What can you do with an image that has a depth value for every pixel? Try out this 3D WebGL image processing viewer to see! Use the sliders/controls below, and mouse over + click the images! Loading… [WebGL capable browser needed to see this content] There are an order of magnitude more possibilities of new … Read more
Infrared Photos In Lightroom I came across this excellent Gimp infrared tutorial not long ago, and it got me excited to try some infrared photo processing. Being a recent Lightroom addict, I found it annoying that Lightroom does not support color channel mixing, and having to constantly export-edit-import slowed my workflow. In doing a bit of research … Read more
About one year ago, I wrote about a simple example of Image Processing with LibJacket + OpenCV… and the trend continues today. In this post, I demonstrate how ArrayFire (an improved version of LibJacket) can easily interop with OpenCV, through a simple example of unsharp maksing (local contrast enhancement). Program Flow: Capture steaming webcam … Read more
I got my first “nice” camera early last year, and soon realized I needed a nice way to organize my photos. At first, I decided to use Picasa because it seemed to have a nice beginner interface, and more importantly, it “worked” in Linux. For most of the year, I got by with Picasa for organization and Gimp for … Read more
Some simple notes on how to seamlessly blend images in GIMP using gradient based layer masks. INPUT IMAGES 4 images with only different shutter speeds: PROCESS Open all images as separate layers in a new GIMP canvas: Right click a layer > “Add layer mask” > choose default “White full opacity” > Add: Now select … Read more
TL;DR; I just found my new photography workflow: digiKam for photo management, organization, and simple batch editing, Topaz Adjust 5 for image enhancement, GIMP for ultra-fine tuning … and the best part is that all this is in Linux (Ubuntu 11.04 to be exact) – making this a great birthday present to myself today! +++ Background I recently … Read more
I recently picked up a copy of Topaz Adjust 5 (released November 15th 2011), and fell in love with it! Here is a simple mini-review and some first impressions of Adjust 5. Topaz Adjust is a photo-editing plug-in developed by Topaz Labs that integrates into editors (such as Photoshop) by adding auto exposure, contrast, and … Read more
After installing the new plug-in registry for GIMP, I stumbled upon the amazing National Geographic Script. It is incredible! This script simulates high quality, vivid photos – like the ones from the National Geographic magazine. It uses a configurable mixture of shadow recovery, sharpening, local contrast, and various color overlay layers. The script is buried … Read more