X-Git-Url: https://git.sesse.net/?p=movit;a=blobdiff_plain;f=input.h;h=6c9fca1a4050b8590ef4698c5863c90534029f3f;hp=e0febb1712895876758c9bffe9459b4c32feb8c7;hb=1547d2758dbf397602f9805e23620c1d0211f33d;hpb=f8e636666b3d36f97b125bc1a0f0f582c5026c7f

diff --git a/input.h b/input.h
index e0febb1..6c9fca1 100644
--- a/input.h
+++ b/input.h
@@ -6,6 +6,8 @@
 #include "effect.h"
 #include "image_format.h"
 
+namespace movit {
+
 // An input is a degenerate case of an effect; it represents the picture data
 // that comes from the user. As such, it has zero “inputs” itself.
 //
@@ -15,17 +17,23 @@
 // including possibly uploading the texture if so required.
 class Input : public Effect {
 public:
-	virtual unsigned num_inputs() const { return 0; }
+	unsigned num_inputs() const override { return 0; }
 
 	// Whether this input can deliver linear gamma directly if it's
 	// asked to. (If so, set the parameter “output_linear_gamma”
 	// to activate it.)
 	virtual bool can_output_linear_gamma() const = 0;
 
+	// Whether this input can supply mipmaps if asked to (by setting
+	// the "needs_mipmaps" integer parameter set to 1).
+	virtual bool can_supply_mipmaps() const { return true; }
+
 	virtual unsigned get_width() const = 0;
 	virtual unsigned get_height() const = 0;
 	virtual Colorspace get_color_space() const = 0;
 	virtual GammaCurve get_gamma_curve() const = 0;
 };
 
+}  // namespace movit
+
 #endif // !defined(_MOVIT_INPUT_H)