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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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<div class="navpath"><a class="el" href="a00235.html">dirac_instr</a>::<a class="el" href="a00055.html">DrawMotionArrows</a>
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<h1>dirac_instr::DrawMotionArrows Class Reference</h1><!-- doxytag: class="dirac_instr::DrawMotionArrows" --><!-- doxytag: inherits="dirac_instr::DrawOverlay" -->Class to carry out the overlay of motion vectors represented by arrows.
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<code>#include <<a class="el" href="a00201_source.html">motion_arrows.h</a>></code>
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Inheritance diagram for dirac_instr::DrawMotionArrows:</div>
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<p><center><img src="a00055.png" usemap="#dirac_instr::DrawMotionArrows_map" border="0" alt=""></center>
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<area href="a00058.html" alt="dirac_instr::DrawOverlay" shape="rect" coords="0,0,225,24">
<area href="a00057.html" alt="dirac_instr::DrawMotionColourArrows" shape="rect" coords="0,112,225,136">
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<a href="a00386.html">List of all members.</a><h2>Public Member Functions</h2>
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<li><a class="el" href="a00055.html#2a29d643d992243d4deb4a508a4b1f0b">DrawMotionArrows</a> (<a class="el" href="a00108.html">Picture</a> &, <a class="el" href="a00059.html">DrawPictureMotionParams</a> &, const MvArray &, int)
<dl class="el"><dd class="mdescRight">Constructor. <a href="#2a29d643d992243d4deb4a508a4b1f0b"></a><br></dl><li><a class="el" href="a00055.html#2a80729cd4a4bf5b0be1f52318e0873b">~DrawMotionArrows</a> ()
<dl class="el"><dd class="mdescRight">Destructor. <a href="#2a80729cd4a4bf5b0be1f52318e0873b"></a><br></dl><li>void <a class="el" href="a00055.html#feeadce13231b9e9aa17c9836865bc81">DrawBlock</a> (int, int)
<dl class="el"><dd class="mdescRight">Manages drawing of motion vector arrows. <a href="#feeadce13231b9e9aa17c9836865bc81"></a><br></dl><li>void <a class="el" href="a00055.html#8ec57e5a552a3e3f1461ba509831fbf2">DrawLegend</a> ()
<dl class="el"><dd class="mdescRight">Does nothing, no legend for overlay. <a href="#8ec57e5a552a3e3f1461ba509831fbf2"></a><br></dl></ul>
<h2>Protected Member Functions</h2>
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<li>void <a class="el" href="a00055.html#6da040e9e692346eb962cf0bb228e388">DrawArrow</a> (int, int, int, int)
<dl class="el"><dd class="mdescRight">Draws a single 16 x 16 pixel arrow. <a href="#6da040e9e692346eb962cf0bb228e388"></a><br></dl></ul>
<h2>Protected Attributes</h2>
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<li>int <a class="el" href="a00055.html#c6404278437c2fd66866c08900e24e82">m_mv_scale</a>
<dl class="el"><dd class="mdescRight">Temporal motion vector scaling. <a href="#c6404278437c2fd66866c08900e24e82"></a><br></dl><li>int <a class="el" href="a00055.html#f4945bd67036cc9b4ddaa5acef9e4658">m_blocks_per_arrow_y</a>
<dl class="el"><dd class="mdescRight">Number of blocks per arrow. <a href="#f4945bd67036cc9b4ddaa5acef9e4658"></a><br></dl><li>int <a class="el" href="a00055.html#65094b2cce983adea094830e734e85a1">m_blocks_per_arrow_x</a>
<li>const MvArray & <a class="el" href="a00055.html#7f1ca637424b2b0eed33708037462674">m_mv</a>
<dl class="el"><dd class="mdescRight">Reference to motion vector data for particular reference. <a href="#7f1ca637424b2b0eed33708037462674"></a><br></dl></ul>
<hr><h2>Constructor & Destructor Documentation</h2>
<a class="anchor" name="2a29d643d992243d4deb4a508a4b1f0b"></a><!-- doxytag: member="dirac_instr::DrawMotionArrows::DrawMotionArrows" ref="2a29d643d992243d4deb4a508a4b1f0b" args="(Picture &, DrawPictureMotionParams &, const MvArray &, int)" -->
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<td class="memname">dirac_instr::DrawMotionArrows::DrawMotionArrows </td>
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<td class="paramtype"><a class="el" href="a00108.html">Picture</a> & </td>
<td class="paramname">, </td>
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<td class="paramkey"></td>
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<td class="paramtype"><a class="el" href="a00059.html">DrawPictureMotionParams</a> & </td>
<td class="paramname">, </td>
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<td class="paramtype">const MvArray & </td>
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<td class="paramtype">int </td>
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<a class="anchor" name="2a80729cd4a4bf5b0be1f52318e0873b"></a><!-- doxytag: member="dirac_instr::DrawMotionArrows::~DrawMotionArrows" ref="2a80729cd4a4bf5b0be1f52318e0873b" args="()" -->
