X-Git-Url: https://git.sesse.net/?p=movit;a=blobdiff_plain;f=gamma_compression_effect.h;h=9577e020954461ff5fb6e1ee2c1145d115a5f1a9;hp=c494cd795b00ce5f5c20142a4ff4ea9ae879b7c1;hb=f8e636666b3d36f97b125bc1a0f0f582c5026c7f;hpb=ac4fc36aa70ffefb6b9632dc0abea5cbbce5387b

diff --git a/gamma_compression_effect.h b/gamma_compression_effect.h
index c494cd7..9577e02 100644
--- a/gamma_compression_effect.h
+++ b/gamma_compression_effect.h
@@ -5,15 +5,16 @@
 // typically inserted by the framework automatically at the end
 // of the processing chain.
 //
-// Currently supports sRGB and Rec. 601/709.
+// Currently supports sRGB, Rec. 601/709 and Rec. 2020 (10- and 12-bit).
+// Note that Movit's internal formats generally do not have enough accuracy
+// for 12-bit input or output.
 
+#include <GL/glew.h>
 #include <string>
 
 #include "effect.h"
 #include "image_format.h"
 
-#define COMPRESSION_CURVE_SIZE 4096
-
 class GammaCompressionEffect : public Effect {
 private:
 	// Should not be instantiated by end users.
@@ -23,6 +24,7 @@ private:
 public:
 	virtual std::string effect_type_id() const { return "GammaCompressionEffect"; }
 	std::string output_fragment_shader();
+	virtual void set_gl_state(GLuint glsl_program_num, const std::string &prefix, unsigned *sampler_num);
 
 	virtual bool needs_srgb_primaries() const { return false; }
 
@@ -32,7 +34,6 @@ public:
 
 private:
 	GammaCurve destination_curve;
-	float compression_curve[COMPRESSION_CURVE_SIZE];
 };
 
 #endif // !defined(_MOVIT_GAMMA_COMPRESSION_EFFECT_H)