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Dirac - A Video Codec
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Created by the <a href="http://www.bbc.co.uk">British Broadcasting Corporation</a>.
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<h1>pic_io.h</h1><a href="a00211.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* ***** BEGIN LICENSE BLOCK *****</span>
<a name="l00002"></a>00002 <span class="comment">*</span>
<a name="l00003"></a>00003 <span class="comment">* $Id: pic_io.h,v 1.19 2008/06/19 10:17:17 tjdwave Exp $ $Name: Dirac_1_0_2 $</span>
<a name="l00004"></a>00004 <span class="comment">*</span>
<a name="l00005"></a>00005 <span class="comment">* Version: MPL 1.1/GPL 2.0/LGPL 2.1</span>
<a name="l00006"></a>00006 <span class="comment">*</span>
<a name="l00007"></a>00007 <span class="comment">* The contents of this file are subject to the Mozilla Public License</span>
<a name="l00008"></a>00008 <span class="comment">* Version 1.1 (the "License"); you may not use this file except in compliance</span>
<a name="l00009"></a>00009 <span class="comment">* with the License. You may obtain a copy of the License at</span>
<a name="l00010"></a>00010 <span class="comment">* http://www.mozilla.org/MPL/</span>
<a name="l00011"></a>00011 <span class="comment">*</span>
<a name="l00012"></a>00012 <span class="comment">* Software distributed under the License is distributed on an "AS IS" basis,</span>
<a name="l00013"></a>00013 <span class="comment">* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for</span>
<a name="l00014"></a>00014 <span class="comment">* the specific language governing rights and limitations under the License.</span>
<a name="l00015"></a>00015 <span class="comment">*</span>
<a name="l00016"></a>00016 <span class="comment">* The Original Code is BBC Research and Development code.</span>
<a name="l00017"></a>00017 <span class="comment">*</span>
<a name="l00018"></a>00018 <span class="comment">* The Initial Developer of the Original Code is the British Broadcasting</span>
<a name="l00019"></a>00019 <span class="comment">* Corporation.</span>
<a name="l00020"></a>00020 <span class="comment">* Portions created by the Initial Developer are Copyright (C) 2004.</span>
<a name="l00021"></a>00021 <span class="comment">* All Rights Reserved.</span>
<a name="l00022"></a>00022 <span class="comment">*</span>
<a name="l00023"></a>00023 <span class="comment">* Contributor(s): Thomas Davies (Original Author),</span>
<a name="l00024"></a>00024 <span class="comment">* Scott Robert Ladd,</span>
<a name="l00025"></a>00025 <span class="comment">* Stuart Cunningham,</span>
<a name="l00026"></a>00026 <span class="comment">* Tim Borer,</span>
<a name="l00027"></a>00027 <span class="comment">* Anuradha Suraparaju</span>
<a name="l00028"></a>00028 <span class="comment">*</span>
<a name="l00029"></a>00029 <span class="comment">* Alternatively, the contents of this file may be used under the terms of</span>
<a name="l00030"></a>00030 <span class="comment">* the GNU General Public License Version 2 (the "GPL"), or the GNU Lesser</span>
<a name="l00031"></a>00031 <span class="comment">* Public License Version 2.1 (the "LGPL"), in which case the provisions of</span>
<a name="l00032"></a>00032 <span class="comment">* the GPL or the LGPL are applicable instead of those above. If you wish to</span>
<a name="l00033"></a>00033 <span class="comment">* allow use of your version of this file only under the terms of the either</span>
<a name="l00034"></a>00034 <span class="comment">* the GPL or LGPL and not to allow others to use your version of this file</span>
<a name="l00035"></a>00035 <span class="comment">* under the MPL, indicate your decision by deleting the provisions above</span>
<a name="l00036"></a>00036 <span class="comment">* and replace them with the notice and other provisions required by the GPL</span>
<a name="l00037"></a>00037 <span class="comment">* or LGPL. If you do not delete the provisions above, a recipient may use</span>
<a name="l00038"></a>00038 <span class="comment">* your version of this file under the terms of any one of the MPL, the GPL</span>
<a name="l00039"></a>00039 <span class="comment">* or the LGPL.</span>
<a name="l00040"></a>00040 <span class="comment">* ***** END LICENSE BLOCK ***** */</span>
<a name="l00041"></a>00041
<a name="l00042"></a>00042 <span class="preprocessor">#ifndef _PIC_IO_H_</span>
<a name="l00043"></a>00043 <span class="preprocessor"></span><span class="preprocessor">#define _PIC_IO_H_</span>
<a name="l00044"></a>00044 <span class="preprocessor"></span>
<a name="l00045"></a>00045 <span class="preprocessor">#include <iostream></span>
<a name="l00046"></a>00046 <span class="preprocessor">#include <fstream></span>
<a name="l00047"></a>00047 <span class="preprocessor">#include <streambuf></span>
<a name="l00048"></a>00048
<a name="l00049"></a>00049 <span class="preprocessor">#include <<a class="code" href="a00171.html">libdirac_common/common.h</a>></span>
<a name="l00050"></a>00050 <span class="preprocessor">#include <<a class="code" href="a00212.html">libdirac_common/picture.h</a>></span>
<a name="l00051"></a>00051
<a name="l00052"></a>00052 <span class="keyword">namespace </span>dirac
<a name="l00053"></a>00053 {
<a name="l00054"></a>00054
<a name="l00056"></a>00056 <span class="comment">//--------------------------------------//</span>
<a name="l00057"></a>00057 <span class="comment">//- -//</span>
<a name="l00058"></a>00058 <span class="comment">//-Uncompressed picture file IO wrapper-//</span>
<a name="l00059"></a>00059 <span class="comment">//- -//</span>
<a name="l00060"></a>00060 <span class="comment">//--------------------------------------//</span>
<a name="l00062"></a>00062 <span class="comment"></span>
<a name="l00063"></a>00063 <span class="comment">// Stream classes for writing/reading frames of uncompressed/decoded data</span>
