I see: https://stackoverflow.com/questions/21194530/what-does-mean-when-prepended-to-a-file-path <https://stackoverflow.com/questions/21194530/what-does-mean-when-prepended-to-a-file-path>
> On Mar 24, 2022, at 11:57 AM, Larry Gritz <[email protected]> wrote: > > What does the \\? mean? Is there a reference you can send me about the exact > syntax f these filenames? > > >> On Mar 24, 2022, at 12:21 AM, Larry Gritz <[email protected] >> <mailto:[email protected]>> wrote: >> >> I think I know what's going on here. At some point, we started recognizing >> some "REST" like filename structures as ways to communicate parameters to >> procedural image generators, and so I bet the "?" is throwing it off. I will >> investigate. >> >> >>> On Mar 23, 2022, at 9:23 AM, haggi <[email protected] <mailto:[email protected]>> >>> wrote: >>> >>> Hi, >>> >>> we just encountered a problem working with maktetx and windows unc paths. >>> We use UNC path notation for accessing the files in our network like this: >>> >>> maketx.exe -o C:\TextureCache\test1.tx \\produktion\dfs\images\Raumplan.png >>> >>> This works great. But sometimes the pathnames are too long and our usual >>> solution was to use a windows naming convention: >>> >>> maketx.exe -o C:\TextureCache\test1.tx >>> \\?\UNC\produktion\dfs\very...long...path\Raumplan.png >>> >>> This can be tested locally with this lines: >>> maketx.exe -o C:\TextureCache\test1.tx \\?\C:\image.png >>> maketx.exe -o C:\TextureCache\test2.tx C:\image.png >>> >>> The error message we get is: >>> ImageInput::create() called with malformed filename >>> >>> Now comes the interesting part: >>> Since we use the maketx from Arnold renderer, I only have these two >>> versions to compare but: >>> >>> This was not a problem in maketx from OIIO 1.7.7 >>> >>> It is a problem in the version of OIIO 2.1 (or earlier somtime between >>> 1.7.7 and 2.1) >>> >>> Any ideas? >>> >>> haggi >>> _______________________________________________ >>> Oiio-dev mailing list >>> [email protected] <mailto:[email protected]> >>> http://lists.openimageio.org/listinfo.cgi/oiio-dev-openimageio.org >>> <http://lists.openimageio.org/listinfo.cgi/oiio-dev-openimageio.org> >> >> -- >> Larry Gritz >> [email protected] <mailto:[email protected]> >> >> >> >> >> _______________________________________________ >> Oiio-dev mailing list >> [email protected] <mailto:[email protected]> >> http://lists.openimageio.org/listinfo.cgi/oiio-dev-openimageio.org > > -- > Larry Gritz > [email protected] <mailto:[email protected]> > > > > > _______________________________________________ > Oiio-dev mailing list > [email protected] > http://lists.openimageio.org/listinfo.cgi/oiio-dev-openimageio.org -- Larry Gritz [email protected]
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