lib/export/equalizer4.rb in tracksperanto-1.5.0 vs lib/export/equalizer4.rb in tracksperanto-1.5.1

@@ -11,31 +11,34 @@
   end
   
   def start_export( img_width, img_height)
     # 3DE needs to know the number of points in advance,
     # so we will just buffer to a StringIO
-    @internal_io, @num_of_trackers = StringIO.new, 0
+    @internal_io, @num_of_trackers = Tempfile.new(self.class.to_s), 0
   end
   
   def start_tracker_segment(tracker_name)
     @internal_io.puts(tracker_name)
     @num_of_trackers += 1
-    @tracker_buffer, @num_of_kfs = StringIO.new, 0
+    @tracker_buffer, @num_of_kfs = Tempfile.new(self.class.to_s), 0
   end
   
   def export_point(frame, abs_float_x, abs_float_y, float_residual)
     @tracker_buffer.puts("%d %.15f %.15f" % [frame + 1, abs_float_x, abs_float_y])
     @num_of_kfs += 1
   end
   
   def end_tracker_segment
+    @tracker_buffer.rewind
     @internal_io.puts("0") # Color of the point, 0 is red
     @internal_io.puts(@num_of_kfs)
-    @internal_io.puts(@tracker_buffer.string)
+    @internal_io.puts(@tracker_buffer.read)
+    @tracker_buffer.close
   end
   
   def end_export
+    @internal_io.rewind
     @io.puts(@num_of_trackers)
-    @io.puts(@internal_io.string)
+    @io.puts(@internal_io.read)
   end
   
 end