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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>mot_comp_mmx.h</h1><a href="a00196.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: mot_comp_mmx.h,v 1.4 2008/01/09 10:50:23 asuraparaju Exp $ $Name: Dirac_0_9_1 $</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): Anuradha Suraparaju (Original Author),</span>
<a name="l00024"></a>00024 <span class="comment">*</span>
<a name="l00025"></a>00025 <span class="comment">* Alternatively, the contents of this file may be used under the terms of</span>
<a name="l00026"></a>00026 <span class="comment">* the GNU General Public License Version 2 (the "GPL"), or the GNU Lesser</span>
<a name="l00027"></a>00027 <span class="comment">* Public License Version 2.1 (the "LGPL"), in which case the provisions of</span>
<a name="l00028"></a>00028 <span class="comment">* the GPL or the LGPL are applicable instead of those above. If you wish to</span>
<a name="l00029"></a>00029 <span class="comment">* allow use of your version of this file only under the terms of the either</span>
<a name="l00030"></a>00030 <span class="comment">* the GPL or LGPL and not to allow others to use your version of this file</span>
<a name="l00031"></a>00031 <span class="comment">* under the MPL, indicate your decision by deleting the provisions above</span>
<a name="l00032"></a>00032 <span class="comment">* and replace them with the notice and other provisions required by the GPL</span>
<a name="l00033"></a>00033 <span class="comment">* or LGPL. If you do not delete the provisions above, a recipient may use</span>
<a name="l00034"></a>00034 <span class="comment">* your version of this file under the terms of any one of the MPL, the GPL</span>
<a name="l00035"></a>00035 <span class="comment">* or the LGPL.</span>
<a name="l00036"></a>00036 <span class="comment">* ***** END LICENSE BLOCK ***** */</span>
<a name="l00037"></a>00037
<a name="l00038"></a>00038 <span class="comment">// Motion Compensation routines.</span>
<a name="l00039"></a>00039 <span class="comment">// Supports different sizes of blocks as long as the parameters</span>
<a name="l00040"></a>00040 <span class="comment">// describing them are 'legal'. Blocks overlap the edge of the image</span>
<a name="l00041"></a>00041 <span class="comment">// being written to but blocks in the reference image are forced to</span>
<a name="l00042"></a>00042 <span class="comment">// lie completely within the image bounds.</span>
<a name="l00043"></a>00043
<a name="l00044"></a>00044 <span class="preprocessor">#ifndef _INCLUDED_MOT_COMP_MMX_H</span>
<a name="l00045"></a>00045 <span class="preprocessor"></span><span class="preprocessor">#define _INCLUDED_MOT_COMP_MMX_H</span>
<a name="l00046"></a>00046 <span class="preprocessor"></span>
<a name="l00047"></a>00047 <span class="preprocessor">#if defined (HAVE_MMX)</span>
<a name="l00048"></a>00048 <span class="preprocessor"></span><span class="preprocessor">#include <<a class="code" href="a00167.html">libdirac_common/common.h</a>></span>
<a name="l00049"></a>00049 <span class="preprocessor">#include <<a class="code" href="a00197.html">libdirac_common/motion.h</a>></span>
<a name="l00050"></a>00050 <span class="keyword">namespace </span>dirac
<a name="l00051"></a>00051 {
<a name="l00052"></a>00052
<a name="l00053"></a>00053 <span class="keywordtype">void</span> CompensateComponentAddAndShift_mmx (<span class="keywordtype">int</span> start_y, <span class="keywordtype">int</span> end_y,
<a name="l00054"></a>00054 <span class="keywordtype">int</span> weight_bits,
<a name="l00055"></a>00055 <span class="keyword">const</span> <a class="code" href="a00226.html#caaff47bc8c3f9776ed334351006891e" title="ImageCoords class is a vector of ints.">ImageCoords</a>& orig_pic_size,
<a name="l00056"></a>00056 TwoDArray<ValueType> &comp_data,
<a name="l00057"></a>00057 PicArray &pic_data_out);
<a name="l00058"></a>00058
<a name="l00059"></a>00059 <span class="keywordtype">void</span> AddMCBlock_mmx (<span class="keyword">const</span> <a class="code" href="a00226.html#caaff47bc8c3f9776ed334351006891e" title="ImageCoords class is a vector of ints.">ImageCoords</a>& start_pos, TwoDArray<ValueType> &comp_strip, TwoDArray<ValueType>& block_data);
<a name="l00060"></a>00060 }
<a name="l00061"></a>00061
<a name="l00062"></a>00062 <span class="preprocessor">#endif // HAVE_MMX</span>
<a name="l00063"></a>00063 <span class="preprocessor"></span>
<a name="l00064"></a>00064 <span class="preprocessor">#endif</span>
</pre></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
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distrib
>
Mandriva
>
2008.1
>
x86_64
>
media
>
main-release
>
by-pkgid
>
b91608bcc8cdfae85c75f04c03683d58
>
files
>
360
