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<title>FLAC: include/FLAC++/decoder.h Source File</title>
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<a class="el" href="dir_000000.html">include</a> / <a class="el" href="dir_000001.html">FLAC++</a></div>
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<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>
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00002 <span class="comment"> * Copyright (C) 2002,2003,2004,2005,2006,2007 Josh Coalson</span>
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00003 <span class="comment"> *</span>
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00004 <span class="comment"> * Redistribution and use in source and binary forms, with or without</span>
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00005 <span class="comment"> * modification, are permitted provided that the following conditions</span>
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00006 <span class="comment"> * are met:</span>
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00007 <span class="comment"> *</span>
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00008 <span class="comment"> * - Redistributions of source code must retain the above copyright</span>
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00009 <span class="comment"> * notice, this list of conditions and the following disclaimer.</span>
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00010 <span class="comment"> *</span>
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00011 <span class="comment"> * - Redistributions in binary form must reproduce the above copyright</span>
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00012 <span class="comment"> * notice, this list of conditions and the following disclaimer in the</span>
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00013 <span class="comment"> * documentation and/or other materials provided with the distribution.</span>
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00014 <span class="comment"> *</span>
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00015 <span class="comment"> * - Neither the name of the Xiph.org Foundation nor the names of its</span>
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00016 <span class="comment"> * contributors may be used to endorse or promote products derived from</span>
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00017 <span class="comment"> * this software without specific prior written permission.</span>
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00018 <span class="comment"> *</span>
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00019 <span class="comment"> * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS</span>
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00020 <span class="comment"> * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT</span>
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00021 <span class="comment"> * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR</span>
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00022 <span class="comment"> * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR</span>
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00023 <span class="comment"> * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,</span>
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00024 <span class="comment"> * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,</span>
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00025 <span class="comment"> * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR</span>
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00026 <span class="comment"> * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF</span>
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00027 <span class="comment"> * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING</span>
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00028 <span class="comment"> * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS</span>
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00029 <span class="comment"> * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span>
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00030 <span class="comment"> */</span>
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00032 <span class="preprocessor">#ifndef FLACPP__DECODER_H</span>
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00033 <span class="preprocessor"></span><span class="preprocessor">#define FLACPP__DECODER_H</span>
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00034 <span class="preprocessor"></span>
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00035 <span class="preprocessor">#include "<a class="code" href="+_2export_8h.html">export.h</a>"</span>
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00037 <span class="preprocessor">#include <string></span>
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00038 <span class="preprocessor">#include "<a class="code" href="stream__decoder_8h.html">FLAC/stream_decoder.h</a>"</span>
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00077 <span class="keyword">namespace </span>FLAC {
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00078 <span class="keyword">namespace </span>Decoder {
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<a name="l00099"></a><a class="code" href="classFLAC_1_1Decoder_1_1Stream.html">00099</a> <span class="keyword">class </span>FLACPP_API Stream {
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00100 <span class="keyword">public</span>:
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<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 {
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00104 <span class="keyword">public</span>:
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00105 <span class="keyword">inline</span> State(::<a class="code" href="group__flac__stream__decoder.html#ga50">FLAC__StreamDecoderState</a> state): state_(state) { }
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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_; }
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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_]; }
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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 &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>); }
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00109 <span class="keyword">protected</span>:<a class="code" href="group__flac__stream__decoder.html#ga50"></a>
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00110 <a class="code" href="group__flac__stream__decoder.html#ga50"> ::FLAC__StreamDecoderState</a> state_;
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00114 <span class="keyword">virtual</span> ~Stream();
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00120 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> is_valid() <span class="keyword">const</span>;
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<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(); }
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00124 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> set_ogg_serial_number(<span class="keywordtype">long</span> value);
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00125 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> set_md5_checking(<span class="keywordtype">bool</span> value);
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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);
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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]);
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00128 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> set_metadata_respond_all();
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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);
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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]);
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00131 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> set_metadata_ignore_all();
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00133 <span class="comment">/* get_state() is not virtual since we want subclasses to be able to return their own state */</span>
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00134 State get_state() <span class="keyword">const</span>;
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00135 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> get_md5_checking() <span class="keyword">const</span>;
