fix for empty paths.

diff --git a/pdf2swf/SWFOutputDev.cc b/pdf2swf/SWFOutputDev.cc
index 66df8cc..46a07bf 100644 (file)
--- a/pdf2swf/SWFOutputDev.cc
+++ b/pdf2swf/SWFOutputDev.cc
@@ -442,6 +442,14 @@ T1_OUTLINE* gfxPath_to_T1_OUTLINE(GfxState*state, GfxPath*path)
     bezierpathsegment*outline = start = new bezierpathsegment();
     int cpos = 0;
     double lastx=0,lasty=0;
+    if(!num) {
+       logf("<warning> empty path");
+       outline->type = T1_PATHTYPE_MOVE;
+       outline->dest.x = 0;
+       outline->dest.y = 0;
+       outline->link = 0;
+       return (T1_OUTLINE*)outline;
+    }
     for(t = 0; t < num; t++) {
        GfxSubpath *subpath = path->getSubpath(t);
        int subnum = subpath->getNumPoints();