Function zbar::zbar::zbar_image_ref
[−]
[src]
pub unsafe extern "C" fn zbar_image_ref(image: *mut zbar_image_t, refs: c_int)
image reference count manipulation * increment the reference count when you store a new reference to the image. decrement when * the reference is no longer used. do not refer to the image any longer once the count is * decremented.