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Moved scripts

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Brandon Rozek 2023-01-05 01:01:55 -05:00
parent 8a2c03a69b
commit 15c038f9ff
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46
scripts/getLLA.sh Executable file
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#!/bin/sh
set -o errexit
set -o nounset
set -o pipefail
show_usage() {
echo "Usage: getLLA.sh [imagefile]"
exit 1
}
# Check argument count
if [ "$#" -ne 1 ]; then
show_usage
fi
# Check that relevant command exist
if ! command -v identify > /dev/null; then
echo "Command identify from imagemagick not found. Exiting..."
fi
IMAGE_FILE="$1"
LAT=$(identify -format "%[EXIF:GPSLatitude]\n" "$IMAGE_FILE")
LAT_DIR=$(identify -format "%[EXIF:GPSLatitudeRef]\n" "$IMAGE_FILE")
LON=$(identify -format "%[EXIF:GPSLongitude]\n" "$IMAGE_FILE")
LON_DIR=$(identify -format "%[EXIF:GPSLongitudeRef]\n" "$IMAGE_FILE")
ALT=$(identify -format "%[EXIF:GPSAltitude]\n" "$IMAGE_FILE")
DegreesToDecimal() {
L0=$(echo "$1" | cut -d "," -f 1)
L1=$(echo "$1" | cut -d "," -f 2)
L2=$(echo "$1" | cut -d "," -f 3)
echo "scale=6;$L0 + $L1/60 + $L2/3600" | bc
}
LAT_DEC=$(DegreesToDecimal "$LAT")
LON_DEC=$(DegreesToDecimal "$LON")
ALT_DEC=$(echo "scale=6;$ALT" | bc)
LAT_PREFIX=$([ $LAT_DIR == "S" ] && echo "-" || echo "")
LON_PREFIX=$([ $LON_DIR == "W" ] && echo "-" || echo "")
echo "$LAT_PREFIX$LAT_DEC"
echo "$LON_PREFIX$LON_DEC"
echo "$ALT_DEC"