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Bring in flac, ogg, vorbis
author Chris Cannam
date Tue, 19 Mar 2013 17:37:49 +0000
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0:c7265573341e 1:05aa0afa9217
1 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
2 <html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1">
3 <title>FLAC: include/FLAC++/decoder.h Source File</title>
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5 </head><body>
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8 <div class="nav">
9 <a class="el" href="dir_000000.html">include</a>&nbsp;/&nbsp;<a class="el" href="dir_000001.html">FLAC++</a></div>
10 <h1>decoder.h</h1><a href="decoder_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment">00001 <span class="comment">/* libFLAC++ - Free Lossless Audio Codec library</span>
11 00002 <span class="comment"> * Copyright (C) 2002,2003,2004,2005,2006,2007 Josh Coalson</span>
12 00003 <span class="comment"> *</span>
13 00004 <span class="comment"> * Redistribution and use in source and binary forms, with or without</span>
14 00005 <span class="comment"> * modification, are permitted provided that the following conditions</span>
15 00006 <span class="comment"> * are met:</span>
16 00007 <span class="comment"> *</span>
17 00008 <span class="comment"> * - Redistributions of source code must retain the above copyright</span>
18 00009 <span class="comment"> * notice, this list of conditions and the following disclaimer.</span>
19 00010 <span class="comment"> *</span>
20 00011 <span class="comment"> * - Redistributions in binary form must reproduce the above copyright</span>
21 00012 <span class="comment"> * notice, this list of conditions and the following disclaimer in the</span>
22 00013 <span class="comment"> * documentation and/or other materials provided with the distribution.</span>
23 00014 <span class="comment"> *</span>
24 00015 <span class="comment"> * - Neither the name of the Xiph.org Foundation nor the names of its</span>
25 00016 <span class="comment"> * contributors may be used to endorse or promote products derived from</span>
26 00017 <span class="comment"> * this software without specific prior written permission.</span>
27 00018 <span class="comment"> *</span>
28 00019 <span class="comment"> * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS</span>
29 00020 <span class="comment"> * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT</span>
30 00021 <span class="comment"> * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR</span>
31 00022 <span class="comment"> * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR</span>
32 00023 <span class="comment"> * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,</span>
33 00024 <span class="comment"> * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,</span>
34 00025 <span class="comment"> * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR</span>
35 00026 <span class="comment"> * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF</span>
36 00027 <span class="comment"> * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING</span>
37 00028 <span class="comment"> * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS</span>
38 00029 <span class="comment"> * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span>
39 00030 <span class="comment"> */</span>
40 00031
41 00032 <span class="preprocessor">#ifndef FLACPP__DECODER_H</span>
42 00033 <span class="preprocessor"></span><span class="preprocessor">#define FLACPP__DECODER_H</span>
43 00034 <span class="preprocessor"></span>
44 00035 <span class="preprocessor">#include "<a class="code" href="+_2export_8h.html">export.h</a>"</span>
45 00036
46 00037 <span class="preprocessor">#include &lt;string&gt;</span>
47 00038 <span class="preprocessor">#include "<a class="code" href="stream__decoder_8h.html">FLAC/stream_decoder.h</a>"</span>
48 00039
49 00040
50 00077 <span class="keyword">namespace </span>FLAC {
51 00078 <span class="keyword">namespace </span>Decoder {
52 00079
53 <a name="l00099"></a><a class="code" href="classFLAC_1_1Decoder_1_1Stream.html">00099</a> <span class="keyword">class </span>FLACPP_API Stream {
54 00100 <span class="keyword">public</span>:
55 <a name="l00103"></a><a class="code" href="classFLAC_1_1Decoder_1_1Stream_1_1State.html">00103</a> <span class="keyword">class </span>FLACPP_API State {
56 00104 <span class="keyword">public</span>:
57 00105 <span class="keyword">inline</span> State(::<a class="code" href="group__flac__stream__decoder.html#ga50">FLAC__StreamDecoderState</a> state): state_(state) { }
