update readme

templates/record_snapshots.sh.j2

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+#!/bin/bash
+
+# this saves a snapshot of the camera every second or so depending on how long all the other crap takes 
+# let's hope the vars make it otherwise imma need to parse a bollocksing file
+
+i=1
+while [  -f "$WORKING_DIR/run"  ]
+do  
+  FILENAME=$(printf "img-%05d" "$i")
+  LATLON=$(curl -s http://10.18.1.1:8184/where_is?api_key={{ tesla_api_key }} )
+  LON=$(echo $LATLON | jq .lon)
+  LAT=$(echo $LATLON | jq .lat)
+  COORDINATES="$LAT, $LON"
+  curl http://127.0.0.1:7123/snapshot --output $WORKING_DIR/$FILENAME.jpg
+  
+  # This variable is for the timestamp
+  TIME=$(date +%c)
+
+  # this big boi should add both the timestamp and the coordinates
+  convert $WORKING_DIR/$FILENAME.jpg \( +clone -gravity NorthWest -pointsize 22 -fill yellow -annotate +30+30 "$TIME" \) \
+  \( +clone -gravity NorthEast -pointsize 22 -fill yellow -annotate +30+30 "$COORDINATES" \) \
+  -append $WORKING_DIR/$FILENAME.jpg
+
+  # This is for the tiny pic
+  # I'll make one every 5 seconds
+  # I have 1340x580. i think i will truncate the top 
+  # Calculate the height to trim based on the aspect ratios of the input and output images
+  if (( $i % 5 == 0 )); then
+    input_width=1920
+    input_height=1080
+    output_width=1340
+    output_height=580  
+    # Calculate the ratio for trimming the top part
+    trim_ratio=$(echo "scale=4; $output_height / $output_width * $input_width" | bc)
+    NOW=$(date +%Y%m%d%H%M%S)
+    convert $WORKING_DIR/$FILENAME.jpg -gravity North -crop x$trim_ratio +repage -resize 1340x580 {{ working_folder }}/small_thumbs/$NOW.jpg
+  fi
+
+  sleep 1
+
+  ((i++))
+
+done
+
+
+#  old one-at-a-time rubbish
+#  # This should add the current time to the image and save it
+#  convert $WORKING_DIR/$FILENAME.jpg -gravity NorthWest -pointsize 22 \
+#  -fill yellow -annotate +30+30 $TIME $WORKING_DIR/$FILENAME-temp.jpg
+#  # Delete original
+#  rm $WORKING_DIR/$FILENAME.jpg
+#
+#  # This should add the current latlon to the image and save it
+#  convert $WORKING_DIR/$FILENAME-temp.jpg -gravity NorthEast -pointsize 22 \
+#  -fill yellow -annotate +30+30 $COORDINATES $WORKING_DIR/$FILENAME.jpg
+#  # Delete temp
+#  rm $WORKING_DIR/$FILENAME-temp.jpg