Add a unit test for full-range Rec. 601 YCbCr.

[movit] / vignette_effect.h

diff --git a/vignette_effect.h b/vignette_effect.h
index cadb58c456f342f1ba472e4fb4b19cb66efe8837..b8634fc04d888e72e41af5e9b2bc37db1d431ba7 100644 (file)
--- a/vignette_effect.h
+++ b/vignette_effect.h
@@ -1,14 +1,20 @@
 #ifndef _VIGNETTE_EFFECT_H
 #define _VIGNETTE_EFFECT_H 1
 
+// A circular vignette, falling off as cos² of the distance from the center
+// (the classic formula for approximating a real lens).
+
 #include "effect.h"
 
 class VignetteEffect : public Effect {
 public:
        VignetteEffect();
-       std::string output_glsl();
+       virtual std::string effect_type_id() const { return "VignetteEffect"; }
+       std::string output_fragment_shader();
+
+       virtual bool needs_srgb_primaries() const { return false; }
 
-       void set_uniforms(GLuint glsl_program_num, const std::string &prefix);
+       void set_gl_state(GLuint glsl_program_num, const std::string &prefix, unsigned *sampler_num);
 
 private:
        Point2D center;