58 00106 <span class="keyword">inline</span> <a class="code" href="group__flac__stream__decoder.html#ga50">operator ::FLAC__StreamDecoderState</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> state_; }
59 00107 <span class="keyword">inline</span> <span class="keyword">const</span> <span class="keywordtype">char</span> *as_cstring()<span class="keyword"> const </span>{ <a class="code" href="group__flac__stream__decoder.html#ga0">return ::FLAC__StreamDecoderStateString</a>[state_]; }
60 00108 <span class="keyword">inline</span> <span class="keyword">const</span> <span class="keywordtype">char</span> *resolved_as_cstring(<span class="keyword">const</span> Stream &amp;decoder)<span class="keyword"> const </span>{ <a class="code" href="group__flac__stream__decoder.html#ga27">return ::FLAC__stream_decoder_get_resolved_state_string</a>(decoder.<a class="code" href="classFLAC_1_1Decoder_1_1Stream.html#FLAC_1_1Decoder_1_1Streamp0">decoder_</a>); }
61 00109 <span class="keyword">protected</span>:<a class="code" href="group__flac__stream__decoder.html#ga50"></a>
62 00110 <a class="code" href="group__flac__stream__decoder.html#ga50"> ::FLAC__StreamDecoderState</a> state_;
63 00111 };
64 00112
65 00113 Stream();
66 00114 <span class="keyword">virtual</span> ~Stream();
67 00115
68 00117
69 00120 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> is_valid() <span class="keyword">const</span>;
70 <a name="l00121"></a><a class="code" href="classFLAC_1_1Decoder_1_1Stream.html#FLAC_1_1Decoder_1_1Streama3">00121</a> <span class="keyword">inline</span> operator bool()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> is_valid(); }
71 00122
72 00123
73 00124 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> set_ogg_serial_number(<span class="keywordtype">long</span> value);
74 00125 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> set_md5_checking(<span class="keywordtype">bool</span> value);
75 00126 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> set_metadata_respond(::<a class="code" href="group__flac__format.html#ga113">FLAC__MetadataType</a> type);
76 00127 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> set_metadata_respond_application(<span class="keyword">const</span> FLAC__byte <span class="keywordtype">id</span>[4]);
77 00128 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> set_metadata_respond_all();
78 00129 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> set_metadata_ignore(::<a class="code" href="group__flac__format.html#ga113">FLAC__MetadataType</a> type);
79 00130 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> set_metadata_ignore_application(<span class="keyword">const</span> FLAC__byte <span class="keywordtype">id</span>[4]);
80 00131 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> set_metadata_ignore_all();
81 00132
82 00133 <span class="comment">/* get_state() is not virtual since we want subclasses to be able to return their own state */</span>
83 00134 State get_state() <span class="keyword">const</span>;
84 00135 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> get_md5_checking() <span class="keyword">const</span>;
85 00136 <span class="keyword">virtual</span> FLAC__uint64 get_total_samples() <span class="keyword">const</span>;
86 00137 <span class="keyword">virtual</span> <span class="keywordtype">unsigned</span> get_channels() <span class="keyword">const</span>;
87 00138 <a class="code" href="group__flac__format.html#ga111">virtual ::FLAC__ChannelAssignment</a> get_channel_assignment() <span class="keyword">const</span>;
88 00139 <span class="keyword">virtual</span> <span class="keywordtype">unsigned</span> get_bits_per_sample() <span class="keyword">const</span>;
89 00140 <span class="keyword">virtual</span> <span class="keywordtype">unsigned</span> get_sample_rate() <span class="keyword">const</span>;
90 00141 <span class="keyword">virtual</span> <span class="keywordtype">unsigned</span> get_blocksize() <span class="keyword">const</span>;
91 00142 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> get_decode_position(FLAC__uint64 *position) <span class="keyword">const</span>;
92 00143
93 00144 <a class="code" href="group__flac__stream__decoder.html#ga51">virtual ::FLAC__StreamDecoderInitStatus</a> init();
94 00145 <a class="code" href="group__flac__stream__decoder.html#ga51">virtual ::FLAC__StreamDecoderInitStatus</a> init_ogg();
95 00146
96 00147 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> finish();
97 00148
98 00149 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> flush();