<a name="l00064"></a>00064 <span class="comment">// to stream. Streams currently supported are Memory based streams and</span>
<a name="l00065"></a>00065 <span class="comment">// File based streams. These classes need further restructuring.</span>
<a name="l00066"></a>00066 <span class="comment">// Anu - 19-11-2004</span>
<a name="l00067"></a>00067
<a name="l00068"></a>00068 <span class="comment">// Subclass these to provide functionality for different file formats and</span>
<a name="l00069"></a>00069 <span class="comment">// for streaming.</span>
<a name="l00070"></a>00070
<a name="l00071"></a>00071
<a name="l00073"></a>00073
<a name="l00074"></a>00074
<a name="l00078"></a><a class="code" href="a00139.html">00078</a> <span class="keyword">class </span><a class="code" href="a00139.html" title="Class for outputting pictures.">StreamPicOutput</a>
<a name="l00079"></a>00079 {
<a name="l00080"></a>00080 <span class="keyword">public</span>:
<a name="l00082"></a>00082
<a name="l00087"></a>00087 <a class="code" href="a00139.html#2dc366e453450edf4a8d6236434f35e6" title="Body-less default Constructor.">StreamPicOutput</a>( std::ostream* op_ptr, <span class="keyword">const</span> <a class="code" href="a00131.html" title="Parameters relating to the source material being encoded/decoded.">SourceParams</a>& sp);
<a name="l00088"></a>00088
<a name="l00090"></a>00090 <span class="keyword">virtual</span> <a class="code" href="a00139.html#a68bba4533814ba64c2da841604a6d58" title="virtual Destructor">~StreamPicOutput</a>();
<a name="l00091"></a>00091
<a name="l00093"></a>00093 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="a00139.html#f46fd0fd7a10e6400343e8b014843d78" title="Write a picture to the next frame to be output.">WriteToNextFrame</a>(<span class="keyword">const</span> <a class="code" href="a00108.html" title="A class for encapsulating all the data relating to a picture.">Picture</a>& myframe) = 0;
<a name="l00094"></a>00094
<a name="l00096"></a><a class="code" href="a00139.html#8b2e93372c8e06636bcfe82d7f97704e">00096</a> <a class="code" href="a00131.html" title="Parameters relating to the source material being encoded/decoded.">SourceParams</a>& <a class="code" href="a00139.html#8b2e93372c8e06636bcfe82d7f97704e" title="Get the source parameters.">GetSourceParams</a>() {<span class="keywordflow">return</span> <a class="code" href="a00139.html#339468a6bca6ef001028550f222875dd" title="Source parameters.">m_sparams</a>;}
<a name="l00097"></a>00097
<a name="l00098"></a>00098 <span class="keyword">protected</span>:
<a name="l00100"></a><a class="code" href="a00139.html#339468a6bca6ef001028550f222875dd">00100</a> <a class="code" href="a00131.html" title="Parameters relating to the source material being encoded/decoded.">SourceParams</a> <a class="code" href="a00139.html#339468a6bca6ef001028550f222875dd" title="Source parameters.">m_sparams</a>;
<a name="l00102"></a><a class="code" href="a00139.html#7ca9c384143e1b426d97eef5fbc8fd6b">00102</a> std::ostream* <a class="code" href="a00139.html#7ca9c384143e1b426d97eef5fbc8fd6b" title="Output stream.">m_op_pic_ptr</a>;
<a name="l00103"></a>00103
<a name="l00105"></a>00105 <a class="code" href="a00139.html#2dc366e453450edf4a8d6236434f35e6" title="Body-less default Constructor.">StreamPicOutput</a>();
<a name="l00106"></a>00106 <span class="keyword">private</span>:
<a name="l00107"></a>00107
<a name="l00108"></a>00108 };
<a name="l00109"></a>00109
<a name="l00110"></a><a class="code" href="a00137.html">00110</a> <span class="keyword">class </span><a class="code" href="a00137.html">StreamFrameOutput</a> : <span class="keyword">public</span> <a class="code" href="a00139.html" title="Class for outputting pictures.">StreamPicOutput</a>
<a name="l00111"></a>00111 {
<a name="l00112"></a>00112 <span class="keyword">public</span>:
<a name="l00113"></a>00113
<a name="l00119"></a>00119 <a class="code" href="a00137.html#98c526844eba68c9adfc1c1752149885" title="Body-less Default Constructor.">StreamFrameOutput</a>( std::ostream *op_ptr, <span class="keyword">const</span> <a class="code" href="a00131.html" title="Parameters relating to the source material being encoded/decoded.">SourceParams</a>& sp);
<a name="l00120"></a>00120
<a name="l00122"></a>00122 <span class="keyword">virtual</span> <a class="code" href="a00137.html#fe2fff5cddbdc95b54cca41fd302df6a" title="virtual Destructor">~StreamFrameOutput</a>();
<a name="l00123"></a>00123
<a name="l00125"></a>00125 <span class="keywordtype">bool</span> <a class="code" href="a00137.html#b14c05b50042310129f4bf41d7a0a140" title="Write the next frame to the output.">WriteToNextFrame</a>(<span class="keyword">const</span> <a class="code" href="a00108.html" title="A class for encapsulating all the data relating to a picture.">Picture</a>& myframe);
<a name="l00126"></a>00126
<a name="l00127"></a>00127 <span class="keyword">protected</span>:
<a name="l00129"></a>00129 <span class="keywordtype">bool</span> <a class="code" href="a00137.html#dcf1867006299290f1c1a70e11a6aa51" title="Write a frame component to file.">WriteFrameComponent</a>(<span class="keyword">const</span> <a class="code" href="a00107.html" title="A class for picture component data.">PicArray</a>& pic_data,
<a name="l00130"></a>00130 <span class="keyword">const</span> <a class="code" href="a00234.html#39dd89c4c7484412efd87d41548271cd" title="Types of picture component.">CompSort</a>& cs);
<a name="l00131"></a>00131 <span class="keyword">private</span>:
<a name="l00133"></a>00133 <a class="code" href="a00137.html#98c526844eba68c9adfc1c1752149885" title="Body-less Default Constructor.">StreamFrameOutput</a>();
<a name="l00134"></a>00134 };
<a name="l00135"></a>00135
<a name="l00136"></a><a class="code" href="a00135.html">00136</a> <span class="keyword">class </span><a class="code" href="a00135.html">StreamFieldOutput</a> : <span class="keyword">public</span> <a class="code" href="a00139.html" title="Class for outputting pictures.">StreamPicOutput</a>
