LibrePlanet: Conference/2017/Streaming
From LibrePlanet
(Created page with " == Slides streaming script == <pre> #!/bin/bash BITRATE=500000 MOUNT=room-141-slides.webm...") |
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BITRATE=500000 | BITRATE=500000 | ||
| − | MOUNT=room-141-slides.webm | + | MOUNT=room-141-slides.webm |
PASSWORD=pw | PASSWORD=pw | ||
FRAMERATE=10 | FRAMERATE=10 | ||
| Line 12: | Line 12: | ||
while true; do | while true; do | ||
sleep 1 | sleep 1 | ||
| − | gst-launch-1.0 -e ximagesrc use-damage=false show-pointer=false ! videoconvert ! videorate ! video/x-raw,framerate=$FRAMERATE/1 ! videoscale ! video/x-raw, width=1024, height=768 ! queue ! vp8enc target_bitrate=$BITRATE cpu-used=16 deadline=1 threads=2 ! webmmux streamable=true ! shout2send ip=live2.fsf.org port=80 mount=$MOUNT password=$PASSWORD sync=false | + | gst-launch-1.0 -e ximagesrc use-damage=false show-pointer=false ! videoconvert ! videorate ! video/x-raw,framerate=$FRAMERATE/1 ! videoscale ! video/x-raw, width=1024, height=768 ! queue ! vp8enc target_bitrate=$BITRATE cpu-used=16 deadline=1 threads=2 keyframe-max-dist=$(expr $FRAMERATE \* 2) ! webmmux streamable=true ! shout2send ip=live2.fsf.org port=80 mount=$MOUNT password=$PASSWORD sync=false |
| + | done | ||
| + | </pre> | ||
| + | |||
| + | == 480p Scaling script == | ||
| + | |||
| + | This takes a video that is being streamed at live*.fsf.org/video.webm, scales it down to 480p, and publishes it back as live*.fsf.org/video-480p.webm | ||
| + | |||
| + | <pre> | ||
| + | #!/bin/bash | ||
| + | |||
| + | if [ $# != 1 ]; then | ||
| + | echo usage $0 http://foo.bar/baz.webm | ||
| + | exit 1 | ||
| + | fi | ||
| + | |||
| + | BITRATE=500000 | ||
| + | URL=$1 | ||
| + | PASSWORD=pw | ||
| + | |||
| + | MOUNT=$(echo $URL |sed 's=.*/==; s/.webm//')-480p.webm | ||
| + | |||
| + | while true; do | ||
| + | sleep 1 | ||
| + | if wget $URL -O - -q | grep . -q ; then | ||
| + | gst-launch-1.0 -v souphttpsrc location=http://live2.fsf.org/room-141-slides.webm ! decodebin ! videoconvert ! videoscale ! video/x-raw, width=853, height=480 ! queue ! vp8enc target_bitrate=$BITRATE cpu-used=16 deadline=1 threads=2 ! webmmux streamable=true ! shout2send ip=live2.fsf.org port=80 mount=$MOUNT password=$PASSWORD sync=false | ||
| + | else | ||
| + | echo $URL is not live | ||
| + | fi | ||
done | done | ||
</pre> | </pre> | ||
Revision as of 14:28, 21 March 2017
Slides streaming script
#!/bin/bash BITRATE=500000 MOUNT=room-141-slides.webm PASSWORD=pw FRAMERATE=10 while true; do sleep 1 gst-launch-1.0 -e ximagesrc use-damage=false show-pointer=false ! videoconvert ! videorate ! video/x-raw,framerate=$FRAMERATE/1 ! videoscale ! video/x-raw, width=1024, height=768 ! queue ! vp8enc target_bitrate=$BITRATE cpu-used=16 deadline=1 threads=2 keyframe-max-dist=$(expr $FRAMERATE \* 2) ! webmmux streamable=true ! shout2send ip=live2.fsf.org port=80 mount=$MOUNT password=$PASSWORD sync=false done
480p Scaling script
This takes a video that is being streamed at live*.fsf.org/video.webm, scales it down to 480p, and publishes it back as live*.fsf.org/video-480p.webm
#!/bin/bash
if [ $# != 1 ]; then
echo usage $0 http://foo.bar/baz.webm
exit 1
fi
BITRATE=500000
URL=$1
PASSWORD=pw
MOUNT=$(echo $URL |sed 's=.*/==; s/.webm//')-480p.webm
while true; do
sleep 1
if wget $URL -O - -q | grep . -q ; then
gst-launch-1.0 -v souphttpsrc location=http://live2.fsf.org/room-141-slides.webm ! decodebin ! videoconvert ! videoscale ! video/x-raw, width=853, height=480 ! queue ! vp8enc target_bitrate=$BITRATE cpu-used=16 deadline=1 threads=2 ! webmmux streamable=true ! shout2send ip=live2.fsf.org port=80 mount=$MOUNT password=$PASSWORD sync=false
else
echo $URL is not live
fi
done