99 00150 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> reset();
100 00151
101 00152 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> process_single();
102 00153 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> process_until_end_of_metadata();
103 00154 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> process_until_end_of_stream();
104 00155 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> skip_single_frame();
105 00156
106 00157 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> seek_absolute(FLAC__uint64 sample);
107 00158 <span class="keyword">protected</span>:
108 00160 <a class="code" href="group__flac__stream__decoder.html#ga52">virtual ::FLAC__StreamDecoderReadStatus</a> read_callback(FLAC__byte buffer[], size_t *bytes) = 0;
109 00161
110 00163 <a class="code" href="group__flac__stream__decoder.html#ga53">virtual ::FLAC__StreamDecoderSeekStatus</a> seek_callback(FLAC__uint64 absolute_byte_offset);
111 00164
112 00166 <a class="code" href="group__flac__stream__decoder.html#ga54">virtual ::FLAC__StreamDecoderTellStatus</a> tell_callback(FLAC__uint64 *absolute_byte_offset);
113 00167
114 00169 <a class="code" href="group__flac__stream__decoder.html#ga55">virtual ::FLAC__StreamDecoderLengthStatus</a> length_callback(FLAC__uint64 *stream_length);
115 00170
116 00172 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> eof_callback();
117 00173
118 00175 <a class="code" href="group__flac__stream__decoder.html#ga56">virtual ::FLAC__StreamDecoderWriteStatus</a> write_callback(<span class="keyword">const</span> ::<a class="code" href="structFLAC____Frame.html">FLAC__Frame</a> *frame, <span class="keyword">const</span> FLAC__int32 * <span class="keyword">const</span> buffer[]) = 0;
119 00176
120 00178 <span class="keyword">virtual</span> <span class="keywordtype">void</span> metadata_callback(<span class="keyword">const</span> ::<a class="code" href="structFLAC____StreamMetadata.html">FLAC__StreamMetadata</a> *metadata);
121 00179
122 00181 <span class="keyword">virtual</span> <span class="keywordtype">void</span> error_callback(::<a class="code" href="group__flac__stream__decoder.html#ga57">FLAC__StreamDecoderErrorStatus</a> status) = 0;
123 00182
124 00183 <span class="preprocessor">#if (defined _MSC_VER) || (defined __BORLANDC__) || (defined __GNUG__ &amp;&amp; (__GNUG__ &lt; 2 || (__GNUG__ == 2 &amp;&amp; __GNUC_MINOR__ &lt; 96))) || (defined __SUNPRO_CC)</span>
125 00184 <span class="preprocessor"></span> <span class="comment">// lame hack: some MSVC/GCC versions can't see a protected decoder_ from nested State::resolved_as_cstring()</span>
126 00185 <span class="keyword">friend</span> State;
127 00186 <span class="preprocessor">#endif</span>
128 00187 <span class="preprocessor"></span> ::FLAC__StreamDecoder *decoder_;
129 00188
130 00189 <a class="code" href="group__flac__stream__decoder.html#ga52">static ::FLAC__StreamDecoderReadStatus</a> read_callback_(<span class="keyword">const</span> ::<a class="code" href="structFLAC____StreamDecoder.html">FLAC__StreamDecoder</a> *decoder, FLAC__byte buffer[], size_t *bytes, <span class="keywordtype">void</span> *client_data);
131 00190 <a class="code" href="group__flac__stream__decoder.html#ga53">static ::FLAC__StreamDecoderSeekStatus</a> seek_callback_(<span class="keyword">const</span> ::<a class="code" href="structFLAC____StreamDecoder.html">FLAC__StreamDecoder</a> *decoder, FLAC__uint64 absolute_byte_offset, <span class="keywordtype">void</span> *client_data);
132 00191 <a class="code" href="group__flac__stream__decoder.html#ga54">static ::FLAC__StreamDecoderTellStatus</a> tell_callback_(<span class="keyword">const</span> ::<a class="code" href="structFLAC____StreamDecoder.html">FLAC__StreamDecoder</a> *decoder, FLAC__uint64 *absolute_byte_offset, <span class="keywordtype">void</span> *client_data);
133 00192 <a class="code" href="group__flac__stream__decoder.html#ga55">static ::FLAC__StreamDecoderLengthStatus</a> length_callback_(<span class="keyword">const</span> ::<a class="code" href="structFLAC____StreamDecoder.html">FLAC__StreamDecoder</a> *decoder, FLAC__uint64 *stream_length, <span class="keywordtype">void</span> *client_data);
134 00193 <span class="keyword">static</span> FLAC__bool eof_callback_(<span class="keyword">const</span> ::<a class="code" href="structFLAC____StreamDecoder.html">FLAC__StreamDecoder</a> *decoder, <span class="keywordtype">void</span> *client_data);
