func Shutdown() {
if !initialized {
return
}
C.vips_shutdown()
initialized = false
}
// Thread-safe function to shutdown libvips.
// You can call this to drop caches as well.
// If libvips was already initialized, the function is no-op
func Shutdown() {
m.Lock()
defer m.Unlock()
if initialized {
C.vips_shutdown()
initialized = false
}
}
func init() {
runtime.LockOSThread()
defer runtime.UnlockOSThread()
err := C.vips_initialize()
if err != 0 {
C.vips_shutdown()
panic("unable to start vips!")
}
C.vips_concurrency_set(1)
C.vips_cache_set_max_mem(100 * 1048576) // 100Mb
C.vips_cache_set_max(500)
}
// Initialize starts up the world of VIPS. You should call this on program
// startup before using any other VIPS operations.
func Initialize() {
runtime.LockOSThread()
defer runtime.UnlockOSThread()
_ = os.Setenv("VIPS_WARNING", "disable")
if err := C.cgo_vips_init(); err != 0 {
C.vips_shutdown()
panic("vips_initialize error")
}
C.vips_concurrency_set(1)
C.vips_cache_set_max_mem(0)
C.vips_cache_set_max(0)
// Vips 8.3 sometimes produces 1px smaller images than desired without rounding help.
if C.VIPS_MAJOR_VERSION == 8 && C.VIPS_MINOR_VERSION < 4 {
ResizeOffset = 0.5
}
}
// Shutdown drops caches and closes plugins, and runs a leak check if
// requested. May be called many times.
func Shutdown() {
C.vips_shutdown()
}