OpenColorIO

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Python API is inconsistent and confusing (and in general the API is confusing)

2

pyalot

Transform methods entirely undocumented

6

There's various transforms that can be configured in, they're all undocumented.

pyalot

lookup formats are undocumented

4

There's various lookup formats that the library uses, they're all undocumented.

pyalot

Documentation and tests non-existent/outdated

1

I had a lot of trouble today with your library, and in part this is caused by a virtual lack of any documentation worthy of that name and a complete...

pyalot

INTERPOLATION: "Best" defaults to linear?

2

https://github.com/imageworks/OpenColorIO/blob/67a4f21db960bc1ce2ee040ff3264d3a9262af53/src/core/Lut3DOp.cpp#L674-L676 https://github.com/imageworks/OpenColorIO/blob/67a4f21db960bc1ce2ee040ff3264d3a9262af53/src/core/Lut1DOp.cpp#L555-L557 This appears by design, however should it not default to tetrahedral for the 3D LUT sampling?

sobotka

Currently, correcting for colour critical work via a 3D LUT is possible with OCIO, but messy organizationally. If wrapped up into a View transform, the parcel makes it even more...

sobotka

ociolutimage --colorconvert doesn't work with --extract

2

Summary says it all. ociolutimage doesn't appear to transform the input RGB image when using colorconvert with extract.

sobotka

Load this file into Nuke node and loop for ever... Traceback (most recent call last): File "", line 1, in File "/opt/foundry/nuke-9.0v8/plugins/ocionuke/cdl.py", line 278, in set_first_cccid allcc = _xml_to_cdltransforms(xml) File...

KevinJW

Paths checked for absolute-ness in GetAbsoluteSearchPaths before EnvExpand is called

9

When resolving a relative path in Context::resolveFileLocation, GetAbsoluteSearchPaths splits the search_path string into a map, adding the working directory to any relative-looking paths in the map. resolveFileLocation then calls EnvExpand...

acjones

CDL Transform is not sufficient for ACES specification.

1

there is an issue when using OCIO based CDL transforms in ACEScc space. As described by the ACEScc specification http://www.oscars.org/science-technology/aces/aces-documentation appendix B, values below 0 are supposed to be passed...

KevinJW