OpenEXR HDR Compositing Pipeline

Processes OpenEXR high dynamic range images using the OpenImageIO (oiiotool) CLI and Imath library for multi-layer compositing, tone mapping with ACES color transforms, and cryptomatte-based object isolation.

Installation

Use the upstream install or setup path that matches your environment:

• $ cmake -S . -B _build -DCMAKE_PREFIX_PATH=<path to OpenEXR libraries/includes>
• $ cmake --build _build

Requirements and caveats from upstream:

• OpenEXR and its required prerequisites.

Basic usage or getting-started notes:

• See the technical documentation for

• complete details, but to get started, the "Hello, world" exrwriter.cpp writer program is:

• #include <ImfRgbaFile.h>

• Source: https://github.com/AcademySoftwareFoundation/openexr

• Extracted from upstream docs: https://raw.githubusercontent.com/AcademySoftwareFoundation/openexr/HEAD/README.md

Source

• Agent Skill Exchange