X-Git-Url: https://git.sesse.net/?p=movit;a=blobdiff_plain;f=colorspace_conversion_effect.h;h=76246d6519e4b6c668d38d3b6d3595541091578d;hp=93b1859376966138ecbf76b6f69439df47c3c48c;hb=95edbfccb0843da3cc105dadc5bc6d8e102f6071;hpb=ad66f9714e4a36008c341355700272a52484a785

diff --git a/colorspace_conversion_effect.h b/colorspace_conversion_effect.h
index 93b1859..76246d6 100644
--- a/colorspace_conversion_effect.h
+++ b/colorspace_conversion_effect.h
@@ -1,5 +1,5 @@
-#ifndef _COLORSPACE_CONVERSION_EFFECT_H
-#define _COLORSPACE_CONVERSION_EFFECT_H 1
+#ifndef _MOVIT_COLORSPACE_CONVERSION_EFFECT_H
+#define _MOVIT_COLORSPACE_CONVERSION_EFFECT_H 1
 
 // An effect to convert between different color spaces.
 // Can convert freely between sRGB/Rec. 709 and the two different Rec. 601
@@ -8,11 +8,14 @@
 // We don't do any fancy gamut mapping or similar; colors that are out-of-gamut
 // will simply stay out-of-gamut, and probably clip in the output stage.
 
+#include <Eigen/Core>
 #include <string>
 
 #include "effect.h"
 #include "image_format.h"
 
+namespace movit {
+
 class ColorspaceConversionEffect : public Effect {
 private:
 	// Should not be instantiated by end users.
@@ -26,8 +29,13 @@ public:
 	virtual bool needs_srgb_primaries() const { return false; }
 	virtual AlphaHandling alpha_handling() const { return DONT_CARE_ALPHA_TYPE; }
 
+	// Get a conversion matrix from the given color space to XYZ.
+	static Eigen::Matrix3d get_xyz_matrix(Colorspace space);
+
 private:
 	Colorspace source_space, destination_space;
 };
 
-#endif // !defined(_COLORSPACE_CONVERSION_EFFECT_H)
+}  // namespace movit
+
+#endif // !defined(_MOVIT_COLORSPACE_CONVERSION_EFFECT_H)