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<h1>src/tag_parse_lyrics3.cpp</h1><a href="tag__parse__lyrics3_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// $Id: tag_parse_lyrics3.cpp,v 1.35 2002/10/04 08:52:23 t1mpy Exp $</span>
<a name="l00002"></a>00002
<a name="l00003"></a>00003 <span class="comment">// id3lib: a C++ library for creating and manipulating id3v1/v2 tags</span>
<a name="l00004"></a>00004 <span class="comment">// Copyright 1999, 2000 Scott Thomas Haug</span>
<a name="l00005"></a>00005 <span class="comment">// Copyright 2002 Thijmen Klok (thijmen@id3lib.org)</span>
<a name="l00006"></a>00006
<a name="l00007"></a>00007 <span class="comment">// This library is free software; you can redistribute it and/or modify it</span>
<a name="l00008"></a>00008 <span class="comment">// under the terms of the GNU Library General Public License as published by</span>
<a name="l00009"></a>00009 <span class="comment">// the Free Software Foundation; either version 2 of the License, or (at your</span>
<a name="l00010"></a>00010 <span class="comment">// option) any later version.</span>
<a name="l00011"></a>00011 <span class="comment">//</span>
<a name="l00012"></a>00012 <span class="comment">// This library is distributed in the hope that it will be useful, but WITHOUT</span>
<a name="l00013"></a>00013 <span class="comment">// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or</span>
<a name="l00014"></a>00014 <span class="comment">// FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public</span>
<a name="l00015"></a>00015 <span class="comment">// License for more details.</span>
<a name="l00016"></a>00016 <span class="comment">//</span>
<a name="l00017"></a>00017 <span class="comment">// You should have received a copy of the GNU Library General Public License</span>
<a name="l00018"></a>00018 <span class="comment">// along with this library; if not, write to the Free Software Foundation,</span>
<a name="l00019"></a>00019 <span class="comment">// Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.</span>
<a name="l00020"></a>00020
<a name="l00021"></a>00021 <span class="comment">// The id3lib authors encourage improvements and optimisations to be sent to</span>
<a name="l00022"></a>00022 <span class="comment">// the id3lib coordinator. Please see the README file for details on where to</span>
<a name="l00023"></a>00023 <span class="comment">// send such submissions. See the AUTHORS file for a list of people who have</span>
<a name="l00024"></a>00024 <span class="comment">// contributed to id3lib. See the ChangeLog file for a list of changes to</span>
<a name="l00025"></a>00025 <span class="comment">// id3lib. These files are distributed with id3lib at</span>
<a name="l00026"></a>00026 <span class="comment">// http://download.sourceforge.net/id3lib/</span>
<a name="l00027"></a>00027
<a name="l00028"></a>00028 <span class="preprocessor">#include <ctype.h></span>
<a name="l00029"></a>00029 <span class="preprocessor">#include <memory.h></span>
<a name="l00030"></a>00030 <span class="preprocessor">#include "<a class="code" href="tag__impl_8h.html">tag_impl.h</a>"</span> <span class="comment">//has <stdio.h> "tag.h" "header_tag.h" "frame.h" "field.h" "spec.h" "id3lib_strings.h" "utils.h"</span>
<a name="l00031"></a>00031 <span class="preprocessor">#include "helpers.h"</span>
<a name="l00032"></a>00032 <span class="preprocessor">#include "<a class="code" href="io__decorators_8h.html">id3/io_decorators.h</a>"</span> <span class="comment">//has "readers.h" "io_helpers.h" "utils.h"</span>
<a name="l00033"></a>00033 <span class="preprocessor">#include "<a class="code" href="io__strings_8h.html">io_strings.h</a>"</span>
<a name="l00034"></a>00034
<a name="l00035"></a>00035 <span class="keyword">using namespace </span>dami;
<a name="l00036"></a>00036
<a name="l00037"></a>00037 <span class="keyword">namespace</span>
<a name="l00038"></a>00038 {
<a name="l00039"></a>00039 uint32 readIntegerString(<a class="code" href="class_i_d3___reader.html">ID3_Reader</a>& reader, <span class="keywordtype">size_t</span> numBytes)
<a name="l00040"></a>00040 {
<a name="l00041"></a>00041 uint32 val = 0;
<a name="l00042"></a>00042 <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < numBytes && isdigit(reader.<a class="code" href="class_i_d3___reader.html#af2b67659b76a3f28dac16e3522b552cf" title="Return the next character to be read without advancing the internal position.">peekChar</a>()); ++i)
