Canon introduced Dual Pixel CMOS AF technology with the EOS-70D camera back in August, 2013. This technology has since been introduced in high end video cameras like the EOS C100 Mk II and EOS C300 Mk II plus the EOS-7D Mk II DSLR body.
They have also announced a series of EF lens equipped with STM technology. These lens are especially adept in taking video when mated to cameras equipped with the Dual Pixel CMOS AF feature. Below are 4 Canon videos explaining the ease and pleasure of shooting HD videos and short movies.