class Data;
-void verify_j2k (std::shared_ptr<const Data> data, std::vector<VerificationNote>& notes);
+/** @param start_index Frame index within the DCP where this frame's reel starts.
+ * @param frame_index Video frame index within the reel, so that notes can say which frame contains the problem.
+ * @param frame_rate Video frame rate (in frames per second) to calculate how big the tile parts
+ * can be.
+ */
+void verify_j2k(std::shared_ptr<const Data> data, int start_index, int frame_index, int frame_rate, std::vector<VerificationNote>& notes);
}