Hi Felix, Any progress on this ? I've also a case where I'd love to be able to use georeferencer with python...
Thanks ! Olivier Dalang --- Digital Humanities Lab (DHLAB) - http://dhlab.epfl.ch EPFL CDH DHLAB / CM 2 271 Station 10 / CH-1015 Lausanne Tel. +41 21 693 02 46 2014-05-19 22:07 GMT+02:00 Felix Schmidt <[email protected]>: > Thanks a lot for the support, > i will read your commit and talk to my team mates on Wednesday. > > Felix > > Am 19.05.2014 21:09, schrieb Matthias Kuhn: > > A pull request is online for review: >> >> https://github.com/qgis/QGIS/pull/1370 >> >> Please post your comments there if you are interested in this >> functionality. >> >> On Mon 19 Mai 2014 18:55:54 CEST, G. Allegri wrote: >> >>> Of course Matthias is right if you want to interface with a plugin >>> instance running inside QGIS. That's why I said you could bind only >>> the inner logic of the Georeferencer to use it "outside" the plugin >>> instance. In case you need to control, or get work done from, the >>> Georeferencer plugin itself you have to do what Matthias is doing in >>> its commit. >>> >>> giovanni >>> >>> >>> 2014-05-19 18:33 GMT+02:00 Matthias Kuhn <[email protected] >>> <mailto:[email protected]>>: >>> >>> The python modules gui and core are exported and the "iface" >>> variable (QgisInterface) knows about their presence. But >>> QgisInterface should not have any dependencies on plugin code, >>> therefore it's harder to access this code. >>> It may not be hard if you only make use of code which you use in a >>> standalone library way (maybe that would already be enough for >>> your case). If you want to get access to a running plugin instance >>> this is a different story. You can have a look at the code in [1] >>> for an example of how this might be accomplished. Although the >>> code seems not to be working, I've got to check what's still >>> missing there, but in principle the ideas in commit [1] should work. >>> >>> Best, >>> Matthias >>> >>> [1] >>> https://github.com/m-kuhn/__QGIS/commit/__ >>> 571b4fa7e6afcefb9c4911339db2c4__b7689ce6a9 >>> <https://github.com/m-kuhn/QGIS/commit/ >>> 571b4fa7e6afcefb9c4911339db2c4b7689ce6a9> >>> >>> >>> >>> On Mon 19 May 2014 05:34:41 PM CEST, Felix Schmidt wrote: >>> >>> @Matthias: what do you mean with: >>> Am 19.05.2014 16:41, schrieb Matthias Kuhn: "the code is not >>> exported >>> to the gui or core libraries/sip modules"? >>> >>> It will not be so easy to just write wrappers because the >>> code is not >>> exported to the gui or core libraries/sip modules. >>> I have written code that makes it possible to generate >>> python >>> bindings for (C++) plugins and I'm considering creating a >>> pull-request for it. >>> >>> Matthias >>> >>> >>> On 05/19/2014 04:33 PM, G. Allegri wrote: >>> >>> It depends on what parts of the Georeferencer you >>> need. If you don't >>> need the GUI but only the math, you could consider >>> writing a SIP >>> wrapper around QgsGeorefTransformInterface >>> implementations [1]. >>> Otherwise, if Python performance would suffice, you >>> could grab the >>> low level math from QgsGeorefTransform and >>> QgsLeastSquares [2] and >>> translate it to Python. >>> >>> giovanni >>> >>> [1] >>> https://github.com/qgis/QGIS/_ >>> _blob/master/src/plugins/__georeferencer/__qgsgeoreftransform.cpp >>> <https://github.com/qgis/QGIS/blob/master/src/plugins/ >>> georeferencer/qgsgeoreftransform.cpp> >>> [2] >>> https://github.com/qgis/QGIS/_ >>> _blob/master/src/plugins/__georeferencer/qgsleastsquares.