1 files changed, 11 insertions, 0 deletions
diff --git a/src/rgb_xyz.h b/src/rgb_xyz.h
index 4a920efb..5f2da9a4 100644
--- a/src/rgb_xyz.h
+++ b/src/rgb_xyz.h
@@ -107,6 +107,17 @@ extern std::shared_ptr<OpenJPEGImage> rgb_to_xyz (
 	);
 
 
+extern void rgb_to_xyz (
+	uint8_t const * rgb,
+	dcp::Size size,
+	int rgb_stride,
+	uint16_t* xyz,
+	int xyz_stride,
+	ColourConversion const & conversion,
+	boost::optional<NoteHandler> note = boost::optional<NoteHandler> ()
+	);
+
+
 /** @param conversion Colour conversion.
  *  @param matrix Filled in with the product of the RGB to XYZ matrix, the Bradford transform and the DCI companding.
  */