Differences between revisions 7 and 8
⇤ ← Revision 7 as of 2010-11-12 00:04:06 →
Size: 543
Editor: HansPetterFjeld
Comment: feedback til sekundær kameramonitor
← Revision 8 as of 2010-11-13 01:54:15 → ⇥
Size: 740
Editor: HansPetterFjeld
Comment: x11 to dvswitch
Deletions are marked like this. Additions are marked like this.
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=== Feedback til sekundær-kameramonitor === === Feedback to secondary-cameramonitor ===
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=== 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
}}}

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 

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)