__cpp >>> <https://github.com/qgis/QGIS/blob/master/src/plugins/ >>> georeferencer/qgsleastsquares.cpp> >>> >>> >>> >>> 2014-05-19 16:32 GMT+02:00 G. Allegri >>> <[email protected] <mailto:[email protected]> >>> <mailto:[email protected] <mailto:[email protected] >>> >>>: >>> >>> >>> It depends on what parts of the Georeferencer you >>> need. If you >>> don't need the GUI but only the math, you could >>> consider writing >>> a SIP wrapper around QgsGeorefTransformInterface >>> implementations >>> [1]. >>> Otherwise, if Python performance would suffice, >>> you could grab >>> the low level math from QgsGeorefTransform and >>> QgsLeastSquares >>> [2] and translate it to Python. >>> >>> giovanni >>> >>> [1] >>> >>> https://github.com/qgis/QGIS/_ >>> _blob/master/src/plugins/__georeferencer/__qgsgeoreftransform.cpp >>> <https://github.com/qgis/QGIS/blob/master/src/plugins/ >>> georeferencer/qgsgeoreftransform.cpp> >>> [2] >>> >>> https://github.com/qgis/QGIS/_ >>> _blob/master/src/plugins/__georeferencer/qgsleastsquares.__cpp >>> <https://github.com/qgis/QGIS/blob/master/src/plugins/ >>> georeferencer/qgsleastsquares.cpp> >>> >>> >>> 2014-05-19 16:10 GMT+02:00 Felix Schmidt >>> <[email protected] >>> <mailto:[email protected]> >>> <mailto:felix.schmidt@uni-__weimar.de >>> <mailto:[email protected]>>>: >>> >>> >>> Hello Giovanni, >>> thanks for your answer. Do you think it is >>> easier to write >>> the Plugin for the historical border >>> extraction in c++ >>> instead of python, cause of the binding >>> implementation? >>> >>> Felix >>> >>> Am 19.05.2014 14:52, schrieb G. Allegri: >>> >>> Hi Felix, >>> I fear you will have to write your own >>> bindings if you >>> want to leavarage the Georeferencer plugin >>> code. It's a >>> plugin, so it's functionality isn't >>> exposed through QGIS >>> API. >>> >>> >>> >>> >>> >>> -- >>> Giovanni Allegri >>> http://about.me/__giovanniallegri >>> <http://about.me/giovanniallegri> >>> Twitter: https://twitter.com/_giohappy_ >>> blog: http://blog.spaziogis.it >>> GEO+ geomatica in Italia http://bit.ly/GEOplus >>> >>> >>> >>> >>> -- >>> Giovanni Allegri >>> http://about.me/__giovanniallegri >>> <http://about.me/giovanniallegri> >>> Twitter: https://twitter.com/_giohappy_ >>> blog: http://blog.spaziogis.it >>> GEO+ geomatica in Italia http://bit.ly/GEOplus >>> >>> >>> _________________________________________________ >>> Qgis-developer mailing list >>> [email protected] >>> <mailto:[email protected]> >>> http://lists.osgeo.org/__mailman/listinfo/qgis-__ >>> developer >>> <http://lists.osgeo.org/mailman/listinfo/qgis-developer >>> > >>> >>> >>> >>> _________________________________________________ >>> Qgis-developer mailing list >>> [email protected] <mailto:Qgis-developer@lists. >>> osgeo.org> >>> http://lists.osgeo.org/__mailman/listinfo/qgis-__developer >>> <http://lists.osgeo.org/mailman/listinfo/qgis-developer> >>> >>> >>> >>> >>> -- >>> Giovanni Allegri >>> http://about.me/giovanniallegri >>> Twitter: https://twitter.com/_giohappy_ >>> blog: http://blog.spaziogis.it >>> GEO+ geomatica in Italia http://bit.ly/GEOplus >>> >> >> > _______________________________________________ > Qgis-developer mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/qgis-developer >
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