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<div class="twikiMiddleContainer"><div class="twikiMain"><div class="twikiSearchResults"><div class="twikiSearchResultsHeader">&nbsp;<tt><b>&lt;&lt;O&gt;&gt;</b></tt>&nbsp; Difference Topic
		<b><a href="../../view/Cinelerra/CompositorZoomControl">CompositorZoomControl</a></b>
		(<a href="http://www.ftconsult.com/twiki/bin/view/Cinelerra/CompositorZoomControl?rev=r1.2">r1.2</a> - 23&nbsp;Jan&nbsp;2004 - <a class="twikiLink" href="../../view/Main/AlexFerrer">AlexFerrer</a>)</div>
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<h3><a name="The_Compositor_Zoom_Control"> </a><a name="The_Compositor_Zoom_Control_"> </a> The <a class="twikiLink" href="../../view/Cinelerra/CompositorZoomControl">Compositor Zoom Control</a> </h3>
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<h3><a name="The_Compositor_Zoom_Control"> </a><a name="_The_Compositor_Zoom_Control_"> </a> <img src="../../../pub/Cinelerra/CinelerraImages/button_compositor_zoom.png" alt="button_compositor_zoom.png" /> The <a class="twikiLink" href="../../view/Cinelerra/CompositorZoomControl">Compositor Zoom Control</a> </h3>
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The <a class="twikiLink" href="../../view/Cinelerra/Compositor">Compositor</a> has a two controls to adjust the size of the displayed video (Zoom)
<p />
First, the pulldown menu on the bottom of the compositor window has a number of zoom options:
<ul>
<li> When set to Auto the video is zoomed to match the <a class="twikiLink" href="../../view/Cinelerra/Compositor">compositor</a> window size as closely as possible.
</li>
<li> When set to any other percentage, the video is zoomed a power of 2 and scrollbars can be used to scroll around the output. 
</li>
</ul>
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<tr><td bgcolor="#ccccff" class="twikiDiffAddedMarker" valign="top" width="1%">&gt;<br />&gt;</td>
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Zoom Video, zooms video in and out in the same way as the zoom option on the menu or the zoom control on the bottom control panel. In zoom mode :
<ul>
<li> clicking in the video output zooms in.
</li>
<li> ctrl-clicking in the video output zooms out.
</li>
<li> If you have a wheel mouse, rotating the wheel zooms in or out too
</li>
</ul>
In addition to the compositor <img src="../../../pub/Cinelerra/CinelerraImages/button_compositor_zoom.png" alt="button_compositor_zoom.png" /> Zoom View Tool, the compositing window has a  pulldown menu on the bottom of the window that offers the following zoom options:
<ul>
<li> <code><b>Auto</b></code> the video is zoomed to match the <a class="twikiLink" href="../../view/Cinelerra/Compositor">compositor</a> window size as closely as possible.
</li>
<li> <code><b>Zoom</b></code> the video is zoomed a power of 2 and scrollbars can be used to scroll around the output. 
</li>
</ul>
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<p />
When the video is zoomed bigger than the window size, not only do scrollbars scan around it but middle mouse button dragging in the video output scans around it. This is exactly when The Gimp does.
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Second is the magnify.png toggle wich causes the <a class="twikiLink" href="../../view/Cinelerra/Compositor">compositor</a> window to enter "zoom" mode. 
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<img src="../../../pub/TWiki/TWikiDocGraphics/tip.gif" border="0" alt="TIP" width="16" height="16" /> Zooming in or out with the zoom tool does not change the rendered output, it's merely for scrutinizing video or fitting it in the desktop.
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In zoom mode :
<ul>
<li> <code><b>clicking</b></code> in the video output zooms in.
</li>
<li> <code><b>ctrl-clicking</b></code> in the video output zooms out.
</li>
<li> If you have a wheel mouse, rotating the wheel zooms in or out too.
