OpenEXR
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'''OpenEXR''' (also known as '''EXR''' or '''IlmImf''') is a raster image file format developed by Industrial Light & Magic. It supports ''high dynamic range'' images. It usually uses 16-bit "half precision" floating point samples, though other sample formats are also supported. | '''OpenEXR''' (also known as '''EXR''' or '''IlmImf''') is a raster image file format developed by Industrial Light & Magic. It supports ''high dynamic range'' images. It usually uses 16-bit "half precision" floating point samples, though other sample formats are also supported. | ||
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== Identification == | == Identification == | ||
Files start with bytes <code>76 2F 31 01</code>. | Files start with bytes <code>76 2F 31 01</code>. | ||
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| + | == Specifications == | ||
| + | The written documentation is unofficial. The format is defined as "whatever the IlmImf Library reads and writes." | ||
| + | * [http://www.openexr.com/TechnicalIntroduction.pdf Technical Introduction to OpenEXR] | ||
| + | * [http://www.openexr.com/openexrfilelayout.pdf OpenEXR File Layout] | ||
== Software == | == Software == | ||
| − | * OpenEXR | + | * The IlmImf Library, a.k.a. The OpenEXR source distribution (C++): [http://www.openexr.com/downloads.html OpenEXR Downloads] → openexr-x.x.x.tar.gz, ilmbase-x.x.x.tar.gz |
| + | * [http://snisurset.net/code/abydos/ abydos] | ||
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| + | == Sample files == | ||
| + | * {{DexvertSamples|image/exr}} | ||
| + | * The IlmImf Library includes some samples files for testing. | ||
== Links == | == Links == | ||
* [http://www.openexr.com/ OpenEXR home page] | * [http://www.openexr.com/ OpenEXR home page] | ||
* [[Wikipedia:OpenEXR|Wikipedia article]] | * [[Wikipedia:OpenEXR|Wikipedia article]] | ||
Latest revision as of 03:27, 28 December 2023
OpenEXR (also known as EXR or IlmImf) is a raster image file format developed by Industrial Light & Magic. It supports high dynamic range images. It usually uses 16-bit "half precision" floating point samples, though other sample formats are also supported.
Contents |
[edit] Identification
Files start with bytes 76 2F 31 01.
[edit] Specifications
The written documentation is unofficial. The format is defined as "whatever the IlmImf Library reads and writes."
[edit] Software
- The IlmImf Library, a.k.a. The OpenEXR source distribution (C++): OpenEXR Downloads → openexr-x.x.x.tar.gz, ilmbase-x.x.x.tar.gz
- abydos
[edit] Sample files
- dexvert samples — image/exr
- The IlmImf Library includes some samples files for testing.
