OpenImageIO

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When fmt arguments don't match the format string, fmt will throw an exception, or terminate if we disable exceptions (which we do). For gcc11+, we tried intercepting these, but let's...

lgritz

* Added as_bytes and as_writable_bytes that convert spans of arbitrary type to spans of std::byte. (This mimics C++20 utilities of the same name.) * spancopy, spanset, spanzero: add parameter defaults...

lgritz

feat!: implement support for OCIO NamedTransforms

2

- ColorProcCacheKey: Update definition, signature, and usage to support caching NamedTransform processor handles. (Note: **ABI-breaking**) - ColorConfig: add NamedTransform convenience functions: `getNumNamedTransforms`, `getNamedTransformNameByIndex`, `getNamedTransformNames`, `getNamedTransformAliases` - ColorConfig: add `createNamedTransform` function...

zachlewis

refactor: de-virtualize IC and TS

1

Background: The ImageCache and TextureSystem had historically been implemented as pure virtual abstract base classe defining an interface, then a hidden concrete subclass. The flexibility this was intended to provide...

lgritz

[FEATURE REQUEST] Add self-building abilities for more dependencies

9

We recently added (in PR #4242) the ability for OIIO's CMake build system to automatically download and build certain dependencies if they are not found. (Note: It doesn't happen by...

lgritz

Because IBA::transpose changes resolution, it doesn't pass the input image to IBAPrep(), and there was a special case there that always set destination to float if there were no source...

lgritz

feat(ustring): ustring hash collision protection

15

The gist is that the ustring::strhash(str) function is modified to strip out the MSB from Strutil::strhash. The rep entry is filed in the ustring table based on this hash. So...

lgritz

[BUG] Unable to sample UDIMs from pre-populated in-memory ImageCache

1

**Description** Note - this is the result of a discussion on the Academy Software Foundation slack. I wanted to sample a number of in-memory buffers representing tiles using the texturesystem....

jonahfriedman

[BUG] Sony ARW medium and small compression 15 bit per sample files are unsupported

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**Describe the bug** Importing a Sony ARW Medium or Small compression file with 15 bits per sample is unsupported in OIIO. Other Sony ARW Medium or Small compression files which...

lingyukongt

[BUG] TypeDesc SEGFAULT from Copy Constructor

2

Crash somewhat consistently occurs here in Blender 4.1.1 (OpenImageIO `v2.5.12.0`) on Fedora 40: https://github.com/AcademySoftwareFoundation/OpenImageIO/blob/80541ad23f85ffe8699ec0bc6a6da7876d0901ab/src/libutil/paramlist.cpp#L53 When crash doesn't occur, programs like Blender (4.1.1 built with `v2.5.6.0`) continue running but with no...

Cthuflu