<a name="l00043"></a>00043 {
<a name="l00044"></a>00044 val = (val * 10) + (reader.<a class="code" href="class_i_d3___reader.html#a36e43a57e3ff194ed6e0416c409fbed3" title="Read a single character and advance the internal position.">readChar</a>() - <span class="charliteral">'0'</span>);
<a name="l00045"></a>00045 }
<a name="l00046"></a>00046 ID3D_NOTICE( <span class="stringliteral">"readIntegerString: val = "</span> << val );
<a name="l00047"></a>00047 <span class="keywordflow">return</span> val;
<a name="l00048"></a>00048 }
<a name="l00049"></a>00049
<a name="l00050"></a>00050 uint32 readIntegerString(<a class="code" href="class_i_d3___reader.html">ID3_Reader</a>& reader)
<a name="l00051"></a>00051 {
<a name="l00052"></a>00052 <span class="keywordflow">return</span> readIntegerString(reader, reader.<a class="code" href="class_i_d3___reader.html#a8b516ba5335293c2f278c711161a3aec">remainingBytes</a>());
<a name="l00053"></a>00053 }
<a name="l00054"></a>00054
<a name="l00055"></a>00055 <span class="keywordtype">bool</span> isTimeStamp(<a class="code" href="class_i_d3___reader.html">ID3_Reader</a>& reader)
<a name="l00056"></a>00056 {
<a name="l00057"></a>00057 <a class="code" href="class_i_d3___reader.html#a83194ea4d4e04e81302b095e9aa2275a">ID3_Reader::pos_type</a> cur = reader.<a class="code" href="class_i_d3___reader.html#a232935e138e44ea49e5a289fb8d7ac94" title="Return the current position in the reader.">getCur</a>();
<a name="l00058"></a>00058 <span class="keywordflow">if</span> (reader.<a class="code" href="class_i_d3___reader.html#a5872b6813a652d831b770bfb7d65aec8" title="Return the ending position in the reader.">getEnd</a>() < cur + 7)
<a name="l00059"></a>00059 {
<a name="l00060"></a>00060 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00061"></a>00061 }
<a name="l00062"></a>00062 <span class="keywordtype">bool</span> its = (<span class="charliteral">'['</span> == reader.<a class="code" href="class_i_d3___reader.html#a36e43a57e3ff194ed6e0416c409fbed3" title="Read a single character and advance the internal position.">readChar</a>() &&
<a name="l00063"></a>00063 isdigit(reader.<a class="code" href="class_i_d3___reader.html#a36e43a57e3ff194ed6e0416c409fbed3" title="Read a single character and advance the internal position.">readChar</a>()) && isdigit(reader.<a class="code" href="class_i_d3___reader.html#a36e43a57e3ff194ed6e0416c409fbed3" title="Read a single character and advance the internal position.">readChar</a>()) &&
<a name="l00064"></a>00064 <span class="charliteral">':'</span> == reader.<a class="code" href="class_i_d3___reader.html#a36e43a57e3ff194ed6e0416c409fbed3" title="Read a single character and advance the internal position.">readChar</a>() &&
<a name="l00065"></a>00065 isdigit(reader.<a class="code" href="class_i_d3___reader.html#a36e43a57e3ff194ed6e0416c409fbed3" title="Read a single character and advance the internal position.">readChar</a>()) && isdigit(reader.<a class="code" href="class_i_d3___reader.html#a36e43a57e3ff194ed6e0416c409fbed3" title="Read a single character and advance the internal position.">readChar</a>()) &&
<a name="l00066"></a>00066 <span class="charliteral">']'</span> == reader.<a class="code" href="class_i_d3___reader.html#a36e43a57e3ff194ed6e0416c409fbed3" title="Read a single character and advance the internal position.">readChar</a>());
<a name="l00067"></a>00067 reader.<a class="code" href="class_i_d3___reader.html#a1630f369cc7aa65a2279542715e9f483" title="Set the value of the current position for reading.">setCur</a>(cur);
<a name="l00068"></a>00068 <span class="keywordflow">if</span> (its)
<a name="l00069"></a>00069 {
<a name="l00070"></a>00070 ID3D_NOTICE( <span class="stringliteral">"isTimeStamp(): found timestamp, cur = "</span> << reader.<a class="code" href="class_i_d3___reader.html#a232935e138e44ea49e5a289fb8d7ac94" title="Return the current position in the reader.">getCur</a>() );
<a name="l00071"></a>00071 }
<a name="l00072"></a>00072 <span class="keywordflow">return</span> its;
<a name="l00073"></a>00073 }
<a name="l00074"></a>00074
<a name="l00075"></a>00075 uint32 readTimeStamp(<a class="code" href="class_i_d3___reader.html">ID3_Reader</a>& reader)
<a name="l00076"></a>00076 {
<a name="l00077"></a>00077 reader.<a class="code" href="class_i_d3___reader.html#a12a8002132842435bae3d917bf6985e8" title="Skip up to len chars in the stream and advance the internal position accordingly...">skipChars</a>(1);