</li>
</ul>
</td></tr>
<tr><td bgcolor="#ccccff" class="twikiDiffAddedMarker" valign="top" width="1%">&gt;<br />&gt;</td>
<td class="twikiDiffAddedText">
<img src="../../../pub/TWiki/TWikiDocGraphics/warning.gif" border="0" alt="ALERT!" width="16" height="16" /> Playing video on the compositor when zoomed to any size other that 100% (<em>The original size!</em>) requires cinelerra to do extra processing steps. This could affect the performance on <a class="twikiLink" href="../../view/Cinelerra/HardwareRequirements">slower systems</a>. 
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Zooming in or out with the zoom tool does <strong>not</strong> change the rendered output, mind you. It's merely for scrutinizing video or fitting it in the desktop.
</td></tr>
<tr><td valign="top" bgcolor="#ffffff" class="twikiDiffUnchangedText" width="1%"><br /></td>
<td class="twikiDiffUnchangedText">

</td></tr>
<tr><td bgcolor="#D0FFD0" class="twikiDiffChangedHeader" colspan ="9"><b> Changed: </b></td></tr>
<tr><td bgcolor="#ff9999" class="twikiDiffDeletedMarker" valign="top" width="1%">&lt;<br />&lt;</td>
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-- <a class="twikiLink" href="../../view/Main/AlexFerrer">AlexFerrer</a> - 02 Jan 2004 sourced <em>from <a class="twikiLink" href="../../view/Cinelerra/SecretsOfCinelerra">SecretsOfCinelerra</a></em>
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-- <a class="twikiLink" href="../../view/Main/AlexFerrer">AlexFerrer</a> - 23 Jan 2004 <em>from <a class="twikiLink" href="../../view/Cinelerra/SecretsOfCinelerra">SecretsOfCinelerra</a></em>
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<hr />
<table border="1" cellspacing="1" cellpadding="0">
<tr><th class="twikiFirstCol" bgcolor="#99CCCC"> <strong>META TOPICMOVED</strong> </th><td bgcolor="#FFFFCC"> <span class="twikiNewLink" style="background : #FFFFCE;"><font color="#0000FF">AlexFerrer</font><a href="http://www.ftconsult.com/twiki/bin/edit/Cinelerra/AlexFerrer?topicparent=Cinelerra.CompositorZoomControl"><sup>?</sup></a></span> </td><td bgcolor="#FFFFCC"> date="1073011187" from="Cinelerra.ZoomControl" to="Cinelerra.CompositorZoomControl" </td></tr>
</table>
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</table></div><div class="twikiSearchResults"><div class="twikiSearchResultsHeader">&nbsp;<tt><b>&lt;&lt;O&gt;&gt;</b></tt>&nbsp; Difference Topic
		<b><a href="../../view/Cinelerra/CompositorZoomControl">CompositorZoomControl</a></b>
		(<a href="http://www.ftconsult.com/twiki/bin/view/Cinelerra/CompositorZoomControl?rev=r1.1">r1.1</a> - 02&nbsp;Jan&nbsp;2004 - <a class="twikiLink" href="../../view/Main/AlexFerrer">AlexFerrer</a>)</div>
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<tr bgcolor="#eeeeee" class="twikiDiffLineNumberHeader"><th align="left" colspan="9">Line: 1 to 1</th></tr>
<tr><td bgcolor="#D0FFD0" class="twikiDiffAddedHeader" colspan ="9"><b> Added:   </b>
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<tr><td bgcolor="#ccccff" class="twikiDiffAddedMarker" valign="top" width="1%">&gt;<br />&gt;</td>
<td class="twikiDiffAddedText">
<table border="1" cellspacing="1" cellpadding="0">
<tr><th class="twikiFirstCol" bgcolor="#99CCCC"> <strong>META TOPICPARENT</strong> </th><td colspan="2" bgcolor="#FFFFCC"> <a class="twikiLink" href="../../view/Cinelerra/TimeBar">TimeBar</a> </td></tr>
</table>
<h3><a name="The_Compositor_Zoom_Control"> </a><a name="The_Compositor_Zoom_Control_"> </a> The <a class="twikiLink" href="../../view/Cinelerra/CompositorZoomControl">Compositor Zoom Control</a> </h3>
<p />
The <a class="twikiLink" href="../../view/Cinelerra/Compositor">Compositor</a> has a two controls to adjust the size of the displayed video (Zoom)
<p />
First, the pulldown menu on the bottom of the compositor window has a number of zoom options:
<ul>
<li> When set to Auto the video is zoomed to match the <a class="twikiLink" href="../../view/Cinelerra/Compositor">compositor</a> window size as closely as possible.
