[Free-RTC] Recording presentations

[Lorenzo Miniero]

Obviously I forgot to start the script, so I have no such recording...
scratch that!

L.

2016-01-28 16:30 GMT+01:00 Lorenzo Miniero <lminiero at gmail.com>:

> Hi all,
>
> really looking forward to my first FOSDEM ever! Can I say I'm excited AND
> scared as if it's my first day of school? :-)
>
> I've heard of the call for volunteers about recordings of the
> presentations. Since I'm one of the presenters, I decided to come up with a
> simple way to record my own presentation. I'm pasting it below in case
> other presenters may choose to do the same for their own, if not just as a
> fallback in case other options fail:
>
> #!/bin/sh
>
> SIZE="1024x768"
> FPS="25"
> COORDS=":0.0+1366,0"
> OUTPUT="fosdem16-devrtc-janus.webm"
>
> ffmpeg -video_size $SIZE -framerate $FPS \
> -f x11grab -i $COORDS \
> -f alsa -ac 1 -i pulse \
> $OUTPUT
>
>
> As you can see, it's a really dumb script that just uses ffmpeg/libav to
> record the desktop (in my case the screen to the right of my laptop, at
> 1366x0, as there's where the beamer will get my 1024x768 feed from) and the
> audio from the laptop microphone. There are probably other fancyer ways
> this could be done and in a better way (e.g., gstreamer videomixer and the
> like), but this seems like an easy and quick solution enough for recording
> slides and audio of the talk, which is probably all that matters (speaker
> video missing but I'm not that good looking anyway!). Should video be
> recorded some other way as well, the two might be mixed together ex post
> somehow.
>
> I realize this is not actually a very general solution to the recordings
> requirement, but if you're going to present too and like the idea, feel
> free to re-use and/or improve/fix!
>
> See you in Bruxelles!
> Lorenzo
>
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