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From: Sebastian H. <seb...@go...> - 2008-08-06 10:45:01
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Hi Paolo, thanks for the paper. It describes the problem really good and I like your solution. Would it be possible to get a hold on your software for testing? I could also implement it then into the phototexturing plugin. Greetings Sebastian 2008/8/6 Paolo Cignoni <pao...@is...> > Great! > It seems that you are going to re-implement a nice texture merger. > A very up to date description of our internal tool have been recently > published on Computer & Graphics > > Masked photo blending: Mapping dense photographic data set on > high-resolution sampled 3D models > > http://dx.doi.org/10.1016/j.cag.2008.05.004 > > it is based on the idea of using various blending channels (one is similar > to your normal wrt camera) > > and you can find a copy of that paper at > > http://vcg.isti.cnr.it/~cignoni/CG_textailor_final.pdf<http://vcg.isti.cnr.it/%7Ecignoni/CG_textailor_final.pdf> > > a question > > Have you looked at the code in the filter sampling plugin? > there is an example for generating all the texels of a given texture > parametrization that, if i have well understood your pipeline, should fit > well to your needs and should avoid the need of a quadtree (and you know > that i definitely like to reduce the code around...) > I didn't have time yet but I will look at it asap. > > cheers > p. > > > > > Sebastian Herholz wrote: > > Hi guys, > > I continued working on the phototexturing plugin, which enables texturing of > a mesh by using an image from a > calibrated camera (TSAI camera model). For the case that moire then one > camera are available to texture the > mesh I unproject the texture for all cameras to seperate images (using the > uv-coordinates of the mesh). The alpha value of each pixel > descriebes the angle of the camera to the face the pixel contains (I will > updated this to a point specific angle). > An example can be found under "meshlabplugins/edit_phototexturing/samples". > Now I have to find a way to blend all > seperate images to one texture image. > > Does anybody knows a good algorithm for that? > > I tried allready different tools for that: > enblend: > + open-source, -crashes at large images and when the overlap is not big > enought, -result is not perfect > > smartblend: > -non-open-source, +is fast (even with large images), + really good result > > blending examples can be found under:ftp://ftp.tuebingen.mpg.de/kyb/sherholz/meshlab/blend/ > > Cheers > > Sebastian > > > > ------------------------------ > > ------------------------------------------------------------------------- > This SF.Net email is sponsored by the Moblin Your Move Developer's challenge > Build the coolest Linux based applications with Moblin SDK & win great prizes > Grand prize is a trip for two to an Open Source event anywhere in the worldhttp://moblin-contest.org/redirect.php?banner_id=100&url=/ > > ------------------------------ > > _______________________________________________ > Meshlab-devel mailing lis...@li...https://lists.sourceforge.net/lists/listinfo/meshlab-devel > > > > -- > Paolo Cignoni -- Senior Researcher > Visual Computing Laboratory - ISTI - CNR http://vcg.isti.cnr.it/~cignoni <http://vcg.isti.cnr.it/%7Ecignoni> > > ISTI - CNR > Via Moruzzi 1, > 56124 Pisa > ITALY > > > ------------------------------------------------------------------------- > This SF.Net email is sponsored by the Moblin Your Move Developer's > challenge > Build the coolest Linux based applications with Moblin SDK & win great > prizes > Grand prize is a trip for two to an Open Source event anywhere in the world > http://moblin-contest.org/redirect.php?banner_id=100&url=/ > _______________________________________________ > Meshlab-devel mailing list > Mes...@li... > https://lists.sourceforge.net/lists/listinfo/meshlab-devel > > |
