Missing virtual destructor.

diff --git a/src/picture_asset_writer.h b/src/picture_asset_writer.h
index 189ec422a7f15c9d2e2951a5d687e829c2c85e52..a0f0bdc8250f3f6f554009c4ad82ea1c55af0fca 100644 (file)
--- a/src/picture_asset_writer.h
+++ b/src/picture_asset_writer.h
@@ -49,6 +49,7 @@ struct FrameInfo
 class PictureAssetWriter : public boost::noncopyable
 {
 public:
+       virtual ~PictureAssetWriter () {}
        virtual FrameInfo write (uint8_t *, int) = 0;
        virtual void finalize () = 0;
        virtual void fake_write (int) = 0;