<a name="l00078"></a>00078 <span class="keywordtype">size_t</span> sec = readIntegerString(reader, 2) * 60;
<a name="l00079"></a>00079 reader.<a class="code" href="class_i_d3___reader.html#a12a8002132842435bae3d917bf6985e8" title="Skip up to len chars in the stream and advance the internal position accordingly...">skipChars</a>(1);
<a name="l00080"></a>00080 sec += readIntegerString(reader, 2);
<a name="l00081"></a>00081 reader.<a class="code" href="class_i_d3___reader.html#a12a8002132842435bae3d917bf6985e8" title="Skip up to len chars in the stream and advance the internal position accordingly...">skipChars</a>(1);
<a name="l00082"></a>00082 ID3D_NOTICE( <span class="stringliteral">"readTimeStamp(): timestamp = "</span> << sec );
<a name="l00083"></a>00083 <span class="keywordflow">return</span> sec * 1000;
<a name="l00084"></a>00084 }
<a name="l00085"></a>00085
<a name="l00086"></a>00086 <span class="keywordtype">bool</span> findText(<a class="code" href="class_i_d3___reader.html">ID3_Reader</a>& reader, String text)
<a name="l00087"></a>00087 {
<a name="l00088"></a>00088 <span class="keywordflow">if</span> (text.empty())
<a name="l00089"></a>00089 {
<a name="l00090"></a>00090 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00091"></a>00091 }
<a name="l00092"></a>00092
<a name="l00093"></a>00093 <span class="keywordtype">size_t</span> index = 0;
<a name="l00094"></a>00094 <span class="keywordflow">while</span> (!reader.<a class="code" href="class_i_d3___reader.html#a2d7e9a6e4c4c5f751035ea507c6cadb5">atEnd</a>())
<a name="l00095"></a>00095 {
<a name="l00096"></a>00096 <a class="code" href="class_i_d3___reader.html#abc80771e4ce81188082eaa8fa90a67e6">ID3_Reader::char_type</a> ch = reader.<a class="code" href="class_i_d3___reader.html#a36e43a57e3ff194ed6e0416c409fbed3" title="Read a single character and advance the internal position.">readChar</a>();
<a name="l00097"></a>00097 <span class="keywordflow">if</span> (ch == text[index])
<a name="l00098"></a>00098 {
<a name="l00099"></a>00099 index++;
<a name="l00100"></a>00100 }
<a name="l00101"></a>00101 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (ch == text[0])
<a name="l00102"></a>00102 {
<a name="l00103"></a>00103 index = 1;
<a name="l00104"></a>00104 }
<a name="l00105"></a>00105 <span class="keywordflow">else</span>
<a name="l00106"></a>00106 {
<a name="l00107"></a>00107 index = 0;
<a name="l00108"></a>00108 }
<a name="l00109"></a>00109 <span class="keywordflow">if</span> (index == text.size())
<a name="l00110"></a>00110 {
<a name="l00111"></a>00111 reader.<a class="code" href="class_i_d3___reader.html#a1630f369cc7aa65a2279542715e9f483" title="Set the value of the current position for reading.">setCur</a>(reader.<a class="code" href="class_i_d3___reader.html#a232935e138e44ea49e5a289fb8d7ac94" title="Return the current position in the reader.">getCur</a>() - index);
<a name="l00112"></a>00112 ID3D_NOTICE( <span class="stringliteral">"findText: found \""</span> << text << <span class="stringliteral">"\" at "</span> <<
<a name="l00113"></a>00113 reader.<a class="code" href="class_i_d3___reader.html#a232935e138e44ea49e5a289fb8d7ac94" title="Return the current position in the reader.">getCur</a>() );
<a name="l00114"></a>00114 <span class="keywordflow">break</span>;
<a name="l00115"></a>00115 }
<a name="l00116"></a>00116 }
<a name="l00117"></a>00117 <span class="keywordflow">return</span> !reader.<a class="code" href="class_i_d3___reader.html#a2d7e9a6e4c4c5f751035ea507c6cadb5">atEnd</a>();
<a name="l00118"></a>00118 };
<a name="l00119"></a>00119
<a name="l00120"></a>00120 <span class="keywordtype">void</span> lyrics3ToSylt(<a class="code" href="class_i_d3___reader.html">ID3_Reader</a>& reader, <a class="code" href="class_i_d3___writer.html">ID3_Writer</a>& writer)
<a name="l00121"></a>00121 {
<a name="l00122"></a>00122 <span class="keywordflow">while</span> (!reader.<a class="code" href="class_i_d3___reader.html#a2d7e9a6e4c4c5f751035ea507c6cadb5">atEnd</a>())
<a name="l00123"></a>00123 {
<a name="l00124"></a>00124 <span class="keywordtype">bool</span> lf = <span class="keyword">false</span>;
<a name="l00125"></a>00125 <span class="keywordtype">size_t</span> ms = 0;
<a name="l00126"></a>00126 <span class="keywordtype">size_t</span> count = 0;
<a name="l00127"></a>00127 <span class="keywordflow">while</span> (isTimeStamp(reader))
<a name="l00128"></a>00128 {
