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HDMI is hardware stneitg, nothingto deal with postProductionbest way to work with SMU is to have AVI uncompresssed FileSMU is not an Editing video Progam, is a Keying+Virtual sets (sold separately) Post production systemfinally, you can record anything in best way/quality you want, then have a simple and uncompressed avi files wich will be well handled by SMUof course, if you work in Hires, be sure to have a highlevel pc to make rendering in a timely manner