<div dir="ltr">I can confirm that Lensfun filter from source code is not ported to QtConcurrent for multi-core support as all other filers from digiKam core.<div><br></div><div>If i remember, the re-entrance of lensfun algorithm was unknown. But as Gimp do it, so this can be done also in digiKam of course.</div><div><br></div><div>Please report this problem in KDE bugzilla into digiKam/ImageEditor-Tool-LensDistorsion section.</div><div><br></div><div>Thanks in advance</div><div><br></div><div>Gilles Caulier</div></div><div class="gmail_extra"><br><div class="gmail_quote">2017-04-14 13:53 GMT+02:00 Hans-Peter <span dir="ltr"><<a href="mailto:hans-ph@web.de" target="_blank">hans-ph@web.de</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi,<br>
<br>
i noticed that automatic lens correction (currently DK 5.5) is very slow and<br>
uses only one CPU core. When doing this in Gimp (lensfun-plugin), its way<br>
faster and uses all cores.<br>
<br>
Is this a bug or are there some reasons for this?<br>
<span class="HOEnZb"><font color="#888888"><br>
HP<br>
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