145 lines
3.9 KiB
Bash
Executable File
145 lines
3.9 KiB
Bash
Executable File
#!/bin/bash
|
|
|
|
source ~/.bashrc
|
|
|
|
# Settings
|
|
PGMDIR=/dev/shm
|
|
N=250
|
|
# If no images are found during this period (seconds), relaunch capture process
|
|
WAIT=20
|
|
COUNT=0
|
|
# Start automatically capture process or not
|
|
AUTOSTART=1
|
|
|
|
# Default camera to start imaging if no schedule is available
|
|
CAMERADEV="/dev/video1"
|
|
CAPTUREPID=0
|
|
|
|
# Check obsdir exists
|
|
if [ ! -d $ST_OBSDIR ]; then
|
|
mkdir $ST_OBSDIR
|
|
fi
|
|
if [ ! -d $ST_OBSDIR/control ]; then
|
|
mkdir $ST_OBSDIR/control
|
|
fi
|
|
|
|
|
|
# if autostart force a restart
|
|
if [ $AUTOSTART == 1 ]; then
|
|
echo "restart" >$ST_OBSDIR/control/state.txt
|
|
STATE="restart"
|
|
else
|
|
echo "stop" >$ST_OBSDIR/control/state.txt
|
|
STATE="stop"
|
|
fi
|
|
|
|
export CAMERADEV=`cat $ST_OBSDIR/control/camera.txt | awk '{print $((7))}'`
|
|
|
|
echo "Status: "$STATE
|
|
|
|
# For ever loop
|
|
while true; do
|
|
|
|
# Get state
|
|
export STATE=`cat $ST_OBSDIR/control/state.txt`
|
|
|
|
# Create new directory
|
|
if [ $STATE == "restart" ]; then
|
|
export DIR=`date -u +%FT%T | sed -e "s/-//g" -e "s/\://g" -e "s|T|/|g"`
|
|
mkdir -p $ST_OBSDIR/$DIR
|
|
cd $ST_OBSDIR/$DIR
|
|
echo "Moving to $ST_OBSDIR/$DIR"
|
|
echo "observing" >$ST_OBSDIR/control/state.txt
|
|
cp $ST_OBSDIR/control/position.txt .
|
|
# cp $ST_OBSDIR/control/scale.txt .
|
|
cp $ST_OBSDIR/control/camera.txt .
|
|
# Register time offset against NTP server
|
|
ntpdate -q uy.pool.ntp.org > ntpresult.txt &
|
|
export CAMERADEV=`cat $ST_OBSDIR/control/camera.txt | awk '{print $((7))}'`
|
|
# Remove old captured frames
|
|
echo "Removing all captured frames"
|
|
# ls -1 $PGMDIR/img*.pgm | awk '{printf("sudo rm -rf %s\n",$1)}' | sh
|
|
#ls -1 $PGMDIR/img*.pgm | awk '{printf("rm -rf %s\n",$1)}' | sh
|
|
find $PGMDIR -type f -name './img*.pgm' | awk '{printf("rm -rf %s\n",$1)}' | sh
|
|
fi
|
|
|
|
# kill capture process just when scheduler sends stop signal
|
|
if [ $STATE == "stop" ]; then
|
|
if [ $(($CAPTUREPID)) != 0 ]; then
|
|
echo ""
|
|
echo "Stopping capture process"
|
|
kill -9 $CAPTUREPID
|
|
CAPTUREPID=0
|
|
fi
|
|
fi
|
|
|
|
# Get number of captured frames
|
|
NFILES=`ls -1 $PGMDIR/img*.pgm 2>/dev/null | wc -l`
|
|
#NFILES=`find $PGMDIR -type f -name 'img*.pgm' |wc -l`
|
|
# If enough, process
|
|
if [ $NFILES -ge $N ]; then
|
|
COUNT=0
|
|
echo ""
|
|
echo "Compressing $N captured frames"
|
|
|
|
# Start point
|
|
M=`ls -1 $PGMDIR/img*.pgm | head -n1 | sed -e "s/[^0-9]*//g"`
|
|
|
|
# Run pgm2fits
|
|
# pgm2fits -p $PGMDIR/img -w 720 -h 576 -s $M -n $N
|
|
pgm2fits -p $PGMDIR/img -w 720 -h 576 -s $M -n $N >/dev/null
|
|
|
|
# Run stviewer
|
|
stviewer `ls -1 2*.fits | tail -n1`
|
|
cp avg.pgm $ST_OBSDIR
|
|
|
|
# Remove files
|
|
echo ""
|
|
echo "Removing $N captured frames"
|
|
# ls -1 $PGMDIR/img*.pgm | head -n$N | awk '{printf("sudo rm -rf %s\n",$1)}' | sh
|
|
ls -1 $PGMDIR/img*.pgm | head -n$N | awk '{printf("rm -rf %s\n",$1)}' | sh
|
|
#find $PGMDIR -type f -name 'img*.pgm' | head -n$N | awk '{printf("rm -rf %s\n",$1)}' | sh
|
|
|
|
# echo "Finished"
|
|
else
|
|
# There are not enough captured frames
|
|
# Launch capture process if state is not stop
|
|
# if time passes with still no images re-launch capture process
|
|
if [ $STATE != "stop" ]; then
|
|
echo ""
|
|
echo "Waiting for frames. Status: "$STATE
|
|
COUNT=$(($COUNT+1))
|
|
if [ $COUNT -ge $WAIT ]; then
|
|
COUNT=0
|
|
echo ""
|
|
echo "No frames found, restarting capture script"
|
|
# sh $ST_DATADIR/scripts/st_capture.sh /dev/video-$CAMERA &
|
|
sh $ST_DATADIR/scripts/st_capture.sh $CAMERADEV &
|
|
sleep 1
|
|
CAPTUREPID=`pgrep -o -x ffmpeg`
|
|
fi
|
|
# if restarting then relaunch capture script now
|
|
if [ $STATE == "restart" ]; then
|
|
if [ $(($CAPTUREPID)) == 0 ]; then
|
|
echo "Restarting capture script"
|
|
# sh $ST_DATADIR/scripts/st_capture.sh /dev/video-$CAMERA &
|
|
sh $ST_DATADIR/scripts/st_capture.sh $CAMERADEV &
|
|
sleep 1
|
|
CAPTUREPID=`pgrep -o -x ffmpeg`
|
|
COUNT=0
|
|
fi
|
|
fi
|
|
else
|
|
# we are stopped, check for bogus capture process
|
|
# echo "Status: "$STATE
|
|
if [ $(($CAPTUREPID)) != 0 ]; then
|
|
echo "Stopping capture process"
|
|
kill -9 $CAPTUREPID
|
|
CAPTUREPID=0
|
|
fi
|
|
fi
|
|
fi
|
|
# Sleep
|
|
sleep 1
|
|
done
|