-#ifndef _MIX_EFFECT_H
-#define _MIX_EFFECT_H 1
+#ifndef _MOVIT_MIX_EFFECT_H
+#define _MOVIT_MIX_EFFECT_H 1
// Combine two images: a*x + b*y. If you set a within [0,1] and b=1-a,
// you will get a fade; if not, you may get surprising results (consider alpha).
+#include <string>
+
#include "effect.h"
+namespace movit {
+
class MixEffect : public Effect {
public:
MixEffect();
- virtual std::string effect_type_id() const { return "MixEffect"; }
- std::string output_fragment_shader();
+ std::string effect_type_id() const override { return "MixEffect"; }
+ std::string output_fragment_shader() override;
- virtual bool needs_srgb_primaries() const { return false; }
- virtual unsigned num_inputs() const { return 2; }
+ bool needs_srgb_primaries() const override { return false; }
+ unsigned num_inputs() const override { return 2; }
+ bool strong_one_to_one_sampling() const override { return true; }
// TODO: In the common case where a+b=1, it would be useful to be able to set
// alpha_handling() to INPUT_PREMULTIPLIED_ALPHA_KEEP_BLANK. However, right now
float strength_first, strength_second;
};
-#endif // !defined(_MIX_EFFECT_H)
+} // namespace movit
+
+#endif // !defined(_MOVIT_MIX_EFFECT_H)