You can still do that by selecting "singleband gray", and choose the default contrast enhancement in the options.<br><br><div class="gmail_quote">On Tue, Jun 19, 2012 at 8:42 AM, James Stott <span dir="ltr"><<a href="mailto:James.Stott@npaconsult.co.uk" target="_blank">James.Stott@npaconsult.co.uk</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
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</p><div><p class="MsoNormal"><span style="color:#1f497d">This does make what was a very simple thing to do in 1.8 more time consuming in 1.9 doesn’t it? All I want to do is just turn it grayscale for display purposes. In 1.8, all I do is select grayscale from the colormap drop down and push OK and QGIS does it for me. Am I missing something?<u></u><u></u></span></p>
<p class="MsoNormal"><span style="color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span style="color:#1f497d">James <u></u><u></u></span></p><p class="MsoNormal"><span style="color:#1f497d"><u></u> <u></u></span></p>
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<span style="font-family:'Verdana','sans-serif';color:#00227c;font-size:10pt">
<strong>James Stott</strong>
<span style="font-size:8pt">BSc (Hons) MSc</span> |
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<span style="font-size:8pt"><b style="font-weight:bold">Nicholas Pearson Associates </b> | 30 Brock Street | Bath | BA1 2LN<br>
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</div><div><div><div style="border:none;border-top:solid #b5c4df 1.0pt;padding:3.0pt 0cm 0cm 0cm"><p class="MsoNormal"><b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext">From:</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext"> Marco Hugentobler [mailto:<a href="mailto:marco.hugentobler@sourcepole.ch" target="_blank">marco.hugentobler@sourcepole.ch</a>] <br>
<b>Sent:</b> 19 June 2012 10:49<br><b>To:</b> James Stott<br><b>Cc:</b> <a href="mailto:qgis-user@lists.osgeo.org" target="_blank">qgis-user@lists.osgeo.org</a></span></p><div><div class="h5"><br><b>Subject:</b> Re: [Qgis-user] QGIS Master and Rasters to grayscale<u></u><u></u></div>
</div><p></p></div></div><div><div class="h5"><p class="MsoNormal"><u></u> <u></u></p><p class="MsoNormal"><span style="color:#1f497d">>I have included links to two example jpgs to show what happens. 1.9.jpg shows what happens when I use the method detailed below.</span><br>
<br>Is it a raster with integer values (but without color table)? In that case, switch the renderer type to singleband pseudo color and insert the color for each value.<br><br>Marco<br><br>Am 19.06.2012 11:18, schrieb James Stott: <u></u><u></u></p>
<p class="MsoNormal"><span style="color:#1f497d">I have included links to two example jpgs to show what happens. 1.9.jpg shows what happens when I use the method detailed below.</span><u></u><u></u></p><p class="MsoNormal">
<span style="color:#1f497d"> </span><u></u><u></u></p><p class="MsoNormal"><span style="color:#1f497d">I would like the raster to display as in the 1.8 jpg.</span><u></u><u></u></p><p class="MsoNormal"><span style="color:#1f497d"> </span><u></u><u></u></p>
<p class="MsoNormal"><span style="color:#1f497d">QGIS 1.8 <a href="https://docs.google.com/open?id=0B6r5nAOdEBZrSjhyaHdoUW9LY0U" target="_blank">https://docs.google.com/open?id=0B6r5nAOdEBZrSjhyaHdoUW9LY0U</a></span><u></u><u></u></p>
<p class="MsoNormal"><span style="color:#1f497d">QGIS 1.9 <a href="https://docs.google.com/open?id=0B6r5nAOdEBZrLUJ1dDNNM3BJZVE" target="_blank">https://docs.google.com/open?id=0B6r5nAOdEBZrLUJ1dDNNM3BJZVE</a> </span><u></u><u></u></p>
<p class="MsoNormal"><span style="color:#1f497d"> </span><u></u><u></u></p><p style="margin-right:0cm;margin-bottom:7.5pt;margin-left:0cm"><strong><span style="font-size:10.0pt;font-family:"Verdana","sans-serif";color:#00227c">James Stott</span></strong><span style="font-size:10.0pt;font-family:"Verdana","sans-serif";color:#00227c"> </span><span style="font-size:8.0pt;font-family:"Verdana","sans-serif";color:#00227c">BSc (Hons) MSc</span><span style="font-size:10.0pt;font-family:"Verdana","sans-serif";color:#00227c"> | Senior Professional<br>
</span><b><span style="font-size:8.0pt;font-family:"Verdana","sans-serif";color:#00227c">Nicholas Pearson Associates </span></b><span style="font-size:8.0pt;font-family:"Verdana","sans-serif";color:#00227c">| 30 Brock Street | Bath | BA1 2LN<br>
<b>T:</b> <a href="tel:01225%20445548" value="+551225445548" target="_blank">01225 445548</a> | <b>M:</b> -<br><a href="http://www.npaconsult.co.uk/" target="_blank"><strong><span style="font-family:"Verdana","sans-serif";color:#00227c;text-decoration:none">www.npaconsult.co.uk</span></strong></a> </span><u></u><u></u></p>
<div><div style="border:none;border-top:solid #b5c4df 1.0pt;padding:3.0pt 0cm 0cm 0cm"><p class="MsoNormal"><b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext">From:</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext"> <a href="mailto:qgis-user-bounces@lists.osgeo.org" target="_blank">qgis-user-bounces@lists.osgeo.org</a> [<a href="mailto:qgis-user-bounces@lists.osgeo.org" target="_blank">mailto:qgis-user-bounces@lists.osgeo.org</a>] <b>On Behalf Of </b>Marco Hugentobler<br>
