00239"></a>00239 <span class="keyword">delete</span> bytearray; <a name="l00240"></a>00240 } <a name="l00241"></a>00241 } <a name="l00242"></a>00242 <a name="l00244"></a>00244 <span class="comment">// ---*--- KByteSoundReceiver ---*--- //</span> <a name="l00246"></a>00246 <span class="comment"></span> <a name="l00247"></a>00247 KByteSoundReceiver::KByteSoundReceiver( <span class="keywordtype">int</span> rate, <span class="keywordtype">int</span> bits, <span class="keywordtype">int</span> channels, <span class="keyword">const</span> <span class="keywordtype">char</span> * title ) <a name="l00248"></a>00248 : _samplingRate( rate ) <a name="l00249"></a>00249 , _bits( bits ) <a name="l00250"></a>00250 , _channels( channels ) <a name="l00251"></a>00251 , _title( title ) <a name="l00252"></a>00252 { <a name="l00253"></a>00253 } <a name="l00254"></a>00254 <a name="l00255"></a>00255 KByteSoundReceiver::~KByteSoundReceiver() <a name="l00256"></a>00256 { <a name="l00257"></a>00257 } <a name="l00258"></a>00258 <a name="l00259"></a>00259 <span class="keywordtype">void</span> KByteSoundReceiver::process_indata( Arts::DataPacket<Arts::mcopbyte> * inpacket ) <a name="l00260"></a>00260 { <a name="l00261"></a>00261 <span class="comment">//kdDebug( 400 ) << k_funcinfo << " size of the packet: " << inpacket->size << endl;</span> <a name="l00262"></a>00262 emit <a class="code" href="classKAudioRecordStream.html#9deba45080cf817432c3a510a82c21a0">data</a>( (<span class="keywordtype">char</span> *)inpacket->contents, inpacket->size ); <a name="l00263"></a>00263 inpacket->processed(); <a name="l00264"></a>00264 } <a name="l00265"></a>00265 <a name="l00266"></a>00266 <span class="comment">// vim:sw=4:ts=4</span> <a name="l00267"></a>00267 <a name="l00268"></a>00268 <span class="preprocessor">#include "kaudiorecordstream.moc"</span> <a name="l00269"></a>00269 <span class="preprocessor">#include "kaudiorecordstream_p.moc"</span> </pre></div> </div></div> </td> </tr> <tr> <td valign="top" id="leftmenu" width="25%"> <a name="navigation"></a> <div class="menu_box"><h2>arts</h2> <div class="nav_list"> <ul><li><a href="index.html">Main Page</a></li><li><a href="namespaces.html">Namespace List</a></li><li><a href="hierarchy.html">Class Hierarchy</a></li><li><a href="classes.html">Alphabetical List</a></li><li><a href="annotated.html">Class List</a></li><li><a href="files.html">File List</a></li><li><a href="functions.html">Class Members</a></li><li><a href="pages.html">Related Pages</a></li></ul> <!-- <h2>Class Picker</h2> <div 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