... NTSC SD video formatsSupports D1,HD1,2/3D1,3/4D1 Resolutions Selected one SPTS from ASI output4 SPTS ... ×480_60i, 720×576_50i(D1)544×480_60i, 544×576_50i(3/4D1)352×480_60i, 352×576_50i(HD1)480×480_60i, 480 ... 8Mbps~20Mbps each channelRate ControlCBR/VBRGOP StructureIBBPAdvanced PretreatmentDe-interlacing, noise reduction, sharpeningAudioEncodingMPEG-1 Audio Layer 2Sampling rate48KHz,44.1KHz, ...