Break render loop when out of frames

mistydemeo · Apr 4, 2013 · 7139dad · 7139dad
1 parent 78ea300
commit 7139dad
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/hotline b/hotline
@@ -118,8 +118,10 @@ buf.start
 
   buf << na
 
-  setpos(0,0)
   image = video[n]
+  break unless image
+
+  setpos(0,0)
   image.lines.each_slice(2).with_index do |lines, index|
     lines.each_with_index do |l,i|
       setpos(index*2+i,0)