diff --git a/tools/raw2ogg2anim b/tools/raw2ogg2anim
index 011efac..5ce7471 100755
--- a/tools/raw2ogg2anim
+++ b/tools/raw2ogg2anim
@@ -2,57 +2,108 @@
 
 # needs: dcraw, double, netpbm tools, gstreamer, gifenc.sh
 
+
+#Determining the model of Raspberry Pi we're running on, to set an appropriate number of parallell processes
+if [ "`lscpu | grep 'Model' | grep -o 'A72'`" = "A72" ]; then
+  num_processes=40
+  echo "Model 4, running 40 parallell processes"
+else 
+  if [ "`lscpu | grep 'Model' | grep -o 'A53'`" = "A53" ]; then
+    num_processes=20
+    echo "Model 3, running 20 parallell processes"
+  else
+    num_processes=10
+    echo "couldn't determine model, running 10 parallell processes"
+  fi
+fi
+
+
+#The following three code blocks define functions to be called later
+#1. converts raw frames to png format
+dcraw_conversion() {
+  dcraw $f
+  echo -en "$f     \r"
+}
+
+
+#2. stretches lines so that videos recorded with line skips look better
+line_doubling() {
+  if [ "$5" = "" ]; then
+      ln -s $f $f.d
+  else
+    if [ "$5" = "d" ]; then
+      double $f > $f.d
+    else
+      double $f > $f.D
+      double $f.D > $f.d
+    fi
+  fi
+  echo -en "$f     \r"
+}
+
+
+#3. converts from intermediary format ppm to final image format png
+ppmtopng_conversion() {
+  pnmtopng $f > $f.png
+  echo -en "$f     \r"
+}
+
+
+#Taking user inputs
 if [ "$4" = "" ]; then echo "format: `basename $0` vname first last fps [d[d]]"; exit; fi
 
+
 echo "removing old auxiliary files"
 rm -f out.*.raw out.*.ppm out.*.ppm.[dDT] out.*.ppm.d.png
 
+
+# this command appears to be slower when parallellized, so it's a single process for the time being.
 echo "copying /dev/shm/out.????.raw files"
 for((f=$2; f<=$3; ++f))
 do
-  # cp /dev/shm/out.$(printf "%04d" $f).raw .
-  cat hd0.32k /dev/shm/out.$(printf "%04d" $f).raw >out.$(printf "%04d" $f).raw
+  cat /dev/shm/hd0.32k /dev/shm/out.$(printf "%04d" $f).raw >out.$(printf "%04d" $f).raw
   echo -en "$f     \r"
 done
-echo
+
 
 echo "dcraw each .raw file (to .ppm)"
 for f in out.*.raw
 do
-  dcraw $f
-  echo -en "$f     \r"
+  ((i=i%num_processes)); ((i++==0)) && wait
+  dcraw_conversion &
 done
-echo
+wait
+
 
 echo ".ppm -> .ppm.d"
 for f in out.*.ppm
 do
-  if [ "$5" = "" ]; then
-    ln -s $f $f.d 
-  else
-    if [ "$5" = "d" ]; then
-      double $f > $f.d
-    else
-      double $f > $f.D
-      double $f.D > $f.d
-    fi
-  fi
-  echo -en "$f     \r"
+  ((i=i%num_processes)); ((i++==0)) && wait
+  line_doubling &
 done
-echo
+wait
+
 
 echo ".ppm.d -> .ppm.d.png"
 for f in out.*.ppm.d
 do
-  pnmtopng $f > $f.png
-  echo -en "$f     \r"
+  ((i=i%num_processes)); ((i++==0)) && wait
+  ppmtopng_conversion &
 done
-echo
+wait
+
 
 echo "now creating $1.ogg"
 gst-launch-1.0 multifilesrc location="out.%04d.ppm.d.png" index=$2 caps="image/png,framerate=\(fraction\)$4/1" ! pngdec ! videorate ! videoconvert ! videorate ! theoraenc ! oggmux ! filesink location="$1.ogg"
 
-echo "now creating $1.anim.gif"
-gifenc.sh $1.ogg $1.anim.gif
+
+echo "now creating $1.gif"
+gifenc.sh $1.ogg $1.gif
+
+
+#comment the following two line if you want to keep individual image frames and other files in the current directory
+echo "removing new auxiliary files"
+rm -f out.*
+
 
 echo "done"