Hi On 25 Jan 2017 18:25, "Canberk Demirsoy (Alumni)" <cdemirsoy at sabanciuniv.edu> wrote: Hi guys Help me with c920 please, even though i change the formats, it still reinits format to yuv420. Why is that? Can you post the full, uncut console output along with your full command line? That will allow people to answer your question.