Archives For November 30, 1999

Luminance HDR

Luminance HDR 2.6.1, free and open-source HDR imaging software, is available to install in Ubuntu 20.04, Ubuntu 20.10, Linux Mint 20.

Before it’s officially announced the new release source tarball now is available to download. And Luminance HDR 2.6.1 is a bug-fix release the features:

  • Better UI for last step of HdrWizard
  • Fix highlights glitch
  • Fix save/load response cure even from the command line
  • Fix scrolling of progress area in BatchHDR
  • Some other bug-fixes and translation updates.

How to Install Luminance HDR via Ubuntu PPA:

The Dariusz Duma’s PPA was maintaining the software package. It however seems not being updated except for auto-build packages.

For those sticking to an Ubuntu PPA, there’s an alternative unofficial PPA available for Ubuntu 20.04 only and you can run following steps one by one to get it in your Ubuntu.

1.) Open terminal from system application menu and run command to add the PPA:

sudo add-apt-repository ppa:ubuntuhandbook1/apps

2.) Then install the HDR creator via command:

sudo apt install luminance-hdr

Uninstall:

To remove the software package, simply run command:

sudo apt remove --autoremove luminance-hdr

And to remove the Ubuntu PPA, open Software & Updates navigate to Other Software tab and remove the relevant line.

Luminance HDR

Luminance, a complete workflow for HDR imaging, finally got a new release more than three years after the last.

Luminance HDR is a graphical user interface (based on the Qt5 toolkit) that provides a complete workflow for HDR imaging. It supports following HDR formats: OpenEXR (exr), Radiance RGBE (hdr), Tiff formats: 16bit, 32bit (float) and LogLuv (tiff), Raw image formats (various), PFS native format (pfs). And it supports JPEG, PNG, PPM, PBM, TIFF, FITS LDR formats.

The latest Luminance HDR 2.5.0 features:

  • Two brand new tonemapping operators: ferradans and mai
  • Optional automatic adjustment of LDRs levels
  • Greater EV values range in HDR Creation Wizard
  • Restore load/save curves in HDR Creation Wizard
  • Better HiDPI support
  • Better CLI interface
  • Fix various crashes
  • “Fast Export”, which renders current image in full size
  • List version of supported cameras for RAW files (and some libraw info)
  • Export to HTML (Create a webpage with embedded HDR viewer)
  • Better printing support and print preview in Help Browser
  • A new “Dark Theme” (beta) and native platform icons support
  • Switch UI full screen (F11), show LDRs and HDRs images full screen (F10)
  • Portuguese (Brazilian) translation
  • Other small impovements and bugfixing as usual

For Ubuntu 16.04, Ubuntu 16.10, Ubuntu 17.04, and their derivatives, the 2.5.0 release is available via the PPA repository.

To install it, open terminal via Ctrl+Alt+T or by searching “Terminal” from start menu, and then do following steps:

1. Run command to add the PPA repository:

sudo add-apt-repository ppa:dhor/myway

Type in your password (no visual feedback due to security reason) when prompts and hit Enter.

2. If you have a previous release installed, now launch Software Updater (Update Manager) to upgrade it:

Or run following commands to check updates and install Luminance HDR:

sudo apt update && sudo apt install luminance-hdr

How to Uninstall:

The PPA repository can be removed by going to System Settings -> Software & Updates -> Other Software tab. To remove the software, either use your system package manager or run command:

sudo apt remove --autoremove luminance-hdr