Method

VipsImagerelational_const1

Declaration [src] 

int
vips_relational_const1 (
  VipsImage* in,
  VipsImage** out,
  VipsOperationRelational relational,
  double c,
  ...
)

Description [src]

Perform various relational operations on an image and a constant. See vips_relational_const().

See also

vips_boolean(), vips_relational().

This method is not directly available to language bindings.

Parameters

out

Type: VipsImage

Output 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.
relational

Type: VipsOperationRelational

Relational operation to perform.

c

Type: double

Constant.

...

Type: 

NULL-terminated list of optional named arguments.

Return value

Type: int

0 on success, -1 on error.