Function

VipsInterpolateMethod

Declaration 

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

Description [src]

An interpolation function. It should read source pixels from in with VIPS_REGION_ADDR(), it can look left and up from (x, y) by window_offset pixels and it can access pixels in a window of size window_size.

The interpolated value should be written to the pixel pointed to by out.

See also: VipsInterpolateClass.

Parameters

interpolate

Type: VipsInterpolate

The interpolator.

The data is owned by the caller of the function.
out

Type: void*

Write the interpolated pixel here.

The argument can be NULL.
The data is owned by the caller of the function.
in

Type: VipsRegion

Read source pixels from here.

The data is owned by the caller of the function.
x

Type: double

Interpolate value at this position.

y

Type: double

Interpolate value at this position.