</li>
<li> When set to any other percentage, the video is zoomed a power of 2 and scrollbars can be used to scroll around the output. 
</li>
</ul>
<p />
When the video is zoomed bigger than the window size, not only do scrollbars scan around it but middle mouse button dragging in the video output scans around it. This is exactly when The Gimp does.
<p />
Second is the magnify.png toggle wich causes the <a class="twikiLink" href="../../view/Cinelerra/Compositor">compositor</a> window to enter "zoom" mode. 
<p />
In zoom mode :
<ul>
<li> <code><b>clicking</b></code> in the video output zooms in.
</li>
<li> <code><b>ctrl-clicking</b></code> in the video output zooms out.
</li>
<li> If you have a wheel mouse, rotating the wheel zooms in or out too.
</li>
</ul>
<p />
Zooming in or out with the zoom tool does <strong>not</strong> change the rendered output, mind you. It's merely for scrutinizing video or fitting it in the desktop.
<p />
-- <a class="twikiLink" href="../../view/Main/AlexFerrer">AlexFerrer</a> - 02 Jan 2004 sourced <em>from <a class="twikiLink" href="../../view/Cinelerra/SecretsOfCinelerra">SecretsOfCinelerra</a></em>
<hr />
<table border="1" cellspacing="1" cellpadding="0">
<tr><th class="twikiFirstCol" bgcolor="#99CCCC"> <strong>META TOPICMOVED</strong> </th><td bgcolor="#FFFFCC"> <span class="twikiNewLink" style="background : #FFFFCE;"><font color="#0000FF">AlexFerrer</font><a href="http://www.ftconsult.com/twiki/bin/edit/Cinelerra/AlexFerrer?topicparent=Cinelerra.CompositorZoomControl"><sup>?</sup></a></span> </td><td bgcolor="#FFFFCC"> date="1073011187" from="Cinelerra.ZoomControl" to="Cinelerra.CompositorZoomControl" </td></tr>
</table>
</td></tr>

</table></div><div class="twikiTopicAction"><a href="../../view/Cinelerra/CompositorZoomControl">View topic</a>
 <span class="twikiSeparator">|</span> <a href="CompositorZoomControl">Diffs</a>  | <a href="http://www.ftconsult.com/twiki/bin/view/Cinelerra/CompositorZoomControl?rev=1.2">r1.2</a> | &gt; | <a href="http://www.ftconsult.com/twiki/bin/view/Cinelerra/CompositorZoomControl?rev=1.1">r1.1</a>
 <span class="twikiSeparator">|</span> <a href="http://www.ftconsult.com/twiki/bin/oops/Cinelerra/CompositorZoomControl?template=oopsmore&param1=1.2&param2=1.2">More</a>
</div><div class="twikiTopicInfo"><span class="twikiRevInfo twikiGrayText">Revision r1.1 - 02 Jan 2004 - 02:44 - <a class="twikiLink" href="../../view/Main/AlexFerrer">AlexFerrer</a><br />
Revision r1.2 - 23 Jan 2004 - 14:46 - <a class="twikiLink" href="../../view/Main/AlexFerrer">AlexFerrer</a></span></div>
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