<a name="l00129"></a>00129 <span class="comment">// For now, just skip over multiple time stamps</span>
<a name="l00130"></a>00130 <span class="keywordflow">if</span> (count++ > 0)
<a name="l00131"></a>00131 {
<a name="l00132"></a>00132 readTimeStamp(reader);
<a name="l00133"></a>00133 }
<a name="l00134"></a>00134 <span class="keywordflow">else</span>
<a name="l00135"></a>00135 {
<a name="l00136"></a>00136 ms = readTimeStamp(reader);
<a name="l00137"></a>00137 }
<a name="l00138"></a>00138 }
<a name="l00139"></a>00139 <span class="keywordflow">while</span> (!reader.<a class="code" href="class_i_d3___reader.html#a2d7e9a6e4c4c5f751035ea507c6cadb5">atEnd</a>() && !isTimeStamp(reader))
<a name="l00140"></a>00140 {
<a name="l00141"></a>00141 <a class="code" href="class_i_d3___reader.html#abc80771e4ce81188082eaa8fa90a67e6">ID3_Reader::char_type</a> ch = reader.<a class="code" href="class_i_d3___reader.html#a36e43a57e3ff194ed6e0416c409fbed3" title="Read a single character and advance the internal position.">readChar</a>();
<a name="l00142"></a>00142 <span class="keywordflow">if</span> (0x0A == ch && (reader.<a class="code" href="class_i_d3___reader.html#a2d7e9a6e4c4c5f751035ea507c6cadb5">atEnd</a>() || isTimeStamp(reader)))
<a name="l00143"></a>00143 {
<a name="l00144"></a>00144 lf = <span class="keyword">true</span>;
<a name="l00145"></a>00145 <span class="keywordflow">break</span>;
<a name="l00146"></a>00146 }
<a name="l00147"></a>00147 <span class="keywordflow">else</span>
<a name="l00148"></a>00148 {
<a name="l00149"></a>00149 writer.<a class="code" href="class_i_d3___writer.html#a2fd7fda2100f38a45038b80de8ed4432" title="Write a single character and advance the internal position.">writeChar</a>(ch);
<a name="l00150"></a>00150 }
<a name="l00151"></a>00151 }
<a name="l00152"></a>00152
<a name="l00153"></a>00153 <span class="comment">// put synch identifier</span>
<a name="l00154"></a>00154 writer.<a class="code" href="class_i_d3___writer.html#a2fd7fda2100f38a45038b80de8ed4432" title="Write a single character and advance the internal position.">writeChar</a>(<span class="charliteral">'\0'</span>);
<a name="l00155"></a>00155
<a name="l00156"></a>00156 <span class="comment">// put timestamp</span>
<a name="l00157"></a>00157 ID3D_NOTICE( <span class="stringliteral">"lyrics3toSylt: ms = "</span> << ms );
<a name="l00158"></a>00158
<a name="l00159"></a>00159 <a class="code" href="namespacedami_1_1io.html#aca584020fcdd2925490c52af0eca5dcb">io::writeBENumber</a>(writer, ms, <span class="keyword">sizeof</span>(uint32));
<a name="l00160"></a>00160 <span class="keywordflow">if</span> (lf)
<a name="l00161"></a>00161 {
<a name="l00162"></a>00162 ID3D_NOTICE( <span class="stringliteral">"lyrics3toSylt: adding lf"</span> );
<a name="l00163"></a>00163
<a name="l00164"></a>00164 <span class="comment">// put the LF</span>
<a name="l00165"></a>00165 writer.<a class="code" href="class_i_d3___writer.html#a2fd7fda2100f38a45038b80de8ed4432" title="Write a single character and advance the internal position.">writeChar</a>(0x0A);
<a name="l00166"></a>00166 }
<a name="l00167"></a>00167 }
<a name="l00168"></a>00168 }
<a name="l00169"></a>00169 };
<a name="l00170"></a>00170
<a name="l00171"></a><a class="code" href="namespacedami_1_1lyr3_1_1v1.html#af7fe23b580ac73199063c8c96083f67e">00171</a> <span class="keywordtype">bool</span> <a class="code" href="namespacedami_1_1id3_1_1v1.html#addaa98a35f9c527e4b64c5441ad31475">lyr3::v1::parse</a>(<a class="code" href="class_i_d3___tag_impl.html">ID3_TagImpl</a>& tag, <a class="code" href="class_i_d3___reader.html">ID3_Reader</a>& reader)
<a name="l00172"></a>00172 {
<a name="l00173"></a>00173 <a class="code" href="classdami_1_1io_1_1_exit_trigger.html">io::ExitTrigger</a> et(reader);
<a name="l00174"></a>00174 <a class="code" href="class_i_d3___reader.html#a83194ea4d4e04e81302b095e9aa2275a">ID3_Reader::pos_type</a> end = reader.<a class="code" href="class_i_d3___reader.html#a232935e138e44ea49e5a289fb8d7ac94" title="Return the current position in the reader.">getCur</a>();
<a name="l00175"></a>00175 <span class="keywordflow">if</span> (end < reader.<a class="code" href="class_i_d3___reader.html#aeaf468ffe03c08731dcaf268fff3391b" title="Return the beginning position in the reader.">getBeg</a>() + 9 + 128)
<a name="l00176"></a>00176 {
<a name="l00177"></a>00177 ID3D_NOTICE( <span class="stringliteral">"id3::v1::parse: bailing, not enough bytes to parse, pos = "</span> << end );
