first jenkins run

templates/record_snapshots.sh.j2

@@ -1,4 +1,11 @@
 #!/bin/bash
+# no need to do this math forever
+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)
 
 # 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
@@ -26,12 +33,6 @@ do
   # 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