Do parallel digest calculation when there are multiple reels (#855).

1 files changed, 4 insertions, 0 deletions

diff --git a/src/lib/writer.h b/src/lib/writer.h
index 170307d8d..c1d7e4f8b 100644
--- a/src/lib/writer.h
+++ b/src/lib/writer.h
@@ -113,6 +113,7 @@ private:
 	void terminate_thread (bool);
 	bool have_sequenced_image_at_queue_head ();
 	size_t video_reel (int frame) const;
+	void set_digest_progress (Job* job, float progress);
 
 	/** our Film */
 	boost::shared_ptr<const Film> _film;
@@ -150,6 +151,9 @@ private:
 	*/
 	int _pushed_to_disk;
 
+	boost::mutex _digest_progresses_mutex;
+	std::map<boost::thread::id, float> _digest_progresses;
+
 	std::list<ReferencedReelAsset> _reel_assets;
 
 	std::list<boost::shared_ptr<Font> > _fonts;