BallonSonde/process/3_transmit

#!/bin/bash

# Utile pour couper le TX quand on ctrl+c et que le script n'abouti pas
trap ctrl_c INT
function ctrl_c() {
    echo "Ctrl + C happened"
    raspi-gpio set 4 dh
    rm -rf /ramfs/*
}

# Setup the GPIO4 as output for Tx
raspi-gpio set 4 op && raspi-gpio set 4 dh

IMG=$(cd /ramfs; find ./ -type f -name *.jpg -exec readlink -f {} \;)

#############
# Mode SSTV
echo " => Converting image to WAV..."
cd ~/PySSTV/
source bin/activate
python -m pysstv --mode PD120 $IMG /ramfs/out.wav
deactivate

raspi-gpio set 4 dl
sleep 1

echo " => Playing WAV file"
# TXT_TO_WFALL
cd ~/trxamadrmv3_7/linux
./txwfal 0
sleep 1
espeak "Radio station S S T V"
sleep 1
aplay /ramfs/out.wav
raspi-gpio set 4 dh
espeak "End of transmission"

#############
# Mode DRM
#cd ~/trxamadrmv3_7/linux/
#(./drm $IMG; raspi-gpio set 4 dh)


echo " => All done, cleaning ramfs"
rm -rf /ramfs/*