The resolutions and frame rates for SDI and HDMI inputs are defined by the accepted inputs of the Black Magic capture card being used for input. For most cards the resolutions and frames rates are;
SD Format Support
525i29.97 NTSC, 625i25 PAL.
HD Format Support
1080p23.98, 1080p24, 1080p25, 1080p29.97, 1080p30, 1080p50, 1080p59.94, 1080p60
1080PsF23.98, 1080PsF24, 1080PsF25, 1080PsF29.97, 1080PsF30
1080i50, 1080i59.94, 1080i60
720p50, 720p59.94, 720p60
4K/UHD format support
2160p23.98, 2160p24, 2160p25, 2160p29.97, 2160p30, 2160p50, 2160p59.94, 2160p60
also
4096x2160p23.98, 4096x2160p24, 4096x2160p25