[theora] Live webcam stream with Theora

[narendra sisodiya]

On Wed, Jan 13, 2010 at 9:27 PM, Basil Mohamed Gohar
<abu_hurayrah at hidayahonline.org> wrote:
> Hey all,
>
> I've setup a simple page that just displays a live webcam stream of me
> at work, and it supposedly falls back onto Cortado if your browser
> doesn't support the <video> tag.  The URL is here:
>
> http://media.basilgohar.com/stream/
>
> There's been a lot of talk about live streaming and low bitrate
> streams.  Here is my command line (I've posted this before):
>
> time ffmpeg -f video4linux2 -s 640x480 -r 15 -i /dev/video0 -pix_fmt
> yuv420p -f yuv4mpegpipe - 2>/dev/null |
> ~/packages/theora/examples/encoder_example --video-rate-target 150
> --soft-target - | tee /home/basil.gohar/Videos/webcam-capture-`date
> +%F-%T`.ogv | oggfwd -d 'Live webcam view of me at work' -g 'Webcam' -n
> 'Basil at work' aalimraan.hidayahonline.net 8000 ***secret***
> /basil-at-work.ogv
>
> As you can see from that, the stream is 640x480 at 15 fps.  I capture it
> with ffmpeg, convert it to a 4:2:0 YUV4MPEG2 stream, which I then pipe
> to the example_encoder bundled with libtheora.  I am encoding the stream
> to 150 kbps (150/8 = 18.75 kB/s).  I am NOT doing any audio encoding,
> since I'm at work, so that does save me some bits.  Take a look at the
> video and see what you think.  I'll try to keep it on for the duration
> of my stay at work today.
>
> If you cannot get it to play in the browser, then you can use the direct
> link from my IceCast2 server, which is here:
>
> http://media.basilgohar.com:8000/basil-at-work.ogv
>
> That should play in most media players that support Ogg Theora video
> streams.
> _______________________________________________
> theora mailing list
> theora at xiph.org
> http://lists.xiph.org/mailman/listinfo/theora
>
Great Great Great Great !!


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│    Society for Knowledge Commons
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