<a name="l00137"></a>00137 {
<a name="l00138"></a>00138 <span class="keyword">public</span>:
<a name="l00140"></a>00140
<a name="l00145"></a>00145 <a class="code" href="a00135.html#1cfc6046da039e94408a808c5e002f1c" title="Body-less Default Constructor.">StreamFieldOutput</a>( std::ostream *op_ptr, <span class="keyword">const</span> <a class="code" href="a00131.html" title="Parameters relating to the source material being encoded/decoded.">SourceParams</a>& sp);
<a name="l00146"></a>00146
<a name="l00148"></a>00148 <span class="keyword">virtual</span> <a class="code" href="a00135.html#753d275df856b8a469de448becfabd71" title="virtual Destructor">~StreamFieldOutput</a>();
<a name="l00149"></a>00149
<a name="l00151"></a>00151 <span class="keywordtype">bool</span> <a class="code" href="a00135.html#3cb2983308a9e22999dec5529c536e46" title="Write a field to the next frame to be output.">WriteToNextFrame</a>(<span class="keyword">const</span> <a class="code" href="a00108.html" title="A class for encapsulating all the data relating to a picture.">Picture</a>& myfield);
<a name="l00152"></a>00152
<a name="l00153"></a>00153 <span class="keyword">protected</span>:
<a name="l00155"></a>00155 <span class="keywordtype">bool</span> <a class="code" href="a00135.html#25aca4df529fbc6252fedba695381bf4" title="Write a field component to file.">WriteFieldComponent</a>(<span class="keyword">const</span> <a class="code" href="a00107.html" title="A class for picture component data.">PicArray</a>& pic_data,
<a name="l00156"></a>00156 <span class="keywordtype">int</span> field_num,
<a name="l00157"></a>00157 <span class="keyword">const</span> <a class="code" href="a00234.html#39dd89c4c7484412efd87d41548271cd" title="Types of picture component.">CompSort</a>& cs);
<a name="l00158"></a>00158
<a name="l00159"></a>00159 <span class="keyword">private</span>:
<a name="l00161"></a>00161 <a class="code" href="a00135.html#1cfc6046da039e94408a808c5e002f1c" title="Body-less Default Constructor.">StreamFieldOutput</a>();
<a name="l00162"></a><a class="code" href="a00135.html#6de1d6d002d232b5fdb3d2331a6358d7">00162</a> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *<a class="code" href="a00135.html#6de1d6d002d232b5fdb3d2331a6358d7">m_frame_store</a>;
<a name="l00163"></a>00163 };
<a name="l00164"></a>00164
<a name="l00168"></a><a class="code" href="a00084.html">00168</a> <span class="keyword">class </span><a class="code" href="a00084.html">MemoryStreamOutput</a>
<a name="l00169"></a>00169 {
<a name="l00170"></a>00170 <span class="keyword">public</span>:
<a name="l00172"></a>00172 <a class="code" href="a00084.html#1ad8f6e62210279eca139acd37bf27e5" title="Body-less default Constructor.">MemoryStreamOutput</a>(<a class="code" href="a00131.html" title="Parameters relating to the source material being encoded/decoded.">SourceParams</a> &sparams, <span class="keywordtype">bool</span> interlace);
<a name="l00173"></a>00173
<a name="l00175"></a>00175 <a class="code" href="a00084.html#3e29fc1ffe3dfdcc0766f7e2222a77f1" title="Destructor.">~MemoryStreamOutput</a>();
<a name="l00176"></a>00176
<a name="l00178"></a><a class="code" href="a00084.html#c0ae69e64624dfcf129eec2d64802b27">00178</a> <a class="code" href="a00131.html" title="Parameters relating to the source material being encoded/decoded.">SourceParams</a>& <a class="code" href="a00084.html#c0ae69e64624dfcf129eec2d64802b27" title="Get source parameters.">GetSourceParams</a>()
<a name="l00179"></a>00179 { <span class="keywordflow">return</span> <a class="code" href="a00084.html#3e6e204ffd04ba13a4a02138eb80242b" title="Pic output Stream.">m_op_pic_str</a>-><a class="code" href="a00139.html#8b2e93372c8e06636bcfe82d7f97704e" title="Get the source parameters.">GetSourceParams</a>();}
<a name="l00180"></a>00180
<a name="l00181"></a><a class="code" href="a00084.html#c84208785638a0e887e1f092bab73065">00181</a> <a class="code" href="a00139.html" title="Class for outputting pictures.">StreamPicOutput</a> *<a class="code" href="a00084.html#c84208785638a0e887e1f092bab73065">GetStream</a>() { <span class="keywordflow">return</span> <a class="code" href="a00084.html#3e6e204ffd04ba13a4a02138eb80242b" title="Pic output Stream.">m_op_pic_str</a>; }
<a name="l00183"></a>00183 <span class="keywordtype">void</span> <a class="code" href="a00084.html#e2122c684704e7bded5eac87daa7b966" title="Set the memory buffer to write the data to.">SetMembufReference</a> (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *buf, <span class="keywordtype">int</span> buf_size);
<a name="l00184"></a>00184
<a name="l00185"></a>00185 <span class="keyword">protected</span>:
<a name="l00187"></a>00187 <a class="code" href="a00084.html#1ad8f6e62210279eca139acd37bf27e5" title="Body-less default Constructor.">MemoryStreamOutput</a>();
<a name="l00189"></a>00189 <a class="code" href="a00084.html#1ad8f6e62210279eca139acd37bf27e5" title="Body-less default Constructor.">MemoryStreamOutput</a>(<span class="keyword">const</span> <a class="code" href="a00084.html">MemoryStreamOutput</a>&);
<a name="l00191"></a>00191 <a class="code" href="a00084.html">MemoryStreamOutput</a> & <a class="code" href="a00084.html#db896369c2e68fced75abf5d817bd6f9" title="Body-less assignment operator.">operator =</a>(<span class="keyword">const</span> <a class="code" href="a00084.html">MemoryStreamOutput</a>&);
<a name="l00192"></a>00192
<a name="l00193"></a>00193 <span class="keyword">protected</span>:
<a name="l00194"></a>00194
<a name="l00196"></a><a class="code" href="a00099.html">00196</a> <span class="keyword">class </span><a class="code" href="a00099.html" title="local memory buffer">OutputMemoryBuffer</a> : <span class="keyword">public</span> std::streambuf
<a name="l00197"></a>00197 {
<a name="l00198"></a>00198 <span class="keyword">public</span>:
<a name="l00200"></a><a class="code" href="a00099.html#d9058a7475efcf2f9de6ce2ce29d0cb8">00200</a> <a class="code" href="a00099.html#d9058a7475efcf2f9de6ce2ce29d0cb8" title="Memory buffer constructor.">OutputMemoryBuffer</a> () :
