Method

VipsImagelshift_const

Declaration [src] 

int
vips_lshift_const (
  VipsImage* in,
  VipsImage** out,
  const double* c,
  int n,
  ...
)

Description [src]

Perform VIPS_OPERATION_BOOLEAN_LSHIFT on an image and an array of constants. See vips_boolean_const().

See also

vips_boolean(), vips_boolean_const1().

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.
c

Type: An array of double

Array of constants.

The length of the array is specified in the n argument.
The data is owned by the caller of the method.
n

Type: int

Number of constants in c.

...

Type: 

NULL-terminated list of optional named arguments.

Return value

Type: int

0 on success, -1 on error.