Streaming and visualization plugins

About encoding, codec settings, muxers and filter usage
fraca7
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Streaming and visualization plugins

Postby fraca7 » 14 Nov 2007 12:35

Hello. Searching on the forums showed up two people asking the same question back in 2005 but no answer :)

Is it possible to stream the output of a visualization plugin ? I tried something like

vlc --audio-visual=goom --sout="#std" --sout-standard-access=udp --sout-standard-mux=ts --sout-standard-dst=localhost:1234 myfile.mp3

and it doesn't work (using today's trunk checkout). Is there a trick to do it or is it utterly impossible ?

TIA.

mxm
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Re: Streaming and visualization plugins

Postby mxm » 15 Nov 2007 00:20

I think It is imposible.

vice
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Re: Streaming and visualization plugins

Postby vice » 15 Nov 2007 09:03

As you can read in the documentation:
video filter are not streamed or saved to a file, it's only affect the visualization to the local display

BUT

the new version of subpicture filter can be streamed or saved to a file.

By now, there's only a few of those subpicture filters, but the number will increase by time.

fraca7
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Re: Streaming and visualization plugins

Postby fraca7 » 17 Nov 2007 11:24

Okay, thanks for the answer.

hihi
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Re: Streaming and visualization plugins

Postby hihi » 18 Nov 2007 13:53

Hi Vice,

Can you give me more details howto stream visualisations, I'm very interested in that feature. Is this feature possible with VLC 0.8.6c?

Thanks

fraca7
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Re: Streaming and visualization plugins

Postby fraca7 » 20 Nov 2007 22:12

From his answer, it's clear that this is not a feature. You can't do it. Subpicture filters are useless in this case because they work on an existing video stream...

My fallback is to pre-generate visualization and embed the music in it using pymedia and a home-grown Python binding for Goom, but it doesn't work yet :)

vice
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Re: Streaming and visualization plugins

Postby vice » 21 Nov 2007 18:32

VLC, have some subpicture filters that you can use in streaming or in saving to a file. Is all in the documentation:
http://www.videolan.org/doc/play-howto/en/ch04.html

Go to the subpicture filter section (part of "Advanced use of filters")

And as I say, there´s only tree (or four if you count mosiac) of it but there's more to come.

Look into Preferences / Video / Subtitles OSD for options and inline help.

P.S.Today, time subfilter have disapeared and more options are added to marquee filter to display time.


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