48 lines
1.5 KiB
Bash
Executable File
48 lines
1.5 KiB
Bash
Executable File
#!/bin/bash
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# Deliver mixer1 output to screen.
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# Taken from the original snowmix sources
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tmpfile=/tmp/output2screen.tmp.$$
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echo 'system info' | nc 127.0.0.1 9999 >$tmpfile
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geometry=`grep 'STAT: System geometry' $tmpfile |cut -f3 -d: |cut -f2 -d' '|tr 'x' ' '`
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framerate=`grep 'STAT: Frame rate' $tmpfile |cut -f3 -d: |cut -f2 -d' '`
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ctrsocket=`grep 'STAT: Output ctr socket' $tmpfile |cut -f3 -d: |cut -f2 -d' '`
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rm $tmpfile
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VIDEOCONVERT=ffmpegcolorspace
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VIDEO=video/x-raw-rgb
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AUDIO=audio/x-raw-int
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frameratefraction()
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{
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echo $1 | awk '{ rate=$1 ;
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factor=1;
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intrate=int(rate);
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while (factor*rate > intrate) {
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factor = factor * 10;
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intrate = int(rate*factor);
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}
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printf("%d/%d\n",intrate,factor);
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}'
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}
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ratefraction=`frameratefraction $framerate`
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width=`echo $geometry |cut -f1 -d' '`
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height=`echo $geometry |cut -f2 -d' '`
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MIXERFORMAT=$VIDEO', bpp=(int)32, depth=(int)32, endianness=(int)4321, format=(fourcc)BGRA, red_mask=(int)65280, green_mask=(int)16711680, blue_mask=(int)-16777216, width=(int)'$width', height=(int)'$height', framerate=(fraction)'$ratefraction', pixel-aspect-ratio=(fraction)1/1, interlaced=(boolean)false'
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OUTPUTFORMAT=$VIDEO', width=1024, height=768'
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while true ; do
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gst-launch-0.10 -v shmsrc socket-path=$ctrsocket do-timestamp=true is-live=true ! \
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$MIXERFORMAT ! \
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videoscale ! \
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$OUTPUTFORMAT ! \
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$VIDEOCONVERT ! \
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ximagesink
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sleep 2
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done
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