135 00194 <a class="code" href="group__flac__stream__decoder.html#ga56">static ::FLAC__StreamDecoderWriteStatus</a> write_callback_(<span class="keyword">const</span> ::<a class="code" href="structFLAC____StreamDecoder.html">FLAC__StreamDecoder</a> *decoder, <span class="keyword">const</span> ::<a class="code" href="structFLAC____Frame.html">FLAC__Frame</a> *frame, <span class="keyword">const</span> FLAC__int32 * <span class="keyword">const</span> buffer[], <span class="keywordtype">void</span> *client_data);
136 00195 <span class="keyword">static</span> <span class="keywordtype">void</span> metadata_callback_(<span class="keyword">const</span> ::<a class="code" href="structFLAC____StreamDecoder.html">FLAC__StreamDecoder</a> *decoder, <span class="keyword">const</span> ::<a class="code" href="structFLAC____StreamMetadata.html">FLAC__StreamMetadata</a> *metadata, <span class="keywordtype">void</span> *client_data);
137 00196 <span class="keyword">static</span> <span class="keywordtype">void</span> error_callback_(<span class="keyword">const</span> ::<a class="code" href="structFLAC____StreamDecoder.html">FLAC__StreamDecoder</a> *decoder, ::<a class="code" href="group__flac__stream__decoder.html#ga57">FLAC__StreamDecoderErrorStatus</a> status, <span class="keywordtype">void</span> *client_data);
138 00197 <span class="keyword">private</span>:
139 00198 <span class="comment">// Private and undefined so you can't use them:</span>
140 00199 Stream(<span class="keyword">const</span> Stream &amp;);
141 00200 <span class="keywordtype">void</span> operator=(<span class="keyword">const</span> Stream &amp;);
142 00201 };
143 00202
144 <a name="l00222"></a><a class="code" href="classFLAC_1_1Decoder_1_1File.html">00222</a> <span class="keyword">class </span>FLACPP_API File: <span class="keyword">public</span> Stream {
145 00223 <span class="keyword">public</span>:
146 00224 File();
147 00225 <span class="keyword">virtual</span> ~File();
148 00226
149 00227 <a class="code" href="group__flac__stream__decoder.html#ga51">virtual ::FLAC__StreamDecoderInitStatus</a> init(FILE *file);
150 00228 <a class="code" href="group__flac__stream__decoder.html#ga51">virtual ::FLAC__StreamDecoderInitStatus</a> init(<span class="keyword">const</span> <span class="keywordtype">char</span> *filename);
151 00229 <a class="code" href="group__flac__stream__decoder.html#ga51">virtual ::FLAC__StreamDecoderInitStatus</a> init(<span class="keyword">const</span> std::string &amp;filename);
152 00230 <a class="code" href="group__flac__stream__decoder.html#ga51">virtual ::FLAC__StreamDecoderInitStatus</a> init_ogg(FILE *file);
153 00231 <a class="code" href="group__flac__stream__decoder.html#ga51">virtual ::FLAC__StreamDecoderInitStatus</a> init_ogg(<span class="keyword">const</span> <span class="keywordtype">char</span> *filename);
154 00232 <a class="code" href="group__flac__stream__decoder.html#ga51">virtual ::FLAC__StreamDecoderInitStatus</a> init_ogg(<span class="keyword">const</span> std::string &amp;filename);
155 00233 <span class="keyword">protected</span>:
156 00234 <span class="comment">// this is a dummy implementation to satisfy the pure virtual in Stream that is actually supplied internally by the C layer</span>
157 00235 <a class="code" href="group__flac__stream__decoder.html#ga52">virtual ::FLAC__StreamDecoderReadStatus</a> read_callback(FLAC__byte buffer[], size_t *bytes);
158 00236 <span class="keyword">private</span>:
159 00237 <span class="comment">// Private and undefined so you can't use them:</span>
160 00238 File(<span class="keyword">const</span> File &amp;);
161 00239 <span class="keywordtype">void</span> operator=(<span class="keyword">const</span> File &amp;);
162 00240 };
163 00241
164 00242 }
165 00243 }
166 00244
167 00245 <span class="preprocessor">#endif</span>
168 </pre></div>
169 <hr size="1">
170 <div class="copyright">
171 <!-- @@@ oh so hacky -->
172 <table>
173 <tr>
174 <td align="left">
175 Copyright (c) 2000,2001,2002,2003,2004,2005,2006,2007 Josh Coalson
176 </td>
177 <td width="1%" align="right">
178 <a href="http://sourceforge.net"><img src="http://sflogo.sourceforge.net/sflogo.php?group_id=13478&amp;type=1" width="88" height="31" border="0" alt="SourceForge.net Logo" /></a>
179 </td>
180 </tr>
181 </table>
182 </div>
183 <!-- Copyright (c) 2000,2001,2002,2003,2004,2005,2006,2007 Josh Coalson -->
184 <!-- Permission is granted to copy, distribute and/or modify this document -->
185 <!-- under the terms of the GNU Free Documentation License, Version 1.1 -->
186 <!-- or any later version published by the Free Software Foundation; -->
187 <!-- with no invariant sections. -->
188 <!-- A copy of the license can be found at http://www.gnu.org/copyleft/fdl.html -->
189 </body>
190 </html>