Python is the easy fix (where you can copy over the metadata "by hand"), but I'm also working on an oiiotool-based solution to this; stay tuned for a PR hopefully today if I an squeeze out some free time.
> On Aug 6, 2019, at 4:36 PM, Nathan R <[email protected]> wrote: > > Yeah, it looks like what's missing is the Arnold metadata for the other AOVs > besides RGBA. > > I'll defer to Larry on the possibilities there (I suspect a Python script may > be the easiest way to go), but based on your channel names and need for this > metadata, I'm guessing you're trying to create a merged EXR to pass to noice. > For what it's worth, I've actually found that it's easier to just feed in > separate files for all the AOVs, since noice will just decide what's > available based on the metadata of all the input files. > > -Nathan > > On 8/6/2019 4:12 PM, Larry Gritz wrote: >> Is it missing the AOVs? (The channels, the pixels?) >> >> Or is it just not combining the *metadata* from all the source images into >> the output? >> >> >>> On Aug 6, 2019, at 4:06 PM, Lydia Lam <[email protected] >>> <mailto:[email protected]>> wrote: >>> >>> They are exr's. So I have the following aovs: beauty, >>> diffuse_albedo_noice, variance, N_noice, Z_noice: >>> >>> ./oiiotool beauty.0001.exr diffuse_albedo_noice.0001.exr --chappend -chname >>> ,,,,"diffuse_albedo_noice.R","diffuse_albedo_noice.G","diffuse_albedo_noice.B" >>> -o merged_bd.0001.exr >>> ./oiiotool merged_bd.0001.exr variance.0001.exr --chappend --chname >>> ,,,,,,,"variance.R","variance.G","variance.B","variance.A" -o >>> merged_bdv.0001.exr >>> ...<all the aovs>... >>> ./oiiotool ...-o merged_all_aovs.0001.exr >>> >>> When I query the final merged image, >>> ./oiiotool --info:verbose=1 merged_all_aovs.0001.exr >>> maya_render.0001.exr: 960 x 540, 15 channel, half openexr channel list: R, >>> G, B, A, Z_noice, N_noice.Y, N_noice.Z, N_noice.X, diffuse_albedo_noice.R, >>> diffuse_albedo_noice.G, diffuse_albedo_noice.B, variance.R, variance.G, >>> variance.B, variance.A >>> arnold / AA_samples: 2 >>> arnold / aovs / RGBA / filter: "gaussian_filter" >>> arnold / aovs / RGBA / filter_width: 2 >>> arnold / aovs / RGBA / lpe: 1 >>> arnold / aovs / RGBA / source: "RGBA" >>> arnold / auto_transparency_depth: 10 >>> arnold / bounds_max_x: 959 >>> arnold / bounds_max_y: 539 >>> ... >>> It is missing the aovs after beauty. >>> >>> >>> Comparing it to the render from Maya >>> maya_render.0001.exr: 960 x 540, 15 channel, half openexr channel list: R, >>> G, B, A, Z_noice, N_noice.Y, N_noice.Z, N_noice.X, diffuse_albedo_noice.R, >>> diffuse_albedo_noice.G, diffuse_albedo_noice.B, variance.R, variance.G, >>> variance.B, variance.A >>> arnold / AA_samples: 2 >>> arnold / aovs / diffuse_albedo_noice / filter: "gaussian_filter" >>> arnold / aovs / diffuse_albedo_noice / filter_width: 2 >>> arnold / aovs / diffuse_albedo_noice / lpe: 1 >>> arnold / aovs / diffuse_albedo_noice / source: "diffuse_albedo" >>> arnold / aovs / N_noice / filter: "gaussian_filter" >>> arnold / aovs / N_noice / filter_width: 2 >>> arnold / aovs / N_noice / source: "N" >>> arnold / aovs / RGBA / filter: "gaussian_filter" >>> arnold / aovs / RGBA / filter_width: 2 >>> arnold / aovs / RGBA / lpe: 1 >>> arnold / aovs / RGBA / source: "RGBA" >>> arnold / aovs / variance / filter: "variance_filter" >>> arnold / aovs / variance / filter_width: 2 >>> arnold / aovs / variance / lpe: 1 >>> arnold / aovs / variance / source: "RGBA" >>> arnold / aovs / Z_noice / filter: "gaussian_filter" >>> arnold / aovs / Z_noice / filter_width: 2 >>> arnold / aovs / Z_noice / source: "Z" >>> arnold / auto_transparency_depth: 10 >>> arnold / bounds_max_x: 959 >>> arnold / bounds_max_y: 539 >>> ... >>> >>> >>> >>> On Tue, Aug 6, 2019 at 3:37 PM Larry Gritz <[email protected] >>> <mailto:[email protected]>> wrote: >>> Yes, the command you want is --chappend, which takes two images (say, >>> containing N channels and M channels) and combines them into a new image >>> with N+M channels. >>> >>> You said you tried this... can you show us a command line that shows >>> exactly what you tried? >>> >>> You may need a --chnames afterward to make the channel names make some kind >>> of sense. >>> >>> Also, what file format are you using? >>> >>> Seeing the exact command you tried will probably answer all of the >>> questions and then we'll know what to suggest. >>> >>> >>>> On Aug 6, 2019, at 3:29 PM, Lydia Lam <[email protected] >>>> <mailto:[email protected]>> wrote: >>>> >>>> Is there a way to merge AOVs with oiiotool? I have a sequence rendered >>>> from Maya with a bunch of separate passes. I would like to merge them >>>> into one sequence without having to render again using 'merge AOVs' >>>> option. The output should be a sequence of exr's with no subimages >>>> containing all the channels the different aov's. >>>> >>>> I've tried using --siappendall but that returns one image with multiple >>>> subimages. The number of channels is the number of channels at the top >>>> layer, not all the aovs. >>>> >>>> I've also tried --chappend and merge the images one at a time while >>>> renaming the channels as I go. This captured all the channels but did not >>>> preserve the aov information. >>>> >>>> Can oiiotool or OpenImageIO merge multiple images into one while >>>> preserving all the channels? Thanks! >>>> >>>> >>>> Lydia >>>> >>> >>> -- >>> 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 >>> <http://lists.openimageio.org/listinfo.cgi/oiio-dev-openimageio.org> >>> _______________________________________________ >>> 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 >> <http://lists.openimageio.org/listinfo.cgi/oiio-dev-openimageio.org> > > _______________________________________________ > Oiio-dev mailing list > [email protected] > http://lists.openimageio.org/listinfo.cgi/oiio-dev-openimageio.org -- Larry Gritz [email protected]
_______________________________________________ Oiio-dev mailing list [email protected] http://lists.openimageio.org/listinfo.cgi/oiio-dev-openimageio.org