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00136 <span class="keyword">virtual</span> FLAC__uint64 get_total_samples() <span class="keyword">const</span>;
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00137 <span class="keyword">virtual</span> <span class="keywordtype">unsigned</span> get_channels() <span class="keyword">const</span>;
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00138 <a class="code" href="group__flac__format.html#ga111">virtual ::FLAC__ChannelAssignment</a> get_channel_assignment() <span class="keyword">const</span>;
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00139 <span class="keyword">virtual</span> <span class="keywordtype">unsigned</span> get_bits_per_sample() <span class="keyword">const</span>;
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00140 <span class="keyword">virtual</span> <span class="keywordtype">unsigned</span> get_sample_rate() <span class="keyword">const</span>;
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00141 <span class="keyword">virtual</span> <span class="keywordtype">unsigned</span> get_blocksize() <span class="keyword">const</span>;
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00142 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> get_decode_position(FLAC__uint64 *position) <span class="keyword">const</span>;
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00144 <a class="code" href="group__flac__stream__decoder.html#ga51">virtual ::FLAC__StreamDecoderInitStatus</a> init();
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00145 <a class="code" href="group__flac__stream__decoder.html#ga51">virtual ::FLAC__StreamDecoderInitStatus</a> init_ogg();
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00147 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> finish();
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00149 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> flush();
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00150 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> reset();
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00152 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> process_single();
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00153 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> process_until_end_of_metadata();
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00154 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> process_until_end_of_stream();
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00155 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> skip_single_frame();
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00157 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> seek_absolute(FLAC__uint64 sample);
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00158 <span class="keyword">protected</span>:
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00160 <a class="code" href="group__flac__stream__decoder.html#ga52">virtual ::FLAC__StreamDecoderReadStatus</a> read_callback(FLAC__byte buffer[], size_t *bytes) = 0;
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00163 <a class="code" href="group__flac__stream__decoder.html#ga53">virtual ::FLAC__StreamDecoderSeekStatus</a> seek_callback(FLAC__uint64 absolute_byte_offset);
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00166 <a class="code" href="group__flac__stream__decoder.html#ga54">virtual ::FLAC__StreamDecoderTellStatus</a> tell_callback(FLAC__uint64 *absolute_byte_offset);
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00169 <a class="code" href="group__flac__stream__decoder.html#ga55">virtual ::FLAC__StreamDecoderLengthStatus</a> length_callback(FLAC__uint64 *stream_length);
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00172 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> eof_callback();
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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;
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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);
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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;
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00183 <span class="preprocessor">#if (defined _MSC_VER) || (defined __BORLANDC__) || (defined __GNUG__ && (__GNUG__ < 2 || (__GNUG__ == 2 && __GNUC_MINOR__ < 96))) || (defined __SUNPRO_CC)</span>
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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>
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00185 <span class="keyword">friend</span> State;
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00186 <span class="preprocessor">#endif</span>
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00187 <span class="preprocessor"></span> ::FLAC__StreamDecoder *decoder_;
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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);
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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);
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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);
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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);
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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);
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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);
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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);
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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);
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00197 <span class="keyword">private</span>:
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00198 <span class="comment">// Private and undefined so you can't use them:</span>
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00199 Stream(<span class="keyword">const</span> Stream &);
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00200 <span class="keywordtype">void</span> operator=(<span class="keyword">const</span> Stream &);
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<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 {
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00223 <span class="keyword">public</span>:
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00225 <span class="keyword">virtual</span> ~File();
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00227 <a class="code" href="group__flac__stream__decoder.html#ga51">virtual ::FLAC__StreamDecoderInitStatus</a> init(FILE *file);
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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);
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00229 <a class="code" href="group__flac__stream__decoder.html#ga51">virtual ::FLAC__StreamDecoderInitStatus</a> init(<span class="keyword">const</span> std::string &filename);
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00230 <a class="code" href="group__flac__stream__decoder.html#ga51">virtual ::FLAC__StreamDecoderInitStatus</a> init_ogg(FILE *file);
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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);
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00232 <a class="code" href="group__flac__stream__decoder.html#ga51">virtual ::FLAC__StreamDecoderInitStatus</a> init_ogg(<span class="keyword">const</span> std::string &filename);
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00233 <span class="keyword">protected</span>:
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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>
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00235 <a class="code" href="group__flac__stream__decoder.html#ga52">virtual ::FLAC__StreamDecoderReadStatus</a> read_callback(FLAC__byte buffer[], size_t *bytes);
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00236 <span class="keyword">private</span>:
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00237 <span class="comment">// Private and undefined so you can't use them:</span>
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00238 File(<span class="keyword">const</span> File &);
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00239 <span class="keywordtype">void</span> operator=(<span class="keyword">const</span> File &);
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00245 <span class="preprocessor">#endif</span>
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<!-- @@@ oh so hacky -->
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Copyright (c) 2000,2001,2002,2003,2004,2005,2006,2007 Josh Coalson
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