<a name="l00201"></a>00201 <a class="code" href="a00099.html#18aeaada46ec0955b4b2a053a2a1dee1" title="Memory buffer to write data to.">m_op_buf</a>(0),
<a name="l00202"></a>00202 <a class="code" href="a00099.html#18434d303aa59a54dccaffbc7acaf7bb" title="Memory buffer size.">m_op_buf_size</a>(0),
<a name="l00203"></a>00203 <a class="code" href="a00099.html#2af59ae5e90dac473e2f21225483b81e" title="Index of first available byte in buffer.">m_op_idx</a>(0)
<a name="l00204"></a>00204 {}
<a name="l00205"></a>00205
<a name="l00207"></a>00207
<a name="l00211"></a><a class="code" href="a00099.html#c03f8c42e0091de0ce726eadb1b8a6bf">00211</a> <span class="keywordtype">void</span> <a class="code" href="a00099.html#c03f8c42e0091de0ce726eadb1b8a6bf" title="Set the buffer variables.">SetMembufReference</a> (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *buffer, <span class="keywordtype">int</span> buffer_size)
<a name="l00212"></a>00212 {
<a name="l00213"></a>00213 <a class="code" href="a00099.html#18aeaada46ec0955b4b2a053a2a1dee1" title="Memory buffer to write data to.">m_op_buf</a> = buffer;
<a name="l00214"></a>00214 <a class="code" href="a00099.html#18434d303aa59a54dccaffbc7acaf7bb" title="Memory buffer size.">m_op_buf_size</a> = buffer_size;
<a name="l00215"></a>00215 <a class="code" href="a00099.html#2af59ae5e90dac473e2f21225483b81e" title="Index of first available byte in buffer.">m_op_idx</a> = 0;
<a name="l00216"></a>00216 }
<a name="l00217"></a>00217
<a name="l00218"></a>00218 <span class="keyword">protected</span>:
<a name="l00220"></a><a class="code" href="a00099.html#18aeaada46ec0955b4b2a053a2a1dee1">00220</a> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *<a class="code" href="a00099.html#18aeaada46ec0955b4b2a053a2a1dee1" title="Memory buffer to write data to.">m_op_buf</a>;
<a name="l00222"></a><a class="code" href="a00099.html#18434d303aa59a54dccaffbc7acaf7bb">00222</a> <span class="keywordtype">int</span> <a class="code" href="a00099.html#18434d303aa59a54dccaffbc7acaf7bb" title="Memory buffer size.">m_op_buf_size</a>;
<a name="l00224"></a><a class="code" href="a00099.html#2af59ae5e90dac473e2f21225483b81e">00224</a> <span class="keywordtype">int</span> <a class="code" href="a00099.html#2af59ae5e90dac473e2f21225483b81e" title="Index of first available byte in buffer.">m_op_idx</a>;
<a name="l00225"></a>00225
<a name="l00227"></a><a class="code" href="a00099.html#400eca756c9a927c178c2b4c78adcfee">00227</a> <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="a00099.html#400eca756c9a927c178c2b4c78adcfee" title="Write Overflow method to write one char at a time.">overflow</a> (<span class="keywordtype">int</span> c)
<a name="l00228"></a>00228 {
<a name="l00229"></a>00229 <span class="keywordflow">if</span> ( c != EOF)
<a name="l00230"></a>00230 {
<a name="l00231"></a>00231 <span class="keywordflow">if</span> (<a class="code" href="a00099.html#2af59ae5e90dac473e2f21225483b81e" title="Index of first available byte in buffer.">m_op_idx</a> == <a class="code" href="a00099.html#18434d303aa59a54dccaffbc7acaf7bb" title="Memory buffer size.">m_op_buf_size</a>)
<a name="l00232"></a>00232 <span class="keywordflow">return</span> EOF;
<a name="l00233"></a>00233
<a name="l00234"></a>00234 <a class="code" href="a00099.html#18aeaada46ec0955b4b2a053a2a1dee1" title="Memory buffer to write data to.">m_op_buf</a>[<a class="code" href="a00099.html#2af59ae5e90dac473e2f21225483b81e" title="Index of first available byte in buffer.">m_op_idx</a>] = (char)c;
<a name="l00235"></a>00235 <a class="code" href="a00099.html#2af59ae5e90dac473e2f21225483b81e" title="Index of first available byte in buffer.">m_op_idx</a>++;
<a name="l00236"></a>00236 }
<a name="l00237"></a>00237 <span class="keywordflow">return</span> c;
<a name="l00238"></a>00238 }
<a name="l00239"></a>00239
<a name="l00241"></a><a class="code" href="a00099.html#1d4ae69daacaaf082a8e9196b9c45c61">00241</a> <span class="keyword">virtual</span> std::streamsize <a class="code" href="a00099.html#1d4ae69daacaaf082a8e9196b9c45c61" title="xsputn method to write one multiple chars at a time to buffer">xsputn</a> (<span class="keyword">const</span> <span class="keywordtype">char</span> *s,
<a name="l00242"></a>00242 std::streamsize num)
<a name="l00243"></a>00243 {
<a name="l00244"></a>00244 std::streamsize bytes_left = <a class="code" href="a00099.html#18434d303aa59a54dccaffbc7acaf7bb" title="Memory buffer size.">m_op_buf_size</a> - <a class="code" href="a00099.html#2af59ae5e90dac473e2f21225483b81e" title="Index of first available byte in buffer.">m_op_idx</a>;
<a name="l00245"></a>00245 std::streamsize bytes_written = bytes_left > num
<a name="l00246"></a>00246 ? num : bytes_left;
<a name="l00247"></a>00247 memcpy (&<a class="code" href="a00099.html#18aeaada46ec0955b4b2a053a2a1dee1" title="Memory buffer to write data to.">m_op_buf</a>[m_op_idx], (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *)s,
<a name="l00248"></a>00248 bytes_written);
<a name="l00249"></a>00249 m_op_idx += bytes_written;
<a name="l00250"></a>00250 <span class="keywordflow">return</span> bytes_written;
<a name="l00251"></a>00251 }
<a name="l00252"></a>00252
<a name="l00253"></a>00253 <span class="keyword">private</span>:
<a name="l00255"></a>00255 <a class="code" href="a00099.html#d9058a7475efcf2f9de6ce2ce29d0cb8" title="Memory buffer constructor.">OutputMemoryBuffer</a>(<span class="keyword">const</span> <a class="code" href="a00099.html" title="local memory buffer">OutputMemoryBuffer</a>&);
<a name="l00257"></a>00257 <a class="code" href="a00099.html" title="local memory buffer">OutputMemoryBuffer</a>& <a class="code" href="a00099.html#04f2e8bccf9fe43790466c922114be20" title="Body-less assignment operator.">operator =</a>(<span class="keyword">const</span> <a class="code" href="a00099.html" title="local memory buffer">OutputMemoryBuffer</a>&);
