openexr: openexr (HDR Image File Format & Library) openexr: openexr: OpenEXR provides the specification and reference implementation of the openexr: EXR file format, the professional-grade image storage format of the openexr: motion picture industry. The purpose of EXR format is to accurately openexr: and efficiently represent high-dynamic-range scene-linear image data openexr: and associated metadata, with strong support for multi-part, multi- openexr: channel use cases. openexr: openexr: Homepage: http://www.openexr.org/ openexr: