Differences between revisions 8 and 9
⇤ ← Revision 8 as of 2010-11-13 01:54:15 →
Size: 740
Editor: HansPetterFjeld
Comment: x11 to dvswitch
← Revision 9 as of 2010-11-13 18:02:59 → ⇥
Size: 868
Editor: HansPetterFjeld
Comment: Streaming til image
Deletions are marked like this. Additions are marked like this.
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''Using image2raw (prefered)''
{{{
image2raw <imagefile> > <dv-file> ; dvsource-file -l <dv-file>
}}}

''Using ffmpeg''

Encoding/transkoding/transmuxing

Sum up audio-channels of a DV file: 

 ffmpeg -i <dvfile>  -ac 1   intermadiate.wav
 ffmpeg -i <dvfile>  -i intermediate.wav   -map 0:0 -map 1:0 -ac 2 -f dv <dvfile>-dual-mono.dv

Streaming still image

Takes a still image like a jpg or png and you can use it as a source in dvswitch

Using image2raw (prefered) 

image2raw <imagefile> > <dv-file> ; dvsource-file -l <dv-file>

Using ffmpeg 

ffmpeg -loop_input -f image2 -i <PATH TO IMAGE> -target pal-dv - | dvsource-file /dev/stdin

Feedback to secondary-cameramonitor

dvsink-command -- vlc -

Stream from X11 to dvswitch

Remember to adjust resolution to your local screen 

ffmpeg -f x11grab -s 1680x1050 -r 25 -i :0.0 -target pal-dv -y - | dvsource-file /dev/stdin

grupper/video/tips (last edited 2016-08-03 23:45:23 by DaveNoble)