Support concatenation of two images: vips_join()

[spatecon]

A vips_join operation in the library allows concatenating two images one by another. It's widely used in document processing backends.

Docs

https://www.libvips.org/API/current/libvips-conversion.html#vips-join

Signature

As basic example:

func VipsJoin(image1 *C.VipsImage, image2 *C.VipsImage, d Direction, ...opts JoinOpt) (*C.VipsImage, error);

Example