<!DOCTYPE html><html><head><title></title><style type="text/css">p.MsoNormal,p.MsoNoSpacing{margin:0}</style></head><body><div>Actually that does remind me of a recent issue I had when updating from 7.2 to 7.4. I have the following diff:<br></div><div><br></div><div> STYLE<br></div><div> # add an almost fully translucent colour<br></div><div> # setting the aa value to 00 in the rrggbbaa setting causes any masked layers to no<br></div><div> # longer display<br></div><div> COLOR "#FFFFFF01"<br></div><div> END<br></div><div><br></div><div>The above no longer worked and I updated to:<br></div><div><br></div><div> STYLE<br></div><div> # add an almost fully translucent colour - if no colour then no MASK<br></div><div> COLOR "#ffffff"<br></div><div> OPACITY 1<br></div><div> END<br></div><div><br></div><div><br></div><div id="sig62266145"><div class="signature">--<br></div><div class="signature">web:http://geographika.co.uk<br></div><div class="signature">twitter: @geographika<br></div></div><div><br></div><div><br></div><div>On Mon, Sep 30, 2019, at 4:56 PM, Andrea Peri wrote:<br></div><blockquote type="cite" id="qt"><div dir="ltr"><div>Hi,<br></div><div><br></div><div>this is the class I use<br></div><div><br></div><div>The transparenc is used if RGBA hex.<br></div><div> COLOR "#e1cc4f7f"<br></div><div><br></div><div><div> CLASS<br></div><div> NAME ' '<br></div><div> GROUP 'avorio'<br></div><div> MAXSCALEDENOM 5000000<br></div><div> MINSCALEDENOM 1<br></div><div> STYLE<br></div><div> COLOR "#e1cc4f7f"<br></div><div> ANTIALIAS false<br></div><div> MAXSCALEDENOM 5000000<br></div><div> MINSCALEDENOM 1<br></div><div> END<br></div><div> STYLE<br></div><div> WIDTH 2.0<br></div><div> OUTLINECOLOR "#e1cc4f"<br></div><div> ANTIALIAS false<br></div><div> MAXSCALEDENOM 5000000<br></div><div> MINSCALEDENOM 1<br></div><div> END<br></div><div> END<br></div></div><div><br></div></div><div><br></div><div class="qt-gmail_quote"><div class="qt-gmail_attr" dir="ltr">Il giorno lun 30 set 2019 alle ore 15:31 Seth G <<a href="mailto:sethg@geographika.co.uk">sethg@geographika.co.uk</a>> ha scritto:<br></div><blockquote style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0.8ex;border-left-color:rgb(204, 204, 204);border-left-style:solid;border-left-width:1px;padding-left:1ex;" class="qt-gmail_quote"><div><u></u><br></div><div><div>Hi Andrea,<br></div><div><br></div><div>Do you have a cut-down Mapfile to reproduce this?<br></div><div>Are you using the COMPOSITE block to set OPACITY?<br></div><div><a href="https://mapserver.org/mapfile/composite.html#parameters">https://mapserver.org/mapfile/composite.html#parameters</a><br></div><div>Setting OPACITY on the layer directly is deprecated since 7.0<br></div><div><br></div><div>Seth<br></div><div><br></div><div id="qt-gmail-m_2993633644046699370sig62266145"><div>--<br></div><div>web:<a href="http://geographika.co.uk">http://geographika.co.uk</a><br></div><div>twitter: @geographika<br></div></div><div><br></div><div><br></div><div>On Mon, Sep 30, 2019, at 2:49 PM, Andrea Peri wrote:<br></div><blockquote id="qt-gmail-m_2993633644046699370qt" type="cite"><div dir="ltr"><div>Hi,<br></div><div><br></div><div>seem the issue is due to a more recent trunk of mapserver.<br></div><div>I try with an older trunk version and it work . The transparency is ok.<br></div><div><br></div><div>So the issue is in the last trunk.<br></div><div><br></div><div>A.<br></div><div><br></div></div><div><br></div><div><div dir="ltr">Il giorno lun 30 set 2019 alle ore 14:14 Andrea Peri <<a href="mailto:aperi2007@gmail.com">aperi2007@gmail.com</a>> ha scritto:<br></div><blockquote style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0.8ex;border-left-color:rgb(204, 204, 204);border-left-style:solid;border-left-width:1px;padding-left:1ex;"><div dir="ltr"><div>Hi,<br></div><div><br></div><div>After update the Linux Debian to last Burst version , and recompile gdal and mapserver, I see the mapserver was no more capable to produce png images with transparency.<br></div><div><br></div><div>I guess there is some library wrong. <br></div><div>I try also to set gdal to recmpile using the internal version of png but don't seem to have any result.<br></div><div><br></div><div>Any help is welcome.<br></div><div><br></div><div>Thx,<br></div><div><br></div><div>-<br></div><div dir="ltr"><div>-----------------<br></div><div>Andrea Peri<br></div><div>. . . . . . . . . <br></div><div>qwerty àèìòù<br></div><div>-----------------<br></div></div></div></blockquote></div><div><br></div><div><br></div><div>-- <br></div><div dir="ltr"><div>-----------------<br></div><div>Andrea Peri<br></div><div>. . . . . . . . . <br></div><div>qwerty àèìòù<br></div><div>-----------------<br></div></div><div>_______________________________________________<br></div><div>mapserver-users mailing list<br></div><div><a href="mailto:mapserver-users@lists.osgeo.org">mapserver-users@lists.osgeo.org</a><br></div><div><a href="https://lists.osgeo.org/mailman/listinfo/mapserver-users">https://lists.osgeo.org/mailman/listinfo/mapserver-users</a><br></div></blockquote><div><br></div></div></blockquote></div><div><br></div><div><br></div><div>-- <br></div><div class="qt-gmail_signature" dir="ltr"><div>-----------------<br></div><div>Andrea Peri<br></div><div>. . . . . . . . . <br></div><div>qwerty àèìòù<br></div><div>-----------------<br></div></div></blockquote><div><br></div></body></html>