(I’m moving random Linux stuff from my private journal to here, it’s a bit chaotic at present, but bear with me. And yes, there will be artwork, I know everyone wants the artwork and not random juicy bits of Linux! )

This entry is about using luvcview under Linux for some very simplistic video recording for your eye tracker, or any other purpose. I discovered these things while I was trying to set up the visible spectrum Starburst algorithm, but after trying out several algorithms I decided to use a different one…  so I don’t know if these will be of any use to anyone! Still, here goes.

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Maybe I’m just unlucky, but I ran into this problem head-on a few months back, and it took me a while to figure out exactly what was wrong, as none of the online howtos seemed to have any relevant information… so I’m posting a bit about that. I wanted to fit some of this on the conference poster I’m presenting this Friday (before Shabbes) but I couldn’t shoehorn everything into 90 x 150 cm and still keep it reasonably readable from a distance!

What to do if you experience framedropping, glitches, etc. while recording from two USB webcams at the same time which are not present when you’re only recording from one of them? 1. Don’t panic 2. read this quick howto!
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I have two scientific projects I’m involved in at present, I’m going to describe them briefly just for you to get the idea what the other posts in this category will be about, etc. Click to read more!

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