<a name="l00258"></a>00258 };
<a name="l00259"></a>00259
<a name="l00260"></a>00260 <span class="keyword">private</span>:
<a name="l00262"></a><a class="code" href="a00084.html#65afd3b27c2c2759cae1ab9684a278d6">00262</a> <a class="code" href="a00099.html" title="local memory buffer">OutputMemoryBuffer</a> <a class="code" href="a00084.html#65afd3b27c2c2759cae1ab9684a278d6" title="Output stream Memory buffer.">m_membuf</a>;
<a name="l00264"></a><a class="code" href="a00084.html#e6ef2a4497514ee05c66259b57d5212e">00264</a> std::ostream* <a class="code" href="a00084.html#e6ef2a4497514ee05c66259b57d5212e" title="Physical Output stream.">m_op_pic_ptr</a>;
<a name="l00266"></a><a class="code" href="a00084.html#3e6e204ffd04ba13a4a02138eb80242b">00266</a> <a class="code" href="a00139.html" title="Class for outputting pictures.">StreamPicOutput</a> *<a class="code" href="a00084.html#3e6e204ffd04ba13a4a02138eb80242b" title="Pic output Stream.">m_op_pic_str</a>;
<a name="l00267"></a>00267 };
<a name="l00268"></a>00268
<a name="l00272"></a><a class="code" href="a00071.html">00272</a> <span class="keyword">class </span><a class="code" href="a00071.html">FileStreamOutput</a>
<a name="l00273"></a>00273 {
<a name="l00274"></a>00274 <span class="keyword">public</span>:
<a name="l00275"></a>00275
<a name="l00277"></a>00277
<a name="l00283"></a>00283 <a class="code" href="a00071.html#40f95ac33fb2c774273c338086a0cd84" title="Constructor.">FileStreamOutput</a> (<span class="keyword">const</span> <span class="keywordtype">char</span>* output_name,
<a name="l00284"></a>00284 <span class="keyword">const</span> <a class="code" href="a00131.html" title="Parameters relating to the source material being encoded/decoded.">SourceParams</a>& sp, <span class="keywordtype">bool</span> interlace);
<a name="l00285"></a>00285
<a name="l00287"></a>00287 <span class="keyword">virtual</span> <a class="code" href="a00071.html#3bcbafe613642eb864e75eefb0c206c6" title="Destructor.">~FileStreamOutput</a> ();
<a name="l00288"></a>00288
<a name="l00289"></a><a class="code" href="a00071.html#64f3346dd0d79f9c169e28b9463e247e">00289</a> <a class="code" href="a00139.html" title="Class for outputting pictures.">StreamPicOutput</a> *<a class="code" href="a00071.html#64f3346dd0d79f9c169e28b9463e247e">GetStream</a>() { <span class="keywordflow">return</span> <a class="code" href="a00071.html#bf2126accdab77bffc294839df3b0996" title="Pic output Stream.">m_op_pic_str</a>; }
<a name="l00290"></a>00290 <span class="keyword">private</span>:
<a name="l00292"></a><a class="code" href="a00071.html#e4f21804e16baf6f89642e3c763bf2ff">00292</a> std::ostream* <a class="code" href="a00071.html#e4f21804e16baf6f89642e3c763bf2ff" title="Physical Output stream.">m_op_pic_ptr</a>;
<a name="l00294"></a><a class="code" href="a00071.html#bf2126accdab77bffc294839df3b0996">00294</a> <a class="code" href="a00139.html" title="Class for outputting pictures.">StreamPicOutput</a> *<a class="code" href="a00071.html#bf2126accdab77bffc294839df3b0996" title="Pic output Stream.">m_op_pic_str</a>;
<a name="l00295"></a>00295 };
<a name="l00296"></a>00296
<a name="l00298"></a>00298
<a name="l00302"></a><a class="code" href="a00138.html">00302</a> <span class="keyword">class </span><a class="code" href="a00138.html" title="Picture input class.">StreamPicInput</a>
<a name="l00303"></a>00303 {
<a name="l00304"></a>00304 <span class="keyword">public</span>:
<a name="l00305"></a>00305
<a name="l00307"></a>00307 <a class="code" href="a00138.html#a41ef62b7939b66ec2826290a491a70d" title="Default Constructor.">StreamPicInput</a>();
<a name="l00309"></a>00309
<a name="l00314"></a>00314 <a class="code" href="a00138.html#a41ef62b7939b66ec2826290a491a70d" title="Default Constructor.">StreamPicInput</a>(std::istream *ip_pic_ptr, <span class="keyword">const</span> <a class="code" href="a00131.html" title="Parameters relating to the source material being encoded/decoded.">SourceParams</a>& sparams);
<a name="l00315"></a>00315
<a name="l00317"></a>00317 <span class="keyword">virtual</span> <a class="code" href="a00138.html#4b56f3a9f906ca4f734794083d77e942" title="Destructor.">~StreamPicInput</a>();
<a name="l00318"></a>00318
<a name="l00320"></a>00320 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="a00138.html#873291a91d6e069b0fa5eba5c338aec1" title="Skip n frames of input.">Skip</a>( <span class="keyword">const</span> <span class="keywordtype">int</span> n)= 0;
<a name="l00321"></a>00321
<a name="l00323"></a>00323 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="a00138.html#2b9500dae0c386c082e4c223230dee78" title="Read the next picture frame/field from the file.">ReadNextPicture</a>(<a class="code" href="a00108.html" title="A class for encapsulating all the data relating to a picture.">Picture</a>& mypic) = 0;
<a name="l00324"></a>00324
<a name="l00326"></a><a class="code" href="a00138.html#afac75b70bedddde3deb6af2ea86a3a8">00326</a> <a class="code" href="a00131.html" title="Parameters relating to the source material being encoded/decoded.">SourceParams</a>& <a class="code" href="a00138.html#afac75b70bedddde3deb6af2ea86a3a8" title="Get the source parameters.">GetSourceParams</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <a class="code" href="a00138.html#f751849b0029e864f406f7c3530d9fda" title="Source parameters.">m_sparams</a>;}
<a name="l00327"></a>00327
<a name="l00329"></a>00329 <span class="keywordtype">bool</span> <a class="code" href="a00138.html#430b11d91bbdf8bcfcfa8e13cad19196" title="Returns true if we&#39;re at the end of the input, false otherwise.">End</a>() <span class="keyword">const</span> ;
<a name="l00330"></a>00330
<a name="l00331"></a>00331 <span class="keyword">protected</span>:
<a name="l00332"></a>00332
<a name="l00334"></a><a class="code" href="a00138.html#f751849b0029e864f406f7c3530d9fda">00334</a> <span class="keyword">mutable</span> <a class="code" href="a00131.html" title="Parameters relating to the source material being encoded/decoded.">SourceParams</a> <a class="code" href="a00138.html#f751849b0029e864f406f7c3530d9fda" title="Source parameters.">m_sparams</a>;
