union alloc_header *h = x;h--;
At its core, a stream is just a sequence of data that arrives over time. You don't have all of it at once. You process it incrementally as it becomes available.
，更多细节参见旺商聊官方下载
有前款第一项行为，在成熟前自行铲除的，不予处罚。
[8] R. Ulichney: “The void-and-cluster method for dither array generation” (1993). ↑