// 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 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;