<a name="l00335"></a>00335
<a name="l00337"></a><a class="code" href="a00138.html#b2ec8cbbea8c5b2a6415fe39c218d9db">00337</a> std::istream* <a class="code" href="a00138.html#b2ec8cbbea8c5b2a6415fe39c218d9db" title="Input stream.">m_ip_pic_ptr</a>;
<a name="l00338"></a>00338
<a name="l00339"></a>00339 };
<a name="l00340"></a>00340
<a name="l00341"></a><a class="code" href="a00136.html">00341</a> <span class="keyword">class </span><a class="code" href="a00136.html">StreamFrameInput</a> : <span class="keyword">public</span> <a class="code" href="a00138.html" title="Picture input class.">StreamPicInput</a>
<a name="l00342"></a>00342 {
<a name="l00343"></a>00343 <span class="keyword">public</span>:
<a name="l00344"></a>00344
<a name="l00346"></a>00346 <a class="code" href="a00136.html#0450860efa76081049456b464140f126" title="Default Constructor.">StreamFrameInput</a>();
<a name="l00348"></a>00348
<a name="l00353"></a>00353 <a class="code" href="a00136.html#0450860efa76081049456b464140f126" title="Default Constructor.">StreamFrameInput</a>(std::istream *ip_pic_ptr, <span class="keyword">const</span> <a class="code" href="a00131.html" title="Parameters relating to the source material being encoded/decoded.">SourceParams</a>& sparams);
<a name="l00354"></a>00354
<a name="l00356"></a>00356 <span class="keyword">virtual</span> <a class="code" href="a00136.html#c5f692632cad39d5f33d0500441b5fc7" title="Destructor.">~StreamFrameInput</a>();
<a name="l00357"></a>00357
<a name="l00359"></a>00359 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="a00136.html#94e7083de2183718bedc37434efe6f62" title="Skip n frames of input.">Skip</a>( <span class="keyword">const</span> <span class="keywordtype">int</span> n);
<a name="l00360"></a>00360
<a name="l00362"></a>00362 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="a00136.html#b58b2ca22cb482bfd712fb0e033022b6" title="Read the next frame from the file.">ReadNextPicture</a>(<a class="code" href="a00108.html" title="A class for encapsulating all the data relating to a picture.">Picture</a>& myframe);
<a name="l00363"></a>00363
<a name="l00364"></a>00364 <span class="keyword">private</span>:
<a name="l00365"></a>00365
<a name="l00367"></a>00367 <span class="keywordtype">bool</span> <a class="code" href="a00136.html#8fdabe5c714b216b9b6cdb2496c063a5" title="Read a Frame component from the file.">ReadFrameComponent</a>(<a class="code" href="a00107.html" title="A class for picture component data.">PicArray</a>& pic_data,<span class="keyword">const</span> <a class="code" href="a00234.html#39dd89c4c7484412efd87d41548271cd" title="Types of picture component.">CompSort</a>& cs);
<a name="l00368"></a>00368
<a name="l00369"></a>00369 };
<a name="l00370"></a>00370
<a name="l00371"></a><a class="code" href="a00134.html">00371</a> <span class="keyword">class </span><a class="code" href="a00134.html">StreamFieldInput</a> : <span class="keyword">public</span> <a class="code" href="a00138.html" title="Picture input class.">StreamPicInput</a>
<a name="l00372"></a>00372 {
<a name="l00373"></a>00373 <span class="keyword">public</span>:
<a name="l00374"></a>00374
<a name="l00376"></a>00376 <a class="code" href="a00134.html#d8416a0cb86407caf917ce07885e2573" title="Default Constructor.">StreamFieldInput</a>();
<a name="l00378"></a>00378
<a name="l00383"></a>00383 <a class="code" href="a00134.html#d8416a0cb86407caf917ce07885e2573" title="Default Constructor.">StreamFieldInput</a>(std::istream *ip_pic_ptr, <span class="keyword">const</span> <a class="code" href="a00131.html" title="Parameters relating to the source material being encoded/decoded.">SourceParams</a>& sparams);
<a name="l00384"></a>00384
<a name="l00386"></a>00386 <span class="keyword">virtual</span> <a class="code" href="a00134.html#ad0b29eee1bb4cc747b4a70ca56e1382" title="Destructor.">~StreamFieldInput</a>();
<a name="l00387"></a>00387
<a name="l00389"></a>00389 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="a00134.html#62ec5727b6b4896cb8c3d19fb5d924c6" title="Skip n frames of input.">Skip</a>( <span class="keyword">const</span> <span class="keywordtype">int</span> n);
<a name="l00390"></a>00390
<a name="l00392"></a>00392 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="a00134.html#1f3cdc39deb441df8c207999b47e1614" title="Read the next field from the file.">ReadNextPicture</a>(<a class="code" href="a00108.html" title="A class for encapsulating all the data relating to a picture.">Picture</a>& myfield);
<a name="l00393"></a>00393
<a name="l00395"></a>00395 <span class="keywordtype">bool</span> <a class="code" href="a00134.html#ec4dd57c98e6109de4670bc378897782" title="Read the next frame from the file.">ReadNextFrame</a>(<a class="code" href="a00108.html" title="A class for encapsulating all the data relating to a picture.">Picture</a>& field1, <a class="code" href="a00108.html" title="A class for encapsulating all the data relating to a picture.">Picture</a>& field2);
<a name="l00396"></a>00396
<a name="l00397"></a>00397 <span class="keyword">protected</span>:
<a name="l00399"></a>00399 <span class="keywordtype">bool</span> <a class="code" href="a00134.html#df68b7072270e5134dfbca98da52505f" title="Read both Field components from the file.">ReadFieldComponent</a>(<a class="code" href="a00107.html" title="A class for picture component data.">PicArray</a>& pic_data1,
<a name="l00400"></a>00400 <a class="code" href="a00107.html" title="A class for picture component data.">PicArray</a>& pic_data2,
<a name="l00401"></a>00401 <span class="keyword">const</span> <a class="code" href="a00234.html#39dd89c4c7484412efd87d41548271cd" title="Types of picture component.">CompSort</a>& cs);
<a name="l00402"></a>00402
