Description:
High dynamic-range image file format
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Type: Formula
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Latest Version: 3.4.4@0
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Tracked Since: Dec 23, 2025
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Links:
Homepage |
formulae.brew.sh
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Category: Multimedia
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Tags:
image
hdr
vfx
graphics
multimedia
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Install:
brew install openexr
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About:
OpenEXR is a high dynamic-range (HDR) image file format and toolset developed by Industrial Light & Magic. It provides lossless storage of pixel data with higher precision and supports arbitrary channel layouts. This formula installs the core libraries and utilities for working with EXR images in visual effects and professional cinematography.
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Key Features:
- Half (16-bit floating-point), float (32-bit), and double (64-bit) pixel data types
- Lossless compression with B44, PIZ, ZIP, and DWAA/DWAB methods
- Support for arbitrary named channels and multi-part image files
- Extensive C++ and Python APIs for integration
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Use Cases:
- VFX compositing and rendering pipelines
- CGI and animation production workflows
- High-precision imaging applications
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Alternatives:
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OpenEXR
– Primary standard; this formula provides the official ILM implementation
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libpng
– Standard PNG format; lacks HDR support and limited to 16-bit integer precision
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JPEG XL
– Modern HDR-capable format; focuses on compression efficiency over VFX workflow features
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| Dec 23, 2025 9:39pm |
3.4.4 |
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