Method
VipsImageinvert
Declaration [src]
int
vips_invert (
VipsImage* in,
VipsImage** out,
...
)
Description [src]
For unsigned formats, this operation calculates (max - in), eg. (255 -
in) for uchar. For signed and float formats, this operation calculates (-1
in).
For complex images, only the real part is inverted. See also vips_conj().
See also
This method is not directly available to language bindings.
Parameters
out-
Type:
VipsImageOutput image.
The argument will be set by the function. The caller of the method takes ownership of the returned data, and is responsible for freeing it. ...-
Type:
NULL-terminated list of optional named arguments.