<a name="l00178"></a>00178 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00179"></a>00179 }
<a name="l00180"></a>00180 reader.<a class="code" href="class_i_d3___reader.html#a1630f369cc7aa65a2279542715e9f483" title="Set the value of the current position for reading.">setCur</a>(end - (9 + 128));
<a name="l00181"></a>00181
<a name="l00182"></a>00182 {
<a name="l00183"></a>00183 <span class="keywordflow">if</span> (<a class="code" href="namespacedami_1_1io.html#a6a5f04ebd2a255b1e4b6fe8dca8f6b4c">io::readText</a>(reader, 9) != <span class="stringliteral">"LYRICSEND"</span> ||
<a name="l00184"></a>00184 <a class="code" href="namespacedami_1_1io.html#a6a5f04ebd2a255b1e4b6fe8dca8f6b4c">io::readText</a>(reader, 3) != <span class="stringliteral">"TAG"</span>)
<a name="l00185"></a>00185 {
<a name="l00186"></a>00186 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00187"></a>00187 }
<a name="l00188"></a>00188 }
<a name="l00189"></a>00189
<a name="l00190"></a>00190 <span class="comment">// we have a Lyrics3 v1.00 tag</span>
<a name="l00191"></a>00191 <span class="keywordflow">if</span> (end < reader.<a class="code" href="class_i_d3___reader.html#aeaf468ffe03c08731dcaf268fff3391b" title="Return the beginning position in the reader.">getBeg</a>() + 11 + 9 + 128)
<a name="l00192"></a>00192 {
<a name="l00193"></a>00193 <span class="comment">// the file size isn't large enough to actually hold lyrics</span>
<a name="l00194"></a>00194 ID3D_WARNING( <span class="stringliteral">"id3::v1::parse: not enough data to parse lyrics3"</span> );
<a name="l00195"></a>00195 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00196"></a>00196 }
<a name="l00197"></a>00197
<a name="l00198"></a>00198 <span class="comment">// reserve enough space for lyrics3 + id3v1 tag</span>
<a name="l00199"></a>00199 <span class="keywordtype">size_t</span> window = end - reader.<a class="code" href="class_i_d3___reader.html#aeaf468ffe03c08731dcaf268fff3391b" title="Return the beginning position in the reader.">getBeg</a>();
<a name="l00200"></a>00200 <span class="keywordtype">size_t</span> lyrDataSize = min<size_t>(window, 11 + 5100 + 9 + 128);
<a name="l00201"></a>00201 reader.<a class="code" href="class_i_d3___reader.html#a1630f369cc7aa65a2279542715e9f483" title="Set the value of the current position for reading.">setCur</a>(end - lyrDataSize);
<a name="l00202"></a>00202 <a class="code" href="classdami_1_1io_1_1_windowed_reader.html" title="Set a window on the buffer.">io::WindowedReader</a> wr(reader, lyrDataSize - (9 + 128));
<a name="l00203"></a>00203
<a name="l00204"></a>00204 <span class="keywordflow">if</span> (!findText(wr, <span class="stringliteral">"LYRICSBEGIN"</span>))
<a name="l00205"></a>00205 {
<a name="l00206"></a>00206 ID3D_WARNING( <span class="stringliteral">"id3::v1::parse: couldn't find LYRICSBEGIN, bailing"</span> );
<a name="l00207"></a>00207 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00208"></a>00208 }
<a name="l00209"></a>00209
<a name="l00210"></a>00210 et.<a class="code" href="classdami_1_1io_1_1_exit_trigger.html#af65edaf06b4439c97de06520e3903868">setExitPos</a>(wr.<a class="code" href="classdami_1_1io_1_1_windowed_reader.html#a033246ebae34ce4f17cd3f0cab5a02ac" title="Return the current position in the reader.">getCur</a>());
<a name="l00211"></a>00211 wr.<a class="code" href="class_i_d3___reader.html#a12a8002132842435bae3d917bf6985e8" title="Skip up to len chars in the stream and advance the internal position accordingly...">skipChars</a>(11);
<a name="l00212"></a>00212 wr.<a class="code" href="classdami_1_1io_1_1_windowed_reader.html#aa7a9567e54804ef5a06e28bc5145672b">setBeg</a>(wr.<a class="code" href="classdami_1_1io_1_1_windowed_reader.html#a033246ebae34ce4f17cd3f0cab5a02ac" title="Return the current position in the reader.">getCur</a>());
<a name="l00213"></a>00213
<a name="l00214"></a>00214 <a class="code" href="classdami_1_1io_1_1_line_feed_reader.html">io::LineFeedReader</a> lfr(wr);
<a name="l00215"></a>00215 String lyrics = <a class="code" href="namespacedami_1_1io.html#a6a5f04ebd2a255b1e4b6fe8dca8f6b4c">io::readText</a>(lfr, wr.<a class="code" href="class_i_d3___reader.html#a8b516ba5335293c2f278c711161a3aec">remainingBytes</a>());
<a name="l00216"></a>00216 id3::v2::setLyrics(tag, lyrics, <span class="stringliteral">"Converted from Lyrics3 v1.00"</span>, <span class="stringliteral">"XXX"</span>);
<a name="l00217"></a>00217
<a name="l00218"></a>00218 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00219"></a>00219 }
