Hi, 2015-02-22 13:13 GMT+01:00 Paul B Mahol <onemda at gmail.com>: > I'm more afraid of overhead that memset() does. A single AVZERO128U (or whatever that is called) might do it. wmalossless could use the same, but for both tak and it, I bet that's mostly setup, ie quite less called. -- Christophe