VipsStopFn

int
(* VipsStopFn) (
  void* seq,
  void* a,
  void* b
)

Stop a processing sequence. This frees per-thread state, such as an input region.

See also: vips_stop_one(), vips_stop_many().

`seq`	`void*`
	Sequence value.
	The argument can be `NULL`.
	The data is owned by the caller of the function.
`a`	`void*`
	User data.
	The argument can be `NULL`.
	The data is owned by the caller of the function.
`b`	`void*`
	User data.
	The argument can be `NULL`.
	The data is owned by the caller of the function.

Returns:	`int`
	0 on success, -1 on error.