Method

VipsImageabs

Declaration [src] 

int
vips_abs (
  VipsImage* in,
  VipsImage** out,
  ...
)

Description [src]

This operation finds the absolute value of an image. It does a copy for unsigned integer types, negate for negative values in signed integer types, fabs() for float types, and calculates modulus for complex types.

See also

vips_sign().

This method is not directly available to language bindings.

Parameters

out

Type: VipsImage

Output VipsImage.

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.

Return value

Type: int

0 on success, -1 on error.