+#ifndef _MOVIT_GAMMA_COMPRESSION_EFFECT_H
+#define _MOVIT_GAMMA_COMPRESSION_EFFECT_H 1
+
+// An effect to convert linear light to the given gamma curve,
+// typically inserted by the framework automatically at the end
+// of the processing chain.
+//
+// Currently supports sRGB and Rec. 601/709.
+
+#include <string>