Method

VipsImageimage_get_double

Declaration [src] 

int
vips_image_get_double (
  const VipsImage* image,
  const char* name,
  double* out
)

Description [src]

Gets out from im under the name name. The value will be transformed into a double, if possible.

See also

vips_image_get() or vips_image_get_typeof().

Parameters

name

Type: const char*

Field name.

The data is owned by the caller of the method.
The value is a NUL terminated UTF-8 string.
out

Type: double*

Return field value.

The argument will be set by the function.

Return value

Type: int

0 on success, -1 otherwise.