-#ifndef _INPUT_H
-#define _INPUT_H 1
+#ifndef _MOVIT_INPUT_H
+#define _MOVIT_INPUT_H 1
#include <assert.h>
#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. Also, it
-// has an extra operation called finalize(), which runs when the effect chain
-// is finalized.
+// that comes from the user. As such, it has zero “inputs” itself.
//
// An input is, like any other effect, required to be able to output a GLSL
// fragment giving a RGBA value (although that GLSL fragment will have zero
public:
virtual unsigned num_inputs() const { return 0; }
- // Create the texture itself. We cannot do this in the constructor,
- // because we don't necessarily know all the settings (sRGB texture,
- // mipmap generation) at that point.
- virtual void finalize() = 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;
- virtual ColorSpace get_color_space() 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;
};
-#endif // !defined(_INPUT_H)
+} // namespace movit
+
+#endif // !defined(_MOVIT_INPUT_H)