diff --git a/eh14/make-screens.sh b/eh14/make-screens.sh
new file mode 100644
index 0000000..eb9adfc
--- /dev/null
+++ b/eh14/make-screens.sh
@@ -0,0 +1,5 @@
+#!/bin/bash
+mkdir -p screens
+for name in ../*.dv; do
+	avconv -i $name -ss 3 -frames:v 1 -vf scale='iw*sar:ih' -f image2 -c png screens/$(basename $name .dv).png;
+done