What Video I/O Does VelocityHD support?
VelocityHD features switchable HD/SD SDI connections for input and output. One input and two outputs are included standard with Altitude, supporting HD-SDI (SMPTE-292) in high-definition mode, or SMPTE-259 SDI in standard-definition mode. The two outputs can be routed as identical or discrete (for example program/ preview or fill/alpha), or configured as one HD and one SD, with the latter outputting the simultaneous down-conversion of the HD playback. (A dedicated composite analog video output is also provided for down-converted monitoring.) Each input and output supports two groups (eight channels) of embedded audio. In addition to HD-SDI I/O, VelocityHD also features VGA HD output, enabling HD playback to be viewed on compatible VGA monitors and reducing the need for expensive high-definition displays. The VGA up-converter contains the necessary frame rate conversion and de-interlacing circuits to provide a high quality VGA output. The available selection of VGA output raster and fra
