Tag: Digital images

Articles about digital images, their formats and processing

HDR IIIF

Sunday, August 18, 2024
HDR images via the IIIF Image API

At Zeitzeug the owner’s wallpaper collection is being sold and I have secured a particularly bright example…

#Light#Licht2024#Digital images#Digitisation#HDR#IIIF

JavaScript library for HDR

Saturday, July 6, 2024

The JavaScript implementation for the last posts is now also available as NPM module.

#Licht2024#Digital images#HDR#JavaScript

Contrast enhancement for UV images using HDR

Thursday, June 6, 2024
An old copy book from Northeim as an example of HDR visualisation of UV images

This example is about a practical use case for HDR visualisation in the browser…

#Light#Licht2024#Digital images#Object#HDR

LibUltraHDR

Thursday, May 23, 2024

After research, it was necessary to explore some possible workflows and to create tools for a project in preparation. Based on Greg Benz’s preliminary work on HDR support, LibUltraHDR was the most sensible candidate for further experimentation.

#Light#Licht2024#Digital images#HDR

Pong Visualisation

Monday, April 15, 2024
A 70s video game as a heat map
Pong Visualisation

For some reason I came up with the idea of visualising Pong…

#Light#Licht2024#Fun#Retrocomputing#Digital images#JavaScript#Game

VintageReality launched

Tuesday, March 5, 2024
The collection of old 3D images now has its own blog

The latest blog incubated at the Projektemacher Labs has been started.

#Projektemacher.org#Blog#Light#3D#Digital images#OpenCV#Stereoscopy

IIIF Proxy

Wednesday, January 26, 2022
On-the-fly image processing for IIIF resources

To improve the ‘displayability’ of digital objects such as coins and books, I have written a proxy for IIIF resources…

#IIIF#OpenCV#Digital images

JPEG XL

Saturday, April 17, 2021

Since my blogs are managed on GitHub, the images have to be stored as storage-saving as possible…

#Digital images#Projektemacher.org#IIIF#VIPS