<a name="l00220"></a>00220
<a name="l00221"></a>00221 <span class="comment">//bool parse(TagImpl& tag, ID3_Reader& reader)</span>
<a name="l00222"></a><a class="code" href="namespacedami_1_1lyr3_1_1v2.html#a294e413aafbcd8d3b516aaace7065747">00222</a> <span class="keywordtype">bool</span> <a class="code" href="namespacedami_1_1id3_1_1v1.html#addaa98a35f9c527e4b64c5441ad31475">lyr3::v2::parse</a>(<a class="code" href="class_i_d3___tag_impl.html">ID3_TagImpl</a>& tag, <a class="code" href="class_i_d3___reader.html">ID3_Reader</a>& reader)
<a name="l00223"></a>00223 {
<a name="l00224"></a>00224 <a class="code" href="classdami_1_1io_1_1_exit_trigger.html">io::ExitTrigger</a> et(reader);
<a name="l00225"></a>00225 <a class="code" href="class_i_d3___reader.html#a83194ea4d4e04e81302b095e9aa2275a">ID3_Reader::pos_type</a> end = reader.<a class="code" href="class_i_d3___reader.html#a232935e138e44ea49e5a289fb8d7ac94" title="Return the current position in the reader.">getCur</a>();
<a name="l00226"></a>00226 <span class="keywordflow">if</span> (end < reader.<a class="code" href="class_i_d3___reader.html#aeaf468ffe03c08731dcaf268fff3391b" title="Return the beginning position in the reader.">getBeg</a>() + 6 + 9 + 128)
<a name="l00227"></a>00227 {
<a name="l00228"></a>00228 ID3D_NOTICE( <span class="stringliteral">"lyr3::v2::parse: bailing, not enough bytes to parse, pos = "</span> << reader.<a class="code" href="class_i_d3___reader.html#a232935e138e44ea49e5a289fb8d7ac94" title="Return the current position in the reader.">getCur</a>() );
<a name="l00229"></a>00229 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00230"></a>00230 }
<a name="l00231"></a>00231
<a name="l00232"></a>00232 reader.<a class="code" href="class_i_d3___reader.html#a1630f369cc7aa65a2279542715e9f483" title="Set the value of the current position for reading.">setCur</a>(end - (6 + 9 + 128));
<a name="l00233"></a>00233 uint32 lyrSize = 0;
<a name="l00234"></a>00234
<a name="l00235"></a>00235 <a class="code" href="class_i_d3___reader.html#a83194ea4d4e04e81302b095e9aa2275a">ID3_Reader::pos_type</a> beg = reader.<a class="code" href="class_i_d3___reader.html#a232935e138e44ea49e5a289fb8d7ac94" title="Return the current position in the reader.">getCur</a>();
<a name="l00236"></a>00236 lyrSize = readIntegerString(reader, 6);
<a name="l00237"></a>00237 <span class="keywordflow">if</span> (reader.<a class="code" href="class_i_d3___reader.html#a232935e138e44ea49e5a289fb8d7ac94" title="Return the current position in the reader.">getCur</a>() < beg + 6)
<a name="l00238"></a>00238 {
<a name="l00239"></a>00239 ID3D_NOTICE( <span class="stringliteral">"lyr3::v2::parse: couldn't find numeric string, lyrSize = "</span> <<
<a name="l00240"></a>00240 lyrSize );
<a name="l00241"></a>00241 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00242"></a>00242 }
<a name="l00243"></a>00243
<a name="l00244"></a>00244 <span class="keywordflow">if</span> (<a class="code" href="namespacedami_1_1io.html#a6a5f04ebd2a255b1e4b6fe8dca8f6b4c">io::readText</a>(reader, 9) != <span class="stringliteral">"LYRICS200"</span> ||
<a name="l00245"></a>00245 <a class="code" href="namespacedami_1_1io.html#a6a5f04ebd2a255b1e4b6fe8dca8f6b4c">io::readText</a>(reader, 3) != <span class="stringliteral">"TAG"</span>)
<a name="l00246"></a>00246 {
<a name="l00247"></a>00247 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00248"></a>00248 }
<a name="l00249"></a>00249
<a name="l00250"></a>00250 <span class="keywordflow">if</span> (end < reader.<a class="code" href="class_i_d3___reader.html#aeaf468ffe03c08731dcaf268fff3391b" title="Return the beginning position in the reader.">getBeg</a>() + lyrSize + 6 + 9 + 128)
<a name="l00251"></a>00251 {
<a name="l00252"></a>00252 ID3D_WARNING( <span class="stringliteral">"lyr3::v2::parse: not enough data to parse tag, lyrSize = "</span> << lyrSize );
<a name="l00253"></a>00253 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00254"></a>00254 }
<a name="l00255"></a>00255 reader.<a class="code" href="class_i_d3___reader.html#a1630f369cc7aa65a2279542715e9f483" title="Set the value of the current position for reading.">setCur</a>(end - (lyrSize + 6 + 9 + 128));
<a name="l00256"></a>00256
<a name="l00257"></a>00257 <a class="code" href="classdami_1_1io_1_1_windowed_reader.html" title="Set a window on the buffer.">io::WindowedReader</a> wr(reader);
