termux-packages/packages/termux-api/termux-camera-photo

#!/system/bin/sh

set -e -u

show_usage () {
	echo "usage: termux-camera-photo [OPTIONS] <output-file>"
	echo ""
	echo "Take a photo and save it in a file. Valid options:"
	echo "  -c, --camera <camera-id>    the ID of the camera to use"
	echo "Use termux-camera-info for information about available camera IDs."
}

PARAMS=""
O=`getopt -l camera: -l help -l size -- c:hs: "$@"`
eval set -- "$O"
while true; do
case "$1" in
	-c|--camera) PARAMS="$PARAMS --es camera $2";  shift 2;;
	-h|--help) show_usage; exit 0;;
	-s|--size) PARAMS="$PARAMS --ei size_index $2";  shift 2;;
	--)	shift; break;;
	*)	echo Error; exit 1;;
esac
done

if [ $# != 1 ]; then show_usage; exit 1; fi

touch $1
PARAMS="$PARAMS --es file `realpath $1`"

termux-api CameraPhoto $PARAMS