1 files changed, 3 insertions, 0 deletions
diff --git a/src/lib/transcoder.h b/src/lib/transcoder.h
index d5597ad0e..324a72037 100644
--- a/src/lib/transcoder.h
+++ b/src/lib/transcoder.h
@@ -31,6 +31,8 @@ class Job;
 class Encoder;
 class FilmState;
 class Matcher;
+class VideoFilter;
+class Gain;
 
 /** @class Transcoder
  *  @brief A class which takes a FilmState and some Options, then uses those to transcode a Film.
@@ -59,4 +61,5 @@ protected:
 	boost::shared_ptr<Decoder> _decoder;
 	boost::shared_ptr<Matcher> _matcher;
 	boost::shared_ptr<DelayLine> _delay_line;
+	boost::shared_ptr<Gain> _gain;
 };