Category Archives: General

WMAVoice postfilter

I previously posted about my ongoing studies on the WMA Voice codec. A basic implementation of the actual codec was submitted and accepted/applied into FFmpeg SVN. Speech codecs work at ultra-low bitrates (~10kbps and lower) and suffer from obvious encoding … Continue reading

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Google Summer-of-Code 2010 deadline nearing

I blogged about it before, but let’s remind all students that you can work on FFmpeg this summer, and earn money ($5000) while doing so. The deadline is this Friday, the 9th. Google’s Summer-of-Code is a yearly recurring event where … Continue reading

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Google’s Summer of Code 2010

It’s that time again – the time where Google will announce their Summer of Code! In the summer of code, students can work on free software projects during their summer break, and make $4500 while they’re at it. FFmpeg has … Continue reading

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WMAVoice codec dissection

Since my last post,I’ve completed my first version of a free (as in speech) WMA-Voice/Speech codec. The patch is available on the FFmpeg mailinglist. As described previously, the codec has some very interesting behaviour, e.g. related to integer rounding. At … Continue reading

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Codec woes

I’ve recently become interested in codecs. We all know the brilliant FFmpeg project, which has provided free (as per FSF definition) implementations of a variety of popular codecs, such as Windows Media or MPEG/H.26x. I’ve started to study one member … Continue reading

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My first publications

In daily life, I’m a Ph.D. student studying the development of the central nervous system. A few months ago, the first paper was released with my name on it (as a second author), and just yesterday, I received notification of … Continue reading

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A Real Shame

As Christian pointed out, Real Networks is an odd pea in our pot. They do Free Software at some level, but at other levels they appear to truly dislike “us” – the Free Software community. A friend of mine runs … Continue reading

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PowerPoint Remote for your iPhone

First, a short introduction to how this all came about. Lately, I’ve been interested in iPhone applications. The one thing that Apple did really well (after some initial crack) is to deliver a SDK and ecosystem to extend the iPhone … Continue reading

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Married

I tend to announce things late – but better late than never. I got married ~4 weeks ago, at least speaking in civil terms. We celebrated with lunch in Boqueria, drinks in Felix and dinner in Nobu. A true great … Continue reading

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Authentication over a network

I’m in the process of writing a pair of applications that allows two hosts to interact. The idea is that one application (the “server”) would run on any desktop computer, propagated by Bonjour/Zeroconf (?), and the other application would run … Continue reading

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