A small freedom area.

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Finding specific multimedia samples

Thu 13 Aug 2020

When working in multimedia or image processing projects such as FFmpeg, we tend to accumulate a lot of samples over...

prog, ffmpeg, av

Story of debugging a crash in MPD

Wed 12 Aug 2020

Getting close to 3 years without posting. I haven't been peacefully enjoying a retired commoner life during all this time....

prog, debug, reverse, av

Self editing a (French) novel with free and open source software

Wed 25 Oct 2017

In 2013, my companion wrote a novel about medieval music and audio senses, *De Auditu*. Originally distributed exclusively on the...

book, floss, artwork

Making development board cases with ShimonBox

Tue 17 Oct 2017

Collecting ARM development boards has become a disease I've been carrying for a while now. Welcoming a new board to...

prog, openscad, 3dprint

Dealing with the ARM AArch64 SIMD documentation

Fri 26 May 2017

The ARMv8 instruction set documentation has always been garbage, and particularly the SIMD sections. In comparison, the Intel documentation provides...

prog, fun

Understanding selective coloring in Adobe Photoshop

Sat 07 Jan 2017

Photoshop has many interesting color filters, most of them being perfidiously documented such that you can understand how to use...

ffmpeg, reverse, algo, av

High quality GIF with FFmpeg

Mon 16 Mar 2015

About two years ago, I tried to improve the support of the GIF encoding in FFmpeg to make it at...

fun, gif, ffmpeg, av

Templating in C

Sat 28 Feb 2015

The question of how to do templating in C is often raised, and I couldn't find a good overview of...

prog

Butchering HQX scaling filters

Sat 21 Jun 2014

The [HQX filters][wphqx], namely hq2x, hq3x and hq4x, are well-known pixel art scalers. They are mainly used by old console...

algo, prog, reverse, fun, av, ffmpeg

Kanji 3D Mapping fun hack

Tue 14 May 2013

In my [previous post][learn-japanese], I tried to build a map of the Kanjis. The result was barely useful, and not...

trick, prog, opengl, fun

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