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<td class="memname">dirac_instr::DrawMotionArrows::~DrawMotionArrows </td>
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<hr><h2>Member Function Documentation</h2>
<a class="anchor" name="6da040e9e692346eb962cf0bb228e388"></a><!-- doxytag: member="dirac_instr::DrawMotionArrows::DrawArrow" ref="6da040e9e692346eb962cf0bb228e388" args="(int, int, int, int)" -->
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<td class="memname">void dirac_instr::DrawMotionArrows::DrawArrow </td>
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<td class="paramtype">int </td>
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<td class="paramtype">int </td>
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<td class="paramtype">int </td>
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<td></td><td></td><td><code> [protected]</code></td>
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<a class="anchor" name="feeadce13231b9e9aa17c9836865bc81"></a><!-- doxytag: member="dirac_instr::DrawMotionArrows::DrawBlock" ref="feeadce13231b9e9aa17c9836865bc81" args="(int, int)" -->
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<td class="memname">void dirac_instr::DrawMotionArrows::DrawBlock </td>
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<td class="paramtype">int </td>
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<td class="paramtype">int </td>
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<td>)</td>
<td></td><td></td><td><code> [virtual]</code></td>
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<p>Implements <a class="el" href="a00058.html#0f5bcaa7bf7aa1a68dcedc844ee2c033">dirac_instr::DrawOverlay</a>.</p>
<p>Reimplemented in <a class="el" href="a00057.html#67cab7c48ecef94fe4cc344e87a1210e">dirac_instr::DrawMotionColourArrows</a>.</p>
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<a class="anchor" name="8ec57e5a552a3e3f1461ba509831fbf2"></a><!-- doxytag: member="dirac_instr::DrawMotionArrows::DrawLegend" ref="8ec57e5a552a3e3f1461ba509831fbf2" args="()" -->
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<td class="memname">void dirac_instr::DrawMotionArrows::DrawLegend </td>
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<td><code> [virtual]</code></td>
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<p>Implements <a class="el" href="a00058.html#a35e17ffbe778ce92c729f902d57edc0">dirac_instr::DrawOverlay</a>.</p>
<p>Reimplemented in <a class="el" href="a00057.html#a30f12ac6fcdecbcc4c49815fe8676a1">dirac_instr::DrawMotionColourArrows</a>.</p>
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<hr><h2>Member Data Documentation</h2>
<a class="anchor" name="65094b2cce983adea094830e734e85a1"></a><!-- doxytag: member="dirac_instr::DrawMotionArrows::m_blocks_per_arrow_x" ref="65094b2cce983adea094830e734e85a1" args="" -->
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<td class="memname">int <a class="el" href="a00055.html#65094b2cce983adea094830e734e85a1">dirac_instr::DrawMotionArrows::m_blocks_per_arrow_x</a><code> [protected]</code> </td>
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<a class="anchor" name="f4945bd67036cc9b4ddaa5acef9e4658"></a><!-- doxytag: member="dirac_instr::DrawMotionArrows::m_blocks_per_arrow_y" ref="f4945bd67036cc9b4ddaa5acef9e4658" args="" -->
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<td class="memname">int <a class="el" href="a00055.html#f4945bd67036cc9b4ddaa5acef9e4658">dirac_instr::DrawMotionArrows::m_blocks_per_arrow_y</a><code> [protected]</code> </td>
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<a class="anchor" name="7f1ca637424b2b0eed33708037462674"></a><!-- doxytag: member="dirac_instr::DrawMotionArrows::m_mv" ref="7f1ca637424b2b0eed33708037462674" args="" -->
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<td class="memname">const MvArray& <a class="el" href="a00055.html#7f1ca637424b2b0eed33708037462674">dirac_instr::DrawMotionArrows::m_mv</a><code> [protected]</code> </td>
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<a class="anchor" name="c6404278437c2fd66866c08900e24e82"></a><!-- doxytag: member="dirac_instr::DrawMotionArrows::m_mv_scale" ref="c6404278437c2fd66866c08900e24e82" args="" -->
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<td class="memname">int <a class="el" href="a00055.html#c6404278437c2fd66866c08900e24e82">dirac_instr::DrawMotionArrows::m_mv_scale</a><code> [protected]</code> </td>
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<hr>The documentation for this class was generated from the following file:<ul>
<li><a class="el" href="a00201_source.html">motion_arrows.h</a></ul>
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<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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