<b>Sent:</b> 19 June 2012 09:49<br><b>To:</b> <a href="mailto:qgis-user@lists.osgeo.org" target="_blank">qgis-user@lists.osgeo.org</a><br><b>Subject:</b> Re: [Qgis-user] QGIS Master and Rasters to grayscale</span><u></u><u></u></p>
</div></div><p class="MsoNormal"> <u></u><u></u></p><p class="MsoNormal">Hi James<br><br>You may go to the raster properties, select render type singleband gray. Then select contrast enhancement 'stretch to min/max' and click on 'load' to get the min/max values from the datasource.<br>
<br>Having this by default (options page) is not yet available with the new raster classes. A bugticket is already filled.<br><br>Regards,<br>Marco<br><br>Am 19.06.2012 10:17, schrieb James Stott: <u></u><u></u></p><p class="MsoNormal">
I sometimes display my Ordnance Survey rasters as single band gray to allow my data to show more clearly over the top of it.<u></u><u></u></p><p class="MsoNormal"> <u></u><u></u></p><p class="MsoNormal">In the new master I cannot achieve the same effect. My raster goes solid grey.<u></u><u></u></p>
<p class="MsoNormal"> <u></u><u></u></p><p class="MsoNormal">Old settings:<u></u><u></u></p><p class="MsoNormal"> <u></u><u></u></p><p class="MsoNormal">Render as: Single Band gray<u></u><u></u></p><p class="MsoNormal">Single band properties – gray band: Band 1<u></u><u></u></p>
<p class="MsoNormal">Single band properties – color map: grayscale<u></u><u></u></p><p class="MsoNormal"> <u></u><u></u></p><p class="MsoNormal">New settings:<u></u><u></u></p><p class="MsoNormal"> <u></u><u></u></p><p class="MsoNormal">
Render type: Singleband gray<u></u><u></u></p><p class="MsoNormal">Gray band: Palette<u></u><u></u></p><p class="MsoNormal">Contrast enhancement: No enhancement<u></u><u></u></p><p class="MsoNormal"> <u></u><u></u></p><p class="MsoNormal">
How do I achieve the same effect as before? The raster displays fine in colour, just not in grayscale. I am guessing it’s down to the new raster properties in master.<u></u><u></u></p><p class="MsoNormal"> <u></u><u></u></p>
<p class="MsoNormal"> <u></u><u></u></p><p style="margin-right:0cm;margin-bottom:7.5pt;margin-left:0cm"><strong><span style="font-size:10.0pt;font-family:"Verdana","sans-serif";color:#00227c">James Stott</span></strong><span style="font-size:10.0pt;font-family:"Verdana","sans-serif";color:#00227c"> </span><span style="font-size:8.0pt;font-family:"Verdana","sans-serif";color:#00227c">BSc (Hons) MSc</span><span style="font-size:10.0pt;font-family:"Verdana","sans-serif";color:#00227c"> | Senior Professional<br>
</span><b><span style="font-size:8.0pt;font-family:"Verdana","sans-serif";color:#00227c">Nicholas Pearson Associates </span></b><span style="font-size:8.0pt;font-family:"Verdana","sans-serif";color:#00227c">| 30 Brock Street | Bath | BA1 2LN<br>
<b>T:</b> <a href="tel:01225%20445548" value="+551225445548" target="_blank">01225 445548</a> | <b>M:</b> -<br><a href="http://www.npaconsult.co.uk/" target="_blank"><strong><span style="font-family:"Verdana","sans-serif";color:#00227c;text-decoration:none">www.npaconsult.co.uk</span></strong></a> </span><u></u><u></u></p>
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<p class="MsoNormal"><span style="font-size:12.0pt"><br><br><br><br></span><u></u><u></u></p><pre>_______________________________________________<u></u><u></u></pre><pre>Qgis-user mailing list<u></u><u></u></pre><pre><a href="mailto:Qgis-user@lists.osgeo.org" target="_blank">Qgis-user@lists.osgeo.org</a><u></u><u></u></pre>
<pre><a href="http://lists.osgeo.org/mailman/listinfo/qgis-user" target="_blank">http://lists.osgeo.org/mailman/listinfo/qgis-user</a><u></u><u></u></pre><p class="MsoNormal"><span style="font-size:12.0pt"><br><br><br><br>
</span><u></u><u></u></p><pre>-- <u></u><u></u></pre><pre>Dr. Marco Hugentobler<u></u><u></u></pre><pre>Sourcepole - Linux & Open Source Solutions<u></u><u></u></pre><pre>Weberstrasse 5, CH-8004 Zürich, Switzerland<u></u><u></u></pre>
<pre><a href="mailto:marco.hugentobler@sourcepole.ch" target="_blank">marco.hugentobler@sourcepole.ch</a> <a href="http://www.sourcepole.ch" target="_blank">http://www.sourcepole.ch</a><u></u><u></u></pre><pre>Technical Advisor QGIS Project Steering Committee<u></u><u></u></pre>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman","serif""><br><br><br><u></u><u></u></span></p><pre>-- <u></u><u></u></pre><pre>Dr. Marco Hugentobler<u></u><u></u></pre>
<pre>Sourcepole - Linux & Open Source Solutions<u></u><u></u></pre><pre>Weberstrasse 5, CH-8004 Zürich, Switzerland<u></u><u></u></pre><pre><a href="mailto:marco.hugentobler@sourcepole.ch" target="_blank">marco.hugentobler@sourcepole.ch</a> <a href="http://www.sourcepole.ch" target="_blank">http://www.sourcepole.ch</a><u></u><u></u></pre>
<pre>Technical Advisor QGIS Project Steering Committee<u></u><u></u></pre></div></div></div>
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