<a name="l00258"></a>00258 wr.<a class="code" href="classdami_1_1io_1_1_windowed_reader.html#a57b425068a3ef9c0b94339e497f9c448">setWindow</a>(wr.<a class="code" href="classdami_1_1io_1_1_windowed_reader.html#a033246ebae34ce4f17cd3f0cab5a02ac" title="Return the current position in the reader.">getCur</a>(), lyrSize);
<a name="l00259"></a>00259
<a name="l00260"></a>00260 beg = wr.<a class="code" href="classdami_1_1io_1_1_windowed_reader.html#a033246ebae34ce4f17cd3f0cab5a02ac" title="Return the current position in the reader.">getCur</a>();
<a name="l00261"></a>00261
<a name="l00262"></a>00262 <span class="keywordflow">if</span> (<a class="code" href="namespacedami_1_1io.html#a6a5f04ebd2a255b1e4b6fe8dca8f6b4c">io::readText</a>(wr, 11) != <span class="stringliteral">"LYRICSBEGIN"</span>)
<a name="l00263"></a>00263 {
<a name="l00264"></a>00264 <span class="comment">// not a lyrics v2.00 tag</span>
<a name="l00265"></a>00265 ID3D_WARNING( <span class="stringliteral">"lyr3::v2::parse: couldn't find LYRICSBEGIN, bailing"</span> );
<a name="l00266"></a>00266 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00267"></a>00267 }
<a name="l00268"></a>00268
<a name="l00269"></a>00269 <span class="keywordtype">bool</span> has_time_stamps = <span class="keyword">false</span>;
<a name="l00270"></a>00270
<a name="l00271"></a>00271 <a class="code" href="class_i_d3___frame.html" title="The representative class of an id3v2 frame.">ID3_Frame</a>* lyr_frame = <a class="code" href="globals_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;
<a name="l00272"></a>00272
<a name="l00273"></a>00273 <span class="keywordflow">while</span> (!wr.<a class="code" href="class_i_d3___reader.html#a2d7e9a6e4c4c5f751035ea507c6cadb5">atEnd</a>())
<a name="l00274"></a>00274 {
<a name="l00275"></a>00275 uint32 fldSize;
<a name="l00276"></a>00276
<a name="l00277"></a>00277 String fldName = <a class="code" href="namespacedami_1_1io.html#a6a5f04ebd2a255b1e4b6fe8dca8f6b4c">io::readText</a>(wr, 3);
<a name="l00278"></a>00278 ID3D_NOTICE( <span class="stringliteral">"lyr3::v2::parse: fldName = "</span> << fldName );
<a name="l00279"></a>00279 fldSize = readIntegerString(wr, 5);
<a name="l00280"></a>00280 ID3D_NOTICE( <span class="stringliteral">"lyr3::v2::parse: fldSize = "</span> << fldSize );
<a name="l00281"></a>00281
<a name="l00282"></a>00282 String fldData;
<a name="l00283"></a>00283
<a name="l00284"></a>00284 <a class="code" href="classdami_1_1io_1_1_windowed_reader.html" title="Set a window on the buffer.">io::WindowedReader</a> wr2(wr, fldSize);
<a name="l00285"></a>00285 <a class="code" href="classdami_1_1io_1_1_line_feed_reader.html">io::LineFeedReader</a> lfr(wr2);
<a name="l00286"></a>00286
<a name="l00287"></a>00287 fldData = <a class="code" href="namespacedami_1_1io.html#a6a5f04ebd2a255b1e4b6fe8dca8f6b4c">io::readText</a>(lfr, fldSize);
<a name="l00288"></a>00288 ID3D_NOTICE( <span class="stringliteral">"lyr3::v2::parse: fldData = \""</span> << fldData << <span class="stringliteral">"\""</span> );
<a name="l00289"></a>00289
<a name="l00290"></a>00290 <span class="comment">// the IND field</span>
<a name="l00291"></a>00291 <span class="keywordflow">if</span> (fldName == <span class="stringliteral">"IND"</span>)
<a name="l00292"></a>00292 {
<a name="l00293"></a>00293 has_time_stamps = (fldData.size() > 1 && fldData[1] == <span class="charliteral">'1'</span>);
<a name="l00294"></a>00294 }
<a name="l00295"></a>00295
<a name="l00296"></a>00296 <span class="comment">// the TITLE field</span>
<a name="l00297"></a>00297 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (fldName == <span class="stringliteral">"ETT"</span> && !id3::v2::hasTitle(tag))
<a name="l00298"></a>00298 {
<a name="l00299"></a>00299 <span class="comment">//tag.setTitle(fldData);</span>
<a name="l00300"></a>00300 id3::v2::setTitle(tag, fldData);
<a name="l00301"></a>00301 }
<a name="l00302"></a>00302
<a name="l00303"></a>00303 <span class="comment">// the ARTIST field</span>
<a name="l00304"></a>00304 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (fldName == <span class="stringliteral">"EAR"</span> && !id3::v2::hasArtist(tag))
<a name="l00305"></a>00305 {
<a name="l00306"></a>00306 <span class="comment">//tag.setArtist(fldData);</span>
<a name="l00307"></a>00307 id3::v2::setArtist(tag, fldData);
<a name="l00308"></a>00308 }
<a name="l00309"></a>00309
<a name="l00310"></a>00310 <span class="comment">// the ALBUM field</span>
