[piksel] video Jack BoF @ piksel05
Martin Bayer
martin at gephex.org
Mon Sep 19 18:27:17 CEST 2005
What do you think about a video stream type for jack?
The low latency jack audio server[1] enables applications to send and
receive audio streams from and to other applications. The jack audio
server is very common in the Linux audio scene.
During the last months new jack connection types like midi or osc
appeared as patches. Video support for jack would also be great.
- There is at the moment no good way to share realtime video data
between several local applications.
- In most setups the use of video and audio streams is mixed. Both media
types should be tight synchronized.
- Low latency is important for realtime applications even if the
definition of "low" is quite higher for video than for audio.
A simple video jack example would be a tool that reads video and audio
signals from its jack inputs. The media data is encoded in realtime to
vorbis/theora and sent in an ogg stream to an icecast server. All jack
applications could now broadcast their video signal to the net.
Let's discuss about the problems and chances of a video jack server at
the piksel05 meeting. And perhaps we can even hack experimental support
in some of our applications.
Martin
[1] http://jackit.sourceforge.net/
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