bin: Add verifyraw

bin/verifyraw

@@ -0,0 +1,12 @@
+#!/bin/bash -e
+
+# Quick and dirty check to ensure all raw files are valid.
+
+for file do
+    if convert "$file" jpg:- > /dev/null; then
+	printf 'ok: %s\n' "$file"
+    else
+	printf 'failed conversion: %s\n' "$file" >&2
+	exit 1
+    fi
+done