<a name="l00404"></a>00404 <span class="keywordtype">bool</span> <a class="code" href="a00134.html#df68b7072270e5134dfbca98da52505f" title="Read both Field components from the file.">ReadFieldComponent</a>(<span class="keywordtype">bool</span> is_field1, <a class="code" href="a00107.html" title="A class for picture component data.">PicArray</a>& pic_data,
<a name="l00405"></a>00405 <span class="keyword">const</span> <a class="code" href="a00234.html#39dd89c4c7484412efd87d41548271cd" title="Types of picture component.">CompSort</a>& cs);
<a name="l00406"></a>00406 };
<a name="l00410"></a><a class="code" href="a00083.html">00410</a> <span class="keyword">class </span><a class="code" href="a00083.html">MemoryStreamInput</a>
<a name="l00411"></a>00411 {
<a name="l00412"></a>00412 <span class="keyword">public</span>:
<a name="l00414"></a>00414
<a name="l00418"></a>00418 <a class="code" href="a00083.html#0c37cc85fddbe033dd391d1b215d65eb" title="Constructor.">MemoryStreamInput</a>(<a class="code" href="a00131.html" title="Parameters relating to the source material being encoded/decoded.">SourceParams</a>& sparams, <span class="keywordtype">bool</span> field_input);
<a name="l00419"></a>00419
<a name="l00421"></a>00421 <a class="code" href="a00083.html#5d6e6b43d0ad36e2ebd78c5bacd2e7dc" title="Destructor.">~MemoryStreamInput</a>();
<a name="l00422"></a>00422
<a name="l00423"></a><a class="code" href="a00083.html#626593d020473130e983bdc24f093a01">00423</a> <a class="code" href="a00131.html" title="Parameters relating to the source material being encoded/decoded.">SourceParams</a>& <a class="code" href="a00083.html#626593d020473130e983bdc24f093a01">GetSourceParams</a> ( )
<a name="l00424"></a>00424 { <span class="keywordflow">return</span> <a class="code" href="a00083.html#228b5ee430984301c7a143e39b177a62" title="Input Stream Object.">m_inp_str</a>-><a class="code" href="a00138.html#afac75b70bedddde3deb6af2ea86a3a8" title="Get the source parameters.">GetSourceParams</a>(); }
<a name="l00425"></a>00425
<a name="l00427"></a>00427
<a name="l00431"></a>00431 <span class="keywordtype">void</span> <a class="code" href="a00083.html#5146c01efd47a7e49a6ca5e9ad5a0230" title="Set Memory buffer.">SetMembufReference</a> (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *buf, <span class="keywordtype">int</span> buf_size);
<a name="l00432"></a>00432
<a name="l00434"></a><a class="code" href="a00083.html#4179454728b92bb886f695c2b7d1866d">00434</a> <a class="code" href="a00138.html" title="Picture input class.">StreamPicInput</a> *<a class="code" href="a00083.html#4179454728b92bb886f695c2b7d1866d" title="Return the input stream.">GetStream</a>() { <span class="keywordflow">return</span> <a class="code" href="a00083.html#228b5ee430984301c7a143e39b177a62" title="Input Stream Object.">m_inp_str</a>; }
<a name="l00435"></a>00435 <span class="keyword">protected</span>:
<a name="l00437"></a>00437 <a class="code" href="a00083.html#0c37cc85fddbe033dd391d1b215d65eb" title="Constructor.">MemoryStreamInput</a>(<span class="keyword">const</span> <a class="code" href="a00083.html">MemoryStreamInput</a>&);
<a name="l00439"></a>00439 <a class="code" href="a00083.html">MemoryStreamInput</a> & <a class="code" href="a00083.html#3df471358e5601ed8e7be4d4550caa2a" title="Body-less assignment operator.">operator =</a>(<span class="keyword">const</span> <a class="code" href="a00083.html">MemoryStreamInput</a>&);
<a name="l00440"></a>00440
<a name="l00441"></a>00441 <span class="keyword">protected</span>:
<a name="l00443"></a><a class="code" href="a00076.html">00443</a> <span class="keyword">class </span><a class="code" href="a00076.html" title="Class that defines the Input Stream Memory Buffer.">InputMemoryBuffer</a> : <span class="keyword">public</span> std::streambuf
<a name="l00444"></a>00444 {
<a name="l00445"></a>00445 <span class="keyword">public</span>:
<a name="l00447"></a><a class="code" href="a00076.html#87179bba03da25917221247f76755b10">00447</a> <a class="code" href="a00076.html#87179bba03da25917221247f76755b10" title="Constructor.">InputMemoryBuffer</a>() : <a class="code" href="a00076.html#dbdc417b98f9b43e9430ac83f619ecf4" title="Input memory buffer.">m_buffer</a>(0), <a class="code" href="a00076.html#152752cdcc8d3ce0968e567f1801fdea" title="Input memory buffer size.">m_buffer_size</a>(0)
<a name="l00448"></a>00448 {
<a name="l00449"></a>00449 setg ((<span class="keywordtype">char</span> *)<a class="code" href="a00076.html#dbdc417b98f9b43e9430ac83f619ecf4" title="Input memory buffer.">m_buffer</a>, (<span class="keywordtype">char</span> *)m_buffer, (<span class="keywordtype">char</span> *)m_buffer);
<a name="l00450"></a>00450 }
<a name="l00451"></a>00451
<a name="l00453"></a><a class="code" href="a00076.html#383ef1662ced88c036e84c0a3b7991e1">00453</a> <a class="code" href="a00076.html#383ef1662ced88c036e84c0a3b7991e1" title="Destructor.">~InputMemoryBuffer</a>(){}
<a name="l00454"></a>00454
<a name="l00456"></a>00456
<a name="l00460"></a><a class="code" href="a00076.html#ff0863e6246a05750668b365dd978453">00460</a> <span class="keywordtype">void</span> <a class="code" href="a00076.html#ff0863e6246a05750668b365dd978453" title="Set Input Memory buffer variables.">SetMembufReference</a> (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *buffer, <span class="keywordtype">int</span> buffer_size)
<a name="l00461"></a>00461 {
<a name="l00462"></a>00462 <a class="code" href="a00076.html#dbdc417b98f9b43e9430ac83f619ecf4" title="Input memory buffer.">m_buffer</a> = buffer;
<a name="l00463"></a>00463 <a class="code" href="a00076.html#152752cdcc8d3ce0968e567f1801fdea" title="Input memory buffer size.">m_buffer_size</a> = buffer_size;
<a name="l00464"></a>00464
<a name="l00465"></a>00465 setg ((<span class="keywordtype">char</span> *)<a class="code" href="a00076.html#dbdc417b98f9b43e9430ac83f619ecf4" title="Input memory buffer.">m_buffer</a>, (<span class="keywordtype">char</span> *)m_buffer,
<a name="l00466"></a>00466 (<span class="keywordtype">char</span> *)(m_buffer + buffer_size));
