Luminance HDR is a free open source HDR image editing software for Linux. You can use it to work with high dynamic range (HDR) images. Supports OpenEXR, Radiance RGBE, Tiff formats: 16-bit, 32-bit (float) and LogLuv, Raw image formats, PFS native HDR formats. It is based on the Qt5 framework and is released under the GPL-2.0 license. You can create an HDR file from a series of images of the same scene taken with different exposure settings. Comes with support for save, load, rotate, resize and tonemap HDR files.
Install Luminance HDR on Ubuntu
Luminance HDR is available as flatpak and PPA. If you don’t have flatpak, please install it from the link below.
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How to install flatpak and flathub on Ubuntu
After installing flatpak, reboot your system and run the following command to install Luminance HDR on your Ubuntu system.
flatpak install flathub net.sourceforge.qtpfsgui.LuminanceHDR
Then run this command to launch Luminance HDR on Ubuntu.
flatpak run net.sourceforge.qtpfsgui.LuminanceHDR
Install Luminance HDR via PPA.
This is an unofficial PPA. Open the terminal app and execute the following commands one by one.
sudo add-apt-repository ppa:ubuntuhandbook1/apps
sudo apt update
sudo apt install luminance-hdr