<a name="l00311"></a>00311 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (fldName == <span class="stringliteral">"EAL"</span> && !id3::v2::hasAlbum(tag))
<a name="l00312"></a>00312 {
<a name="l00313"></a>00313 <span class="comment">//tag.setAlbum(fldData);</span>
<a name="l00314"></a>00314 id3::v2::setAlbum(tag, fldData);
<a name="l00315"></a>00315 }
<a name="l00316"></a>00316
<a name="l00317"></a>00317 <span class="comment">// the Lyrics/Music AUTHOR field</span>
<a name="l00318"></a>00318 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (fldName == <span class="stringliteral">"AUT"</span>)
<a name="l00319"></a>00319 {
<a name="l00320"></a>00320 <span class="comment">//tag.setAuthor(fldData);</span>
<a name="l00321"></a>00321 id3::v2::setLyricist(tag, fldData);
<a name="l00322"></a>00322 }
<a name="l00323"></a>00323
<a name="l00324"></a>00324 <span class="comment">// the INFORMATION field</span>
<a name="l00325"></a>00325 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (fldName == <span class="stringliteral">"INF"</span>)
<a name="l00326"></a>00326 {
<a name="l00327"></a>00327 <span class="comment">//tag.setInfo(fldData);</span>
<a name="l00328"></a>00328 id3::v2::setComment(tag, fldData, <span class="stringliteral">"Lyrics3 v2.00 INF"</span>, <span class="stringliteral">"XXX"</span>);
<a name="l00329"></a>00329 }
<a name="l00330"></a>00330
<a name="l00331"></a>00331 <span class="comment">// the LYRICS field</span>
<a name="l00332"></a>00332 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (fldName == <span class="stringliteral">"LYR"</span>)
<a name="l00333"></a>00333 {
<a name="l00334"></a>00334 <span class="comment">// if already found an INF field, use it as description</span>
<a name="l00335"></a>00335 String desc = <span class="stringliteral">"Converted from Lyrics3 v2.00"</span>;
<a name="l00336"></a>00336 <span class="comment">//tag.setLyrics(fldData);</span>
<a name="l00337"></a>00337 <span class="keywordflow">if</span> (!has_time_stamps)
<a name="l00338"></a>00338 {
<a name="l00339"></a>00339 lyr_frame = id3::v2::setLyrics(tag, fldData, desc, <span class="stringliteral">"XXX"</span>);
<a name="l00340"></a>00340 }
<a name="l00341"></a>00341 <span class="keywordflow">else</span>
<a name="l00342"></a>00342 {
<a name="l00343"></a>00343 <span class="comment">// converts from lyrics3 to SYLT in-place</span>
<a name="l00344"></a>00344 <a class="code" href="classdami_1_1io_1_1_string_reader.html">io::StringReader</a> sr(fldData);
<a name="l00345"></a>00345 ID3D_NOTICE( <span class="stringliteral">"lyr3::v2::parse: determining synced lyrics"</span> );
<a name="l00346"></a>00346 BString sylt;
<a name="l00347"></a>00347 <a class="code" href="classdami_1_1io_1_1_b_string_writer.html">io::BStringWriter</a> sw(sylt);
<a name="l00348"></a>00348 lyrics3ToSylt(sr, sw);
<a name="l00349"></a>00349
<a name="l00350"></a>00350 lyr_frame = id3::v2::setSyncLyrics(tag, sylt, <a class="code" href="globals_8h.html#afcee1ca6fff19ac9b4ecc94d65fde23aa3a0f3a7114c244383d61a5a9615c6a35">ID3TSF_MS</a>, desc,
<a name="l00351"></a>00351 <span class="stringliteral">"XXX"</span>, <a class="code" href="globals_8h.html#a2e8ca74158e0cc09c012cbd3511bab59a48eda6a842d7ee1fe4b95e737f9ace63">ID3CT_LYRICS</a>);
<a name="l00352"></a>00352 ID3D_NOTICE( <span class="stringliteral">"lyr3::v2::parse: determined synced lyrics"</span> );
<a name="l00353"></a>00353 }
<a name="l00354"></a>00354 }
<a name="l00355"></a>00355 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (fldName == <span class="stringliteral">"IMG"</span>)
<a name="l00356"></a>00356 {
<a name="l00357"></a>00357 <span class="comment">// currently unsupported</span>
<a name="l00358"></a>00358 ID3D_WARNING( <span class="stringliteral">"lyr3::v2::parse: IMG field unsupported"</span> );
<a name="l00359"></a>00359 }
<a name="l00360"></a>00360 <span class="keywordflow">else</span>
<a name="l00361"></a>00361 {
<a name="l00362"></a>00362 ID3D_WARNING( <span class="stringliteral">"lyr3::v2::parse: undefined field id: "</span> <<
<a name="l00363"></a>00363 fldName );
<a name="l00364"></a>00364 }
<a name="l00365"></a>00365 }
<a name="l00366"></a>00366
<a name="l00367"></a>00367 et.<a class="code" href="classdami_1_1io_1_1_exit_trigger.html#af65edaf06b4439c97de06520e3903868">setExitPos</a>(beg);
<a name="l00368"></a>00368 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00369"></a>00369 }
<a name="l00370"></a>00370
</pre></div></div>
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