Method

VipsInterpolate

Declaration [src]

void
vips_interpolate (
  VipsInterpolate* interpolate,
  void* out,
  VipsRegion* in,
  double x,
  double y
)

Description [src]

Look up the interpolate method in the class and call it. Use vips_interpolate_get_method() to get a direct pointer to the function and avoid the lookup overhead.

You need to set in and out up correctly.

This method is not directly available to language bindings.

Parameters

`out`	`void*`
	Write result here.
	The argument can be `NULL`.
	The data is owned by the caller of the function.
`in`	`VipsRegion`
	Read source data from here.
	The data is owned by the caller of the function.
`x`	`double`
	Interpolate value at this position.
`y`	`double`
	Interpolate value at this position.