Add a new alpha handling method, INPUT_PREMULTIPLIED_ALPHA_KEEP_BLANK.

[movit] / diffusion_effect.h

diff --git a/diffusion_effect.h b/diffusion_effect.h
index 624990cbd664d90cd2e6d9ce2649bed96fecb10d..2c635d0cd30082d57c08afcd4d46065e266be958 100644 (file)
--- a/diffusion_effect.h
+++ b/diffusion_effect.h
@@ -44,6 +44,7 @@ public:
        OverlayMatteEffect();
        virtual std::string effect_type_id() const { return "OverlayMatteEffect"; }
        std::string output_fragment_shader();
+       virtual AlphaHandling alpha_handling() const { return INPUT_PREMULTIPLIED_ALPHA_KEEP_BLANK; }
 
        unsigned num_inputs() const { return 2; }