Open Source

Crap that’s happening in the open source world.

At Seneca we showed that the Creative Commons registry is technically doable and we wrote software to show how. Now the project needs to be taken over by another organization interested in running it. We don’t have the infrastructure at Seneca to host it. I would love to one day see Wikimedia (perhaps via Wikidata) …

Continue reading CC Registry – Next steps

In this series: CC Registry – What it’s all about CC Registry – Architecture (this post) CC Registry – Next steps I’ll now describe the components making the registry possible. All the source code for this is open source and available from GitHub. Data Source When this goes into production – the images need to …

Continue reading CC Registry – Architecture

I’ve decided to finally print my photo collection and put the prints in albums like in the good old days. I spent a few days going through the files and picking what I want printed. I was not expecting to see that I will end up with 934 photos. But that’s not going to stop …

Continue reading Printing photos with bash

For some reason this doesn’t work out of the box. The official pHash 0.9.6 from phash.org won’t build on CentOS even though ffmpeg-devel is installed. I don’t even think this is the fault of pHash, I think the CentOS package is broken. When trying to build it I get: libtool: compile: g++ -DHAVE_CONFIG_H -I. -I.. …

Continue reading Building pHash 0.9.6 on CentOS 7

I’ve been considering a project idea for Seneca’s partnership with Creative Commons. For that idea to work I would need a tool to create perceptual hashes from images that: Give true positive results when comparing images that were resized, and/or their colours changed. Give very few (near zero percent) false positive results. Too many false …

Continue reading Perceptual hash comparison: pHash vs Blockhash: false positives