I have a QT  app based on the muxer.c example that creates a live video of text 
items and streams it out of a DeckLink card.
if I configure the output codec as:

        c->bit_rate = 400000;
        c->width    = 1920;
        c->height   = 1080;
        ost->st->time_base.den = 30000;
        ost->st->time_base.num = 1001;
        c->time_base       = ost->st->time_base;
        c->gop_size      = 12; /* emit one intra frame every twelve frames at 
most */
        c->pix_fmt       = STREAM_PIX_FMT; //UYVY422

The Decklink card outputs at 1080p29.97. I need to produce 1080i59.94 to match 
our cameras and feed into an ATEM production switcher for keying onto the 
camera video. Can anybody tell me what I need to do to make this happen? Thanks 
in advance.
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