<a name="l00467"></a>00467 }
<a name="l00468"></a>00468
<a name="l00469"></a>00469 <span class="keyword">private</span>:
<a name="l00471"></a>00471 <a class="code" href="a00076.html#87179bba03da25917221247f76755b10" title="Constructor.">InputMemoryBuffer</a> (<span class="keyword">const</span> <a class="code" href="a00076.html" title="Class that defines the Input Stream Memory Buffer.">InputMemoryBuffer</a>& inbuf);
<a name="l00473"></a>00473 <a class="code" href="a00076.html" title="Class that defines the Input Stream Memory Buffer.">InputMemoryBuffer</a>& <a class="code" href="a00076.html#00cdff8a7858d95a4ff643f7d94d5e43" title="Body-less assignment operator.">operator = </a>(<span class="keyword">const</span> <a class="code" href="a00076.html" title="Class that defines the Input Stream Memory Buffer.">InputMemoryBuffer</a>& inbuf);
<a name="l00474"></a>00474
<a name="l00476"></a><a class="code" href="a00076.html#dbdc417b98f9b43e9430ac83f619ecf4">00476</a> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *<a class="code" href="a00076.html#dbdc417b98f9b43e9430ac83f619ecf4" title="Input memory buffer.">m_buffer</a>;
<a name="l00478"></a><a class="code" href="a00076.html#152752cdcc8d3ce0968e567f1801fdea">00478</a> <span class="keywordtype">int</span> <a class="code" href="a00076.html#152752cdcc8d3ce0968e567f1801fdea" title="Input memory buffer size.">m_buffer_size</a>;
<a name="l00479"></a>00479 };
<a name="l00480"></a>00480
<a name="l00481"></a>00481 <span class="keyword">private</span>:
<a name="l00483"></a><a class="code" href="a00083.html#e82f88cbc3ec61dd8b22c76e17deec45">00483</a> <a class="code" href="a00076.html" title="Class that defines the Input Stream Memory Buffer.">InputMemoryBuffer</a> <a class="code" href="a00083.html#e82f88cbc3ec61dd8b22c76e17deec45" title="Input stream buffer.">m_membuf</a>;
<a name="l00484"></a>00484
<a name="l00486"></a><a class="code" href="a00083.html#228b5ee430984301c7a143e39b177a62">00486</a> <a class="code" href="a00138.html" title="Picture input class.">StreamPicInput</a> *<a class="code" href="a00083.html#228b5ee430984301c7a143e39b177a62" title="Input Stream Object.">m_inp_str</a>;
<a name="l00487"></a>00487
<a name="l00489"></a><a class="code" href="a00083.html#30455e5c37c6d0cb100188439f6feaa5">00489</a> std::istream* <a class="code" href="a00083.html#30455e5c37c6d0cb100188439f6feaa5" title="Input stream.">m_ip_pic_ptr</a>;
<a name="l00490"></a>00490 };
<a name="l00491"></a>00491
<a name="l00493"></a>00493
<a name="l00496"></a><a class="code" href="a00070.html">00496</a> <span class="keyword">class </span><a class="code" href="a00070.html" title="Picture input class.">FileStreamInput</a>
<a name="l00497"></a>00497 {
<a name="l00498"></a>00498 <span class="keyword">public</span>:
<a name="l00499"></a>00499
<a name="l00501"></a>00501
<a name="l00507"></a>00507 <a class="code" href="a00070.html#08e147d50a63e26be38f53a056375dc6" title="Constructor.">FileStreamInput</a> (<span class="keyword">const</span> <span class="keywordtype">char</span>* input_name, <span class="keyword">const</span> <a class="code" href="a00131.html" title="Parameters relating to the source material being encoded/decoded.">SourceParams</a> &sparams, <span class="keywordtype">bool</span> interlace);
<a name="l00508"></a>00508
<a name="l00510"></a>00510 <span class="keyword">virtual</span> <a class="code" href="a00070.html#ce66447add44074fa70b97977b2a3fca" title="Destructor.">~FileStreamInput</a> ();
<a name="l00511"></a>00511
<a name="l00512"></a><a class="code" href="a00070.html#5537a9b6e94293e5b24a4638ef49c360">00512</a> <a class="code" href="a00131.html" title="Parameters relating to the source material being encoded/decoded.">SourceParams</a>& <a class="code" href="a00070.html#5537a9b6e94293e5b24a4638ef49c360">GetSourceParams</a> ( )
<a name="l00513"></a>00513 { <span class="keywordflow">return</span> <a class="code" href="a00070.html#65c60c99de8f897b6248659f64620bc0">m_inp_str</a>-><a class="code" href="a00138.html#afac75b70bedddde3deb6af2ea86a3a8" title="Get the source parameters.">GetSourceParams</a>(); }
<a name="l00514"></a>00514
<a name="l00516"></a><a class="code" href="a00070.html#57b708870e73fe42cdfc4deb60832f0f">00516</a> <a class="code" href="a00138.html" title="Picture input class.">StreamPicInput</a> *<a class="code" href="a00070.html#57b708870e73fe42cdfc4deb60832f0f" title="Return the input stream.">GetStream</a>() { <span class="keywordflow">return</span> <a class="code" href="a00070.html#65c60c99de8f897b6248659f64620bc0">m_inp_str</a>; }
<a name="l00517"></a>00517
<a name="l00518"></a>00518 <span class="keyword">private</span>:
<a name="l00519"></a><a class="code" href="a00070.html#65c60c99de8f897b6248659f64620bc0">00519</a> <a class="code" href="a00138.html" title="Picture input class.">StreamPicInput</a> *<a class="code" href="a00070.html#65c60c99de8f897b6248659f64620bc0">m_inp_str</a>;
<a name="l00520"></a>00520
<a name="l00522"></a><a class="code" href="a00070.html#f73a955f22607c840fbbfe38c5a23001">00522</a> std::istream* <a class="code" href="a00070.html#f73a955f22607c840fbbfe38c5a23001" title="Input stream.">m_ip_pic_ptr</a>;
<a name="l00523"></a>00523
<a name="l00524"></a>00524 };
<a name="l00525"></a>00525
<a name="l00526"></a>00526 } <span class="comment">// namespace dirac</span>
<a name="l00527"></a>00527
<a name="l00528"></a>00528 <span class="preprocessor">#endif</span>
</pre></div></div>
<hr>
<p align="center"><small>
© 2004 British Broadcasting Corporation.
Dirac code licensed under the <a href="http://www.mozilla.org/MPL/">Mozilla Public License (MPL) Version 1.1</a>.<br>
HTML documentation generated by Dimitri van Heesch's
excellent <a href="http://www.doxygen.org">Doxygen</a> tool.
</small></p>
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distrib
>
Mandriva
>
2010.0
>
x86_64
>
media
>
main-release
>
by-pkgid
>
f250c16c2b84c9364a2f35a71121aaa2
>
files
>
356
