Multimedia & graphics Windows

Luminance HDR for Windows

Merge bracketed photos into HDR images and adjust tone mapping with Luminance HDR, a free, open-source photo tool for Windows.

WindowsFree and open source; GNU General Public License version 2.0 (GPLv2)Version 2.6.0
Operating system
Windows; supported Windows version range not verified
Architecture
64-bit
Download package
EXE installer
Download for Windows (64-bit, 2.6.0)

Selected publisher archive: Luminance-HDR_v.2.6.0_Windows_64.exe, dated June 10, 2019. No installation or current-Windows compatibility test performed.

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What is Luminance HDR?

Luminance HDR combines differently exposed photos of the same scene into a high-dynamic-range image. It also opens existing HDR files and provides tone-mapping operators for producing a lower-dynamic-range result. The Qt-based interface puts image previews and tone-mapping controls in one workspace.

JPEG, TIFF and RAW input support make it useful for working with bracketed camera shots. Supported HDR formats include OpenEXR, Radiance RGBE and PFS; output options include JPEG and 8-bit or 16-bit TIFF. Batch HDR merging, batch tone mapping and a command-line interface cover repeated processing tasks.

The linked Windows download is the 64-bit 2.6.0 EXE listed in the publisher’s SourceForge archive, dated June 10, 2019. Later source archives are not evidence of a newer Windows installer. Compatibility with current Windows releases has not been verified. The gallery image shows the publisher’s older 2.5.1 desktop interface, not an installed Windows 2.6.0 session.

What it offers

  • Merge multiple exposures of the same scene into an HDR image.
  • Choose among tone-mapping operators and adjust the result in the graphical interface.
  • Read JPEG, TIFF and RAW images, plus HDR formats including OpenEXR and Radiance RGBE.
  • Save output in formats including JPEG and 8-bit or 16-bit TIFF.
  • Process groups of images with batch HDR merging, batch tone mapping or the command-line interface.

Good to know

  • The selected Windows 64-bit package is version 2.6.0 from June 2019; compatibility with current Windows releases has not been verified.
  • The publisher gallery screenshot depicts version 2.5.1 with Linux-style window controls; it illustrates the application workflow, not the exact Windows 2.6.0 appearance.

Product images

Sources

References used for this listing. Retrieval dates do not indicate hands-on testing.

  1. Luminance HDR — publisher project summary and gallery ↗Retrieved
  2. Luminance HDR — 2.6.0 publisher file listing and README ↗Retrieved
  3. LuminanceHDR/LuminanceHDR — publisher repository ↗Retrieved

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