Added rpicam-still camera frontend script.

1 files changed, 134 insertions, 0 deletions

diff --git a/camera/camera b/camera/camera
new file mode 100755
index 0000000..f2a7329
--- /dev/null
+++ b/camera/camera
@@ -0,0 +1,134 @@
+#!/bin/sh
+
+# scripts/camera
+# rpicam-still frontend script
+#
+# supports manual mode and timelapse
+
+camera_help() {
+	echo "$0 [-t] [-i ms] [-m] [-e μs] [-f filename]"
+	echo "    --timelapse"
+	echo "    --interval <timelapse interval in ms>"
+        echo "    --manual"
+	echo "    --exposure <exposure time in μs>"
+	echo "    --gain <1.0-12.0>"
+	echo "    --awb <auto, incandescent, tungsten, fluorescent, indoor, daylight, cloudy, custom>"
+	echo "    --filename <filename prefix>"
+}
+
+TZ="Europe/Brussels"
+export TZ
+
+# default capture settings
+AWB="daylight"		# Set the AWB mode (auto, incandescent, tungsten, fluorescent, indoor, daylight, cloudy, custom)
+GAIN=1  		# >=1.0 and <=8.0
+
+# default manual settings
+EXPOSURE=1000000    	# astro mode exposure time in microseconds (1 s = 1,000,000 μs)
+
+# default timelapse settings
+INTERVAL=1000		# timelapse interval in milliseconds (1 s = 1,000 ms)
+
+# default output settings
+FILENAME="DT"
+SUFFIX=""
+
+while [[ $# -gt 0 ]]; do
+	case "$1" in
+		-a|--awb)
+			shift
+			AWB="${1}"
+			if [ -z "${AWB}" ]; then
+				echo "Argument expoected: --awb <AWB mode>"
+				exit 1
+			fi
+			shift
+			;;
+		-t|--timelapse)
+			OPTION_TIMELAPSE="yes"
+			shift
+			;;
+		-i|--interval)
+			shift
+			INTERVAL="$1"
+			if [ -z "${INTERVAL}" ]; then
+				echo "Argument expected: --interval <timelapse interval in milliseconds>"
+				exit 1
+			fi
+			shift
+			;;
+		-m|--manual)
+			OPTION_MANUAL="yes"
+			shift
+			;;
+		-e|--exposure)
+			shift
+			EXPOSURE="$1"
+			if [ -z "${EXPOSURE}" ]; then
+				echo "Argument expected: --exposure <exposure time in microseconds>"
+				exit 1
+			fi
+			shift
+			;;
+		-g|--gain)
+			shift
+			GAIN="$1"
+			if [ -z "${GAIN}" ]; then
+				echo "Argument expected: --gain <1.0-12.0>"
+				exit 1
+			fi
+			shift
+			;;
+		-f|--filename)
+			shift
+			FILENAME="$1"
+			if [ -z "${FILENAME}" ]; then
+				echo "Argument expected: --filename <filename suffix>"
+				exit 1
+			fi
+			shift
+			;;
+		-h|--help)
+			camera_help
+			exit 0
+			;;
+		-*|--*)
+			echo "Unknown option $1"
+			exit 1
+			;;
+		*)
+			echo "Unknown argument $1"
+			exit 1
+			;;
+	esac
+done
+
+# default capture command
+CMD_CONTROL="--keypress"
+CMD_CAPTURE="--awb ${AWB} --gain ${GAIN}"
+
+# manual mode capture command
+if [[ "${OPTION_MANUAL}" = "yes" ]]; then
+	echo "Manual mode selected: gain ${GAIN} exposure ${EXPOSURE} μs"
+	SUFFIX="_GAIN${GAIN}_EXP${EXPOSURE}"
+	INTERVAL="$(($EXPOSURE/1000))"
+	CMD_CAPTURE="--shutter ${EXPOSURE} --gain ${GAIN} --awbgains 2.9,1.7 --flicker-period 0 --raw --quality 100"
+fi
+
+# timelapse options
+if [[ "${OPTION_TIMELAPSE}" = "yes" ]]; then
+	echo "Timelapse mode selected: interval ${INTERVAL} ms"
+	CMD_CONTROL="--timelapse ${INTERVAL}"
+	if [[ "${OPTION_MANUAL}" = "yes" ]]; then
+		DIRECTORY="frames/"
+	else
+		DIRECTORY="timelapse/"
+	fi
+fi
+
+exec rpicam-still \
+	--fullscreen --timeout 0 \
+	${CMD_CONTROL} ${CMD_CAPTURE} \
+	--width 4056 --height 3040 --thumb none \
+	--encoding jpg --datetime --output ~/DCIM/${DIRECTORY}
+